Kenkichi Izumi

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Mito, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for removing foreign matters
- Patent number 4,597,871
- Issue date Jul 1, 1986
- Hitachi, Ltd.
- Isao Okouchi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Condenser
- Patent number 4,592,419
- Issue date Jun 3, 1986
- Hitachi, Ltd.
- Keizo Ishida
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Apparatus for removing foreign matters from condenser cooling water
- Patent number 4,543,188
- Issue date Sep 24, 1985
- Hitachi, Ltd.
- Isao Okouchi
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Apparatus for high temperature electrodialysis
- Patent number 4,351,715
- Issue date Sep 28, 1982
- Hitachi, Ltd.
- Harumi Matsuzaki
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for high temperature electrodialysis
- Patent number 4,311,575
- Issue date Jan 19, 1982
- Hitachi, Ltd.
- Harumi Matsuzaki
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and apparatus for crystallization of solution containing salts
- Patent number 4,245,998
- Issue date Jan 20, 1981
- Hitachi, Ltd.
- Isao Okouchi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL