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Sulfur Compounds thereof
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Hydrogen sulfides
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Patents Grants
last 30 patents
Information
Patent Grant
Production of H2S for efficient metal removal from effluents
Patent number
11,987,510
Issue date
May 21, 2024
1983 LLC
Dania Valenzuela
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing package including hydrogen sulfide sustained r...
Patent number
11,932,479
Issue date
Mar 19, 2024
National Institute for Materials Science
Shinsuke Ishihara
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Carbon dioxide and hydrogen sulfide recovery system using a combina...
Patent number
11,883,778
Issue date
Jan 30, 2024
Cameron International Corporation
Ankur D. Jariwala
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Adsorption-based Claus tail gas treatment through regeneration temp...
Patent number
11,572,274
Issue date
Feb 7, 2023
Saudi Arabian Oil Company
Georgios Lithoxoos
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Hydrogen sulfide production method and sulfur recovery method
Patent number
11,459,236
Issue date
Oct 4, 2022
SUMITOMO CHEMICAL COMPANY, LIMITED
Yoshihiro Nakada
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Thermal stage and reduction absorption sulfur recovery process
Patent number
11,453,588
Issue date
Sep 27, 2022
Saudi Arabian Oil Company
John P. O'Connell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Organic ammonium compositions and methods of their use and making
Patent number
11,447,428
Issue date
Sep 20, 2022
California Safe Soil, LLC
Steve Zicari
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Hydrogen sulfide-carbon dioxide membrane separation systems and pro...
Patent number
11,420,153
Issue date
Aug 23, 2022
Saudi Arabian Oil Company
Milind M. Vaidya
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method and system for desulfurization and dezincification of tailings
Patent number
11,332,806
Issue date
May 17, 2022
Kun-Liang Hong
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Hydrogen sulfide mixture, method for producing same, and filling co...
Patent number
11,312,625
Issue date
Apr 26, 2022
Showa Denko K.K.
Yosuke Tanimoto
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Generating a soft sensor for crude stabilization in the petroleum i...
Patent number
11,078,428
Issue date
Aug 3, 2021
Saudi Arabian Oil Company
Shuyee Lee
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Catalytic conversion of DSO in presence of water
Patent number
11,072,529
Issue date
Jul 27, 2021
Total SA
Catherine Leroi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Absorbent composition for the selective absorption of hydrogen sulfide
Patent number
11,071,944
Issue date
Jul 27, 2021
Shell Oil Company
James Edward Critchfield
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Systems and methods for degassing of sulfur
Patent number
11,034,583
Issue date
Jun 15, 2021
Fluor Technologies Corporation
Stephen N. Fenderson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
System for generating H2S in an alkaline medium and method of using...
Patent number
11,014,808
Issue date
May 25, 2021
CLEAN RESOURCES PTE. LTD
Abraham Fouad Jalbout
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Chemical probes for hydrogen sulfide
Patent number
10,989,659
Issue date
Apr 27, 2021
University of Utah Research Foundation
Amy M. Barrios
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Composite amine absorbing solution, and device and method for remov...
Patent number
10,960,346
Issue date
Mar 30, 2021
MITSUBISHI HEAVY INDUSTRIES ENGINEERING, LTD.
Hiroshi Tanaka
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Complex comprising sulfur, a method for manufacturing the same, and...
Patent number
10,865,108
Issue date
Dec 15, 2020
Idemitsu Kosan Co., Ltd.
Minoru Senga
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dry-scrubbing media compositions and methods of production and use
Patent number
10,857,518
Issue date
Dec 8, 2020
Purafil, Inc.
William G. England
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Systems and methods for removing hydrogen sulfide from an ammonia s...
Patent number
10,843,122
Issue date
Nov 24, 2020
Bechtel Hydrocarbon Technology Solutions, Inc.
Martin Taylor
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Integrated biogas cleaning system to remove water, siloxanes, sulfu...
Patent number
10,780,391
Issue date
Sep 22, 2020
Quadrogen Power Systems, Inc.
Alakh Prasad
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Processes for removing polysulfanes and elemental sulfur from hydro...
Patent number
10,773,958
Issue date
Sep 15, 2020
Chevron Phillips Chemical Company LP
Daniel M. Hasenberg
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for producing hydrogen sulfide in a circulating catalytic b...
Patent number
10,737,939
Issue date
Aug 11, 2020
Eurecat S.A.
Pierre Dufresne
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Hydrogen sulfide precursors and conjugates thereof
Patent number
10,689,335
Issue date
Jun 23, 2020
Georgia State University Research Foundation, Inc.
Binghe Wang
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Two-stage adsorption process for Claus tail gas treatment
Patent number
10,662,061
Issue date
May 26, 2020
Saudi Arabian Oil Company
Georgios Lithoxoos
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Purification of carbon dioxide
Patent number
10,655,912
Issue date
May 19, 2020
Air Products and Chemicals, Inc.
Paul Higginbotham
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Enriched acid gas for sulfur recovery
Patent number
10,597,297
Issue date
Mar 24, 2020
Saudi Arabian Oil Company
Nasser A. Al-Qahtani
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
System for tail gas treatment of sulfur recovery units
Patent number
10,556,805
Issue date
Feb 11, 2020
Saudi Arabian Oil Company
Aadesh Harale
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Hydrogen sulfide scavengers for polymer treated asphalt
Patent number
10,544,282
Issue date
Jan 28, 2020
Ecolab USA Inc.
Xiaowei Tong
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Digestion of elemental sulfur in bioreactor during biological oxida...
Patent number
10,538,444
Issue date
Jan 21, 2020
UOP LLC
F. Stephen Lupton
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
HYDROGEN SULFIDE PRODUCING DEVICE AND METHOD FOR PRODUCING HYDROGEN...
Publication number
20240367973
Publication date
Nov 7, 2024
Furukawa Co., Ltd.
Hiroki Goto
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PRODUCING HYDROGEN FROM HYDROGEN SULFIDE
Publication number
20240327208
Publication date
Oct 3, 2024
Saudi Arabian Oil Company
Hassan A. Aljama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Production of H2S For Efficient Metal Removal From Effluents
Publication number
20240308889
Publication date
Sep 19, 2024
1983 LLC
Dania Valenzuela
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
METHOD AND SYSTEM FOR SULFUR, CARBON DIOXIDE AND HYDROGEN RECOVERY
Publication number
20240286076
Publication date
Aug 29, 2024
Abu Dhabi National Oil Company
Zaher SALEM
C01 - INORGANIC CHEMISTRY
Information
Patent Application
HYDROGEN SULFIDE PURIFICATION METHOD, LITHIUM SULFIDE PRODUCTION ME...
Publication number
20240270575
Publication date
Aug 15, 2024
AGC Inc.
Ryota ANDO
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR SIMULTANEOUS REMOVAL OF HYDROGEN SULFIDE AND HEAVY METALS
Publication number
20240124305
Publication date
Apr 18, 2024
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
Sagheer A. ONAIZI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
CATALYST FOR CARBONYL SULFIDE REMOVAL FROM HYDROCARBONS
Publication number
20230416088
Publication date
Dec 28, 2023
MERICHEM COMPANY
Zhouyang Liu
C01 - INORGANIC CHEMISTRY
Information
Patent Application
COMPOSITE MATERIAL AND USE THEREOF IN DESULFURIZATION
Publication number
20230149892
Publication date
May 18, 2023
CHINA PETROLEUM & CHEMICAL CORPORATION
Cuicui XU
C01 - INORGANIC CHEMISTRY
Information
Patent Application
ORGANIC AMMONIUM COMPOSITIONS AND METHODS OF THEIR USE AND MAKING
Publication number
20230056260
Publication date
Feb 23, 2023
California Safe Soil, LLC
Steve ZICARI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CATALYST MEDIUM COMPRISING HOLLOW MICROSPHERES
Publication number
20230035172
Publication date
Feb 2, 2023
AXENS
Robin CHAL
C01 - INORGANIC CHEMISTRY
Information
Patent Application
APPARATUS AND METHOD FOR PRODUCING HYDROGEN SULFIDE (H2S) FOR LABOR...
Publication number
20220289568
Publication date
Sep 15, 2022
ABU DHABI OIL REFINING COMPANY - TAKREER
Mabruk Issa SULEIMAN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Adsorption-Based Claus Tail Gas Treatment through Regeneration Temp...
Publication number
20220242729
Publication date
Aug 4, 2022
Saudi Arabian Oil Company
Georgios Lithoxoos
C01 - INORGANIC CHEMISTRY
Information
Patent Application
System and Method of Generating Hydrogen Gas
Publication number
20220194786
Publication date
Jun 23, 2022
Raytheon BBN Technologies, Corp.
Benjamin Jacob Rosenthal
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESSES USEFUL IN THE MANUFACTURE OF CYCLODODECASULFUR
Publication number
20220169506
Publication date
Jun 2, 2022
Eastman Chemical Company
SCOTT DONALD BARNICKI
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Production of H2S For Efficient Metal Removal From Effluents
Publication number
20210331952
Publication date
Oct 28, 2021
1983 LLC
Dania Valenzuela
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
PROCESS AND APPARATUS FOR REMOVAL OF METAL CARBONYLS FROM A GAS MIX...
Publication number
20210323819
Publication date
Oct 21, 2021
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Sharon CORBET
C01 - INORGANIC CHEMISTRY
Information
Patent Application
ORGANIC AMMONIUM COMPOSITIONS AND METHODS OF THEIR USE AND MAKING
Publication number
20210309582
Publication date
Oct 7, 2021
California Safe Soil, LLC
Steve ZICARI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
SYSTEM FOR GENERATING H2S IN AN ALKALINE MEDIUM AND METHOD OF USING...
Publication number
20210276864
Publication date
Sep 9, 2021
CLEAN RESOURCES PTE. LTD.
Abraham Fouad Jalbout
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PACKAGE INCLUDING HYDROGEN SULFIDE SUSTAINED RELEASE AGENT AND METH...
Publication number
20210269231
Publication date
Sep 2, 2021
National Institute for Materials Science
Shinsuke ISHIHARA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
HYDROGEN SULFIDE PRODUCTION METHOD AND SULFUR RECOVERY METHOD
Publication number
20210053828
Publication date
Feb 25, 2021
SUMITOMO CHEMICAL COMPANY, LIMITED
Yoshihiro NAKADA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HYDROGEN SULFIDE-CARBON DIOXIDE MEMBRANE SEPARATION SYSTEMS AND PRO...
Publication number
20200360853
Publication date
Nov 19, 2020
Saudi Arabian Oil Company
Milind M. VAIDYA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
THERMAL STAGE AND REDUCTION ABSORPTION SULFUR RECOVERY PROCESS
Publication number
20200277186
Publication date
Sep 3, 2020
Saudi Arabian Oil Company
John P. O'Connell
C01 - INORGANIC CHEMISTRY
Information
Patent Application
ENRICHED ACID GAS FOR SULFUR RECOVERY
Publication number
20200048090
Publication date
Feb 13, 2020
Saudi Arabian Oil Company
Nasser A. Al-Qahtani
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD AND SYSTEM FOR DESULFURIZATION AND DEZINCIFICATION OF HIGH-S...
Publication number
20200024534
Publication date
Jan 23, 2020
KUN-LIANG HONG
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD AND SYSTEM FOR DESULFURIZATION AND DEZINCIFICATION OF TAILINGS
Publication number
20200024684
Publication date
Jan 23, 2020
KUN-LIANG HONG
C01 - INORGANIC CHEMISTRY
Information
Patent Application
SYSTEMS AND METHODS FOR REMOVING HYDROGEN SULFIDE FROM AN AMMONIA S...
Publication number
20200023303
Publication date
Jan 23, 2020
Bechtel Hydrocarbon Technology Solutions, Inc.
Martin Taylor
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Carbon Dioxide and Hydrogen Sulfide Recovery System using a Combina...
Publication number
20190358583
Publication date
Nov 28, 2019
Cameron Solutions, Inc.
Ankur D. Jariwala
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
CATALYTIC CONVERSION OF DSO IN PRESENCE OF WATER
Publication number
20190270642
Publication date
Sep 5, 2019
T0TAL SA
Catherine LEROI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
SYSTEMS AND METHODS FOR REMOVING HYDROGEN SULFIDE FROM AN AMMONIA S...
Publication number
20190240615
Publication date
Aug 8, 2019
Bechtel Hydrocarbon Technology Solutions, Inc.
Martin Taylor
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HYDROGEN SULFIDE MIXTURE, METHOD FOR PRODUCING SAME, AND FILLING CO...
Publication number
20190185323
Publication date
Jun 20, 2019
SHOWA DENKO K.K.
Yosuke TANIMOTO
C01 - INORGANIC CHEMISTRY