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Harry Hutchinson Holton
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Beloeil, CA
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last 30 patents
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Patent Grant
Delignification of lignocellulosic material with a soda pulping liq...
Patent number
4,036,680
Issue date
Jul 19, 1977
Canadian Industries, Ltd.
Harry Hutchinson Holton
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Delignification of lignocellulosic material with an alkaline pulpin...
Patent number
4,036,681
Issue date
Jul 19, 1977
Canadian Industries, Ltd.
Harry Hutchinson Holton
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Delignification of lignocellulosic material with an alkaline liquor...
Patent number
4,012,280
Issue date
Mar 15, 1977
Canadian Industries, Ltd.
Harry Hutchinson Holton
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE