ClassID:

86379

C02F3/28 - CPC Classification

Classification description:

Biological treatment of water, waste water, or sewage Anaerobic digestion processes

Sub-classes:
Recent Application in this class:
#1
20260145976
2026-05-28

Water and Energy Recovery System

#2
20260116796
2026-04-30

METHOD FOR RAPIDLY STARTING DYE-ORGANIC WASTEWATER ANAEROBIC CO-METABOLIC SYSTEM BASED ON S-NZVI

#3
20260049014
2026-02-19

PROCESS FOR THE DEGRADATION OF ONE OR MORE HYDROCARBONS

#4
20260001795
2026-01-01

RETROFITTABLE SYSTEM FOR WASTEWATER TREATMENT THROUGH PRIORITIZATION OF MICROORGANISM DIGESTION FUNCTION

#5
20260001794
2026-01-01

INORGANIC-BIOHYBRID AND PREPARATION METHOD AND APPLICATION THEREOF

#6
20250368557
2025-12-04

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

#7
20250320144
2025-10-16

THERMAL TREATMENT OF FLUSH MANURE

#8
20250206648
2025-06-26

A PROCESS FOR TREATING SLUDGE

#9
20250197261
2025-06-19

WASTEWATER TREATMENT USING COMPOSITE BIOFILM CARRIERS

#10
20250171343
2025-05-29

TREATMENTS OF ORGANIC WASTE

#11
20250136489
2025-05-01

METHOD FOR BIOLOGICALLY TREATING PERSISTENT ORGANIC WASTE WATER CONTAINING OIL COMPONENT INCLUDING HIGHER FATTY ACID AND THICKENING POLYSACCHARIDE

#12
20250128974
2025-04-24

TREATING SYSTEM FOR LIQUID WASTE CONTAINING ORGANIC MATTER

#13
20250091920
2025-03-20

System and Method for the Control of Mixed Liquor Fermentation

#14
20250075139
2025-03-06

System and process for producing synthetic fuels without emitting carbon dioxide

#15
20250011820
2025-01-09

Method for promoting anaerobic digestion using carbonyl iron

#16
20240392236
2024-11-28

NANOBUBBLES FOR ANAEROBIC PROCESSES

#17
20240383765
2024-11-21

PROCESS TO RECOVER AMMONIUM BICARBONATE FROM WASTEWATER

#18
20240351924
2024-10-24

PUMP-BASED SYSTEM FOR WASTEWATER TREATMENT THROUGH MICROORGANISM BIOCHEMICAL PATHWAY OPTIMIZATION

#19
20240270618
2024-08-15

RENEWABLE NATURAL GAS AND CARBON DIOXIDE CAPTURING SYSTEM AND RELATED METHODS

#20
20240246847
2024-07-25

SYSTEM AND METHOD FOR IMPROVED ANAEROBIC DIGESTION

#21
20240228349
2024-07-11

Method for recovering phosphorus and iron and use thereof

#22
20240190742
2024-06-13

METHODS AND SYSTEMS FOR TREATING FLUID USING A BIOCHEMICAL PROCESS UNDER VACUUM PRESSURE

#23
20240174538
2024-05-30

AUTOMATED ZERO WASTE SYSTEMS AND METHODS

#24
20240157312
2024-05-16

SYSTEM AND METHOD FOR THE TREATMENT OF BIOGAS AND WASTEWATER

#25
20240150207
2024-05-09

Septic Sludge Alarm Assembly

#26
20240150198
2024-05-09

METAL POWDER MIXTURE AS HEAT SOURCE FOR TREATING ENVIRONMENTAL MEDIUM

#27
20240132387
2024-04-25

METHODS AND SYSTEMS FOR TREATING FLUID USING A BIOCHEMICAL PROCESS UNDER VACUUM PRESSURE

#28
20240083792
2024-03-14

System and method for recovering nutrients from a high nitrogenous liquid waste

#29
20240083791
2024-03-14

System and method for recovering nutrients from a high nitrogenous liquid waste

#30
20240060093
2024-02-22

SYSTEMS AND METHODS FOR METHANOL PRODUCTION

#31
20240034660
2024-02-01

METHODS AND APPARATUS FOR TREATMENT AND PURIFICATION OF WASTEWATER

#32
20240034656
2024-02-01

Devices for kitchen waste digestion

#33
20240024936
2024-01-25

Method for remediating petroleum hydrocarbon contamination in groundwater

#34
20230416127
2023-12-28

Liquid Bio-Catalytic Composition

#35
20230373830
2023-11-23

Atomizer-based system for wastewater treatment through microorganism biochemical pathway optimization

#36
20230278880
2023-09-07

Ammonium Bicarbonate Production Method Using Anaerobic Digester Outputs

#37
20230211286
2023-07-06

SYSTEM AND METHOD FOR COOPERATIVELY TREATING WATER AND GAS TO REDUCE POLLUTANTS AND CARBON EMISSION

#38
20230202887
2023-06-29

Method for intensification of advanced biological nitrogen removal and reduction of endocrine disrupting toxicity

#39
20230118918
2023-04-20

System and method for improved anaerobic digestion

#40
20230113433
2023-04-13

HYDROGEN SULFIDE ADSORPTION PROCESS AND APPARATUS

#41
20230111148
2023-04-13

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

#42
20230105958
2023-04-06

Water and Energy Recovery System

#43
20230071928
2023-03-09

SYSTEMS AND METHODS OF CONTROLLABLE SEPARATION BETWEEN RECYCLABLE ORGANIC WASTE FROM GARBAGE DISPOSAL AND KITCHEN SINK GRAYWATER SEWAGE

#44
20230059525
2023-02-23

Method, System and Stable for Phosphate Recovery from a Waste Stream

#45
20230048932
2023-02-16

System and method for recovering nutrients from a high nitrogenous liquid waste

#46
20220411303
2022-12-29

Wetland system for treating domestic wastewater and rainwater and application thereof

#47
20220396509
2022-12-15

MICROBIAL ASSISTED PHOSPHOROUS RECOVERY UNDER ANAEROBIC CONDITION

#48
20220388879
2022-12-08

BIOFILMS IN BIOELECTROCHEMICAL ENERGY CONVERSION CELLS

#49
20220356400
2022-11-10

METHOD AND SYSTEM FOR IN-SITU REMEDIATION USING SURFACTANT-FREE OIL-IN WATER EMULSION

#50
20220348486
2022-11-03

Method for starting single-stage system for nitrogen removal coupling partial denitrification and anammox

#51
20220324736
2022-10-13

Transportable wastewater treatment systems and methods

#52
20220290065
2022-09-15

COMBINATION OF ANAEROBIC TREATMENT OF CARBONACEOUS MATERIAL WITH HYDROTHERMAL GASIFICATION TO MAXIMIZE VALUE ADDED PRODUCT RECOVERY

#53
20220234927
2022-07-28

Mixing systems and methods of mixing

#54
20220227637
2022-07-21

Process to recover ammonium bicarbonate from wastewater

#55
20220213316
2022-07-07

ORGANIC SOLVENT DISPERSION OF HYDROLYSABLE POLYMER

#56
20220212973
2022-07-07

Dissolved air flotation system and methods for biological nutrient removal

#57
20220177341
2022-06-09

SEWAGE TREATMENT METHOD

#58
20220162134
2022-05-26

READILY ERECTABLE INSTALLATION RESPECTIVE KIT-OF-PARTS AND METHOD FOR PRODUCTION OF BIOGAS AND LIQUID FERTILIZER BY ANEROBIC DIGESTION ON INDUSTRIAL SCALE

#59
20220153620
2022-05-19

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

#60
20220127177
2022-04-28

Semiconductor process wastewater treatment system and semiconductor process wastewater treatment method using the same

#61
20220098075
2022-03-31

WATER TREATMENT METHOD AND WATER TREATMENT APPARATUS

#62
20220048799
2022-02-17

Rotating cored-type biological treatment device of low-carbon-source wastewater and usage method therefor

#63
20220033290
2022-02-03

In-situ remediation of sulfate contamination

#64
20210371299
2021-12-02

System and method for the treatment of biogas and wastewater

#65
20210363043
2021-11-25

Cow excreta treatment apparatus and method

#66
20210363039
2021-11-25

Preparation Method and Application of External Carbon Source by Denitrification from Lake Algae

#67
20210362105
2021-11-25

System, method and generator for generating nanobubbles or nanodroplets

#68
20210323850
2021-10-21

Water treatment system

#69
20210309549
2021-10-07

Methods of organic waste stream conversion

#70
20210292694
2021-09-23

SCALABLE BIODIGESTER PLANT FOR GENERATING BIOGAS FROM LIVESTOCK LIQUID MANURE

#71
20210284556
2021-09-16

Water treatment method and water treatment device

#72
20210269346
2021-09-02

Methods and apparatus for treatment and purification of oil and gas produced water

#73
20210260566
2021-08-26

Enhanced reduction bioremediation method using in-situ alcoholysis

#74
20210246056
2021-08-12

Method for wastewater treatment through microorganism biochemical pathway optimization

#75
20210230037
2021-07-29

Treatments of organic waste

#76
20210221718
2021-07-22

for degrading ethylene oxide

#77
20210198847
2021-07-01

Method and apparatus for drying preferably a moving material web by means of at least one drying device heated by means of biogas and comprising infrared radiators

#78
20210188728
2021-06-24

Lightweight appliance with exoskeletal support respective kit-of-parts and method for production of biogas and liquid fertilizer

#79
20210171775
2021-06-10

Asphalt mixture composition comprising digestate additive

#80
20210163329
2021-06-03

System and method for improved anaerobic digestion

#81
20210155559
2021-05-27

Method and systems for isolation and/or separation of target products from animal produced waste streams

#82
20210094754
2021-04-01

Digester cover left-in-place ballast ring

#83
20210087520
2021-03-25

Anaerobic digester

#84
20210087519
2021-03-25

Anaerobic digester

#85
20210047218
2021-02-18

Dissolved air flotation system and methods for biological nutrient removal

#86
20210047215
2021-02-18

WASTEWATER TREATMENT METHOD

#87
20210039974
2021-02-11

Mixing systems and methods of mixing

#88
20210032140
2021-02-04

Composite phosphorus-based calcification inhibitor

#89
20210032138
2021-02-04

Whey preacid treatment of wastewater with high calcium concentration to promote anaerobic digestion and delay calcification

#90
20210002676
2021-01-07

Process for enzymatic hydrolysis of lignocellulosic material and fermentation of sugars

#91
20200392028
2020-12-17

Integrated deammonification process for wastewater reclamation

#92
20200299160
2020-09-24

Wastewater treatment apparatus to achieve class B biosolids using chlorine dioxide

#93
20200270155
2020-08-27

System and method for wastewater treatment through microorganism biochemical pathway optimization

#94
20200264089
2020-08-20

Method for determining optimal preservation temperature of anaerobic ammonium oxidation biofilm in wastewater treatment for total nitrogen removal

#95
20200255313
2020-08-13

Process to recover ammonium bicarbonate from wastewater

#96
20200223731
2020-07-16

Method to Improve the Dewatering of Farm Waste Sludges

#97
20200171556
2020-06-04

PRE-TREATMENT FOR SOLID WASTE PRESS

#98
20200165553
2020-05-28

Apparatus and method for refractory organics conversion into biogas

#99
20200148988
2020-05-14

System and process for producing biogas from an ethanol slurry mix

#100
20200140304
2020-05-07

Process for treating contaminated water

#101
20200140302
2020-05-07

Method for quickly converting organic waste into energy

#102
20200131541
2020-04-30

Biological agent for enrichment of anaerobic digestion reactors, method of preparing such biological agent and bio-augmentation process with said agent

#103
20200115670
2020-04-16

Anaerobic digester

#104
20200115264
2020-04-16

Automated zero waste systems and methods

#105
20200109052
2020-04-09

Process to convert bisulphide to elemental sulphur

#106
20200079670
2020-03-12

COADMINISTRATION OF SULFIDE OXIDIZING BACTERIA AND NITRATES FOR MANAGEMENT AND CONTROL OF HYDROGEN SULFIDE PRODUCTION IN WASTEWATER

#107
20200074307
2020-03-05

System and method for anaerobic digestion process assessment, optimization and/or control

#108
20200062625
2020-02-27

System for wastewater treatment through controlling microorganism purification functions

#109
20200055757
2020-02-20

System and method for controlled gas-dispersion-return-sludge-based wastewater treatment

#110
20200048119
2020-02-13

Process and system for wastewater treatment

#111
20200038926
2020-02-06

Compositions and methods for removing chlorinated hydrocarbons

#112
20200010342
2020-01-09

Method and system for phosphate recovery from a stream

#113
20190382805
2019-12-19

Process for enzymatic hydrolysis of lignocellulosic material and fermentation of sugars

#114
20190322597
2019-10-24

WASTE MATERIAL PROCESSING SYSTEM

#115
20190322559
2019-10-24

System and method for wastewater treatment using selective gas-dispersion return sludge delivery

#116
20190276344
2019-09-12

System and method for improved anaerobic digestion

#117
20190263676
2019-08-29

Systems and methods for a low environmental impact treatment of contaminated fluid

#118
20190256391
2019-08-22

CLARIFYING WATER AND WASTEWATER WITH FUNGAL TREATMENT/BIOFLOCCULATION

#119
20190226363
2019-07-25

Heat Utilization in ORC Systems

#120
20190225495
2019-07-25

Methods and systems for recovering phosphorus from wastewater including digestate recycle

#121
20190210904
2019-07-11

Process to recover ammonium bicarbonate from wastewater

#122
20190185354
2019-06-20

Municipal mixing with reciprocating motion disk

#123
20190144321
2019-05-16

Improving sludge dewaterability and energy balance of wastewater treatment

#124
20190144318
2019-05-16

Process for selenium removal with biological, chemical and membrane treatment

#125
20190135668
2019-05-09

Mixing systems and methods of mixing

#126
20190071338
2019-03-07

Process to recover ammonium bicarbonate from wastewater

#127
20190062682
2019-02-28

Process for optimizing the operation of a plug-flow fermenter for the anaerobic fermentation of organic wastes

#128
20190031542
2019-01-31

Wastewater treatment system and gas liquid partition valve

#129
20190015846
2019-01-17

Pretreated wastewater spray system

#130
20190010070
2019-01-10

Membrane separation process

#131
20190002928
2019-01-03

Grain processing

#132
20180370827
2018-12-27

WASTEWATER TREATMENT PLANT ONLINE MONITORING AND CONTROL

#133
20180354830
2018-12-13

Method of using microbial DNA sequencing in recovering renewable resources from wastewater and other waste streams

#134
20180334401
2018-11-22

PLANT FOR THE PURIFICATION OF WASTE AND/OR PROCESS WATER BY MEANS OF ANAEROBIC MICROORGANISMS WITH A REACTOR TANK AND AN EXTERNAL SEPARATION APPARATUS

#135
20180334322
2018-11-22

Digester cover left-in-place ballast ring

#136
20180332830
2018-11-22

Automated aquaponics apparatus

#137
20180319713
2018-11-08

Production of arginine-rich proteins from wastewater and use as a fertilizer

#138
20180290936
2018-10-11

Method and systems for isolation and/or separation of target products from animal produced waste streams

#139
20180282189
2018-10-04

STRUVITE PRECIPITATION AND MICROBIAL FUEL CELL FOR RECOVERY OF NUTRIENTS AND ENERGY FROM DIGESTER EFFLUENT

#140
20180273413
2018-09-27

Wastewater detoxification method and system

#141
20180237735
2018-08-23

Recessed roof for a storage tank

#142
20180179646
2018-06-28

Method for producing hydrogen gas from aqueous hydrogen sulphide

#143
20180118594
2018-05-03

Biological nutrient removal process control system

#144
20180093909
2018-04-05

ANAEROBIC DIGESTER ENHANCEMENT

#145
20180072596
2018-03-15

Apparatus and methods for reducing nutrients in treating wastewater

#146
20180065875
2018-03-08

Anaerobic Reactor for Wastewater Treatment

#147
20180044213
2018-02-15

Method for treating organic wastewater and organic wastewater treating system

#148
20180044210
2018-02-15

Systems and devices for treating and monitoring water, wastewater and other biodegradable matter

#149
20170339838
2017-11-30

Air Fertilization System Directing CO2 Exhaust to a Covered Crop Row

#150
20170334739
2017-11-23

Ammonia Stripper

#151
20170309942
2017-10-26

ELECTRODE, FUEL CELL AND WATER TREATMENT DEVICE

#152
20170291858
2017-10-12

Lightweight assemblable appliance with pliant exoskeletal support respective kit-of-parts and method for production of biogas and liquid fertilizer

#153
20170253512
2017-09-07

Municipal Mixing with Reciprocating Motion Disk

#154
20170247722
2017-08-31

Process for enzymatic hydrolysis of lignocellulosic material and fermentation of sugars

#155
20170247278
2017-08-31

Portable renewable energy microgeneration system

#156
20170239699
2017-08-24

Chemical Oxidation and Biological Attenuation Process for the Treatment of Contaminated Media

#157
20170233276
2017-08-17

METHOD FOR THE MANAGEMENT OF BIOLOGY IN A BATCH PROCESS

#158
20170225989
2017-08-10

BIOMEDIATION METHOD

#159
20170217787
2017-08-03

MODULAR LIQUID WASTE TREATMENT SYSTEM AND METHOD

#160
20170190604
2017-07-06

USE OF MAGNESIUM HYDROXIDE IN THE NEUTRALIZATION OF PTA WASTEWATER

#161
20170166467
2017-06-15

Process for treating organic material

#162
20170159030
2017-06-08

Bacterial cytochrome P450 protein variant and method of reducing concentration of fluorinated methane in sample using the same

#163
20170158539
2017-06-08

System and method for converting organic waste into methane and other useful products

#164
20170158535
2017-06-08

PROCESS FOR RECOVERING ELEMENTAL SELENIUM FROM WASTEWATER

#165
20170129819
2017-05-11

Recovery of phosphorous

#166
20170101616
2017-04-13

SONICATED BIOLOGICAL HYDROGEN REACTOR

#167
20170088803
2017-03-30

System and method for thermophilic anaerobic digester process

#168
20170066691
2017-03-09

Waste material processing system

#169
20170043279
2017-02-16

SYSTEM HAVING FOAM BUSTING NOZZLE AND SUB-SURFACE MIXING NOZZLE

#170
20170029310
2017-02-02

System and method for improved anaerobic digestion

#171
20170015574
2017-01-19

WASTEWATER SEPARATION AND PURIFICATION

#172
20170008775
2017-01-12

Maintenance self-diagnosis and guide for a self-contained wastewater treatment system

#173
20160346788
2016-12-01

Organics recovery from dry fraction

#174
20160340215
2016-11-24

A method for treating sulphate-containing waters

#175
20160340211
2016-11-24

Apparatus and method for reduction in ammoniacal nitrogen from waste waters

#176
20160332115
2016-11-17

Method for the purification of gases containing volatile organic compounds

#177
20160329588
2016-11-10

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

#178
20160318781
2016-11-03

MIXING SYSTEMS AND METHODS OF MIXING

#179
20160297700
2016-10-13

PSYCHROPHILIC ANAEROBIC DIGESTION OF HIGH SOLIDS CONTENT

#180
20160264484
2016-09-15

Facility for treating and recycling animal waste comprising methanisation, cultivation of microalgae and macrophytes, and vermiculture

#181
20160257586
2016-09-08

WASTE DISTRIBUTOR SYSTEM AND APPARATUS

#182
20160251842
2016-09-01

Leaching Tube

#183
20160244789
2016-08-25

Thraustochytrid based process for treating waste effluents

#184
20160214879
2016-07-28

Treatment of waste products with anaerobic digestion

#185
20160214876
2016-07-28

WATER TREATMENT SYSTEMS AND METHODS FOR CONCURRENT REMOVAL OF VARIOUS TYPES OF ORGANIC MATERIALS

#186
20160207806
2016-07-21

Method and device for processing solid waste

#187
20160200613
2016-07-14

Process to recover ammonium bicarbonate from wastewater

#188
20160190627
2016-06-30

Filtration-Active Fuel Cell

#189
20160186111
2016-06-30

MUNICIPAL WASTE WATER TREATMENT PLANT/PROCESS WITH BY PRODUCT AND DRINKING WATER RECYCLE

#190
20160185632
2016-06-30

METHOD AND INSTALLATION FOR REMOVING SULPHUR FROM THE DIGESTATE AND THE BIOGAS OF A DIGESTER

#191
20160130166
2016-05-12

Portable renewable energy microgeneration system

#192
20160130158
2016-05-12

Ammonia stripper

#193
20160122218
2016-05-05

Process and device for treating a biomass mixed with water in order to produce drinking water, biogas and combustible solids

#194
20160107910
2016-04-21

Septic tank for generating methane gas

#195
20160102007
2016-04-14

Producing algal biomass and products from organic solid material

#196
20160069220
2016-03-10

Heat utilization in ORC systems

#197
20160023935
2016-01-28

Treatment of municipal wastewater with anaerobic digestion

#198
20160023928
2016-01-28

Waste processing method and apparatus

#199
20150376043
2015-12-31

Method and apparatus for wastewater treatment using external selection

#200
20150368138
2015-12-24

Method and system for the integral treatment of wastewater from the maize industry

#201
20150360982
2015-12-17

Bioremediation of soil and groundwater

#202
20150344326
2015-12-03

Hydrogen sulfide removal from anaerobic treatment

#203
20150329396
2015-11-19

Modular liquid waste treatment system and method

#204
20150329395
2015-11-19

Photobioreactor

#205
20150314219
2015-11-05

Partition for Limiting a Clarification Chamber of a Small Sewage Treatment Plant

#206
20150299010
2015-10-22

PORTABLE HIGH RATE ANAEROBIC DIGESTER APPARATUS AND METHOD OF OPERATION

#207
20150291461
2015-10-15

Inoculant for water treatment device

#208
20150284908
2015-10-08

Methods of preserving starch in pulp and controlling calcium precipitation and/or scaling

#209
20150267276
2015-09-24

Removal of arsenic using a dissimilatory arsenic reductase

#210
20150210577
2015-07-30

Process for reducing the production of sludge by municipal or industrial wastewater purification plants, and equipment for the implementation thereof

#211
20150191748
2015-07-09

Process for treating organic materials

#212
20150191715
2015-07-09

Water treatment processes using biocatalysts

#213
20150191384
2015-07-09

Method for treating organic waste, in particular sludge from wastewater treatment plants, and facility for implementing said method

#214
20150184200
2015-07-02

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

#215
20150184133
2015-07-02

Modified bacterium useful for producing an organic molecule

#216
20150183670
2015-07-02

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

#217
20150183641
2015-07-02

Hydrothermal carbonization of sewage wastes

#218
20150175456
2015-06-25

BIOLOGICAL DENITROGENATION METHOD USING SLOW RELEASE SOLID CARBON SOURCE

#219
20150140632
2015-05-21

System and method for renewable resource production, for example, hydrogen production by microbial, electrolysis, fermentation, and/or photosynthesis

#220
20150096343
2015-04-09

METHODS AND SYSTEMS FOR BIODEGRADABLE WASTE FLOW TREATMENT USING A TRANSPORT FLUID NOZZLE

#221
20150083662
2015-03-26

Anaerobic suspended growth treatment of contaminated water

#222
20150076059
2015-03-19

ANAEROBIC TREATMENT OF INDUSTRIAL WASTEWATER

#223
20150060356
2015-03-05

System and method for improved anaerobic digestion

#224
20150048024
2015-02-19

Method for treating a waste stream using a bioreactor and a membrane filter

#225
20150034553
2015-02-05

Wastewater treatment plant online monitoring and control

#226
20150027179
2015-01-29

Syngas biomethanation process and anaerobic digestion system

#227
20150008182
2015-01-08

PROCESS FOR GARBAGE AND SEWAGE TREATMENT THROUGH A METHOD ABLE TO ACCELERATE THE ANAEROBIC DIGESTION OUTPUT AND PRODUCT RESULTING THEREFROM FURTHER ALLOWING THE USE OF VARYING FEEDSTOCK

#228
20150001149
2015-01-01

Wastewater treatment methods

#229
20140374348
2014-12-25

Method for treating sewage sludge and wastewater treatment plant

#230
20140367332
2014-12-18

SEPTIC SYSTEM AND METHOD OF TREATING SEWAGE AND GREASE

#231
20140356927
2014-12-04

Anaerobic process

#232
20140335602
2014-11-13

Chemical oxidation and biological attenuation process for the treatment of contaminated media

#233
20140335601
2014-11-13

Chemical oxidation and biological attenuation process for the treatment of contaminated media

#234
20140322798
2014-10-30

INHIBITION OF METHANE PRODUCTION DURING ANAEROBIC REDUCTIVE DECHLORINATION

#235
20140318219
2014-10-30

Method for accelerated testing of a membrane module

#236
20140311971
2014-10-23

Use of encapsulated substrates that control the release rates of organic hydrogen donors

#237
20140305852
2014-10-16

ANAEROBIC TREATMENT SYSTEM AND ANAEROBIC TREATMENT METHOD

#238
20140263042
2014-09-18

Simultaneous anoxic biological phosphorus and nitrogen removal

#239
20140263040
2014-09-18

Systems and methods for anaerobic digestion of biomaterials

#240
20140263039
2014-09-18

METHOD AND APPARATUS FOR UNICELLULAR BIOMASS PRODUCTION USING pH CONTROL SYSTEM AND INDUSTRIAL WASTEWATER WITH HIGH BIOCHEMICAL OXYGEN DEMAND LEVELS

#241
20140263010
2014-09-18

Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods

#242
20140261770
2014-09-18

Septic system with overflow discharge system

#243
20140251904
2014-09-11

Vortex diodes as effluent treatment devices

#244
20140251899
2014-09-11

Secondary solid-phase anaerobic digestion producing more biogas

#245
20140246160
2014-09-04

Method to preserve native starch present in pulp in a papermaking process

#246
20140209479
2014-07-31

Self-contained, PV-powered domestic toilet and wastewater treatment system

#247
20140197097
2014-07-17

Simultaneous anoxic biological phosphorus and nitrogen removal with energy recovery

#248
20140178281
2014-06-26

Methods and systems for recovering phosphorus from wastewater including digestate recycle

#249
20140175009
2014-06-26

Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods

#250
20140144837
2014-05-29

Methods for treating wastewater from exploration for and production of oil and gas

#251
20140102976
2014-04-17

Method for continuous treatment of water containing organic matter by enzyme treatment

#252
20140083934
2014-03-27

Biological two-stage contaminated water treatment system

#253
20140061125
2014-03-06

Wastewater processing method of hydrolysis-acidification enhanced by addition of zero-valent iron (ZVI)

#254
20140061106
2014-03-06

System and method for thermophilic anaerobic digester process

#255
20140034572
2014-02-06

METHODS AND SYSTEMS FOR MAINTAINING THE TEMPERATURE OF WASTEWATER IN A TREATMENT FACILITY

#256
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2014-01-30

Process to treat industrial wastewater

#257
20140027376
2014-01-30

Wastewater treatment facility and bioreactor for treating wastewater from oil and gas exploration and production

#258
20140021130
2014-01-23

Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods

#259
20140017753
2014-01-16

Biogas production

#260
20140008296
2014-01-09

SEPTIC TANK MONITORING SYSTEM

#261
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2013-12-26

Method for desulphuration of the digestate and the biogas of a digester, and biogas production facility implementing said method

#262
20130337518
2013-12-19

Biocatalyst compositions and processes for their use

#263
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2013-12-19

Methods for using ozone to enhance anaerobic digestion

#264
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2013-12-12

Anaerobic lagoon or tank having a flow-splitter tank

#265
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2013-11-28

Zero-valent iron two-phase anaerobic reactor

#266
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2013-10-10

Anaerobic reactor for wastewater treatment

#267
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2013-10-10

Portable renewable energy microgeneration system

#268
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2013-10-03

Bioremediation systems, compositions, and methods

#269
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2013-10-03

Microemulsions and uses thereof in dispersing catalysts

#270
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2013-08-08

Syngas biomethanation process and anaerobic digestion system

#271
20130193067
2013-08-01

Systems and methods for anaerobic digestion of biomaterials

#272
20130193066
2013-08-01

METHOD OF THE CLEANUP OF CONTAMINATED SITE/SEDIMENTS

#273
20130186823
2013-07-25

METHOD FOR THE ACIDIFICATION OF MANURE

#274
20130186810
2013-07-25

System and Method for Processing Alternate Fuel Sources

#275
20130137153
2013-05-30

METHOD AND APPARATUS FOR ANAEROBICALLY DIGESTING ORGANIC MATERIAL

#276
20130134092
2013-05-30

Wastewater treatment apparatus to achieve class B biosolids using chlorine dioxide

#277
20130130346
2013-05-23

Human waste treatment system and method

#278
20130090487
2013-04-11

Process for the production of bio-oil from municipal solid waste

#279
20130032547
2013-02-07

STABILIZATION AND DISINFECTION OF WASTES USING HIGH ENERGY E-BEAM AND CHEMICAL OXIDANTS

#280
20130032533
2013-02-07

Integrated membrane system for distributed water treatment

#281
20130015126
2013-01-17

In situ bioremediation of contaminated groundwater using electron acceptor salts

#282
20120325739
2012-12-27

System and method for converting organic waste into methane and other useful products

#283
20120325421
2012-12-27

Circular utilization method in pulping and papermaking processes with straw

#284
20120312745
2012-12-13

Mixing systems and methods of mixing

#285
20120312742
2012-12-13

Renewable energy microgeneration system

#286
20120305479
2012-12-06

MIXED SUBSTRATES FOR ANAEROBIC BIOREMEDIATION IN AQUIFERS

#287
20120241376
2012-09-27

METHOD OF SELENIUM REMOVAL FROM AN AQUEOUS SOURCE

#288
20120231535
2012-09-13

Organic Forward Osmosis System

#289
20120231494
2012-09-13

Combined liquid to solid-phase anaerobic digestion for biogas production from municipal and agricultural wastes

#290
20120214198
2012-08-23

ALGACULTURE METHOD

#291
20120192482
2012-08-02

TECHNIQUES FOR PROCESSING WASTE MATERIALS INTO USEFUL PRODUCTS

#292
20120164706
2012-06-28

System and method for purifying an aqueous organic matter, waste and/or wastewater under pressure and method for producing biogas

#293
20120145629
2012-06-14

System and method for treating process water with separate separation of gases and solids

#294
20120132586
2012-05-31

Systems and methods for anaerobic digestion of biomaterials

#295
20120132521
2012-05-31

Systems and devices for treating water, wastewater and other biodegradable matter

#296
20120125840
2012-05-24

Systems and methods for anaerobic digestion of biomaterials

#297
20120100590
2012-04-26

MICROBIALLY-ASSISTED WATER ELECTROLYSIS FOR IMPROVING BIOMETHANE PRODUCTION

#298
20120085702
2012-04-12

Sewage nitrate removal by free-draining asphyxiant filtration and carbon addition

#299
20120067817
2012-03-22

Simultaneous anoxic biological phosphorus and nitrogen removal with energy recovery

#300
20120067816
2012-03-22

Simultaneous anoxic biological phosphorus and nitrogen removal