Nikka Chemical Industry Co., Ltd.

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Fukui, JP

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Patents Grantslast 30 patents

Information Patent Grant
Heat-sensitive recording material
- Patent number 4,608,580
- Issue date Aug 26, 1986
- Nikka Chemical Industry Company Ltd.
- Fukuji Ikeda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Condensation product and use thereof as dispersant for pitch in wat...
- Patent number 4,565,546
- Issue date Jan 21, 1986
- Nikka Chemical Industry Co.
- Osamu Ohzeki
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Pitch-containing composition
- Patent number 4,539,012
- Issue date Sep 3, 1985
- Nikka Chemical Industry Co., Ltd.
- Osamu Ohzeki
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for the preparation of pitch-in-water slurry
- Patent number 4,537,600
- Issue date Aug 27, 1985
- Chiyoda Chem. Engineering & Constr. Co.
- Hiroto Tajima
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...