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Distillation plant
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Patent number 5,964,986
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Issue date Oct 12, 1999
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Sulzer Chemtech AG
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Albert Meili
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C01 - INORGANIC CHEMISTRY
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Ethane recovery system
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Patent number 4,851,020
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Issue date Jul 25, 1989
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McDermott International, Inc.
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George J. Montgomery
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C07 - ORGANIC CHEMISTRY
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Distillation apparatus
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Patent number 4,559,108
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Issue date Dec 17, 1985
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Polysar Limited
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David T. Ahlberg
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Multistage evaporator
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Patent number 4,379,734
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Issue date Apr 12, 1983
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FA. Maschinenfabrik Buckau R. Wolf AG
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Paul Franzen
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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3416318
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Patent number 3,416,318
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Issue date Dec 17, 1968
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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3248304
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Patent number 3,248,304
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Issue date Apr 26, 1966
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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3175962
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Patent number 3,175,962
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Issue date Mar 30, 1965
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F28 - HEAT EXCHANGE IN GENERAL
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3109782
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Patent number 3,109,782
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Issue date Nov 5, 1963
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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3099607
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Patent number 3,099,607
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Issue date Jul 30, 1963
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F28 - HEAT EXCHANGE IN GENERAL
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2979442
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Patent number 2,979,442
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Issue date Apr 11, 1961
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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2577090
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Patent number 2,577,090
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Issue date Dec 4, 1951
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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2324663
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Patent number 2,324,663
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Issue date Jul 20, 1943
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL