Shigemi Nagayoshi

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Hikari, JP

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Patents Grantslast 30 patents

Information Patent Grant
Treatment of water-containing coal
- Patent number 4,309,192
- Issue date Jan 5, 1982
- Mitsui Mining Co. Ltd.
- Isao Kubo
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...