TREA

treating medium being a gas or vapour

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Industry

  • CPC
  • D21H5/0022
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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

D21H5/0022treating medium being a gas or vapour
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Nozzle structure for moistening or impregnating a web
    • Patent number 4,321,760
    • Issue date Mar 30, 1982
    • Bachofen & Meier
    • Paul Meier
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3191312
    • Patent number 3,191,312
    • Issue date Jun 29, 1965
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3158507
    • Patent number 3,158,507
    • Issue date Nov 24, 1964
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    2342643
    • Patent number 2,342,643
    • Issue date Feb 29, 1944
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...

Patents Applicationslast 30 patents