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Delayed coking with refinery caustic
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Patent number 5,258,115
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Issue date Nov 2, 1993
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Mobil Oil Corporation
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Roland H. Heck
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Delayed coking
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Patent number 5,200,061
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Issue date Apr 6, 1993
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Mobil Oil Corporation
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Salvatore T. M. Viscontini
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Process of used lubricant oil recycling
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Patent number 5,143,597
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Issue date Sep 1, 1992
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Mobil Oil Corporation
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Steven W. Sparks
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...