Toshio Kanai

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Yokohama, JP

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Patents Grantslast 30 patents

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
Gas sparging method
- Patent number 4,368,060
- Issue date Jan 11, 1983
- Chiyoda Chemical Engineering and Construction Co., Ltd.
- Hiroshi Yanagiako
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Gas-liquid contacting apparatus
- Patent number 4,229,417
- Issue date Oct 21, 1980
- Chiyoda Chemical Engineering & Construction Co., Ltd.
- Toshio Kanai
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Gas-liquid contacting method
- Patent number 4,156,712
- Issue date May 29, 1979
- Chiyada Chemical Engineering & Construction Co., Ltd.
- Toshio Kanai
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL