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High production chill roll
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Patent number 6,257,321
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Issue date Jul 10, 2001
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International Paper Company
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Carter H. Watson
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F28 - HEAT EXCHANGE IN GENERAL
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High production chill roll
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Patent number 5,983,993
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Issue date Nov 16, 1999
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International Paper Company
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Carter H. Watson
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F28 - HEAT EXCHANGE IN GENERAL
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Composite polyethylene barrier structure
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Patent number 4,948,640
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Issue date Aug 14, 1990
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International Paper Company
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Charles E. Gibbons
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Paper-board laminate
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Patent number 3,972,467
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Issue date Aug 3, 1976
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International Paper Company
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Allan A. Whillock
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE