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Methods for adding value to heavy oil
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Patent number 6,059,957
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Issue date May 9, 2000
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Texaco Inc.
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Motasimur Rashid Khan
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Partial oxidation of low rank coal
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Patent number 5,423,894
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Issue date Jun 13, 1995
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Texaco Inc.
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Edward T. Child
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Disposal of sewage sludge
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Patent number 5,188,739
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Issue date Feb 23, 1993
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Texaco Inc.
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Motasimur R. Khan
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Treatment of sewage sludge
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Patent number 5,188,741
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Issue date Feb 23, 1993
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Texaco Inc.
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Richard B. Zang
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE