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C01B17/902

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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

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C01B17/902by dialysis

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Patents Grantslast 30 patents

Information Patent Grant
Fractionation of a waste liquor stream from nanocrystalline cellulo...
- Patent number 8,709,203
- Issue date Apr 29, 2014
- FPInnovations
- Naceur Jemaa
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Acid tolerant polymeric membrane and process for the recovery of ac...
- Patent number 7,997,426
- Issue date Aug 16, 2011
- ExxonMobil Research and Engineering Company
- Bhupender S. Minhas
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Acid tolerant polymeric membrane and process for the recovery of ac...
- Patent number 7,837,880
- Issue date Nov 23, 2010
- ExxonMobil Research and Engineering Company
- Bhupender S. Minhas
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Recovery of sulphuric acid
- Patent number 7,442,359
- Issue date Oct 28, 2008
- Nederlandse Organisatie voor Toegepast-Natuurwetenschappelijk Onderzoek TNO
- Johannes Wouterus Van Groenestijn
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for reclaiming metal sulfate-containing waste sulfuric acid
- Patent number 6,337,061
- Issue date Jan 8, 2002
- Nittetsu Mining Co., Ltd.
- Nobuyoshi Iyatomi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method and apparatus for recovering acid and metal salts from prick...
- Patent number 5,562,828
- Issue date Oct 8, 1996
- Douglas R. Olsen
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process and apparatus for purification of contaminated acids
- Patent number 5,547,579
- Issue date Aug 20, 1996
- Eco-Tec Limited
- Craig J. Brown
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for separating and recovering an acid
- Patent number 5,300,228
- Issue date Apr 5, 1994
- Asahi Glass Company Ltd.
- Yoshio Sugaya
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for purification of acids from materials comprising acid and...
- Patent number 5,162,076
- Issue date Nov 10, 1992
- Allied-Signal Inc.
- Yu-Chih Chiao
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for treating zinc-containing sulfate solution
- Patent number 5,084,180
- Issue date Jan 28, 1992
- Cominco Ltd.
- Daniel A. D. Boateng
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Membrane process for acid recovery
- Patent number 5,064,538
- Issue date Nov 12, 1991
- Cominco Ltd.
- Daniel A. D. Boeteng
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method and apparatus for recovering an acid from an acid-containing...
- Patent number 5,062,960
- Issue date Nov 5, 1991
- Asahi Glass Company, Ltd.
- Yoshiharu Aoki
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for purifying sulfuric acid solutions
- Patent number 5,015,458
- Issue date May 14, 1991
- GTE Products Corporation
- Clarence D. Vanderpool
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method and apparatus for recovering sulfuric acid from a titanium s...
- Patent number 4,954,262
- Issue date Sep 4, 1990
- Asahi Glass Company Ltd.
- Yoshiharu Aoki
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for recovery of waste H.sub.2 SO.sub.4 and HCl
- Patent number 4,210,502
- Issue date Jul 1, 1980
- Solex Research Corporation of Japan
- Morio Watanabe
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for recovery of waste H.sub.2 SO.sub.4 and HCl
- Patent number 4,177,119
- Issue date Dec 4, 1979
- Solex Research Corporation
- Morio Watanabe
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for recovery of waste H.sub.2 SO.sub.4 and HCl
- Patent number 4,113,588
- Issue date Sep 12, 1978
- Solex Research Corporation of Japan
- Morio Watanabe
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
3262868
- Patent number 3,262,868
- Issue date Jul 26, 1966
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
3124520
- Patent number 3,124,520
- Issue date Mar 10, 1964
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Patents Applicationslast 30 patents

Information Patent Application
FRACTIONATION OF A WASTE LIQUOR STREAM FROM NANOCRYSTALLINE CELLULO...
- Publication number 20120211184
- Publication date Aug 23, 2012
- Fpinnovations
- Naceur Jemaa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RECOVERY OF SULPHURIC ACID
- Publication number 20080025911
- Publication date Jan 31, 2008
- Nederlandse Organisatie voor toegepast- natuurwetenschappelijk Onderzoek TNO
- Johannes Wouterus van Groenestijn
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Acid tolerant polymeric membrane and process for the recovery of ac...
- Publication number 20070272614
- Publication date Nov 29, 2007
- Bhupender S. Minhas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Acid tolerant polymeric membrane and process for the recovery of ac...
- Publication number 20070272613
- Publication date Nov 29, 2007
- Bhupender S. Minhas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Acid tolerant polymeric membrane and process for the recovery of ac...
- Publication number 20050173345
- Publication date Aug 11, 2005
- Bhupender S. Minhas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Process for the recovery of sulfuric acid using polymeric membranes
- Publication number 20040222157
- Publication date Nov 11, 2004
- Bhupender S. Minhas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

by dialysis

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Fractionation of a waste liquor stream from nanocrystalline cellulo...

Acid tolerant polymeric membrane and process for the recovery of ac...

Acid tolerant polymeric membrane and process for the recovery of ac...

Recovery of sulphuric acid

Method for reclaiming metal sulfate-containing waste sulfuric acid

Method and apparatus for recovering acid and metal salts from prick...

Process and apparatus for purification of contaminated acids

Method for separating and recovering an acid

Method for purification of acids from materials comprising acid and...

Method for treating zinc-containing sulfate solution

Membrane process for acid recovery

Method and apparatus for recovering an acid from an acid-containing...

Method for purifying sulfuric acid solutions

Method and apparatus for recovering sulfuric acid from a titanium s...

Process for recovery of waste H.sub.2 SO.sub.4 and HCl

Process for recovery of waste H.sub.2 SO.sub.4 and HCl

Process for recovery of waste H.sub.2 SO.sub.4 and HCl

3262868

3124520

Patents Applicationslast 30 patents

FRACTIONATION OF A WASTE LIQUOR STREAM FROM NANOCRYSTALLINE CELLULO...

RECOVERY OF SULPHURIC ACID

Acid tolerant polymeric membrane and process for the recovery of ac...

Acid tolerant polymeric membrane and process for the recovery of ac...

Acid tolerant polymeric membrane and process for the recovery of ac...

Process for the recovery of sulfuric acid using polymeric membranes