Membership
Tour
Register
Log in
Preparation of chlorine from hydrogen chloride
Follow
Industry
CPC
C01B7/04
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
C
CHEMISTRY METALLURGY
C01
Inorganic chemistry
C01B
NON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
C01B7/00
Halogens Halogen acids
Current Industry
C01B7/04
Preparation of chlorine from hydrogen chloride
Industries
Overview
Organizations
People
Information
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Method for producing chlorine by oxidation of hydrogen chloride
Patent number
11,072,527
Issue date
Jul 27, 2021
Mitsui Chemicals, Inc.
Masami Murakami
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for flexibly controlling the use of hydrochloric acid from c...
Patent number
11,040,878
Issue date
Jun 22, 2021
Covestro Deutschland AG
Andreas Bulan
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method and device for the continuous neutralization of hydrochloric...
Patent number
11,034,581
Issue date
Jun 15, 2021
Covestro Deutschland AG
Andreas Brachmann
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Catalyst for preparing chlorine gas by hydrogen chloride oxidation,...
Patent number
11,000,837
Issue date
May 11, 2021
Wanhua Chemical Group Co., Ltd.
Hongke Zhang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for producing chlorine
Patent number
10,882,026
Issue date
Jan 5, 2021
Sumitomo Chemical Company, Limited
Kohei Seki
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for providing hydrogen chloride for chemical reactions
Patent number
10,815,193
Issue date
Oct 27, 2020
Covestro Deutschland AG
Jan Busch
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for preparing chlorine from HCI
Patent number
10,703,630
Issue date
Jul 7, 2020
BASF SE
Martin Karches
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Catalyst for preparing chlorine by oxidation of hydrogen chloride a...
Patent number
10,576,465
Issue date
Mar 3, 2020
Wanhua Chemical Group Co., Ltd.
Guangquan Yi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for processing hydrogen chloride from isocyanate preparation
Patent number
10,307,727
Issue date
Jun 4, 2019
Covestro Deutschland AG
Ralph Weber
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for preparing chlorine gas through catalytic oxidation of hy...
Patent number
10,239,755
Issue date
Mar 26, 2019
FININGS CO. LTD.
Nongyue Wang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for preparing catalyst used for preparing chlorine, catalyst...
Patent number
10,226,758
Issue date
Mar 12, 2019
Wanhua Chemical Group Co., Ltd.
Yinchuan Lou
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing chlorine and catalyst
Patent number
9,889,431
Issue date
Feb 13, 2018
Sumitomo Chemical Company, Limited
Kohei Seki
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for regenerating a catalyst comprising ruthenium oxide for...
Patent number
9,610,567
Issue date
Apr 4, 2017
BASF SE
Guido Henze
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Catalyst and method for the production of chlorine by gas phase oxi...
Patent number
9,468,913
Issue date
Oct 18, 2016
Covestro Deutschland AG
Aurel Wolf
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Processes for the production of chlorine from hydrogen chloride and...
Patent number
9,447,510
Issue date
Sep 20, 2016
Covestro Deutschland AG
Rainer Weber
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing isocyanates
Patent number
9,302,983
Issue date
Apr 5, 2016
BASF SE
Vanessa Simone Lehr
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the oxidation of a gas mixture containing hydrogen chlo...
Patent number
9,242,860
Issue date
Jan 26, 2016
Bayer MaterialScience AG
Michel Haas
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Removing carbon dioxide from waste streams through co-generation of...
Patent number
9,205,375
Issue date
Dec 8, 2015
Skyonic Corporation
Joe David Jones
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for producing supported ruthenium on silica modified titani...
Patent number
9,186,652
Issue date
Nov 17, 2015
Sumitomo Chemical Company, Limited
Junichi Nishimoto
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing diaryl carbonates and polycarbonates
Patent number
9,175,135
Issue date
Nov 3, 2015
Bayer MaterialScience AG
Pieter Ooms
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst comprising ruthenium and silver and/or calcium for the oxi...
Patent number
9,156,024
Issue date
Oct 13, 2015
BASF SE
Guido Henze
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Chlorine production catalyst and chlorine production process using...
Patent number
9,108,845
Issue date
Aug 18, 2015
Mitsui Chemicals, Inc.
Takashi Nabeta
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Catalyst and method for the production of chlorine by gas phase oxi...
Patent number
9,089,838
Issue date
Jul 28, 2015
Bayer Intellectual Property GmbH
Aurel Wolf
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing isocyanates
Patent number
8,969,615
Issue date
Mar 3, 2015
BASF SE
Vanessa Simone Lehr
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Using methanesulfonyl halide as a key intermediate for methane gas...
Patent number
8,916,734
Issue date
Dec 23, 2014
Sheeta Global Tech Corp.
Yongchun Tang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Processes for regenerating sulfur-poisoned, ruthenium and/or ruthen...
Patent number
8,889,578
Issue date
Nov 18, 2014
Bayer MaterialScience AG
Timm Schmidt
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process of making a chlorinated hydrocarbon
Patent number
8,877,990
Issue date
Nov 4, 2014
Tokuyama Corporation
Tadahiro Fukuju
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing diisocyanates by gas-phase phosgenation
Patent number
8,716,517
Issue date
May 6, 2014
BASF SE
Torsten Mattke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for activating catalyst for chlorine production
Patent number
8,318,125
Issue date
Nov 27, 2012
Sumitomo Chemical Company, Limited
Youhei Uchida
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process of making a chlorinated hydrocarbon
Patent number
8,304,589
Issue date
Nov 6, 2012
Tokuyama Corporation
Tadahiro Fukuju
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
HYDROCHLORIC ACID OXIDATION CATALYST AND METHOD FOR PRODUCING CHLORINE
Publication number
20240359165
Publication date
Oct 31, 2024
Mitsui Chemicals, Inc.
Ryo NIISHIRO
C01 - INORGANIC CHEMISTRY
Information
Patent Application
HYDROCHLORIC ACID OXIDATION CATALYST AND METHOD FOR PRODUCING CHLORINE
Publication number
20240351007
Publication date
Oct 24, 2024
Mitsui Chemicals, Inc.
Ryo NIISHIRO
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARATION OF CHLORINE FROM HYDROGEN CHLORIDE
Publication number
20240228279
Publication date
Jul 11, 2024
BASF SE
Klemens MASSONNE
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARING CHLORINE
Publication number
20240208814
Publication date
Jun 27, 2024
BASF SE
Gerhard OLBERT
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARATION OF CHLORINE FROM HYDROGEN CHLORIDE
Publication number
20240132350
Publication date
Apr 25, 2024
BASF SE
Klemens MASSONNE
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING CHLORINE IN HIGH YIELD THROUGH HYDROGEN CHLORI...
Publication number
20240067521
Publication date
Feb 29, 2024
Hanwha Solutions Corporation
Jeong Hwan CHUN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Recovery Of Chlorine From Hydrogen Chloride Generated In Carbochlor...
Publication number
20240034638
Publication date
Feb 1, 2024
Kronos International, Inc.
Thomas Pierau
C01 - INORGANIC CHEMISTRY
Information
Patent Application
CATALYST FOR HYDROGEN CHLORIDE OXIDATION AND PRODUCTION THEREOF
Publication number
20230294988
Publication date
Sep 21, 2023
BASF SE
Alvaro GORDILLO BOLONIO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CATALYST FOR HALOGEN PRODUCTION, PACKAGE, AND METHOD FOR PRODUCING...
Publication number
20230115399
Publication date
Apr 13, 2023
Sumitomo Chemical Company, Limited
Yusuke MIKAMI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
MOLDING CATALYST AND METHOD FOR PRODUCING HALOGEN
Publication number
20230092065
Publication date
Mar 23, 2023
SUMITOMO CHEMICAL COMPANY, LIMITED
Yusuke MIKAMI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HYDROGEN CHLORIDE OXIDATION REACTION CATALYST FOR PREPARING CHLORIN...
Publication number
20220080395
Publication date
Mar 17, 2022
Hanwha Solutions Corporation
Jeong Hwan CHUN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR MANUFACTURING RUTHENIUM OXIDE-SUPPORTED CATALYST FOR PRE...
Publication number
20220072513
Publication date
Mar 10, 2022
Hanwha Solutions Corporation
Ga Ram LEE
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PRODUCTION AND SEPARATION OF PHOSGENE BY MEANS OF A COMBINED CO2 AN...
Publication number
20210189572
Publication date
Jun 24, 2021
Siemens Aktiengesellschaft
Bernhard Schmid
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD FOR FLEXIBLY CONTROLLING THE USE OF HYDROCHLORIC ACID FROM C...
Publication number
20190375635
Publication date
Dec 12, 2019
COVESTRO DEUTSCHLAND AG
Andreas Bulan
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Process of Producing Chlorine Gas
Publication number
20190337802
Publication date
Nov 7, 2019
WANHUA CHEMICAL GROUP CO., LTD.
Jiansheng Ding
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING CHLORINE BY OXIDATION OF HYDROGEN CHLORIDE
Publication number
20190292049
Publication date
Sep 26, 2019
Mitsui Chemicals, Inc.
Masami MURAKAMI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Catalyst For Preparing Chlorine Gas By Hydrogen Chloride Oxidation,...
Publication number
20190291087
Publication date
Sep 26, 2019
WANHUA CHEMICAL GROUP CO., LTD.
Hongke Zhang
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PHOTOCATALYTIC OXIDATION OF HYDROGEN CHLORIDE WITH OXYGEN
Publication number
20190210875
Publication date
Jul 11, 2019
COVESTRO DEUTSCHLAND AG
Andre RITTERMEIER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CATALYST AND METHOD FOR PRODUCING CHLORINE BY MEANS OF GAS PHASE OX...
Publication number
20190023568
Publication date
Jan 24, 2019
COVESTRO DEUTSCHLAND AG
Andre RITTERMEIER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR PROVIDING HYDROGEN CHLORIDE FOR CHEMICAL REACTIONS
Publication number
20180186729
Publication date
Jul 5, 2018
COVESTRO DEUTSCHLAND AG
Jan Busch
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PREPARING CHLORINE GAS THROUGH CATALYTIC OXIDATION OF HY...
Publication number
20170283260
Publication date
Oct 5, 2017
Shanghai Fanglun New Material Technology Co., Ltd.
Nongyue WANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CATALYST FOR PREPARING CHLORINE BY OXIDATION OF HYDROGEN CHLORIDE A...
Publication number
20170274361
Publication date
Sep 28, 2017
WANHUA CHEMICAL GROUP CO., LTD.
Guangquan Yi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PREPARING CATALYST USED FOR PREPARING CHLORINE, CATALYST...
Publication number
20170001178
Publication date
Jan 5, 2017
WANHUA CHEMICAL GROUP CO., LTD.
Yinchuan Lou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD AND SYSTEM FOR CARRYING OUT AN EXOTHERMIC GAS PHASE REACTION...
Publication number
20160367960
Publication date
Dec 22, 2016
BASF SE
Gerhard OLBERT
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR THE OXIDATION OF HYDROGEN CHLORIDE OVER A CATALYST HAVI...
Publication number
20150360210
Publication date
Dec 17, 2015
BASF SE
Guido Henze
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS AND SYSTEM FOR PRODUCTION OF DICHLORINE
Publication number
20150321915
Publication date
Nov 12, 2015
DOW GLOBAL TECHNOLOGIES LLC
Eric E. Stangland
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING CHLORINE
Publication number
20150315021
Publication date
Nov 5, 2015
SUMITOMO CHEMICAL COMPANY, LIMITED
Junichi NISHIMOTO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Process of Producing Chlorine Gas by Catalytic Oxidation of Hydroge...
Publication number
20150037243
Publication date
Feb 5, 2015
WANHUA CHEMICAL (NINGBO) CO., LTD.
Jiansheng Ding
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCING SUPPORTED RUTHENIUM ON SILICA MODIFIED TITANI...
Publication number
20140335012
Publication date
Nov 13, 2014
Junichi Nishimoto
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CATALYST AND METHOD FOR PRODUCING CHLORINE BY MEANS OF A GAS-PHASE...
Publication number
20140248208
Publication date
Sep 4, 2014
Bayer Intellectual Property GmbH
Timm Schmidt
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL