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C01B17/765
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Inorganic chemistry
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Sulfur Compounds thereof
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C01B17/765
Multi-stage SO3-conversion
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Patents Grants
last 30 patents
Information
Patent Grant
Method for preparing electronic grade sulfuric acid from waste sulf...
Patent number
11,713,247
Issue date
Aug 1, 2023
GREEN FINE TECHNOLOGY CORP.
Ching-Jung Kan
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Regeneration of acid containing peroxy acids of sulfur
Patent number
11,584,644
Issue date
Feb 21, 2023
Veolia North America Regeneration Services, LLC
Thomas L. Muller
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for inter-bed cooling in wet gas sulfuric acid plants
Patent number
11,543,120
Issue date
Jan 3, 2023
HALDOR TOPSØE A/S
Mads Lykke
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Regeneration of acid containing peroxy acids of sulfur
Patent number
11,345,594
Issue date
May 31, 2022
Veolia North America Regeneration Services, LLC
Thomas L. Muller
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Layout for inter-bed cooling in sulfuric acid plants
Patent number
11,007,498
Issue date
May 18, 2021
HALDOR TOPSØE A/S
Geert Colding
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method and equipment for cooling sulphuric acid
Patent number
10,875,770
Issue date
Dec 29, 2020
NC Engenharia Industria E Comercio Ltda
Nelson Perella Clark
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process and device for the preparation of sulfuric acid
Patent number
10,858,251
Issue date
Dec 8, 2020
ThyssenKrupp Industrial Solutions AG
Holger Thielert
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for production of sulfuric acid
Patent number
10,829,376
Issue date
Nov 10, 2020
HALDOR TOPSØE A/S
Mads Lykke
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method and device for producing sulfuric acid
Patent number
10,647,577
Issue date
May 12, 2020
ThyssenKrupp Industrial Solutions AG
Holger Thielert
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of sulfur trioxide
Patent number
10,640,376
Issue date
May 5, 2020
Haldor Topsoe A/S
Morten Thellefsen
F22 - STEAM GENERATION
Information
Patent Grant
Method and plant design for reduction of start-up sulfur oxide emis...
Patent number
10,633,251
Issue date
Apr 28, 2020
HALDOR TOPSØE A/S
Mårten Nils Rickard Granroth
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Single contact, single absorption system for producing sulfuric aci...
Patent number
10,556,795
Issue date
Feb 11, 2020
Chemetics Inc.
Graham Lyne
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Energy efficient sulfuric acid system for humid environments
Patent number
10,532,929
Issue date
Jan 14, 2020
Chemetics Inc.
Rene Dijkstra
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Continuous process and apparatus for purifying SO2-containing gases
Patent number
10,376,834
Issue date
Aug 13, 2019
Chemetics Inc.
Torsten Weber
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Catalytic reactor
Patent number
10,300,446
Issue date
May 28, 2019
ThyssenKrupp Industrial Solutions AG
Holger Thielert
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process and plant for improved energy-efficient production of sulfu...
Patent number
10,150,671
Issue date
Dec 11, 2018
Outotec (Finland) Oy
Karl-Heinz Daum
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for the catalytic removal of sulphur dioxide from waste gases
Patent number
10,016,723
Issue date
Jul 10, 2018
CPPE Carbon Process & Plant Engineering S.A.
Alain Strickroth
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Single contact, single absorption system for producing sulfuric aci...
Patent number
9,994,451
Issue date
Jun 12, 2018
Chemetics Inc.
Graham Lyne
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for the oxidation of SO2 to SO3
Patent number
9,487,401
Issue date
Nov 8, 2016
Haldor Topsoe A/S
Martin Møllerhøj
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Energy recovery in manufacture of sulfuric acid
Patent number
9,278,859
Issue date
Mar 8, 2016
MECS Inc
Ernesto Vera-Castaneda
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Conversion of acid gas to sulphate or phosphate-based fertilizers
Patent number
9,187,379
Issue date
Nov 17, 2015
Sulvaris Inc.
Rick Knoll
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Recovery of sulfur trioxide heat of absorption
Patent number
9,162,890
Issue date
Oct 20, 2015
MECS, Inc.
Ernesto Vera-Castañeda
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Sulphuric acid production with recycle of desulphurized gas
Patent number
9,045,342
Issue date
Jun 2, 2015
Haldor Topsoe A/S
Mads Lykke
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process and apparatus for sulphuric acid production
Patent number
8,951,494
Issue date
Feb 10, 2015
Haldor Topsoe A/S
Martin Møllerhøj
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for production of sulphuric acid
Patent number
8,926,936
Issue date
Jan 6, 2015
Haldor Topsoe A/S
Anders Helbo Hansen
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process and plant for cooling sulfuric acid
Patent number
8,906,133
Issue date
Dec 9, 2014
Outotec Oyj
Karl-Heinz Daum
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Energy recovery in manufacture of sulfuric acid
Patent number
8,894,965
Issue date
Nov 25, 2014
MECS Inc
Ernesto Vera-Castaneda
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Energy recovery in manufacture of sulfuric acid
Patent number
8,586,001
Issue date
Nov 19, 2013
MECS Inc
Ernesto Vera-Castaneda
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method and system for the production of sulfuric acid
Patent number
8,518,365
Issue date
Aug 27, 2013
Thyssenkrupp Uhde GmbH
Jan Schoeneberger
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Device and method for the combustion of sulfur and sulfur-containin...
Patent number
8,518,366
Issue date
Aug 27, 2013
Bayer Intellectual Property GmbH
Dieter Förtsch
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
PROCESS AND APPARATUS FOR PREPARING SULFUR TRIOXIDE FROM SULFUR DIO...
Publication number
20240351879
Publication date
Oct 24, 2024
Messer Industries USA, Inc
Guisu Liu
C01 - INORGANIC CHEMISTRY
Information
Patent Application
INTEGRATED AMMONIA AND SULFURIC ACID PRODUCTION PLANT AND PROCESS
Publication number
20230038918
Publication date
Feb 9, 2023
Chemetics Inc.
Rene Dijkstra
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
METHOD FOR PREPARING ELECTRONIC GRADE SULFURIC ACID FROM WASTE SULF...
Publication number
20220371890
Publication date
Nov 24, 2022
GREEN FINE TECHNOLOGY CORP.
Ching-Jung KAN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
REGENERATION OF ACID CONTAINING PEROXY ACIDS OF SULFUR
Publication number
20220169507
Publication date
Jun 2, 2022
Veolia North America Regeneration Services, LLC
Thomas L. Muller
C01 - INORGANIC CHEMISTRY
Information
Patent Application
REGENERATION OF ACID CONTAINING PEROXY ACIDS OF SULFUR
Publication number
20210179426
Publication date
Jun 17, 2021
Veolia North America Regeneration Services, LLC
Thomas L. Muller
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS AND DEVICE FOR THE PREPARATION OF SULFURIC ACID
Publication number
20200290876
Publication date
Sep 17, 2020
ThyssenKrupp Industrial Solutions AG
Holger THIELERT
C01 - INORGANIC CHEMISTRY
Information
Patent Application
A NOVEL LAYOUT FOR INTER-BED COOLING IN SULFURIC ACID PLANTS
Publication number
20200238241
Publication date
Jul 30, 2020
HALDOR TOPSOE A/S
Geert COLDING
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
A METHOD FOR INTER-BED COOLING IN WET GAS SULFURIC ACID PLANTS
Publication number
20200149735
Publication date
May 14, 2020
HALDOR TOPSOE A/S
Mads LYKKE
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Method And Equipment For Cooling Sulphuric Acid
Publication number
20190202694
Publication date
Jul 4, 2019
NC Engenharia Industria E Comercio Ltda
Nelson Perella Clark
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
ENERGY EFFICIENT SULFURIC ACID SYSTEM FOR HUMID ENVIRONMENTS
Publication number
20190202693
Publication date
Jul 4, 2019
Chemetics Inc.
Rene Dijkstra
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
A PROCESS FOR THE PRODUCTION OF SULFUR TRIOXIDE
Publication number
20190177161
Publication date
Jun 13, 2019
HALDOR TOPSOE A/S
Morten Thellefsen
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
METHOD AND PLANT DESIGN FOR REDUCTION OF START-UP SULFUR OXIDE EMIS...
Publication number
20190047859
Publication date
Feb 14, 2019
HALDOR TOPSOE A/S
Mårten Nils Rickard GRANROTH
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SINGLE CONTACT, SINGLE ABSORPTION SYSTEM FOR PRODUCING SULFURIC ACI...
Publication number
20190047860
Publication date
Feb 14, 2019
Chemetics Inc.
Graham Lyne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD AND DEVICE FOR PRODUCING SULFURIC ACID
Publication number
20180244522
Publication date
Aug 30, 2018
ThyssenKrupp Industrial Solutions AG
Holger THIELERT
C01 - INORGANIC CHEMISTRY
Information
Patent Application
CATALYTIC REACTOR
Publication number
20180243714
Publication date
Aug 30, 2018
ThyssenKrupp Industrial Solutions AG
Holger THIELERT
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCTION OF SULFURIC ACID
Publication number
20180127271
Publication date
May 10, 2018
HALDOR TOPSOE A/S
Mads LYKKE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR THE CATALYTIC REMOVAL OF SULPHUR DIOXIDE FROM WASTE GASES
Publication number
20170252697
Publication date
Sep 7, 2017
CPPE CARBON PROCESS & PLANT ENGINEERING S.A.
Alain STRICKROTH
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
A PROCESS FOR THE OXIDATION OF HYDROGEN SULFIDE TO SULFUR TRIOXIDE...
Publication number
20170239618
Publication date
Aug 24, 2017
HALDOR TOPSOE A/S
Souheil Saadi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SINGLE CONTACT, SINGLE ABSORPTION SYSTEM FOR PRODUCING SULFURIC ACI...
Publication number
20170107108
Publication date
Apr 20, 2017
Chemetics Inc.
Graham Lyne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
RECOVERY OF SULFUR TRIOXIDE HEAT OF ABSORPTION
Publication number
20140322125
Publication date
Oct 30, 2014
MECS, INC.
Ernesto Vera-Castañeda
C01 - INORGANIC CHEMISTRY
Information
Patent Application
SULPHURIC ACID PRODUCTION WITH RECYCLE OF DESULPHURIZED GAS
Publication number
20140219910
Publication date
Aug 7, 2014
Mads Lykke
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ENERGY RECOVERY IN MANUFACTURE OF SULFURIC ACID
Publication number
20140079624
Publication date
Mar 20, 2014
MECS INC
Ernesto Vera-Castaneda
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCTION OF SULPHURIC ACID
Publication number
20140048228
Publication date
Feb 20, 2014
Anders Helbo Hansen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CONVERSION OF ACID GAS TO SULPHATE OR PHOSPHATE-BASED FERTILIZERS
Publication number
20140033778
Publication date
Feb 6, 2014
SULVARIS INC.
Satish Iyer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ENERGY RECOVERY IN MANUFACTURE OF SULFURIC ACID
Publication number
20130115159
Publication date
May 9, 2013
MECS INC
Ernesto Vera-Castaneda
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS AND APPARATUS FOR SULPHURIC ACID PRODUCTION
Publication number
20130058854
Publication date
Mar 7, 2013
HALDOR TOPSOE A/S
Martin Møllerhøj
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR REMOVING CONTAMINANTS FROM GAS STREAMS
Publication number
20130028821
Publication date
Jan 31, 2013
Naresh Suchak
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS AND PLANT FOR COOLING SULFURIC ACID
Publication number
20130000869
Publication date
Jan 3, 2013
OUTOTEC OYJ
Karl-Heinz Daum
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
DEVICE AND METHOD FOR THE COMBUSTION OF SULFUR AND SULFURIC COMPOUNDS
Publication number
20120244064
Publication date
Sep 27, 2012
Bayer Intellectual Property GmbH
Dieter Förtsch
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD AND SYSTEM FOR THE PRODUCTION OF SULFURIC ACID
Publication number
20120171110
Publication date
Jul 5, 2012
THYSSENKRUPP UHDE GMBH
Jan Schoeneberger
C01 - INORGANIC CHEMISTRY