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Polymer-based porous foam
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Patent number 5,916,928
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Issue date Jun 29, 1999
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Ferris Corporation
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Robert W. Sessions
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Manufacture of polymeric foam
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Patent number 5,393,361
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Issue date Feb 28, 1995
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Unifoam AG
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Gerd Bareuter
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Foamable foil and method of making same
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Patent number 5,128,201
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Issue date Jul 7, 1992
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Schreiner Luchtvaart Groep B.V.
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Johan A. Brambach
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Production of foamed polymer structures
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Patent number 4,897,432
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Issue date Jan 30, 1990
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Ethyl Corporation
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Raymond Lee
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Sound absorption in foam core panels
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Patent number 4,863,791
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Issue date Sep 5, 1989
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United Technologies Automotive, Inc.
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Raymond G. Steward
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Production of foamed polymer structures
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Patent number 4,804,504
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Issue date Feb 14, 1989
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Ethyl Corporation
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Raymond Lee
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Ornamented tile surface covering
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Patent number 4,791,015
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Issue date Dec 13, 1988
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Armstrong World Industries, Inc.
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Stephen E. Becker
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Flat composite board
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Patent number 4,657,798
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Issue date Apr 14, 1987
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Jacques M. Guilhem
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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