Sumiyo Yamane

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Yamanashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for reducing dissolved oxygen
- Patent number 5,766,321
- Issue date Jun 16, 1998
- Nippon Sanso Corporation
- Yoshio Ishihara
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE