ClassID:

86669

C02F2305/06 - CPC Classification

Classification description:

Use of specific compounds during water treatment Nutrients for stimulating the growth of microorganisms

Recent Application in this class:
#1
20260132064
2026-05-14

A METHOD FOR IMPROVING BIOLOGICAL MANGANESE OXIDATION PERFORMANCE OF MANGANESE-OXIDIZING BACTERIA AND APPLICATION THEREOF

#2
20260125302
2026-05-07

TANK CONFIGURATION WITH ENHANCED DENITRIFICATION

#3
20260116798
2026-04-30

EFFECTIVE TREATMENT OF CHLOROTRIFLUOROETHYLENE (CTFE) OLIGOMERS AND DERIVATIVES

#4
20260097979
2026-04-09

SILICA FERTILIZATION SYSTEMS AND METHODS

#5
20260042690
2026-02-12

METHOD FOR RAPID FORMATION OF DENITRIFYING GRANULAR SLUDGE AND ENHANCED DENITRIFICATION OF HIGH-NITRATE NITROGEN WASTEWATER

#6
20260001793
2026-01-01

WASTEWATER TREATMENT METHOD AND WASTEWATER TREATMENT APPARATUS

#7
20250382211
2025-12-18

BIOLOGICALLY INOCULATED SORPTIVE BEAD MEDIA

#8
20250382209
2025-12-18

METHOD FOR ENHANCING SELF-ENRICHMENT OF ANAMMOX BACTERIA BY SYMBIOTIC METABOLISM OF NITRATE-DEPENDENT DENITRIFYING BACTERIA

#9
20250368557
2025-12-04

PROCESS AND PLANT FOR TREATMENT OF WASTEWATER STREAM FROM ACRYLIC ACID AND/OR ACRYLATE PRODUCTION PLANT

#10
20250346513
2025-11-13

WASTEWATER TREATMENT METHOD AND WASTEWATER TREATMENT APPARATUS

#11
20250333343
2025-10-30

Intelligent Low-Carbon Treatment and Reuse System for Stormwater and Wastewater

#12
20250270126
2025-08-28

Real-Time Control of Feast and Famine Conditions

#13
20250188359
2025-06-12

METHODS FOR BIOLOGICAL PROCESSING OF HYDROCARBON-CONTAINING SUBSTANCES AND SYSTEM FOR EALIZATION THEREOF

#14
20250187960
2025-06-12

Self-Blending Pressurized Modular Nitrate Reduction System

#15
20250136487
2025-05-01

NUTRIENT SUPPLEMENTED CARBONIZED AEROGELS

#16
20250109414
2025-04-03

Continuous Flow Reactor for Conversion of Wastewater to Biohydrogen Using Activated Sludge and Microalgae

#17
20250059077
2025-02-20

PFAS REMOVAL AND DESTRUCTION USING BIOREACTORS FOLLOWED BY SUPERCRITICAL WATER OXIDATION

#18
20250050396
2025-02-13

Environmental Bioremediation Substrate from Animal By-Products and Use and Formation Thereof

#19
20240415102
2024-12-19

ADDITIVE BASED ON VITAMINS, MINERALS AND OTHER ORGANIC COMPOUNDS THAT IMPROVES BIOFILTER EFFICIENCY IN A RECIRCULATING AQUACULTURE SYSTEM (RAS)

#20
20240391811
2024-11-28

SYSTEM AND METHOD FOR CONTINUOUS METABOLISM OF CONTAMINANTS OF EMERGING CONCERN

#21
20240383786
2024-11-21

GRANULATION-PROMOTING MICROCARRIER FOR ANAEROBIC AMMONIUM OXIDATION (ANAMMOX) PROCESS, AND PREPARATION AND USE METHOD THEREOF

#22
20240343625
2024-10-17

Process for Removing Selenium from Wastewater Using Biological Reduction and Surface Complexation

#23
20240262727
2024-08-08

METHOD FOR IMPROVING BIOLOGICAL NITROGEN REMOVAL EFFECT OF LOW-TEMPERATURE SEWAGE

#24
20240246844
2024-07-25

BIODESALINATION USING MICROBIAL ATTACHED GROWTH CULTIVATION

#25
20240246843
2024-07-25

PROCESS FOR WATER TREATMENT IN OPEN RECOOLING PLANTS

#26
20240191178
2024-06-13

SALT-TOLERANT HETEROTROPHIC NITRIFICATION AEROBIC DENITRIFICATION PHOSPHORUS REMOVAL BACTERIAL STRAIN AND APPLICATION THEREOF

#27
20240166541
2024-05-23

METHOD FOR REMOVAL OF NOXIOUS TASTE OR ODOR COMPOUNDS FROM AQUACULTURE SYSTEM BY BIOACTIVE HYDROPHOBIC CARRIERS

#28
20240158272
2024-05-16

WATER TREATMENT WITH OIL

#29
20240110105
2024-04-04

Methods for biological processing of hydrocarbon-containing substances and system for realization thereof

#30
20240109798
2024-04-04

Method and device for realizing advanced nitrogen removal of mature landfill leachate and sludge reduction by using sludge fermentation products as carbon source

#31
20240051858
2024-02-15

METHOD FOR REMOVING AMMONIACAL NITROGEN FROM HYPERSALINE EFFLUENTS THROUGH A CONSORTIUM CONTAINING HIGH-SALINITY-RESISTANT HETEROTROPHIC NITRIFYING AND AEROBIC DENITRIFYING MICROORGANISMS

#32
20240043299
2024-02-08

Devices for controlling to remove food waste digestion foam

#33
20240043297
2024-02-08

BIO-ELECTROCHEMICAL SENSOR, SYSTEM AND METHOD FOR MONITORING AND CONTROLLING ORGANIC CARBON LEVELS IN A WASTEWATER TREATMENT PROCESS

#34
20240034656
2024-02-01

Devices for kitchen waste digestion

#35
20240024936
2024-01-25

Method for remediating petroleum hydrocarbon contamination in groundwater

#36
20240018026
2024-01-18

Tank Configuration with Enhanced Denitrification

#37
20240018025
2024-01-18

AEROBIC BIOLOGICAL WASTEWATER TREATMENT IN A CONTINUOUS FLOW REACTOR

#38
20240010536
2024-01-11

Methods for the amelioration of oil toxicity and stimulation of bacterial oil degradation

#39
20240002787
2024-01-04

POROUS GLASS-BASED MICROBIAL STORAGE AND DELIVERY SYSTEM

#40
20240002268
2024-01-04

Simultaneous Nitritation and Denitritation System

#41
20230391647
2023-12-07

Method for eliminating legionellae from water of a cooling circuit, which is loaded with organic substances and inorganic particles

#42
20230382773
2023-11-30

Apparatus and method for biofilm management

#43
20230348305
2023-11-02

SYSTEM AND METHOD FOR TREATMENT OF ANIMAL MANURE CONTAINING WASTEWATER

#44
20230331610
2023-10-19

MICROBIAL TREATMENT FOR WATER SYSTEMS AND SOIL REMEDIATION

#45
20230271864
2023-08-31

PROCESS FOR ENRICHING PHOSPHORUS AND RECOVERING BLUE IRON ORE BY USING BIOFILM METHOD

#46
20230270117
2023-08-31

MICROBIAL COMPOSITION AND METHOD FOR PRODUCING THEREOF FOR USE IN TREATMENT OF CONTAMINATED SOIL, WATER, AND/OR SURFACES

#47
20230249999
2023-08-10

Sewage treatment biological agent and preparation method and application thereof

#48
20230202897
2023-06-29

A PROCESS FOR ACCELERATING BIOLOGICAL DECOMPOSITION OF ORGANIC COMPOUNDS

#49
20230150855
2023-05-18

Shortcut nitrification method for sewage treatment

#50
20230139472
2023-05-04

System and Method for Indirect Measurement of Oxygen Utilization Rate and Influent Load for Aeration Control

#51
20230111148
2023-04-13

EFFICIENT MULTI-DIMENSIONAL CARBON SOURCE AND METHOD FOR PREPARING THE SAME

#52
20230040809
2023-02-09

METHOD FOR REMOVING TBBPA IN WATER, MICROBIAL STRAIN AND MICROBIAL AGENT

#53
20230025682
2023-01-26

ONSITE MICROORGANISM-BASED TREATMENT METHOD, SYSTEM AND APPARATUS

#54
20220402792
2022-12-22

Layered capillary wetting

#55
20220355354
2022-11-10

Method of in situ remediation of soils using a bioremediation composition including a time release material

#56
20220242759
2022-08-04

Method for producing microbial cellular biomass having flocculant properties

#57
20220213316
2022-07-07

ORGANIC SOLVENT DISPERSION OF HYDROLYSABLE POLYMER

#58
20220169547
2022-06-02

Method for reducing heavy metal content of sludge-based biocoke

#59
20220153620
2022-05-19

System and method of removing oil and toxic metals from petroleum produced water

#60
20220106210
2022-04-07

Method for Cleaning Process Water Circulated in a Paper Recycling System using Enzymes

#61
20220073382
2022-03-10

Method for accurate positioning and in-situ treatment of pollutants at sediment-water interface

#62
20220002761
2022-01-06

Booster composition to improve biogas yield and to stabilize the digester performance

#63
20210380452
2021-12-09

Method for treatment and resource utilization of acidic organic wastewater

#64
20210380449
2021-12-09

AUTOMATIC SEWAGE TREATMENT SYSTEM AND REPARATION METHOD OF BIOLOGICAL CARRIER

#65
20210371313
2021-12-02

Alternate method to induce biological treatment into contaminated areas

#66
20210370119
2021-12-02

Processes for remediation of a contaminated material

#67
20210348059
2021-11-11

Methods for biological processing of hydrocarbon-containing substances and system for realization thereof

#68
20210340044
2021-11-04

Denitrification of water using bacteria

#69
20210309552
2021-10-07

Water hygiene improving system and methods

#70
20210309550
2021-10-07

Method and system for treating saltwater containing volatile compounds

#71
20210284555
2021-09-16

Pretreatment of produced water to facilitate improved metal extraction

#72
20210276909
2021-09-09

Nitrogen sparging assisted anoxic biological water treatment system

#73
20210269336
2021-09-02

Remediation and/or restoration of an anoxic body of water

#74
20210261450
2021-08-26

Water treatment method and water treatment apparatus

#75
20210261449
2021-08-26

Water treatment method and water treatment device

#76
20210238072
2021-08-05

Water treatment

#77
20210206675
2021-07-08

Surface water mitigation structure

#78
20210198700
2021-07-01

Biogas production from excrement

#79
20210179469
2021-06-17

Method of treatment of partially hydrolyzed biosolids

#80
20210179465
2021-06-17

Method and device for controlling pollutants in basin water resources cycling utilization in agricultural activity areas

#81
20210179445
2021-06-17

PhAGR basin

#82
20210163825
2021-06-03

Methods for biological processing of hydrocarbon-containing substances and system for realization thereof

#83
20210147269
2021-05-20

Bacterial consortium for reducing perchlorate and/or nitrate and the process thereof

#84
20210130207
2021-05-06

Microorganism preparation feeding method, microorganism preparation automatic feeding apparatus, and wastewater processing system

#85
20210122682
2021-04-29

Method to prepare a soy hydrolysate product with a high concentration of free amino acids and method of using the same

#86
20210053096
2021-02-25

Method for bioremediation of lead

#87
20210047216
2021-02-18

Methods and systems for treating liquids including contaminant molecules

#88
20210024390
2021-01-28

METHOD FOR ENHANCING NITROGEN REMOVAL BY DENITRIFICATION IN HORIZONTAL SUBSURFACE-FLOW CONSTRUCTED WETLAND

#89
20200369545
2020-11-26

Economical process for preparation of anaerobic granules for waste water treatment

#90
20200339457
2020-10-29

Moving bed biofilm reactor system for selenium removal from water and wastewater

#91
20200339453
2020-10-29

Bioelectrochemical method and apparatus for energy reclamation from nitrogen compounds

#92
20200331785
2020-10-22

Composition and methods of use

#93
20200299157
2020-09-24

Coagulant composition for wastewater treatment

#94
20200283316
2020-09-10

Phytoremediation treatment system and containerized method of treating pollutants in water

#95
20200283314
2020-09-10

Bio-electrochemical sensor, system and method for monitoring and controlling organic carbon levels in a wastewater treatment process

#96
20200262726
2020-08-20

Treatment of wastewater

#97
20200140308
2020-05-07

Sewage treatment system

#98
20200123036
2020-04-23

ACTIVE CARBON AND MICROORGANISM COUPLING DEVICE FOR REMOVING PESTICIDE OUT OF FARMLAND DRAINAGE WATER

#99
20200109052
2020-04-09

Process to convert bisulphide to elemental sulphur

#100
20200071212
2020-03-05

Methods of making purified water from the Fischer-Tropsch process

#101
20200001337
2020-01-02

Environmental bioremediation substrate from animal by-products and use and formation thereof

#102
20190352597
2019-11-21

SYSTEMS AND METHODS FOR CLEANING WATER DISPENSERS

#103
20190352205
2019-11-21

Biodegradation of aniline from hypersaline environments using halophilic microorganisms

#104
20190345050
2019-11-14

Nanoparticles for the amelioration of oil toxicity and stimulation of bacterial oil degradation

#105
20190330091
2019-10-31

Water hygiene improving method

#106
20190248712
2019-08-15

Method to prepare a soy hydrolysate product with a high concentration of free amino acids and method of using the same

#107
20190225519
2019-07-25

Process for the treatment of wastewater containing organic material and ammonia

#108
20190217354
2019-07-18

Method of in situ remediation of soils using a bioremediation composition including a time release material

#109
20190210901
2019-07-11

Surface water mitigation structure

#110
20190202722
2019-07-04

Membrane aerated anaerobic granular sludge reactor with efficient nitrogen removal and greenhouse gas mitigation

#111
20190161953
2019-05-30

Organic waste treatment process and device

#112
20190135669
2019-05-09

ENHANCED BIOLOGICAL TREATMENT OF WASTEWATER

#113
20190119134
2019-04-25

COMPOSITIONS AND METHODS FOR REDUCING CYANURIC ACID IN RECREATIONAL WATER SYSTEMS

#114
20190092667
2019-03-28

Method and apparatus for selenium removal from high TDS wastewater

#115
20190071337
2019-03-07

BIOCONVERSION PROCESSES AND APPARATUS

#116
20190048367
2019-02-14

Biogas production from excrement

#117
20190031543
2019-01-31

Process condensate water treatment

#118
20190010069
2019-01-10

System and apparatus for a mobile, modular agricultural bioreactor, and methods related thereto

#119
20190010068
2019-01-10

Pretreatment of produced water to facilitate improved metal extraction

#120
20190002318
2019-01-03

Process and apparatus for dosing nutrients to a bioreactor

#121
20180370827
2018-12-27

WASTEWATER TREATMENT PLANT ONLINE MONITORING AND CONTROL

#122
20180363013
2018-12-20

Process for producing polyhydroxyalkanoate

#123
20180297871
2018-10-18

Compositions for removing hydrocarbons and halogenated hydrocarbons from contaminated environments

#124
20180222782
2018-08-09

ANAEROBIC SUSPENDED GROWTH TREATMENT OF CONTAMINATED WATER

#125
20180194655
2018-07-12

Method for water remediation and desalination via selectively breeding and cultivating generations of microbes

#126
20180194654
2018-07-12

Composition and methods of use

#127
20180194653
2018-07-12

Method for cleaning water dispensers via use of selectively bred and cultivated generations of microbes

#128
20180179091
2018-06-28

SOLID CARBON SOURCE, BIOREACTOR HAVING THE SAME AND METHOD FOR WASTEWATER TREATMENT USING THE SAME

#129
20180148681
2018-05-31

Composition capable of promoting the growth of denitrifying microorganisms and uses thereof

#130
20180141843
2018-05-24

Fast biofilm formation method for organic filler during treatment of sewage with low C/N ratio

#131
20180134580
2018-05-17

Ecological method for denitrification and phosphorus removal in wastewater treatment process

#132
20180119085
2018-05-03

Systems and methods of producing compositions from the nutrients recovered from waste streams

#133
20180119079
2018-05-03

SYMBIOTIC ALGAE SYSTEM

#134
20180072596
2018-03-15

Apparatus and methods for reducing nutrients in treating wastewater

#135
20180009688
2018-01-11

Method and system for treating wastewater

#136
20170362108
2017-12-21

HYBRID ACTIVATED IRON-BIOLOGICAL WATER TREATMENT SYSTEM AND METHOD

#137
20170349464
2017-12-07

Treatment of aquifer matrix back diffusion

#138
20170334757
2017-11-23

Method for reducing cyanuric acid in recreational water systems

#139
20170333962
2017-11-23

Bioremediation composition with a time release material for removing hydrocarbons from contaminated environments

#140
20170274431
2017-09-28

Mine drainage remediation using barium carbonate dispersed alkaline substrate

#141
20170267562
2017-09-21

Process of treating buchu mercaptan production wastewater using microalgae and chitin as a nitrogen source

#142
20170240447
2017-08-24

Systems for microorganism sustenance in an activated sludge unit

#143
20170233271
2017-08-17

PROCESS FOR ENHANCING POLYHYDROXYALKANOATE ACCUMULATION IN ACTIVATED SLUDGE BIOMASS

#144
20170210655
2017-07-27

Method for the biological treatment of sulphate containing waste water, via reduction of sulphate to sulphide then its oxidation to elemental sulphur

#145
20170166465
2017-06-15

Wastewater treatment process

#146
20170073259
2017-03-16

Reduction of the amount of sulphur compounds in a sulphur compounds contaminated wastewater stream using a granular sludge treatment system

#147
20170057850
2017-03-02

Composition and method for remediation of contaminated water

#148
20160368796
2016-12-22

Seawater pretreatment device

#149
20160347636
2016-12-01

Duplex reactor system for removal of tebuconazole and method thereof

#150
20160329588
2016-11-10

A METHOD FOR THE RECOVERY OF ORGANIC COMPOUNDS FROM WASTEWATER FOR GENERATING ELECTRICITY

#151
20160318782
2016-11-03

Algal-sludge granule for wastewater treatment and bioenergy feedstock generation

#152
20160311712
2016-10-27

Natural pyrrhotite biological filter and method for utilizing same to synchronously remove nitrate-nitrogen and phosphorus from water

#153
20160289107
2016-10-06

Moving bed biofilm reactor for waste water treatment system

#154
20160244347
2016-08-25

Composition and methods of use

#155
20160214879
2016-07-28

Treatment of waste products with anaerobic digestion

#156
20160152500
2016-06-02

Production of biomass for use in the treatment of Fischer-Tropsch reaction water

#157
20160136702
2016-05-19

Compositions for removing hydrocarbons and halogenated hydrocarbons from contaminated environments

#158
20160122705
2016-05-05

Dual-compartment bioreactor for use in wastewater treatment and algal production

#159
20160115055
2016-04-28

Water treatment system

#160
20160102007
2016-04-14

Producing algal biomass and products from organic solid material

#161
20160075579
2016-03-17

Methods of making purified water from the fischer-tropsch process

#162
20160074916
2016-03-17

Bioremediation of perchlorate-contaminated media

#163
20150376043
2015-12-31

Method and apparatus for wastewater treatment using external selection

#164
20150360982
2015-12-17

Bioremediation of soil and groundwater

#165
20150352387
2015-12-10

Processes for remediation of a contaminated material

#166
20150329397
2015-11-19

Process of treating buchu mercaptan production wastewater using microalgae and chitin as a nitrogen source

#167
20150329394
2015-11-19

Use of activated carbon in a membrane bioreactor

#168
20150291461
2015-10-15

Inoculant for water treatment device

#169
20150284279
2015-10-08

Installation and method for wastewater treatment

#170
20150251936
2015-09-10

Lagoon biological treatment method and system

#171
20150239762
2015-08-27

Method of reducing residual recalcitrant organic pollutants

#172
20150232359
2015-08-20

Treatment of aquifer matrix back diffusion

#173
20150184200
2015-07-02

Method for improving production of bio-hydrogen from waste water containing protein

#174
20150183670
2015-07-02

Heavy metal stabilization and methane inhibition during induced or naturally occurring reducing conditions in contaminated media

#175
20150175458
2015-06-25

Microbial flora activator and its use in treating wastewater containing oil and fat

#176
20150108066
2015-04-23

Denitrification biofilter device and method for treating wastewater

#177
20150083662
2015-03-26

Anaerobic suspended growth treatment of contaminated water

#178
20150079662
2015-03-19

Bioremediation of perchlorate-contaminated media

#179
20150076058
2015-03-19

Waste processing system with anaerobic mechanism and method of operation thereof

#180
20150034553
2015-02-05

Wastewater treatment plant online monitoring and control

#181
20140374343
2014-12-25

Device for purifying liquid wastewater, and method for cleaning liquid wastewater using said device

#182
20140367331
2014-12-18

Method for resourceful utilization of desorption liquid generated in the resin ion exchange process

#183
20140353247
2014-12-04

Water denitrification

#184
20140319055
2014-10-30

Using continuous nitrate measurement to control aeration in an aerated-anoxic process

#185
20140319054
2014-10-30

Apparatus and method for enhanced wastewater treatment

#186
20140305866
2014-10-16

System for decomposition of organic compounds and method of operation

#187
20140273150
2014-09-18

Compositions and methods of use

#188
20140263038
2014-09-18

Method for control of deleterious microbes in oil and gas and other industrial fluids

#189
20140251900
2014-09-11

Inhibition of methane production during anaerobic reductive dechlorination

#190
20140212956
2014-07-31

Method to stimulate and sustain the anaerobic biodegradation of light non-aqueous phase liquid

#191
20140102978
2014-04-17

Composition and method for remediation of contaminated water

#192
20140091254
2014-04-03

Method of manufacturing compositions for removing halogenated hydrocarbons from contaminated environments

#193
20140042085
2014-02-13

Systems and methods for waste treatment

#194
20130341268
2013-12-26

Method and system for treating wastewater

#195
20130327709
2013-12-12

Method and system for treating wastewater and sludges by optimizing sCOfor anaerobic autotrophic microbes

#196
20130292330
2013-11-07

Ultrapure water producing method and apparatus

#197
20130260441
2013-10-03

Bioremediation systems, compositions, and methods

#198
20130256220
2013-10-03

In-situ method and apparatus for decontaminating sites contaminated by hydrocarbons

#199
20130210112
2013-08-15

Bioremediation method for accelerated biological decomposition of petroleum hydrocarbons in sea ice-covered polar regions, and bacteria and enzyme mixtures as agents for carrying out said method

#200
20130112600
2013-05-09

Selective hydrogen adding equipment for living organism applicable fluid

#201
20130098837
2013-04-25

Method for rapid treatment of waste water and a composition thereof

#202
20130062281
2013-03-14

METHOD AND APPARATUS FOR TREATMENT OF WASTEWATER

#203
20130048558
2013-02-28

WATER TREATMENT METHOD AND ULTRAPURE WATER PRODUCING METHOD

#204
20130015126
2013-01-17

In situ bioremediation of contaminated groundwater using electron acceptor salts

#205
20120318734
2012-12-20

Methods for treating waste water

#206
20120312743
2012-12-13

Self-sustained microbial detoxification of soluble sulfate from environmental effluent

#207
20120305479
2012-12-06

MIXED SUBSTRATES FOR ANAEROBIC BIOREMEDIATION IN AQUIFERS

#208
20120305476
2012-12-06

TREATMENT METHOD FOR REDUCING THE PRODUCTION OF AN H2S COMPOUND IN AQUEOUS EFFLUENTS PASSING INTO A PIPE

#209
20120305475
2012-12-06

Method for reducing organic waste in waste water

#210
20120241376
2012-09-27

METHOD OF SELENIUM REMOVAL FROM AN AQUEOUS SOURCE

#211
20120217201
2012-08-30

METHOD FOR ENHANCING BIOLOGICAL WATER TREATMENT

#212
20120208261
2012-08-16

Method of removing heavy metals in soils and water

#213
20120192487
2012-08-02

NUTRICULTURE SYSTEM AND WATER TREATMENT APPARATUS FOR STERILIZATION AND PURIFICATION PURPOSES

#214
20120175301
2012-07-12

Method for treating contaminated water

#215
20120152831
2012-06-21

Apparatus for cleaning wastewater

#216
20120114852
2012-05-10

Method of manufacturing compositions for removing halogenated hydrocarbons from contaminated environments

#217
20120107914
2012-05-03

Microbial activity improvement agent, microbial activity improvement method, and biological waste treatment method

#218
20120100598
2012-04-26

R. rhodochrous and Linoleic Acid As Bioremediation Agents of Polycyclic Aromatic Hydrocarbons (PAH) in Diesel-Contaminated Soil

#219
20120097606
2012-04-26

METHOD FOR TREATING WASTEWATER CONTAINING AMMONIA NITROGEN

#220
20120085705
2012-04-12

Wastewater chemical/biological treatment method for open water discharge

#221
20120085703
2012-04-12

Distributed facultative bacteria water treatment system with membrane biological reactor package plant augmentation

#222
20120056127
2012-03-08

Microemulsion for bioremediation

#223
20120040442
2012-02-16

METHOD FOR USE IN PALM OIL MILL EFFLUENT (POME) TREATMENT

#224
20120031836
2012-02-09

Compact upright bioreactor for the elimination of nutrients

#225
20120024798
2012-02-02

Selenium Removal Using Chemical Oxidation and Biological Reduction

#226
20120024782
2012-02-02

METHOD AND APPARATUS FOR TREATING AN OIL SPILL

#227
20120021500
2012-01-26

BIOGAS PRODUCING SYSTEM

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2012-01-26

Trace Element Solution For Biogas Methods

#229
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2011-12-15

Electrobiochemical Reactor

#230
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2011-11-03

Advanced biologic water treatment using algae

#231
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2011-11-03

Wastewater treatment apparatus with two-stage multimedia biological filtration process

#232
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2011-10-20

ANAEROBIC DIGESTER-MEMBRANE BIOREACTOR FOR TREATING A WASTE STREAM

#233
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2011-08-04

Systems and methods for reducing sludges produced by wastewater treatment facilities

#234
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2011-07-21

PROCESS FOR THE TREATMENT OF WATER AND PRODUCTION OF BIOMASS AND ASSOCIATED SYSTEMS

#235
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2011-06-23

Septic system cleaning compositions

#236
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2011-04-28

HCN removal from syngas using chemical and biological treatment

#237
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2011-03-31

Systems and Methods for Sustainable Wastewater and Biosolids Treatment

#238
20110073544
2011-03-31

Denitrification process

#239
20110073543
2011-03-31

SYSTEM AND METHOD FOR USING UREA AS A NITROGEN SOURCE IN A BIOREACTOR

#240
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2011-03-17

Bio-denitrification apparatus and method for making and using same

#241
20110006000
2011-01-13

Biofilm remediation of metal containing wastewater

#242
20100329790
2010-12-30

Treatment and prevention systems for acid mine drainage and halogenated contaminants

#243
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2010-12-23

Biofilm remediation of fracture fluid

#244
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2010-12-16

Methods of remediation of water

#245
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2010-12-16

Method for removing the contamination of C,N utilizing heterotrophic ammonia-oxidizing bacteria

#246
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2010-12-09

MOBILE UNIT FOR THE TREATMENT OF RAW WATER

#247
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2010-11-18

PROCESS AND SYSTEM FOR ALGAE PRODUCTION FROM THE BYPRODUCTS OF WASTE WATER TREATMENT

#248
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2010-11-11

Method and apparatus for treating nitrate waste liquid

#249
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2010-11-04

System and method for biological wastewater treatment and for using the byproduct thereof

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2010-10-14

PROCESS, ADAPTED MICROBES, COMPOSITION AND APPARATUS FOR PURIFICATION OF INDUSTRIAL BRINE

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2010-10-14

Apparatus and method for treating radioactive nitrate waste liquid

#252
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2010-09-23

System and method for treating wastewater via phototactic heterotrophic microorganism growth

#253
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2010-09-16

PROCESS FOR THE RECOVERY OF MAGNESIUM FROM A SOLUTION AND PRETREATMENT

#254
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2010-08-26

Waste water treatment

#255
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2010-08-19

Bioremediation Materials

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2010-08-05

Systems and methods for treating oil, fat and grease in collection systems

#257
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2010-07-08

Waste activated sludge phosphorus and magnesium stripping process and struvite production system

#258
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2010-06-17

Fatty acid containing compounds and methods of using same

#259
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2010-06-10

Bioaugmentation to remediate dioxane in groundwater

#260
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2010-06-03

Anaerobic treatment method and anaerobic treatment apparatus

#261
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2010-06-03

Septic system cleaning method

#262
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2010-05-06

COMPOSITIONS, METHODS AND USES FOR GROWTH OF MICROORGANISMS AND PRODUCTION OF THEIR PRODUCTS

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2010-04-22

Water denitrification

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2010-04-22

METHODS OF REDUCING THE COST REQUIRED FOR COMING INTO COMPLIANCE

#265
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2010-04-15

BIOTECHNICAL AND MICROBIOLOGICAL PRODUCTION METHOD AND EQUIPMENT

#266
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2010-04-15

METHODS OF REDUCING THE TIME REQUIRED FOR COMING INTO COMPLIANCE

#267
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2010-04-15

Methods for treatment of perchlorate contaminated water

#268
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2010-04-15

Methods of reducing the amount of settling aid

#269
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2010-03-11

Vertical-horizontal filter unit for the biological purification of polluted water

#270
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2010-03-04

Bioremediation method for accelerated biological decomposition of petroleum hydrocarbons in sea ice-covered polar regions, and bacteria and enzyme mixtures as agents for carrying out said method

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2010-02-25

Method of treating wastewater containing organic compound

#272
20090298165
2009-12-03

Process for removing selenium from air or water

#273
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2009-12-03

Wastewater photo biomass/algae treatment method

#274
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2009-12-03

Process for preparation of substrate for microbial digestion

#275
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2009-10-22

Mixing eductor

#276
20090261037
2009-10-22

Biomass treatment of organic waste or waste water

#277
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2009-10-08

DRAINAGE WATER-TREATING METHOD AND DRAINAGE WATER-TREATING APPARATUS

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2009-10-01

ENVIRONMENTALLY FRIENDLY HYBRID MICROBIOLOGICAL CONTROL TECHNOLOGIES FOR COOLING TOWERS

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2009-09-10

METHODS AND APPARATUSES FOR CONTROLLING CONDITIONS IN WATER

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2009-08-27

Method and apparatus for simultaneous clarification and endogenous post denitifrication

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2009-08-06

Waste activated sludge stripping to remove internal phosphorus

#282
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2009-06-18

Drainage water-treating method

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2009-05-28

Method for removing undesirable components from water while containing, cultivating, and harvesting photosynthetic marine microorganisms within water

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2009-04-30

METHOD OF FEEDING MICROBIAL ACTIVITY CONTROLLING SUBSTANCE, APPARATUS THEREFOR, AND MAKING USE OF THE SAME, METHOD OF ENVIRONMENTAL CLEANUP AND BIOREACTOR

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2009-04-16

Method and eqipment for biological treatment of organic wastewater

#286
20090090670
2009-04-09

WASTEWATER TREATMENT SYSTEM AND METHOD

#287
20090026134
2009-01-29

IN-SITU GROUNDWATER NITRIFICATION AND DE-NITRIFICATION REMEDIATION SYSTEM

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2008-11-13

Methods of treatment of ground water

#289
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2008-11-06

Compositions and uses thereof in bioremediation

#290
20080264861
2008-10-30

Septic system cleaning

#291
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2008-10-30

Bioreactor system for biological degradation of oily sludge

#292
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2008-10-16

Waste water treatment

#293
20080210630
2008-09-04

METHODS AND KITS FOR BIOREMEDIATION OF CONTAMINATED SOIL

#294
20080210610
2008-09-04

Apparatus for treating wastewater

#295
20080190864
2008-08-14

Method of treating a marine object

#296
20080135475
2008-06-12

System and method for biological wastewater treatment and for using the byproduct thereof

#297
20080041786
2008-02-21

Methods and apparatus for the removal of organic matter and related degradation products from water

#298
20080041784
2008-02-21

Method for removal of contaminants from water

#299
20080041783
2008-02-21

Process to improve the efficiency of a membrane filter activated sludge system

#300
20080035538
2008-02-14

Apparatus for denitrifying wastewater