Hiroshi Yanagiako

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Yokohama, JP

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Patents Grantslast 30 patents

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