Digestion

Industry

CPC
C01F7/062

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Parent Industries

CCHEMISTRY METALLURGY C01Inorganic chemistry C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS C01F7/00Compounds of aluminium

Current Industry

C01F7/062Digestion

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method of reducing scale in the bayer process
- Patent number 10,066,124
- Issue date Sep 4, 2018
- Cytec Industrial Inc.
- Douglas A Cywar
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Bayer process for production of alumina trihydrate by alkaline dige...
- Patent number 7,704,471
- Issue date Apr 27, 2010
- Aluminium Pechiney
- Eric Tizon
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for attacking bauxite enhancing filterability of sludge in a...
- Patent number 7,658,896
- Issue date Feb 9, 2010
- Pechiney Rhenalu
- Nicolas Mugnier
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Solubilisation of carbonates by recycling condensates during digest...
- Patent number 7,217,408
- Issue date May 15, 2007
- Aluminium Pechiney
- Odissefs Keramidas
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Continuous process and apparatus for the efficient conversion of in...
- Patent number 6,903,040
- Issue date Jun 7, 2005
- Akzo Nobel NV
- Dennis Stamires
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Bauxite ore digestion in the bayer process
- Patent number 6,555,076
- Issue date Apr 29, 2003
- Gea Kestner
- Bernard Droy
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for treating bauxite in which a desilication product and an...
- Patent number 6,528,028
- Issue date Mar 4, 2003
- Showa Denko K.K.
- Yoshiyuki Takenaka
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for removing reactive silica from a bayer process feedstock
- Patent number 6,309,615
- Issue date Oct 30, 2001
- Comalco Aluminum Limited
- Michael John Hollitt
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for producing aluminum hydroxide from alumina-containing ore
- Patent number 6,299,846
- Issue date Oct 9, 2001
- Sumitomo Chemical Company, Limited
- Takuo Harato
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for processing bauxite rich in alumina monohydrate
- Patent number 6,296,818
- Issue date Oct 2, 2001
- Aluminium Pechiney
- Jean-Michel Lamerant
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the production of aluminum hydroxide from bauxite
- Patent number 5,869,020
- Issue date Feb 9, 1999
- Shell Internationale Research Maatschappij B.V.
- Albert Rijkeboer
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of treating alumina trihydrate containing bauxite of low rea...
- Patent number 5,653,947
- Issue date Aug 5, 1997
- Aluminium Pechiney
- Jean Michel Lamerant
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for removing iron in sodium aluminate liquors obtained from...
- Patent number 5,628,972
- Issue date May 13, 1997
- Aluminium Pechiney
- Jean Deville
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for production of aluminum hydroxide from ore containing al...
- Patent number 5,545,384
- Issue date Aug 13, 1996
- Sumitomo Chemical Co., Ltd.
- Takuo Harato
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for producing alumina
- Patent number 5,122,349
- Issue date Jun 16, 1992
- Aluminiumipari Troszt
- Gyorgy Banvolgyi
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for producing alumina from bauxite
- Patent number 4,994,244
- Issue date Feb 19, 1991
- Alcan International Limited
- George D. Fulford
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Alumina from high silica bauxite
- Patent number 4,661,328
- Issue date Apr 28, 1987
- Aluminum Company of America
- Donald K. Grubbs
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Production of alumina from gibbsite-bearing bauxite of low reactive...
- Patent number 4,650,653
- Issue date Mar 17, 1987
- Aluminium Pechiney
- Jean Lepetit
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the continuous production of alumina from bauxites cont...
- Patent number 4,647,439
- Issue date Mar 3, 1987
- Aluminium Pechiney
- Jean Lepetit
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Parallel purification of alumina with physical pretreatment
- Patent number 4,614,641
- Issue date Sep 30, 1986
- Aluminum Company of America
- Donald K. Grubbs
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Double digestion system to reduce formation of ferrous iron
- Patent number 4,446,117
- Issue date May 1, 1984
- Alumina Development Corporation
- James W. McDaniel
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for extracting alumina from aluminous ores
- Patent number 4,426,363
- Issue date Jan 17, 1984
- Sumitomo Aluminium Smelting Company, Ltd.
- Koichi Yamada
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Extraction and production of alumina containing less than 0.03 perc...
- Patent number 4,324,769
- Issue date Apr 13, 1982
- Alumina Development Corporation
- James W. McDaniel
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Bauxite digestion by caustic alkali with improved heat transfer in...
- Patent number 4,145,398
- Issue date Mar 20, 1979
- Vereinigte Aluminium-Werke A.G.
- Ludolf Plass
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Arrangement for changing the temperature of fluids which form incru...
- Patent number 4,144,934
- Issue date Mar 20, 1979
- Vereinigte Aluminium-Werke A.G.
- Fritz Kampf
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for extracting alumina from alumina-containing ores
- Patent number 4,128,618
- Issue date Dec 5, 1978
- Sumitomo Aluminium Smelting Company, Ltd.
- Koichi Yamada
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method and arrangement for changing the temperature of fluids which...
- Patent number 4,055,218
- Issue date Oct 25, 1977
- Vereinigte Aluminum-Werke Aktiengesellschaft
- Fritz Kampf
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for extracting alumina from alumna-containing ores
- Patent number 3,997,650
- Issue date Dec 14, 1976
- Sumitomo Chemical Company, Limited
- Koichi Yamada
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
3868442
- Patent number 3,868,442
- Issue date Feb 25, 1975
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3753776
- Patent number 3,753,776
- Issue date Aug 21, 1973
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
The bayer process for production of alumina trihydrate by alkaline...
- Publication number 20070178041
- Publication date Aug 2, 2007
- Eric Tizon
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Method for attacking bauxite enhancing filterability of sludge in a...
- Publication number 20060051268
- Publication date Mar 9, 2006
- Nicolas Mugnier
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Continuous process and apparatus for the efficient conversion of in...
- Publication number 20050250642
- Publication date Nov 10, 2005
- Dennis Stamires
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Solubilisation of carbonates by recycling condensates during digest...
- Publication number 20050123460
- Publication date Jun 9, 2005
- Odissefs Keramidas
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Continuous process and apparatus for the efficient conversion of in...
- Publication number 20030003035
- Publication date Jan 2, 2003
- Dennis Stamires
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Process for treating bauxiter
- Publication number 20010028870
- Publication date Oct 11, 2001
- Yoshiyuki Takenaka
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PROCESSING BAUXITE RICH IN ALUMINA MONOHYDRATE
- Publication number 20010012498
- Publication date Aug 9, 2001
- JEAN-MICHEL LAMERANT
- C01 - INORGANIC CHEMISTRY

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method of reducing scale in the bayer process

Bayer process for production of alumina trihydrate by alkaline dige...

Method for attacking bauxite enhancing filterability of sludge in a...

Solubilisation of carbonates by recycling condensates during digest...

Continuous process and apparatus for the efficient conversion of in...

Bauxite ore digestion in the bayer process

Process for treating bauxite in which a desilication product and an...

Process for removing reactive silica from a bayer process feedstock

Process for producing aluminum hydroxide from alumina-containing ore

Method for processing bauxite rich in alumina monohydrate

Process for the production of aluminum hydroxide from bauxite

Method of treating alumina trihydrate containing bauxite of low rea...

Process for removing iron in sodium aluminate liquors obtained from...

Process for production of aluminum hydroxide from ore containing al...

Process for producing alumina

Process for producing alumina from bauxite

Alumina from high silica bauxite

Production of alumina from gibbsite-bearing bauxite of low reactive...

Process for the continuous production of alumina from bauxites cont...

Parallel purification of alumina with physical pretreatment

Double digestion system to reduce formation of ferrous iron

Process for extracting alumina from aluminous ores

Extraction and production of alumina containing less than 0.03 perc...

Bauxite digestion by caustic alkali with improved heat transfer in...

Arrangement for changing the temperature of fluids which form incru...

Process for extracting alumina from alumina-containing ores

Method and arrangement for changing the temperature of fluids which...

Process for extracting alumina from alumna-containing ores

3868442

3753776

Patents Applicationslast 30 patents

The bayer process for production of alumina trihydrate by alkaline...

Method for attacking bauxite enhancing filterability of sludge in a...

Continuous process and apparatus for the efficient conversion of in...

Solubilisation of carbonates by recycling condensates during digest...

Continuous process and apparatus for the efficient conversion of in...

Process for treating bauxiter

METHOD FOR PROCESSING BAUXITE RICH IN ALUMINA MONOHYDRATE