Tomio Kawaguchi

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Funabashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst for hydrotreating hydrocarbons
- Patent number 4,997,801
- Issue date Mar 5, 1991
- Sumitomo Metal Mining Company Limited
- Yukuaki Mitarai
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalysts for hydrotreating hydrocarbons and methods of preparing t...
- Patent number 4,992,403
- Issue date Feb 12, 1991
- Sumitomo Metal Mining Company Limited
- Yasuhito Takahashi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL