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Naphthenic acid amides
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Patent number 4,935,542
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Issue date Jun 19, 1990
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Nalco Chemical Company
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Sam Ferguson
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C07 - ORGANIC CHEMISTRY
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naphthenic acid amides
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Patent number 4,827,033
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Issue date May 2, 1989
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Nalco Chemical Company
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Sam Ferguson
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C07 - ORGANIC CHEMISTRY
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Upgrading heavy gas oils
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Patent number 4,589,979
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Issue date May 20, 1986
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Nalco Chemical Company
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Sam Ferguson
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...