TREA

Falling curtain method

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Industry

  • CPC
  • D21H5/0045
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Parent Industries

DTEXTILES PAPER D21Papermaking D21HPULP COMPOSITIONS PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D IMPREGNATING OR COATING OF PAPER TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G PAPER NOT OTHERWISE PROVIDED FOR D21H5/00Special paper or cardboard not otherwise provided for

Current Industry

D21H5/0045Falling curtain method
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Coating method
    • Patent number 4,975,304
    • Issue date Dec 4, 1990
    • Fuji Photo Film Co., Ltd.
    • Sei Kawahara
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    High speed extrusion coating with ethylene copolymers
    • Patent number 4,767,485
    • Issue date Aug 30, 1988
    • Exxon Research and Engineering Co.
    • Dirk J. M. Michiels
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process for coating webs with polyethylene
    • Patent number 4,407,690
    • Issue date Oct 4, 1983
    • Du Pont Canada Inc.
    • George White
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for establishing a liquid curtain
    • Patent number 4,355,762
    • Issue date Oct 26, 1982
    • Commonwealth Scientific and Industrial Research Organization
    • John D. Coleman
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Curtain coating method
    • Patent number 4,342,423
    • Issue date Aug 3, 1982
    • Commonwealth Scientific and Industrial Research Organ.
    • John D. Coleman
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Coating device
    • Patent number 4,109,611
    • Issue date Aug 29, 1978
    • Ciba-Geigy AG
    • Fritz Fahrni
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Curtain coating method and apparatus and the manufacture of paperboard
    • Patent number 4,093,016
    • Issue date Jun 6, 1978
    • Commonwealth Scientific and Industrial Research Organization
    • John Douglas Coleman
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Cascade coater
    • Patent number 4,041,897
    • Issue date Aug 16, 1977
    • Ciba-Geigy AG
    • Frank Ade
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Curtain coating apparatus for the manufacture of paperboard
    • Patent number 3,992,252
    • Issue date Nov 16, 1976
    • Commonwealth Scientific and Industrial Research Organization
    • John Douglas Coleman
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Coating device
    • Patent number 3,973,062
    • Issue date Aug 3, 1976
    • Ciba-Geigy AG
    • Fritz Fahrni
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3895748
    • Patent number 3,895,748
    • Issue date Jul 22, 1975
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3448000
    • Patent number 3,448,000
    • Issue date Jun 3, 1969
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3436022
    • Patent number 3,436,022
    • Issue date Apr 1, 1969
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    3434457
    • Patent number 3,434,457
    • Issue date Mar 25, 1969
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3365325
    • Patent number 3,365,325
    • Issue date Jan 23, 1968
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3359941
    • Patent number 3,359,941
    • Issue date Dec 26, 1967
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3345972
    • Patent number 3,345,972
    • Issue date Oct 10, 1967
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3340124
    • Patent number 3,340,124
    • Issue date Sep 5, 1967
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3196063
    • Patent number 3,196,063
    • Issue date Jul 20, 1965
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3165432
    • Patent number 3,165,432
    • Issue date Jan 12, 1965
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2955970
    • Patent number 2,955,970
    • Issue date Oct 11, 1960
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2716074
    • Patent number 2,716,074
    • Issue date Aug 23, 1955
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    2607712
    • Patent number 2,607,712
    • Issue date Aug 19, 1952
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents