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Polar solvent dedusting
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Patent number 4,670,104
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Issue date Jun 2, 1987
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Standard Oil Company (Indiana)
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James L. Taylor
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Shale oil explosives
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Patent number 4,475,965
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Issue date Oct 9, 1984
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Standard Oil Company (Indiana)
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Earl D. York
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C06 - EXPLOSIVES MATCHES
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Spent oil shale compositions and use
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Patent number 4,375,985
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Issue date Mar 8, 1983
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Standard Oil Co. (Indiana)
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Maurice Guillaud
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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In situ retorting of oil shale
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Patent number 4,353,418
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Issue date Oct 12, 1982
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Standard Oil Company (Indiana)
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Gerald B. Hoekstra
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E21 - EARTH DRILLING MINING