Yasuo Nishikawa

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Okayama, JA

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacture of catalyst used for reduction of nitrogen o...
- Patent number 4,096,096
- Issue date Jun 20, 1978
- Kyushu Refractories Co., Ltd.
- Yasuo Nishikawa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalyst for the reduction of nitrogen oxides and method for the pr...
- Patent number 4,093,561
- Issue date Jun 6, 1978
- Kyushu Refractories Co., Ltd.
- Yasuo Nishikawa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Alumina-chrome refractory composition
- Patent number 4,039,344
- Issue date Aug 2, 1977
- Kyushu Refractories Co., Ltd.
- Yasuo Nishikawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Catalyst for gasification of heavy hydrocarbons in fluidized bed
- Patent number 4,025,460
- Issue date May 24, 1977
- Kyushu Taika Renga Kabushiki Kaisha
- Mikio Ueda
- C01 - INORGANIC CHEMISTRY