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Method for purifying biodiesel fuel
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Patent number 8,062,391
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Issue date Nov 22, 2011
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Kagoshima University
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Hirokazu Takanashi
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Device for purifying fuel
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Patent number 5,236,670
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Issue date Aug 17, 1993
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Yamada Kohsan Co., Ltd.
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Yosihiro Iwata
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Hydrodesulphurization of hydrocracked pitch
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Patent number 4,545,879
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Issue date Oct 8, 1985
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Her Majesty the Queen in right of Canada, as represented by the Minister of N...
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Jeffrey K. S. Wan
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Coal beneficiation process
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Patent number 4,412,842
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Issue date Nov 1, 1983
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Cottell; Eric Charles
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Charles W. Klayer
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Coal and oil shale beneficiation process
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Patent number 4,408,999
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Issue date Oct 11, 1983
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Exxon Research and Engineering Co.
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Ramachandra A. Nadkarni
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Production of fuel
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Patent number 4,377,391
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Issue date Mar 22, 1983
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Eric C. Cottell
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Coal composition
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Patent number 4,377,392
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Issue date Mar 22, 1983
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CNG Research Company
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Lester G. Massey
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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3779722
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Patent number 3,779,722
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Issue date Dec 18, 1973
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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3752656
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Patent number 3,752,656
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Issue date Aug 14, 1973
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C01 - INORGANIC CHEMISTRY
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3689233
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Patent number 3,689,233
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Issue date Sep 5, 1972
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...