Conversion of foamed resinous buns into foamed billets having geo metrical crosssections

Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for making high compression structural foam

    • Patent number 5,846,462
    • Issue date Dec 8, 1998
    • Edward J. Thompson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Polymeric buns and method and apparatus for its manufacture

    • Patent number 4,605,683
    • Issue date Aug 12, 1986
    • Crest-Foam Corporation
    • Edwin Broslaw
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method and apparatus for the production of polymeric foam

    • Patent number 4,601,864
    • Issue date Jul 22, 1986
    • Unifoam AG
    • Nicholas C. Vreenegoor
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Production of foams

    • Patent number 4,567,008
    • Issue date Jan 28, 1986
    • Hyman International Limited
    • Anthony C. M. Griffiths
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for manufacturing webs of polymer foam and a product obta...

    • Patent number 4,559,003
    • Issue date Dec 17, 1985
    • Jean Poncet
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Production of polymeric foam

    • Patent number 4,530,807
    • Issue date Jul 23, 1985
    • Unifoam AG
    • Nicholas C. Vreenegoor
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method and apparatus for the continuous upward production of foamed...

    • Patent number 4,504,429
    • Issue date Mar 12, 1985
    • Hyman International Limited
    • Anthony C. M. Griffiths
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process for the continuous foaming of plastics

    • Patent number 4,492,664
    • Issue date Jan 8, 1985
    • Melle Bruno
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of and an installation for the continuous production of bloc...

    • Patent number 4,489,023
    • Issue date Dec 18, 1984
    • Maschinenfabrik Hennecke GmbH
    • Ferdinand Proksa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for continuously molding cylindrical blocks of foamed pol...

    • Patent number 4,363,610
    • Issue date Dec 14, 1982
    • Miller Foam Enterprises, Inc.
    • Bruce A. Murray
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method and apparatus for the preparation of foamed structures

    • Patent number 4,298,557
    • Issue date Nov 3, 1981
    • The Dow Chemical Company
    • Larry L. Bradford
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method for manufacturing flat top foam buns

    • Patent number 4,255,370
    • Issue date Mar 10, 1981
    • Science Union et Cie Societe Francaise de Recherche Med.
    • Charles W. Morgan
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Adjustable apparatus for producing a foam material

    • Patent number 4,177,028
    • Issue date Dec 4, 1979
    • Edge Saw Manufacturing Co.
    • James G. Dillard
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Centrifugal process for production of polyurethane foam

    • Patent number 4,158,032
    • Issue date Jun 12, 1979
    • Reeves Brothers, Inc.
    • Derk J. Boon
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for the continuous production of foam plastic blocks of r...

    • Patent number 4,108,585
    • Issue date Aug 22, 1978
    • Maschinenfabrik Hennecke GmbH
    • Ferdinand Proksa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process for the production of slabs or blocks of plastic foam

    • Patent number 4,096,220
    • Issue date Jun 20, 1978
    • Laader Berg
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of preparing honeycomb insulation structure

    • Patent number 4,088,723
    • Issue date May 9, 1978
    • Suntech, Inc.
    • Richard V. Norton
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Manufacture of polymeric foam

    • Patent number 4,074,960
    • Issue date Feb 21, 1978
    • Unifoam AG
    • Edward Dockray
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Continuous producton of expanded cellular material of circular cros...

    • Patent number 4,026,979
    • Issue date May 31, 1977
    • Policastilla, S/A
    • Severiano Palomares
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Continuous production of planar expanded polyurethane blocks

    • Patent number 3,984,195
    • Issue date Oct 5, 1976
    • Planiblock, S.A.
    • Bernardo del Carpio
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for continuously producing foamed material

    • Patent number 3,972,667
    • Issue date Aug 3, 1976
    • Textron, Inc.
    • Helmut G. Hanusa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Continuous production of polymeric foam

    • Patent number 3,965,228
    • Issue date Jun 22, 1976
    • Unifoam AG
    • Nicholas Cornelis Vreenegoor
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3906068

    • Patent number 3,906,068
    • Issue date Sep 16, 1975
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3887670

    • Patent number 3,887,670
    • Issue date Jun 3, 1975
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3875276

    • Patent number 3,875,276
    • Issue date Apr 1, 1975
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3870441

    • Patent number 3,870,441
    • Issue date Mar 11, 1975
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3840629

    • Patent number 3,840,629
    • Issue date Oct 8, 1974
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3812227

    • Patent number 3,812,227
    • Issue date May 21, 1974
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3786122

    • Patent number 3,786,122
    • Issue date Jan 15, 1974
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3768937

    • Patent number 3,768,937
    • Issue date Oct 30, 1973
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents