Yoshio Fukui

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Fujisawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of naphthalene carboxylic acids
- Patent number 5,055,612
- Issue date Oct 8, 1991
- NKK Corporation
- Yakudo Tachibana
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of separating 2,6-diisopropylnaphthalene from a mixture cont...
- Patent number 4,992,622
- Issue date Feb 12, 1991
- Chiyoda Corporation
- Yoshimi Shiroto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of 2,6-diisopropylnaphthalene
- Patent number 4,950,824
- Issue date Aug 21, 1990
- Chiyoda Corporation
- Yoshimi Shiroto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for hydrotreating heavy hydrocarbon oil
- Patent number 4,191,636
- Issue date Mar 4, 1980
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Yoshio Fukui
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Two-step hydrodesulfurization of heavy hydrocarbon oil
- Patent number 4,166,026
- Issue date Aug 28, 1979
- Chiyoda Chemical Engineering & Construction Co., Ltd.
- Yoshio Fukui
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL