Masahiro Sakata

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for recovering calcium fluoride from fluoroetchant
- Patent number 5,382,423
- Issue date Jan 17, 1995
- Hitachi Plant Engineering and Construction Co., Ltd.
- Tadahiro Ohmi
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for recovering calcium fluoride from fluoroetchant
- Patent number 5,362,461
- Issue date Nov 8, 1994
- Kurita Water Industries, Ltd.
- Tadahiro Ohmi
- C01 - INORGANIC CHEMISTRY