Sumitomo Aluminum Smelting Company, Limited

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Patents Grantslast 30 patents

Information Patent Grant
Sintered silicon carbide articles
- Patent number 4,994,417
- Issue date Feb 19, 1991
- Sumitomo Aluminum Smelting Company, Limited
- Koichi Yamada
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for the production of low density activated alumina formed...
- Patent number 4,444,899
- Issue date Apr 24, 1984
- Sumitomo Aluminum Smelting Company, Limited
- Koichi Yamada
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for the removal of organic substances from alkali metal alum...
- Patent number 4,215,094
- Issue date Jul 29, 1980
- Sumitomo Aluminum Smelting Company, Ltd.
- Jun-ichi Inao
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Continuous casting and cladding process and apparatus for producing...
- Patent number 4,213,558
- Issue date Jul 22, 1980
- Sumitomo Aluminum Smelting Company, Ltd.
- Koei Hirobe
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Continuous casting process and apparatus for production of metallic...
- Patent number 4,205,716
- Issue date Jun 3, 1980
- Sumitomo Aluminum Smelting Company, Ltd.
- Kou Nakahira
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Electrodes for aluminum reduction cells
- Patent number 4,173,518
- Issue date Nov 6, 1979
- Sumitomo Aluminum Smelting Company, Limited
- Koichi Yamada
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Squirrel-cage rotor
- Patent number 4,121,926
- Issue date Oct 24, 1978
- Sumitomo Aluminum Smelting Company, Limited
- Kazuhiko Ogawa
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of producing aluminum fluoride
- Patent number 4,041,137
- Issue date Aug 9, 1977
- Sumitomo Aluminum Smelting Company, Ltd.
- Tatsuo Abe
- C01 - INORGANIC CHEMISTRY

Sumitomo Aluminum Smelting Company, Limited

Organization

Patents Grantslast 30 patents

Sintered silicon carbide articles

Process for the production of low density activated alumina formed...

Method for the removal of organic substances from alkali metal alum...

Continuous casting and cladding process and apparatus for producing...

Continuous casting process and apparatus for production of metallic...

Electrodes for aluminum reduction cells

Squirrel-cage rotor

Method of producing aluminum fluoride