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Treatment of water-containing coal
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Patent number 4,309,192
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Issue date Jan 5, 1982
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Mitsui Mining Co. Ltd.
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Isao Kubo
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Preparation of carbonaceous products
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Patent number 4,210,517
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Issue date Jul 1, 1980
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Mitsui Mining Co. Ltd.
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Hisashi Murakami
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Process for liquefying coal
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Patent number 4,111,786
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Issue date Sep 5, 1978
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Mitsui Coke Co., Ltd.
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Hidehiko Sugimura
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Process for manufacturing needle coke
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Patent number 4,029,749
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Issue date Jun 14, 1977
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Mitsui Coke Co. Ltd.
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Hisashi Murakami
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...