Hiromasa Nakashima

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Tajimi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Filter cloth washing device for filter press
- Patent number 4,173,535
- Issue date Nov 6, 1979
- NGK Insulators, Ltd.
- Hiromasa Nakashima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Sludge supplying device for filter press
- Patent number 4,140,636
- Issue date Feb 20, 1979
- NGK Insulators Ltd.
- Hiromasa Nakashima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL