TREA

Dandy rolls

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Industry

  • CPC
  • D21F1/46
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Parent Industries

DTEXTILES PAPER D21Papermaking D21FPAPER-MAKING MACHINES METHODS OF PRODUCING PAPER THEREON D21F1/00Wet end of machines for making continuous webs of paper

Current Industry

D21F1/46Dandy rolls
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Watermark sheet, apparatus, and document, and methods for providing...
    • Patent number 10,843,500
    • Issue date Nov 24, 2020
    • Crane & Co., Inc.
    • Manish Jain
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Printed document control with verified unique watermarks
    • Patent number 9,917,979
    • Issue date Mar 13, 2018
    • SonicWall Inc.
    • Samuel James Liddicott
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Printed document control with verified unique watermarks
    • Patent number 9,723,171
    • Issue date Aug 1, 2017
    • SonicWall Inc.
    • Samuel James Liddicott
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Diagonally joined cylindrical fabric and manufacturing method thereof
    • Patent number 7,029,555
    • Issue date Apr 18, 2006
    • Nippon Filcon Co., Ltd.
    • Hiroshi Yamanaka
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Paper comprising an embossed pattern, method for producing and clot...
    • Patent number 6,773,548
    • Issue date Aug 10, 2004
    • Thibierge et Comar
    • Emeric Thibierge
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Security paper and methods for production thereof
    • Patent number 6,582,556
    • Issue date Jun 24, 2003
    • Appleton Papers Inc.
    • Adam Vincent Missell
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Security paper
    • Patent number 6,531,032
    • Issue date Mar 11, 2003
    • Appleton Papers Inc.
    • Adam Vincent Missell
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Method for making security paper
    • Patent number 6,368,455
    • Issue date Apr 9, 2002
    • Appleton Papers Inc.
    • Adam Vincent Missell
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Dandy pan construction for reduced surface cracking
    • Patent number 6,277,245
    • Issue date Aug 21, 2001
    • Eastman Kodak Company
    • Gopal Alankar
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Dandy roll with a grid of diamond shapes
    • Patent number 5,932,071
    • Issue date Aug 3, 1999
    • The Mead Corporation
    • Richard C. Stielow
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Method of producing watermark paper
    • Patent number 5,766,416
    • Issue date Jun 16, 1998
    • Tokushu Paper Manufacturing Co., Ltd.
    • Kin-ya Hiyoshi
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Dandy roll having a twill weave wiremark and related method for pap...
    • Patent number 5,100,512
    • Issue date Mar 31, 1992
    • The Mead Corporation
    • James R. Waters
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Roller for machines in the paper-making industry
    • Patent number 4,619,737
    • Issue date Oct 28, 1986
    • Hermann Finckh Maschinenfabrik GmbH & Co.
    • Emil Holz
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Dandy roll for manufacturing paper having simulated oxford cloth wa...
    • Patent number 4,526,652
    • Issue date Jul 2, 1985
    • The Mead Corporation
    • James R. Waters
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Shearing means for penetrating pulp stock on Fourdrinier machine
    • Patent number 4,145,249
    • Issue date Mar 20, 1979
    • JWI Ltd.
    • Victor E. Hansen
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3829360
    • Patent number 3,829,360
    • Issue date Aug 13, 1974
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3599304
    • Patent number 3,599,304
    • Issue date Aug 17, 1971
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3579422
    • Patent number 3,579,422
    • Issue date May 18, 1971
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3577315
    • Patent number 3,577,315
    • Issue date May 4, 1971
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3549223
    • Patent number 3,549,223
    • Issue date Dec 22, 1970
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3487517
    • Patent number 3,487,517
    • Issue date Jan 6, 1970
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3488099
    • Patent number 3,488,099
    • Issue date Jan 6, 1970
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3445905
    • Patent number 3,445,905
    • Issue date May 27, 1969
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3445332
    • Patent number 3,445,332
    • Issue date May 20, 1969
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3305439
    • Patent number 3,305,439
    • Issue date Feb 21, 1967
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3021590
    • Patent number 3,021,590
    • Issue date Feb 20, 1962
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    2998846
    • Patent number 2,998,846
    • Issue date Sep 5, 1961
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    2947356
    • Patent number 2,947,356
    • Issue date Aug 2, 1960
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    2633779
    • Patent number 2,633,779
    • Issue date Apr 7, 1953
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    2335831
    • Patent number 2,335,831
    • Issue date Nov 30, 1943
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents