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last 30 patents
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Method for cleaning process water circulated in a paper recycling s...
Patent number
12,365,613
Issue date
Jul 22, 2025
Meri Environmental Solutions GMBH
Luis Domene Figuerola
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Biodesalination using microbial attached growth cultivation
Patent number
12,325,651
Issue date
Jun 10, 2025
United Arab Emirates University
Ashraf Aly Hassan
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Shortcut nitrification method for sewage treatment
Patent number
12,297,133
Issue date
May 13, 2025
Xinkai Environment Investment Co., Ltd.
Feng Hou
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Method of in situ remediation of soils using a bioremediation compo...
Patent number
12,269,078
Issue date
Apr 8, 2025
Remediation Products, Inc.
Scott Noland
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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Method and device for realizing advanced nitrogen removal of mature...
Patent number
12,240,774
Issue date
Mar 4, 2025
Beijing University of Technology
Yongzhen Peng
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Methods and systems for treating liquids including contaminant mole...
Patent number
12,172,916
Issue date
Dec 24, 2024
Bio Castle Water Technologies Ltd.
Eyal Kurzbaum
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Environmental bioremediation substrate from animal by-products and...
Patent number
12,168,252
Issue date
Dec 17, 2024
Clemson University
Kevin Finneran
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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Biogas production from excrement
Patent number
12,139,739
Issue date
Nov 12, 2024
Lakeside Power and Methane, LLC
Mahmoud A. El-Massri
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Layered capillary wetting
Patent number
12,129,195
Issue date
Oct 29, 2024
GEOMATRIX LLC
David A. Potts
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Methods for the amelioration of oil toxicity and stimulation of bac...
Patent number
12,103,880
Issue date
Oct 1, 2024
UNIVERSITY OF SOUTH CAROINA
Jamie Lead
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Methods for biological processing of hydrocarbon-containing substan...
Patent number
12,084,618
Issue date
Sep 10, 2024
McFinney, LLC
Jerry Wayne Finney
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Apparatus and method for biofilm management
Patent number
12,077,460
Issue date
Sep 3, 2024
NEWhub Holding Company
Sudhir Murthy
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Devices for controlling to remove food waste digestion foam
Patent number
12,071,360
Issue date
Aug 27, 2024
CHANGZHOU UNIVERSITY
Mingguo Peng
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Method for treatment and resource utilization of acidic organic was...
Patent number
12,060,291
Issue date
Aug 13, 2024
China Petroleum and Chemical Corporation
Haitao Li
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Sewage treatment biological agent and preparation method and applic...
Patent number
12,049,418
Issue date
Jul 30, 2024
Hunan Sanyou Environmental Protection Technology Co. LTD
Yan Zhong
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Alternate method to induce biological treatment into contaminated a...
Patent number
12,049,417
Issue date
Jul 30, 2024
Bobby Mihlhauser
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Method for preparing carbon source for wastewater treatment by usin...
Patent number
11,993,799
Issue date
May 28, 2024
HANGZHOU NANDA ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD
Jianlin Xu
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Surface water mitigation structure
Patent number
11,945,740
Issue date
Apr 2, 2024
Sports Care Products, Inc.
David Komocki
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Method for remediating petroleum hydrocarbon contamination in groun...
Patent number
11,919,058
Issue date
Mar 5, 2024
Chengdu University of Technology
Shengyan Pu
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Devices for kitchen waste digestion
Patent number
11,912,598
Issue date
Feb 27, 2024
CHANGZHOU UNIVERSITY
Mingguo Peng
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Method for bioremediation of lead
Patent number
11,865,597
Issue date
Jan 9, 2024
Seed Health Inc.
Sunil Kumar Channarayapatna Ramesh
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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Bio-electrochemical sensor, system and method for monitoring and co...
Patent number
11,845,680
Issue date
Dec 19, 2023
SENTRY:WATER MONITORING AND CONTROL INC.
Patrick Desmond Kiely
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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System and method of removing oil and toxic metals from petroleum p...
Patent number
11,840,470
Issue date
Dec 12, 2023
The Board of Regents for the Oklahoma Agricultural and Mechanical Colleges
Javier Vilcaez
E21 - EARTH DRILLING MINING
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Nanoparticles for the amelioration of oil toxicity and stimulation...
Patent number
11,814,308
Issue date
Nov 14, 2023
University of South Carolina
Jamie Lead
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Nitrogen sparging assisted anoxic biological water treatment system
Patent number
11,802,067
Issue date
Oct 31, 2023
United States Government, as represented by the Administrator of the U.S. EPA
Asher Keithley
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Denitrification of water using bacteria
Patent number
11,795,084
Issue date
Oct 24, 2023
NuQuatic, LLC
Donald A. Luke
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Water hygiene improving system and methods
Patent number
11,795,085
Issue date
Oct 24, 2023
Seccua Holding AG
Michael Hank
E03 - WATER SUPPLY SEWERAGE
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Booster composition to improve biogas yield and to stabilize the di...
Patent number
11,773,413
Issue date
Oct 3, 2023
Indian Oil Corporation Limited
Manoj Kumar
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Method for accurate positioning and in-situ treatment of pollutants...
Patent number
11,753,317
Issue date
Sep 12, 2023
Chinese Research Academy of Environmental Sciences
Chen Zhao
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Method to prepare a soy hydrolysate product with a high concentrati...
Patent number
11,753,349
Issue date
Sep 12, 2023
Nachurs Alpine Solutions, Corp.
Franklin O. Kroh
C05 - FERTILISERS MANUFACTURE THEREOF
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last 30 patents
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Patent Application
METHODS FOR BIOLOGICAL PROCESSING OF HYDROCARBON-CONTAINING SUBSTAN...
Publication number
20250188359
Publication date
Jun 12, 2025
McFinney, LLC
Jerry Wayne Finney
C05 - FERTILISERS MANUFACTURE THEREOF
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Patent Application
Self-Blending Pressurized Modular Nitrate Reduction System
Publication number
20250187960
Publication date
Jun 12, 2025
ATEC Water Systems, LLC
Lee Odell
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
NUTRIENT SUPPLEMENTED CARBONIZED AEROGELS
Publication number
20250136487
Publication date
May 1, 2025
B.G. NEGEV TECHNOLOGIES AND APPLICATIONS LTD.
Ariel KUSHMARO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Continuous Flow Reactor for Conversion of Wastewater to Biohydrogen...
Publication number
20250109414
Publication date
Apr 3, 2025
UNITED ARAB EMIRATES UNIVERSITY
Ashraf Aly Hassan
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
PFAS REMOVAL AND DESTRUCTION USING BIOREACTORS FOLLOWED BY SUPERCRI...
Publication number
20250059077
Publication date
Feb 20, 2025
Evoqua Water Technologies LLC
Thomas Kenneth Mallmann
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
Environmental Bioremediation Substrate from Animal By-Products and...
Publication number
20250050396
Publication date
Feb 13, 2025
Clemson University
Kevin FINNERAN
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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Patent Application
ADDITIVE BASED ON VITAMINS, MINERALS AND OTHER ORGANIC COMPOUNDS TH...
Publication number
20240415102
Publication date
Dec 19, 2024
Rodrigo Lazarraga Muñoz
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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SYSTEM AND METHOD FOR CONTINUOUS METABOLISM OF CONTAMINANTS OF EMER...
Publication number
20240391811
Publication date
Nov 28, 2024
The Florida State University Research Foundation, Inc.
Youneng Tang
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
GRANULATION-PROMOTING MICROCARRIER FOR ANAEROBIC AMMONIUM OXIDATION...
Publication number
20240383786
Publication date
Nov 21, 2024
Tongji University
Xiaoli CHAI
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
Process for Removing Selenium from Wastewater Using Biological Redu...
Publication number
20240343625
Publication date
Oct 17, 2024
VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT
Marc Laliberté
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
METHOD FOR IMPROVING BIOLOGICAL NITROGEN REMOVAL EFFECT OF LOW-TEMP...
Publication number
20240262727
Publication date
Aug 8, 2024
Sichuan University
Ying CHEN
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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PROCESS FOR WATER TREATMENT IN OPEN RECOOLING PLANTS
Publication number
20240246843
Publication date
Jul 25, 2024
BLUEACTIVITY GMBH
Lars HAVIGHORST
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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METHOD FOR REMOVAL OF NOXIOUS TASTE OR ODOR COMPOUNDS FROM AQUACULT...
Publication number
20240166541
Publication date
May 23, 2024
Yissum Research Development Company of the Hebrew University of Jerusalem Ltd.
Amos NUSSINOVITCH
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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WATER TREATMENT WITH OIL
Publication number
20240158272
Publication date
May 16, 2024
Geomatrix LLC
David A. Potts
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
METHODS FOR BIOLOGICAL PROCESSING OF HYDROCARBON-CONTAINING SUBSTAN...
Publication number
20240110105
Publication date
Apr 4, 2024
McFinney,LLC
Jerry Wayne Finney
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
BIO-ELECTROCHEMICAL SENSOR, SYSTEM AND METHOD FOR MONITORING AND CO...
Publication number
20240043297
Publication date
Feb 8, 2024
SENTRY: WATER MONITORING AND CONTROL INC.
Patrick Desmond KIELY
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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DEVICES FOR KITCHEN WASTE DIGESTION
Publication number
20240034656
Publication date
Feb 1, 2024
CHANGZHOU UNIVERSITY
Mingguo PENG
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
Tank Configuration with Enhanced Denitrification
Publication number
20240018026
Publication date
Jan 18, 2024
John R. Smith
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
Simultaneous Nitritation and Denitritation System
Publication number
20240002268
Publication date
Jan 4, 2024
NEXOM
Tanner Devlin
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
POROUS GLASS-BASED MICROBIAL STORAGE AND DELIVERY SYSTEM
Publication number
20240002787
Publication date
Jan 4, 2024
BATTELLE SAVANNAH RIVER ALLIANCE, LLC
ROBIN L. BRIGMON
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
Method for eliminating legionellae from water of a cooling circuit,...
Publication number
20230391647
Publication date
Dec 7, 2023
SMS group GMBH
Angela ANTE
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
MICROBIAL COMPOSITION AND METHOD FOR PRODUCING THEREOF FOR USE IN T...
Publication number
20230270117
Publication date
Aug 31, 2023
Environmental Bioorganic Sciences Corporation
James Rodney Dickerson
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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Patent Application
SEWAGE TREATMENT BIOLOGICAL AGENT AND PREPARATION METHOD AND APPLIC...
Publication number
20230249999
Publication date
Aug 10, 2023
Hunan Sanyou Environmental Protection Technology Co. LTD
Yan ZHONG
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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A PROCESS FOR ACCELERATING BIOLOGICAL DECOMPOSITION OF ORGANIC COMP...
Publication number
20230202897
Publication date
Jun 29, 2023
DR. POOPER ENTERPRISES LLC
Alan L. Rein
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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System and Method for Indirect Measurement of Oxygen Utilization Ra...
Publication number
20230139472
Publication date
May 4, 2023
Xylem Water Solutions U.S.A., Inc.
Dennis Barnes
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
EFFICIENT MULTI-DIMENSIONAL CARBON SOURCE AND METHOD FOR PREPARING...
Publication number
20230111148
Publication date
Apr 13, 2023
Shenzhen Shenshui Water Resources Consulting Co., LTD.
Zifeng LU
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Patent Application
ONSITE MICROORGANISM-BASED TREATMENT METHOD, SYSTEM AND APPARATUS
Publication number
20230025682
Publication date
Jan 26, 2023
Robert GREEN
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Method for producing microbial cellular biomass having flocculant p...
Publication number
20220242759
Publication date
Aug 4, 2022
Iinstitut National des Sciences Appliquées de Toulouse
Yolaine BESSIERE
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Patent Application
ORGANIC SOLVENT DISPERSION OF HYDROLYSABLE POLYMER
Publication number
20220213316
Publication date
Jul 7, 2022
TOYO SEIKAN GROUP HOLDINGS, LTD.
Koki SHIBATA
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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Patent Application
BOOSTER COMPOSITION TO IMPROVE BIOGAS YIELD AND TO STABILIZE THE DI...
Publication number
20220002761
Publication date
Jan 6, 2022
Indian Oil Corporation Limited
Manoj KUMAR
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...