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Water treatment
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TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
C02F2103/00
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C02F2103/346
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for treating wastewater
Patent number
12,286,372
Issue date
Apr 29, 2025
SAMSUNG E&A CO., LTD.
Seung Joon Chung
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Sorbent compositions for the removal of boron from aqueous mediums
Patent number
12,269,755
Issue date
Apr 8, 2025
ADA Carbon Solutions, LLC
Micala D. Mitchek
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method and system for providing ultrapure water with flexible lamp...
Patent number
12,246,979
Issue date
Mar 11, 2025
Evoqua Water Technologies LLC
Christopher Hall
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Systems and methods for producing ultrapure water for semiconductor...
Patent number
12,221,371
Issue date
Feb 11, 2025
Taiwan Semiconductor Manufacturing Company, Ltd
En Tian Lin
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method for recycling copper-containing wastewater from micro-etching
Patent number
12,221,366
Issue date
Feb 11, 2025
Central South University
Chenyang Zhang
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Substrate processing apparatus, process fluid treating apparatus, a...
Patent number
12,198,943
Issue date
Jan 14, 2025
Semes Co. Ltd
Junhee Youn
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Wash water processing apparatus and sterilization and water-purific...
Patent number
12,139,430
Issue date
Nov 12, 2024
KITZ CORPORATION
Takako Sakurai
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Ultrapure water supply apparatus, substrate processing system inclu...
Patent number
12,122,702
Issue date
Oct 22, 2024
Samsung Electronics Co., Ltd.
Jongha Yun
B08 - CLEANING
Information
Patent Grant
Ultraviolet light activated oxidation process for the reduction of...
Patent number
12,103,874
Issue date
Oct 1, 2024
Evoqua Water Technologies LLC
Steve D. Sitkiewitz
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Water purification using porous carbon electrode
Patent number
12,091,343
Issue date
Sep 17, 2024
California Institute of Technology
Kai Liu
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Ozone oxidation process for treatment of water containing azoles an...
Patent number
11,975,993
Issue date
May 7, 2024
Suez Treatment Solutions, Inc.
Barbara Schilling
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method of producing rinsing liquid
Patent number
11,975,992
Issue date
May 7, 2024
Lam Research AG
Angela Hecke
B08 - CLEANING
Information
Patent Grant
Wash water processing apparatus and sterilization and purification...
Patent number
11,975,995
Issue date
May 7, 2024
KITZ CORPORATION
Katsuhisa Yata
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Removal of ozone from process streams with ultraviolet radiation
Patent number
11,926,550
Issue date
Mar 12, 2024
Evoqua Water Technologies LLC
Glen P. Sundstrom
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method for producing ultrapure water, ultrapure water production sy...
Patent number
11,897,790
Issue date
Feb 13, 2024
Organo Corporation
Kyohei Tsutano
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Conductive aqueous solution production device and conductive aqueou...
Patent number
11,834,638
Issue date
Dec 5, 2023
Kurita Water Industries Ltd.
Yuuichi Ogawa
B08 - CLEANING
Information
Patent Grant
Microbial carrier and device for treating wastewater
Patent number
11,795,080
Issue date
Oct 24, 2023
Industrial Technology Research Institute
Ting-Ting Chang
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Ligand-modified filter and methods for reducing metals from liquid...
Patent number
11,772,055
Issue date
Oct 3, 2023
Entegris, Inc.
James Hamzik
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
System and method for treating printed circuit board (PCB) wastewater
Patent number
11,760,675
Issue date
Sep 19, 2023
Greentech Environment Co., Ltd.
Mu Liu
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Semiconductor process wastewater treatment system and semiconductor...
Patent number
11,760,674
Issue date
Sep 19, 2023
SK Hynix Inc.
Sehyuk Ahn
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method and system for providing ultrapure water with flexible lamp...
Patent number
11,697,607
Issue date
Jul 11, 2023
Evoqua Water Technologies LLC
Christopher Hall
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Waste fluid treatment apparatus and processing water regeneration s...
Patent number
11,618,698
Issue date
Apr 4, 2023
Disco Corporation
Kenji Takenouchi
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Methods and systems for zero liquid discharge recycling of waste ge...
Patent number
11,597,668
Issue date
Mar 7, 2023
GreenSource Fabrication LLC
Alexander Slavomir Stepinski
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
System for treating tetraalkylammonium hydroxide-containing liquid...
Patent number
11,524,261
Issue date
Dec 13, 2022
Organo Corporation
Yoshinori Ono
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Ligand-modified filter and methods for reducing metals from liquid...
Patent number
11,465,104
Issue date
Oct 11, 2022
Entegris, Inc.
James Hamzik
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Treatment of high peroxide waste streams
Patent number
11,332,392
Issue date
May 17, 2022
Evoqua Water Technologies LLC
Frank L. Sassaman
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Diluted chemical liquid production apparatus capable of controlling...
Patent number
11,325,851
Issue date
May 10, 2022
Kurita Water Industries Ltd.
Yu Fujimura
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Cleaning water supply device
Patent number
11,319,226
Issue date
May 3, 2022
Kurita Water Industries Ltd.
Hiroshi Morita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Waste liquid treating apparatus
Patent number
11,319,214
Issue date
May 3, 2022
Disco Corporation
Tadaomi Matsumoto
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method to remediate effluents containing metals complexed with orga...
Patent number
11,312,646
Issue date
Apr 26, 2022
Wisconsin Alumni Research Foundation
Sundaram Gunasekaran
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Patents Applications
last 30 patents
Information
Patent Application
ADVANCED DEFLUORINATION AGENT AND METHOD FOR REMOVING FLUORIDE IONS...
Publication number
20250115499
Publication date
Apr 10, 2025
MEGA UNION TECHNOLOGY INCORPORATED
KUO-CHING LIN
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
PRODUCTION METHOD AND PRODUCTION DEVICE FOR WATER FOR PURE WATER, A...
Publication number
20250091925
Publication date
Mar 20, 2025
NOMURA MICRO SCIENCE CO., LTD.
Masamitsu IIYAMA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
APPARATUS CONFIGURED TO TREAT WASTEWATER AND METHOD OF TREATING WAS...
Publication number
20250042797
Publication date
Feb 6, 2025
Samsung Electronics Co., Ltd.
Daeseon Park
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
ULTRAPURE WATER SUPPLY APPARATUS, SUBSTRATE PROCESSING SYSTEM INCLU...
Publication number
20240417301
Publication date
Dec 19, 2024
Samsung Electronics Co., Ltd.
Jongha YUN
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
METHOD AND APPARATUS FOR TREATING WASTEWATER
Publication number
20240417300
Publication date
Dec 19, 2024
SAMSUNG ENGINEERING CO., LTD.
Seung Joon CHUNG
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
METHOD OF RECYCLING SILICON WASTEWATER AND METHOD OF MANUFACTURING...
Publication number
20240400398
Publication date
Dec 5, 2024
Samsung Electronics Co., Ltd.
Myungbeom PARK
C01 - INORGANIC CHEMISTRY
Information
Patent Application
SYSTEMS AND METHODS FOR PRODUCING ULTRAPURE WATER FOR SEMICONDUCTOR...
Publication number
20240383789
Publication date
Nov 21, 2024
Taiwan Semiconductor Manufacturing Company, Ltd.
En Tian Lin
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
LIGAND-MODIFIED FILTER AND METHODS FOR REDUCING METALS FROM LIQUID...
Publication number
20240367116
Publication date
Nov 7, 2024
Entegris, Inc.
James HAMZIK
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PROCESSING SYSTEM, AND PROCESSING METHOD
Publication number
20240345484
Publication date
Oct 17, 2024
TOKYO ELECTRON LIMITED
Shinji Kobayashi
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
PROCESSING SYSTEM, AND PROCESSING METHOD
Publication number
20240343619
Publication date
Oct 17, 2024
TOKYO ELECTRON LIMITED
Shinji Kobayashi
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
DEVICE AND METHOD FOR RECYCLING SULFURIC ACID
Publication number
20240327249
Publication date
Oct 3, 2024
Industrial Technology Research Institute
Hsin-Ju Yang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Chemical Mechanical Polishing Sludge Recycling Device
Publication number
20240317621
Publication date
Sep 26, 2024
Ya-Min HSIEH
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
ULTRAPURE WATER PRODUCTION SYSTEM, SEMICONDUCTOR PROCESSING SYSTEM...
Publication number
20240317622
Publication date
Sep 26, 2024
Samsung Electronics Co., Ltd.
Juhui PARK
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
SYSTEM FOR TREATING WASTEWATER FROM ELECTRONICS AND SEMICONDUCTOR F...
Publication number
20240246840
Publication date
Jul 25, 2024
Samco Technologies, Inc.
Matthew J Burger
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
PIPE CLEANING SYSTEM, WASTE WATER TREATMENT SYSTEM, AND PIPE CLEANI...
Publication number
20240190741
Publication date
Jun 13, 2024
Samsung Electronics Co., Ltd.
Gyucheol Kim
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
METHOD OF PROCESSING LIQUID CONTAINING AMMONIA NITROGEN FROM SEMICO...
Publication number
20240043295
Publication date
Feb 8, 2024
Taiwan Semiconductor Manufacturing company Ltd.
EN TIAN LIN
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
COMBINED ELECTROCHEMICAL ADVANCED OXIDATION PROCESS FOR REMOVAL OF...
Publication number
20240010529
Publication date
Jan 11, 2024
Evoqua Water Technologies LLC
SIMON P. DUKES
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
POROUS MEMBRANE INCLUDING PERFLUOROALKOXY ALKANE (PFA)-BASED MELT-E...
Publication number
20230381742
Publication date
Nov 30, 2023
Pukyong National University Industry-University Cooperation Foundation
Kie Yong CHO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
OZONE WATER DECOMPOSITION APPARATUS AND METHOD
Publication number
20230339790
Publication date
Oct 26, 2023
SEMES CO., LTD.
Myung A JEON
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
METHOD FOR MANUFACTURING MONO CALCIUM CITRATE BY USING SHELL AND AP...
Publication number
20230265037
Publication date
Aug 24, 2023
Korea Research Institute of Chemical Technology
Joung Kyu PARK
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
SYSTEM AND METHOD FOR TREATING PRINTED CIRCUIT BOARD (PCB) WASTEWATER
Publication number
20230234871
Publication date
Jul 27, 2023
Greentech Environment Co., Ltd.
Mu LIU
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
WASTEWATER TREATMENT SYSTEM AND METHOD FOR SEMICONDUCTOR FABRICATIO...
Publication number
20230071797
Publication date
Mar 9, 2023
Samsung Electronics Co., Ltd.
Jiwon CHUN
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
LIGAND-MODIFIED FILTER AND METHODS FOR REDUCING METALS FROM LIQUID...
Publication number
20220410084
Publication date
Dec 29, 2022
Entegris, Inc.
James HAMZIK
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
SEMICONDUCTOR PROCESS WASTEWATER TREATMENT SYSTEM AND SEMICONDUCTOR...
Publication number
20220127177
Publication date
Apr 28, 2022
SK HYNIX INC.
Sehyuk AHN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Removal of Ozone From Process Streams with Ultraviolet Radiation
Publication number
20210403358
Publication date
Dec 30, 2021
Evoqua Water Technologies LLC
Glen P. Sundstrom
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
METHOD FOR PRODUCING ULTRAPURE WATER, ULTRAPURE WATER PRODUCTION SY...
Publication number
20210246050
Publication date
Aug 12, 2021
ORGANO CORPORATION
Kyohei TSUTANO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
WASTE FLUID TREATMENT APPARATUS AND PROCESSING WATER REGENERATION S...
Publication number
20210188670
Publication date
Jun 24, 2021
Disco Corporation
Kenji TAKENOUCHI
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
WASTE LIQUID TREATING APPARATUS
Publication number
20210024373
Publication date
Jan 28, 2021
Disco Corporation
Tadaomi MATSUMOTO
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
METHOD OF PRODUCING RINSING LIQUID
Publication number
20210017049
Publication date
Jan 21, 2021
LAM RESEARCH AG
Angela HECKE
B08 - CLEANING
Information
Patent Application
WASH WATER PROCESSING METHOD
Publication number
20200255312
Publication date
Aug 13, 2020
KITZ CORPORATION
Katsuhisa YATA
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE