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Relief system
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Patent number 4,476,097
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Issue date Oct 9, 1984
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Phillips Petroleum Co.
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Joe Van Pool
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C07 - ORGANIC CHEMISTRY
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Relief system
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Patent number 4,409,420
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Issue date Oct 11, 1983
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Phillips Petroleum Company
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Joe Van Pool
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C07 - ORGANIC CHEMISTRY
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Purification of hydrocarbons
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Patent number 4,224,283
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Issue date Sep 23, 1980
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Phillips Petroleum Company
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Mack F. Potts
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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