TREA

of old paper as in books, documents

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Industry

  • CPC
  • D21H25/18
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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 D21H25/00After-treatment of paper not provided for in groups D21H17/00 - D21H23/00

Current Industry

D21H25/18of old paper as in books, documents
Industries