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Continuous catalyst unloading device
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Patent number 4,327,055
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Issue date Apr 27, 1982
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Exxon Research and Engineering Co.
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Edward C. Luckenbach
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Open shroud trickle valve
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Patent number 4,074,691
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Issue date Feb 21, 1978
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Exxon Research & Engineering Co.
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Edward C. Luckenbach
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Catalytic hydrocarbon conversion apparatus
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Patent number 3,996,013
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Issue date Dec 7, 1976
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Exxon Research and Engineering Company
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Edward C. Luckenbach
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Catalyst regeneration apparatus
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Patent number 3,958,953
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Issue date May 25, 1976
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Exxon Research and Engineering Company
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Edward C. Luckenbach
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL