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Electrolytic reduction cells
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Patent number 4,505,796
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Issue date Mar 19, 1985
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Alcan International Limited
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Jean-Paul R. Huni
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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Carbothermic production of aluminium
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Patent number 4,261,736
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Issue date Apr 14, 1981
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Alcan Research and Development Limited
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Ernest W. Dewing
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Carbothermic production of aluminium
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Patent number 4,224,059
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Issue date Sep 23, 1980
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Alcan Research and Development Limited
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Raman R. Sood
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Apparatus for the production of aluminium
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Patent number 4,213,599
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Issue date Jul 22, 1980
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Alcan Research and Development Limited
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Ernest W. Dewing
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Calcination of coke
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Patent number 4,022,569
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Issue date May 10, 1977
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Alcan Research and Development Limited
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Frank John Farago
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Pyroscrubber
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Patent number 4,012,202
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Issue date Mar 15, 1977
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Alcan Research and Development Limited
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Henry James Byrne
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Method of calcining coke in a rotary kiln
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Patent number 3,966,560
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Issue date Jun 29, 1976
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Alcan Research and Development Limited
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Frank John Farago
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...