TREA

magnesium bisulfite

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Industry

  • CPC
  • D21C3/10
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Parent Industries

DTEXTILES PAPER D21Papermaking D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS APPARATUS THEREFOR D21C3/00Pulping cellulose-containing materials

Current Industry

D21C3/10magnesium bisulfite
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    3210237
    • Patent number 3,210,237
    • Issue date Oct 5, 1965
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3088861
    • Patent number 3,088,861
    • Issue date May 7, 1963
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3046182
    • Patent number 3,046,182
    • Issue date Jul 24, 1962
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1825349
    • Patent number 1,825,349
    • Issue date Sep 29, 1931
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents