Kihachiro Igarashi

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Removal of nitrogen oxides and sulfur oxides by ammonia
- Patent number 4,288,420
- Issue date Sep 8, 1981
- Electric Power Development Co. Ltd.
- Hayami Ito
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL