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Activation of zeolites
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Patent number 5,271,920
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Issue date Dec 21, 1993
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Mobil Oil Corporation
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Clarence D. Chang
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Activation of zeolites
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Patent number 4,943,545
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Issue date Jul 24, 1990
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Mobil Oil Corporation
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Clarence D. Chang
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Catalytic process for dewaxing
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Patent number 4,668,377
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Issue date May 26, 1987
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Mobil Oil Corporation
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Nai Y. Chen
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Production of phenol
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Patent number 4,490,565
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Issue date Dec 25, 1984
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Mobil Oil Corporation
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Clarence D. Chang
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C07 - ORGANIC CHEMISTRY
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Production of phenol
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Patent number 4,490,566
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Issue date Dec 25, 1984
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Mobil Oil Corporation
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Clarence D. Chang
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C07 - ORGANIC CHEMISTRY