Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid

Industry

CPC
C01B17/58

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CCHEMISTRY METALLURGY C01Inorganic chemistry C01BNON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C C01B17/00Sulfur Compounds thereof

Current Industry

C01B17/58Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid

Industries

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Patents Grantslast 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
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
Plasma whirl reactor apparatus and methods of use
- Patent number 9,127,205
- Issue date Sep 8, 2015
- Foret Plasma Labs, LLC
- Todd Foret
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma whirl reactor apparatus and methods of use
- Patent number 9,127,206
- Issue date Sep 8, 2015
- Foret Plasma Labs, LLC
- Todd Foret
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma whirl reactor apparatus and methods of use
- Patent number 8,796,581
- Issue date Aug 5, 2014
- Foret Plasma Labs, LLC
- Todd Foret
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma whirl reactor apparatus and methods of use
- Patent number 8,785,808
- Issue date Jul 22, 2014
- Foret Plasma Labs, LLC
- Todd Foret
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma whirl reactor apparatus and methods of use
- Patent number 8,357,873
- Issue date Jan 22, 2013
- Foret Plasma Labs, LLC
- Todd Foret
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma whirl reactor apparatus and methods of use
- Patent number 8,324,523
- Issue date Dec 4, 2012
- Foret Plasma Labs, LLC
- Todd Foret
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for treating acid gas in staged furnaces with inter-stage h...
- Patent number 7,695,701
- Issue date Apr 13, 2010
- Zeru Berhane Tekie
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Plasma whirl reactor apparatus and methods of use
- Patent number 7,622,693
- Issue date Nov 24, 2009
- Foret Plasma Labs, LLC
- Todd L. Foret
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for regenerating a residual substance that contains sulfur a...
- Patent number 7,521,035
- Issue date Apr 21, 2009
- Messer Griesheim GmbH
- Gerhard Grob
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Method for purifying spent acid
- Patent number 7,034,193
- Issue date Apr 25, 2006
- Rhodia Inc.
- Richard Wai-Chun Liu
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Process for removing tar from spent acid
- Patent number 6,818,799
- Issue date Nov 16, 2004
- Rhodia, Inc.
- Richard Wai-Chun Liu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for generating recoverable sulfur containing compounds from...
- Patent number 6,399,040
- Issue date Jun 4, 2002
- Rohm & Haas Company
- Charles Anthony Dafft
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for recovering sulfuric acid from sulfate salts
- Patent number 6,146,612
- Issue date Nov 14, 2000
- Degussa-Huls AG
- Hans Albrecht Hasseberg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Regeneration of sulfuric acid from sulfate by-products of 2-hydoxy-...
- Patent number 5,670,128
- Issue date Sep 23, 1997
- Novus International, Inc.
- Robert W. Grendel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cofiring biosolids in a spent sulfuric acid regeneration facility
- Patent number 5,628,976
- Issue date May 13, 1997
- Air Products and Chemicals
- Goutam H. Shahani
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Treatment of liquid waste material
- Patent number 5,531,169
- Issue date Jul 2, 1996
- Imperial Chemical Industries PLC
- James Mole
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for recycling waste sulfuric acid
- Patent number 5,527,985
- Issue date Jun 18, 1996
- Deutsche Forschungsanstalt fur Luft- und Raumfahrt E.V.
- Karl-Heinz Funken
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Process for purifying impure sulphuric acid
- Patent number 5,501,847
- Issue date Mar 26, 1996
- Institut Francais du Petrole
- Jean-Francois Joly
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Regeneration of sulfuric acid from sulfate by-products of 2-hydroxy...
- Patent number 5,498,790
- Issue date Mar 12, 1996
- Novus International, Inc.
- Robert W. Grendel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for removing sulfur oxides from a gas stream
- Patent number 5,223,237
- Issue date Jun 29, 1993
- Lehigh University
- Dale R. Simpson
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Spent alkylation acid treatment process
- Patent number 5,114,699
- Issue date May 19, 1992
- Freeport-McMoRan Resource Partners
- Tadeusz K. Wiewiorowski
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Waste acid recovery process
- Patent number 5,082,645
- Issue date Jan 21, 1992
- Chemetics International Company, Ltd.
- Riad A. Al-Samadi
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Treatment of waste material
- Patent number 4,853,206
- Issue date Aug 1, 1989
- The BOC Group plc
- Richard W. Watson
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Treatment of contaminated phosphoric acid to recover usable acid th...
- Patent number 4,483,838
- Issue date Nov 20, 1984
- Stauffer Chemical Company
- Donald L. Sculthorpe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process and apparatus for reclaiming sulfur-containing waste materials
- Patent number 4,376,108
- Issue date Mar 8, 1983
- Grillo-Werke AG
- Norbert Lowiciki
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the recovery of ammonia and sulphur dioxide from a cont...
- Patent number 4,208,390
- Issue date Jun 17, 1980
- Nittetu Chemical Engineering Ltd. (NICE)
- Teruhiko Hirabayashi
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Production of sulfur dioxide from waste sulfuric acid
- Patent number 4,177,248
- Issue date Dec 4, 1979
- Stauffer Chemical Company
- Wilfred T. Richard
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Working up spent sulphuric acid simultaneously with sulphate salts
- Patent number 4,153,628
- Issue date May 8, 1979
- Bayer Aktiengesellschaft
- Rudolf Gerken
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS AND REDOX FURNACE FOR ACID REGENERATION
- Publication number 20240351878
- Publication date Oct 24, 2024
- Messer Industries USA, Inc
- Neeraj Saxena
- C01 - INORGANIC CHEMISTRY
Information Patent Application
PROCESS AND APPARATUS FOR ACID REGENERATION
- Publication number 20230339752
- Publication date Oct 26, 2023
- Messer Industries USA, Inc
- Andrew Richardson
- C01 - INORGANIC CHEMISTRY
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
PLASMA WHIRL REACTOR APPARATUS AND METHODS OF USE
- Publication number 20140299459
- Publication date Oct 9, 2014
- Todd Foret
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PLASMA WHIRL REACTOR APPARATUS AND METHODS OF USE
- Publication number 20140299584
- Publication date Oct 9, 2014
- Todd Foret
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PLASMA WHIRL REACTOR APPARATUS AND METHODS OF USE
- Publication number 20130126485
- Publication date May 23, 2013
- Foret Plasma labs, LLC
- Todd Foret
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PLASMA WHIRL REACTOR APPARATUS AND METHODS OF USE
- Publication number 20130126332
- Publication date May 23, 2013
- Foret Plasma labs, LLC
- Todd Foret
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR PRODUCING SULFURIC ACID
- Publication number 20100254889
- Publication date Oct 7, 2010
- BASF SE
- Thomas Bogenstätter
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Process for producing steam and/or power from oil residues with hig...
- Publication number 20100126395
- Publication date May 27, 2010
- Richard Gauthier
- F22 - STEAM GENERATION
Information Patent Application
PLASMA WHIRL REACTOR APPARATUS AND METHODS OF USE
- Publication number 20100044477
- Publication date Feb 25, 2010
- Foret Plasma labs, LLC
- Todd Foret
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
PLASMA WHIRL REACTOR APPARATUS AND METHODS OF USE
- Publication number 20100044483
- Publication date Feb 25, 2010
- Foret Plasma labs, LLC
- Todd Foret
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
DECOMPOSITION OF SPENT SULFURIC ACID USING OXYGEN
- Publication number 20090317321
- Publication date Dec 24, 2009
- James Patrick Meagher
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Process for treating acid gas in staged furnaces with inter-stage h...
- Publication number 20090226353
- Publication date Sep 10, 2009
- E.I. du Pont de Nemours and Company
- Zeru Berhane Tekie
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Process for producing steam and/or power from oil residues
- Publication number 20080213149
- Publication date Sep 4, 2008
- Richard Gauthier
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
Method for purifying spent acid
- Publication number 20050010064
- Publication date Jan 13, 2005
- Richard Wai-Chun Liu
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for removing tar from spent acid
- Publication number 20040210095
- Publication date Oct 21, 2004
- Rhodia Inc.
- Richard Wai-Chun Liu
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Plasma whirl reactor apparatus and methods of use
- Publication number 20030024806
- Publication date Feb 6, 2003
- Todd L. Foret
- C01 - INORGANIC CHEMISTRY

Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for preparing electronic grade sulfuric acid from waste sulf...

Process for the production of sulfur trioxide

Plasma whirl reactor apparatus and methods of use

Plasma whirl reactor apparatus and methods of use

Plasma whirl reactor apparatus and methods of use

Plasma whirl reactor apparatus and methods of use

Plasma whirl reactor apparatus and methods of use

Plasma whirl reactor apparatus and methods of use

Process for treating acid gas in staged furnaces with inter-stage h...

Plasma whirl reactor apparatus and methods of use

Method for regenerating a residual substance that contains sulfur a...

Method for purifying spent acid

Process for removing tar from spent acid

Process for generating recoverable sulfur containing compounds from...

Method for recovering sulfuric acid from sulfate salts

Regeneration of sulfuric acid from sulfate by-products of 2-hydoxy-...

Cofiring biosolids in a spent sulfuric acid regeneration facility

Treatment of liquid waste material

Process for recycling waste sulfuric acid

Process for purifying impure sulphuric acid

Regeneration of sulfuric acid from sulfate by-products of 2-hydroxy...

Process for removing sulfur oxides from a gas stream

Spent alkylation acid treatment process

Waste acid recovery process

Treatment of waste material

Treatment of contaminated phosphoric acid to recover usable acid th...

Process and apparatus for reclaiming sulfur-containing waste materials

Process for the recovery of ammonia and sulphur dioxide from a cont...

Production of sulfur dioxide from waste sulfuric acid

Working up spent sulphuric acid simultaneously with sulphate salts

Patents Applicationslast 30 patents

PROCESS AND REDOX FURNACE FOR ACID REGENERATION

PROCESS AND APPARATUS FOR ACID REGENERATION

METHOD FOR PREPARING ELECTRONIC GRADE SULFURIC ACID FROM WASTE SULF...

PLASMA WHIRL REACTOR APPARATUS AND METHODS OF USE

PLASMA WHIRL REACTOR APPARATUS AND METHODS OF USE

PLASMA WHIRL REACTOR APPARATUS AND METHODS OF USE

PLASMA WHIRL REACTOR APPARATUS AND METHODS OF USE

METHOD FOR PRODUCING SULFURIC ACID

Process for producing steam and/or power from oil residues with hig...

PLASMA WHIRL REACTOR APPARATUS AND METHODS OF USE

PLASMA WHIRL REACTOR APPARATUS AND METHODS OF USE

DECOMPOSITION OF SPENT SULFURIC ACID USING OXYGEN

Process for treating acid gas in staged furnaces with inter-stage h...

Process for producing steam and/or power from oil residues

Method for purifying spent acid

Process for removing tar from spent acid

Plasma whirl reactor apparatus and methods of use