ClassID:

90189

C05F7/00 - CPC Classification

Classification description:

Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses

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

Water and Energy Recovery System

#2
20260028291
2026-01-29

SEWAGE SLUDGE-TO-RESOURCE RECYCLING SYSTEM OF CIRCULATION-TYPE

#3
20250351796
2025-11-20

CROP-LIVESTOCK CIRCULATION SYSTEM

#4
20250340495
2025-11-06

SLUDGE-DERIVED PLANT BIOSTIMULANT, AND DIRECTIONAL PREPARATION METHOD AND APPLICATION THEREOF

#5
20250340494
2025-11-06

Double Drum Systems and Processes for Converting Biosolids to Fertilizer

#6
20250304510
2025-10-02

SYSTEMS, METHODS, AND APPARATUS FOR CONVERTING A BIOSOLID TO AN ENHANCED CYLINDRICAL CLASS A FERTILIZER PELLET

#7
20250243087
2025-07-31

WASTEWATER PURIFICATION SYSTEM

#8
20250187999
2025-06-12

SYSTEMS, METHODS, AND APPARATUS FOR CONVERTING A BIOSOLID TO AN ENHANCED CYLINDRICAL CLASS A FERTILIZER PELLET

#9
20250099914
2025-03-27

CARBON NEUTRAL LANDFILL SOLUTIONS

#10
20250019264
2025-01-16

Method for Nitrogen Removal and Nitrogen Salts Recovery Using Carboxylated Cellulose Extracted by Nitro-oxidation

#11
20240425400
2024-12-26

METHOD OF SLUDGE PRETREATMENT FOR IMPROVED DIGESTIBILITY AND REDUCED SCALING

#12
20240368537
2024-11-07

Pseudomonas fluorescens N1 and use thereof

#13
20240083792
2024-03-14

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

#14
20240083791
2024-03-14

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

#15
20230286831
2023-09-14

Device and method for the production of a fertilizer and/or feed

#16
20230277994
2023-09-07

REACTOR FOR THE SUPERCRITICAL HYDROTHERMAL GASIFICATION OF BIOMASS

#17
20230271865
2023-08-31

CLOSED-LOOP, BIOREGENERATIVE WATER PURIFICATION SYSTEMS AND METHODS

#18
20230270912
2023-08-31

PERACETIC ACID-BASED FORMULATION ASSOCIATED WITH A GRINDING PROCESS, THE COMBINATION OF WHICH TRANSFORMS CULTURES AND STRAINS OF BIOHAZARDOUS INFECTIOUS WASTE GENERATED IN THE PRODUCTION OF VACCINES IN OVO INTO RAW MATERIAL FOR THE PREPARATION OF HIGH-PROTEIN COMPOSTS

#19
20230145712
2023-05-11

Production of nitrogenous fertilizer from wastewater

#20
20230105958
2023-04-06

Water and Energy Recovery System

#21
20230045512
2023-02-09

BIOPOWERPLANT: THIRD GENERATION BIOREFINERY WITH IMPROVED CAPACITY TO USE DOMESTIC WASTEWATER, LANDFILL LEACHATE AND SEA SALT WATER AS AN INPUT TO GENERATE GREEN ENERGY, WATER FOR REUSE, BIOFUEL, ORGANIC FERTILIZERS AND CAPTURE ATMOSPHERIC CO2

#22
20230010026
2023-01-12

SYSTEM AND METHOD FOR REMEDIATION OF WASTE PRODUCTS

#23
20220356100
2022-11-10

Systems, Methods, and Compounds for Sustainable Wastewater Treatment and Co-Products Thereof

#24
20220315470
2022-10-06

METHOD AND APPARATUS FOR TREATING CARBONACEOUS MATERIAL

#25
20220306508
2022-09-29

GRANULATED WATER TREATMENT PLANT SLUDGE COMPOSITION CONTAINING MINERAL ADDITIVES AND RESPECTIVE PREPARATION PROCESS

#26
20220259113
2022-08-18

BIOLOGICAL SOLIDS PROCESSING

#27
20220227649
2022-07-21

ELECTROHYDROMODULATING PROCESS FOR RECOVERING NUTRIENTS, MINERALIZING ORGANICS, AND INACTIVATING PATHOGENS IN WASTEWATER

#28
20220127176
2022-04-28

METHOD AND SYSTEM FOR TREATING WASTEWATER

#29
20220112111
2022-04-14

SYSTEM AND METHOD OF TREATING WASTEWATER USING A PORTABLE, NON-BIOLOGICAL, CYCLIC SEWAGE TREATMENT PLANT

#30
20210323888
2021-10-21

Method for sludge dewatering using kitchen waste to synergistically enhance anaerobic biological acidification and low-temperature thermal hydrolysis of excess sludge

#31
20210317016
2021-10-14

METHODS AND APPARATUS FOR NUTRIENT AND WATER RECOVERY FROM WASTE STREAMS

#32
20210317010
2021-10-14

Method for nitrogen removal and nitrogen salts recovery using carboxylated cellulose extracted by nitro-oxidation

#33
20210284562
2021-09-16

Biological solids processing

#34
20210221726
2021-07-22

PROCEDURE FOR PROVIDING AND IMPROVING PUMPABILITY OF HIGH TO VERY HIGH BIOSOLIDS CONTAINING DEWATERED SOLID SEWAGE SLUDGE

#35
20210198138
2021-07-01

CDF-DREDGE, DROP-TUBE SEPARATOR AND METHOD OF TREATING WETLAND AREAS

#36
20210139387
2021-05-13

Production of Arginine-Rich Proteins from Wastewater and Use as a Fertilizer

#37
20210032552
2021-02-04

Biosolid treatment process and system

#38
20200271383
2020-08-27

Low energy drying of swine lagoon sludge or digestate

#39
20200270540
2020-08-27

Method for Producing an Odor-Free HTC Coal and Odor-Free HTC Coal

#40
20200247701
2020-08-06

Fractioned separation of valuable substances from aqueous many-component mixtures

#41
20200239378
2020-07-30

DEVICE FOR ELECTROCHEMICALLY ASSISTED AEROBIC COMPOSTING OF ORGANIC SOLID WASTE AND METHOD THEREFOR

#42
20200216760
2020-07-09

Integrated waste conversion system and method

#43
20200140349
2020-05-07

Procedure for obtaining and improving pumpability of high to very high biosolids containing dewatered sewage sludge

#44
20200123074
2020-04-23

METHOD FOR PRODUCING A FERTILIZER PRODUCT

#45
20200061541
2020-02-27

METHODS AND SYSTEMS FOR CONCENTRATING DIGESTATE FROM BIOGAS

#46
20190375657
2019-12-12

Method for purifying water

#47
20190359513
2019-11-28

Curing and inoculation of pasteurized digestate

#48
20190322561
2019-10-24

METHOD OF PRODUCING FERTILIZER FROM WASTEWATER SLUDGE AND SYSTEM FOR CARRYING OUT THE METHOD

#49
20190315662
2019-10-17

Biochar

#50
20190284107
2019-09-19

FERTILIZER FOR PLANT CULTIVATION COMPOSED OF LAUNDRY WASTEWATER, PLANT CULTIVATION METHOD USING SAME, AND METHOD FOR USING LAUNDRY WASTEWATER AS FERTILIZER FOR PLANT CULTIVATION

#51
20190208789
2019-07-11

COMPOSITIONS AND METHODS FOR ENHANCING PLANT GROWTH

#52
20190185359
2019-06-20

Method for treating wastewater using a portable, non-biological, cyclic sewage treatment plant

#53
20190177198
2019-06-13

ODORLESS WASTE DISPOSER UNIT

#54
20190160430
2019-05-30

Desalination processes and fertilizer production methods

#55
20190135636
2019-05-09

Graphene preparation method based on polyphasic quantum self-coupling reaction

#56
20190002360
2019-01-03

Organic Liquid Having High Nitrate Content for Use in the Organic Cultivation of Plants on a Substrate

#57
20190002321
2019-01-03

Recovery of phosphorus compounds from wastewater

#58
20180297872
2018-10-18

Waste treatment system

#59
20180297846
2018-10-18

Production of phosphate compounds from materials containing phosphorus and at least one of iron and aluminium

#60
20180282237
2018-10-04

PROCESS AND APPARATUS FOR MANUFACTURE OF FERTILIZER PRODUCTS FROM MANURE AND SEWAGE

#61
20180273383
2018-09-27

Method for recovering phosphorus

#62
20180255716
2018-09-13

Agroindustrial process with minimal environmental impact

#63
20180223246
2018-08-09

Haematococcus based compositions for plants and methods of application

#64
20180186705
2018-07-05

Systems, methods and apparatus for converting biosolids to class A fertilizer

#65
20180186672
2018-07-05

Process and facility for the treatment of livestock waste

#66
20180065897
2018-03-08

Process for producing hydro-mulch composition from muck

#67
20180057374
2018-03-01

Method and apparatus for preventing mold growth in the reservoir of a food waste recycling appliance

#68
20180009721
2018-01-11

OPERATING METHOD FOR A BATCH PROCESS

#69
20170305774
2017-10-26

Method and device for the treatment of organic matter, involving recirculation of digested sludge

#70
20170247278
2017-08-31

Portable renewable energy microgeneration system

#71
20170210648
2017-07-27

Waste treatment system

#72
20170073261
2017-03-16

Organics and nutrient recovery from anaerobic digester residues

#73
20160376204
2016-12-29

Method for Reclaiming Usable Products from Biosolids

#74
20160362323
2016-12-15

Procedure for stabilizing high pH levels in biosolids-containing processed sewage product

#75
20160346788
2016-12-01

Organics recovery from dry fraction

#76
20160312333
2016-10-27

Method for recovering ash from waste incineration

#77
20160244379
2016-08-25

Biochar

#78
20160200635
2016-07-14

Method for preserving the fermentable potential of an organic substrate and corresponding facility

#79
20160199762
2016-07-14

Waste processing system

#80
20160168000
2016-06-16

Floating methanation system

#81
20160060113
2016-03-03

Production of phosphate compounds from materials containing phosphorus and at least one of iron and aluminium

#82
20160023934
2016-01-28

Portable, non-biological, cyclic sewage treatment plant

#83
20150361372
2015-12-17

Hydrothermal conversion process

#84
20150353435
2015-12-10

Systems, methods, and apparatus for converting biosolids to class A fertilizer

#85
20150299060
2015-10-22

SOIL IMPROVING MATERIAL AND CULTURE SOIL CONTAINING SAME

#86
20150191386
2015-07-09

SEPARATOR AND COMPOSTING SYSTEM AND METHOD

#87
20150183641
2015-07-02

Hydrothermal carbonization of sewage wastes

#88
20150101374
2015-04-16

Bioorganically-augmented high value fertilizer

#89
20150096343
2015-04-09

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

#90
20150027180
2015-01-29

Systems and methods for converting and processing organic sludges for multi-nutrient single accreted granule enhanced efficiency fertilizer production

#91
20150020560
2015-01-22

Organic containing sludge to fertilizer alkaline conversion process

#92
20150000358
2015-01-01

Utilization of iron salts to stabilize and/or disinfect biosolids

#93
20140374236
2014-12-25

Liquid treatment device

#94
20140363344
2014-12-11

Ammonia capture recovery system

#95
20140352378
2014-12-04

Biochar

#96
20140352377
2014-12-04

Method for retreating dewatered sludge

#97
20140346108
2014-11-27

Organics and nutrient recovery from anaerobic digester residues

#98
20140341778
2014-11-20

System and process for the disinfection of sludge or solids

#99
20140305856
2014-10-16

Quick-dry filter dewatering mobile process and apparatus

#100
20140290318
2014-10-02

Chemical agent for reduction of vector attraction

#101
20140250962
2014-09-11

System and method for drying biosolids and enhancing the value of dried biosolids

#102
20140223979
2014-08-14

Homogeneous enriched biosolids product and process of bio-nutrient granulation for making same

#103
20140157844
2014-06-12

Method and system for treatment of biological wastes for preparation of fertilizers

#104
20140150507
2014-06-05

Organic containing sludge to fertilizer alkaline conversion process

#105
20140137614
2014-05-22

Bioorganically-augmented high value fertilizer

#106
20140042061
2014-02-13

Heating system for desalination

#107
20140033776
2014-02-06

Organics and nutrient recovery from anaerobic digester residues

#108
20130213101
2013-08-22

Biochar

#109
20130199255
2013-08-08

Organic fertilizer and method of its production

#110
20130180299
2013-07-18

Manufacturing of bioorganic-augmented high nitrogen-containing inorganic fertilizer

#111
20130091914
2013-04-18

Method of making an acid-absorbing biosolid composition

#112
20130091913
2013-04-18

METHOD OF MAKING AN ACID-ABSORBING BIOSOLID COMPOSITION

#113
20120312742
2012-12-13

Renewable energy microgeneration system

#114
20120298576
2012-11-29

Method and system for wastewater treatment and disposal

#115
20120260707
2012-10-18

Using Nitrogen Containing Fertilizers Recovered from Contaminated Water for Feeding Plants and Algae

#116
20120234063
2012-09-20

Process to beneficiate heat-dried biosolid pellets

#117
20120228232
2012-09-13

Water Remediation and Biosolids Collection System and Associated Methods

#118
20120222462
2012-09-06

Organic containing sludge to fertilizer alkaline conversion process

#119
20120202280
2012-08-09

Treatment system of wet organic waste

#120
20120152861
2012-06-21

Waste separation and processing system

#121
20120103037
2012-05-03

Method for extracting phosphorous from solids using active leaching and phosphate-accumulating microorganisms

#122
20120096911
2012-04-26

METHOD FOR PRODUCING AN ORGANIC MINERAL FERTILIZER MIXTURE

#123
20120080383
2012-04-05

WASTE TREATMENT PROCESS

#124
20120070360
2012-03-22

Phosphate recovery from sludge

#125
20120036821
2012-02-16

Tether for tropospheric aeolian generator

#126
20120024781
2012-02-02

Methods and systems for processing organic material

#127
20120024027
2012-02-02

WATER PURIFICATION MATERIAL, WATER PURIFICATION METHOD, PHOSPHATE FERTILIZER PRECURSOR, AND METHOD FOR MANUFACTURING A PHOSPHATE FERTILIZER PRECURSOR

#128
20110315539
2011-12-29

SOLAR POWERED METHOD AND SYSTEM FOR SLUDGE TREATMENT

#129
20110289991
2011-12-01

Method and system for treatment of biological wastes for preparation of fertilizers

#130
20110265533
2011-11-03

Organic containing sludge to fertilizer alkaline conversion process

#131
20110265532
2011-11-03

Process for treating sludge and manufacturing bioorganically-augmented high nitrogen-containing inorganic fertilizer

#132
20110239655
2011-10-06

PROCESS AND APPARATUS FOR MANUFACTURE OF FERTILIZER PRODUCTS FROM MANURE AND SEWAGE

#133
20110200954
2011-08-18

Renewable energy microgeneration system

#134
20110179841
2011-07-28

HIGH-RATE COMPOSTING PROCESS AND EQUIPMENT

#135
20110160058
2011-06-30

HIGH ORGANIC MATTER PRODUCTS AND RELATED SYSTEMS FOR RESTORING ORGANIC MATTER AND NUTRIENTS IN SOIL

#136
20110154873
2011-06-30

Bioorganically-augmented high value fertilizer

#137
20110151523
2011-06-23

Nitrogen compound production method and system

#138
20110126457
2011-06-02

Method for producing carrier on which microorganisms capable of conducting multiple parallel mineralization are immobilized, column reactor and solid medium for cultivating plants

#139
20110113841
2011-05-19

PROCESS AND APPARATUS FOR MANUFACTURE OF FERTILIZER PRODUCTS FROM MANURE AND SEWAGE

#140
20110052320
2011-03-03

GRAYWATER RECYCLING SYSTEM INCLUDING RAINWATER RECOVERY

#141
20110027017
2011-02-03

Carbon sequestration method

#142
20110023566
2011-02-03

Organic soil treatment compound and method of making and using

#143
20110000270
2011-01-06

Organic slurry compositions and method of application

#144
20100326151
2010-12-30

Enhanced Fertilizer Granule

#145
20100276361
2010-11-04

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

#146
20100255562
2010-10-07

Method and apparatus for treatmet of sludge

#147
20100254881
2010-10-07

Aqueous phase oxidation process

#148
20100243559
2010-09-30

Method and apparatus of solid wastes automatic collection ductwork evacuation and comprehensive utilization

#149
20100223969
2010-09-09

Lowering viscosity of biosolids

#150
20100196981
2010-08-05

Methods and systems for feedstock production from sewage and product manufacturing therefrom

#151
20100186469
2010-07-29

Method and device for treatment of liquid materials based on organic waste products

#152
20100139346
2010-06-10

Beneficiated, heat-dried biosolid pellets

#153
20100139345
2010-06-10

Organic fertilizer made by alkaline conversion process

#154
20100137126
2010-06-03

MIXED PRODUCT

#155
20100136629
2010-06-03

ENHANCED ETHANOL FERMENTATION USING BIODIGESTATE

#156
20100132421
2010-06-03

Method of producing fertilizer out of sludge

#157
20100115786
2010-05-13

METHOD AND SYSTEM FOR DRYING A WATER CONTAINING SUBSTANCE

#158
20100107712
2010-05-06

Method for treating domestic waste

#159
20100068113
2010-03-18

Phosphorus recovery

#160
20100064747
2010-03-18

Sewage Sludge Recycling With A Pipe Cross-Reactor

#161
20100051540
2010-03-04

Retention/detention pond and green roof passive nutrient removal material mixes

#162
20100050720
2010-03-04

Passive nutrient removal material mixes

#163
20100024500
2010-02-04

Methods and compositions for soil amendments and organic waste management

#164
20100011823
2010-01-21

Organic recycling with a pipe-cross or tubular reactor

#165
20100000277
2010-01-07

GRANULATED PLANT NUTRIENT

#166
20090324799
2009-12-31

MAXIMIZING UTILIZATION OF MUNICIPAL SEWAGE TREATMENT EFFLUENTS TO PRODUCE A BIOFUEL, FERTILIZER AND/OR ANIMAL FEED FOR ENVIRONMENTALLY SUSTAINABLE MINDED COMMUNITIES

#167
20090314046
2009-12-24

PRODUCTION OF A HIGH PHOSPHORUS FERTILIZER PRODUCT

#168
20090301150
2009-12-10

Method and system for the production of biofertilisers

#169
20090293568
2009-12-03

SOLID FUEL FROM BROWN GREASE AND METHODS AND SYSTEMS FOR BROWN GREASE AND SEWAGE SLUDGE RECYCLING

#170
20090223266
2009-09-10

Method and Deodorizing and Decontaminating Biologically Contaminated Sludge

#171
20090173688
2009-07-09

SYSTEMS AND METHODS FOR UTILIZATION OF WASTE HEAT FOR SLUDGE TREATMENT AND ENERGY GENERATION

#172
20090095041
2009-04-16

METHOD AND APPARATUS USING FOAMED GLASS FILTERS FOR LIQUID PURIFICATION, FILTRATION, AND FILTRATE REMOVAL AND ELIMINATION

#173
20090090673
2009-04-09

Water remediation and biosolids collection system and associated methods

#174
20090084148
2009-04-02

Treatment of organic matter sludges

#175
20090078013
2009-03-26

Method and device for producing nitrogen fertilizer, removing phosphate from organic waste products, and limiting the potassium concentration

#176
20090045120
2009-02-19

Wastewater chemical/biological treatment method and apparatus

#177
20080251438
2008-10-16

Apparatus for fermenting and drying at high speed

#178
20080230484
2008-09-25

Process for treating sludge and manufacturing bioorganically-augmented high nitrogen-containing inorganic fertilizer

#179
20080209968
2008-09-04

Processes for Treatment of Wastewater, Separation, Deodorisation and Re-Use of Biosolids

#180
20080175668
2008-07-24

Graywater recycling system including rainwater recovery

#181
20080172899
2008-07-24

Process and apparatus for manufacture of fertilizer products from manure and sewage

#182
20080156725
2008-07-03

Waste treatment process

#183
20080135475
2008-06-12

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

#184
20080105019
2008-05-08

PROCESS AND APPARATUS FOR MANUFACTURE OF FERTILIZER PRODUCTS FROM MANURE AND SEWAGE

#185
20080022587
2008-01-31

Solid fuel from brown grease and methods and systems for brown grease and sewage sludge recycling

#186
20080017587
2008-01-24

Method for the clarification of sludge

#187
20080000279
2008-01-03

Methods of controlling chemical self-heating of organic-containing materials

#188
20070261605
2007-11-15

Method for producing a granular material and product obtained

#189
20070227212
2007-10-04

Materials and methods for preparing dolomite phosphate rock-based soil amendments and fertilizers

#190
20070179673
2007-08-02

BUSINESS METHODS OF USING WASTE HEAT FOR SLUDGE TREATMENT

#191
20070163316
2007-07-19

High organic matter products and related systems for restoring organic matter and nutrients in soil

#192
20070095734
2007-05-03

Apparatus for the treatment of particulate biodegradable organic waste

#193
20070095116
2007-05-03

Sewage sludge recycling with a pipe cross-reactor

#194
20070062233
2007-03-22

Organic containing sludge to fertilizer alkaline conversion process

#195
20070044526
2007-03-01

Process for transforming sludge into NPK type granulated fertilizer

#196
20070023342
2007-02-01

Process and apparatus for further processing of sewage sludge and other materials to reduce pathogens and toxins

#197
20070006624
2007-01-11

Organic recycling with a pipe-cross or tubular reactor

#198
20060254331
2006-11-16

Processes to beneficiate heat-dried biosolid pellets

#199
20060254080
2006-11-16

Process and apparatus for manufacture of fertilizer products from manure and sewage

#200
20060254079
2006-11-16

Process and apparatus for manufacture of fertilizer products from manure and sewage

#201
20060243648
2006-11-02

Systems and Methods for Utilization of Waste Heat for Sludge Treatment and Energy Generation

#202
20060243009
2006-11-02

Manufacturing of bioorganic-augmented high nitrogen-containing inorganic fertilizer

#203
20060230798
2006-10-19

Fertiliser

#204
20060172888
2006-08-03

Natural grass fertilizer with weed and grub control activity

#205
20060138046
2006-06-29

Apparatus for and a method of treating organic waste

#206
20060130546
2006-06-22

Methods for improving crop growth

#207
20060101881
2006-05-18

Process and apparatus for manufacture of fertilizer products from manure and sewage

#208
20060086662
2006-04-27

Waste treatment systems

#209
20060010712
2006-01-19

Process and apparatus for manufacture of fertilizer products from manure and sewage

#210
20050279146
2005-12-22

Sewage sludge recycling with a pipe cross-reactor

#211
20050274668
2005-12-15

Method and apparatus for the treatment of particulate biodegradable organic waste

#212
20050175516
2005-08-11

Sewage sludge treatment

#213
20050160779
2005-07-28

Fertilizer

#214
20050145552
2005-07-07

Animal waste effluent treatment system

#215
20050133442
2005-06-23

Method and apparatus for biosustaining waste activated vermicular environment

#216
20050056064
2005-03-17

Quality organic fertilizer

#217
20050037481
2005-02-17

Organic waste treatment system

#218
20050019207
2005-01-27

Process for deodorizing and disinfecting a bioorganic material

#219
15130633
2017-03-07

Bioorganically-augmented high value fertilizer

#220
14193325
2015-05-12

Methods for processing human waste