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Tower bottoms coke catching device
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Patent number 11,891,581
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Issue date Feb 6, 2024
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Marathon Petroleum Company LP
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Gregory A. Cantley
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Ascension pipe cover seat cleaner
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Patent number 4,369,095
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Issue date Jan 18, 1983
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Wilputte Corporation
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Rajagopala Venkataramani
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Ascension pipe cleaning apparatus
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Patent number 4,277,312
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Issue date Jul 7, 1981
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United States Steel Corporation
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James F. McKenna
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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3841977
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Patent number 3,841,977
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Issue date Oct 15, 1974
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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3480514
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Patent number 3,480,514
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Issue date Nov 25, 1969
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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3419163
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Patent number 3,419,163
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Issue date Dec 31, 1968
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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3400052
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Patent number 3,400,052
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Issue date Sep 3, 1968
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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3281880
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Patent number 3,281,880
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Issue date Nov 1, 1966
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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3196088
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Patent number 3,196,088
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Issue date Jul 20, 1965
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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3160573
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Patent number 3,160,573
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Issue date Dec 8, 1964
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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3049738
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Patent number 3,049,738
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Issue date Aug 21, 1962
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...