Zenji Matsumoto

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Izumi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Activated carbon for recovery of gold
- Patent number 5,019,162
- Issue date May 28, 1991
- Takeda Chemical Industries, Ltd.
- Masayuki Suzuki
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Apparatus for regeneration of wet spent active carbon
- Patent number 4,221,560
- Issue date Sep 9, 1980
- JGC Corporation
- Hideji Idei
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Apparatus for regeneration of spent active carbon
- Patent number 4,120,644
- Issue date Oct 17, 1978
- JGC Corporation
- Kouichi Numasaki
- C01 - INORGANIC CHEMISTRY