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Diurea grease composition
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Patent number 5,145,591
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Issue date Sep 8, 1992
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Nippon Oil Co., Ltd.
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Hirotugu Kinoshita
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Urea-urethane grease composition
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Patent number 4,915,860
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Issue date Apr 10, 1990
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Nippon Oil Co., Ltd.
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Hirotugu Kinoshita
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Diurea grease composition
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Patent number 4,780,231
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Issue date Oct 25, 1988
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Nippon Oil Co., Ltd.
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Hirotugu Kinoshita
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...