TREA

Wet combustion; Treatment of pulp liquors without previous evaporation, by oxidation of the liquors remaining at least partially in the liquid phase

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Industry

  • CPC
  • D21C11/14
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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 D21C11/00Regeneration of pulp liquors or effluent waste waters

Current Industry

D21C11/14Wet combustion; Treatment of pulp liquors without previous evaporation, by oxidation of the liquors remaining at least partially in the liquid phase
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for controlling a chemical recovery boiler and a chemical re...
    • Patent number 12,104,319
    • Issue date Oct 1, 2024
    • VALMET AUTOMATION OY
    • Jukka Koskinen
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Direct steam generation, electrical power generator, apparatus and...
    • Patent number 10,677,451
    • Issue date Jun 9, 2020
    • XDI Holdings, LLC
    • Raymond Clifford David Skinner
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Method of recovering pulping chemicals from dissolved ash having a...
    • Patent number 9,574,303
    • Issue date Feb 21, 2017
    • VEOLIA WATER TECHNOLOGIES, INC.
    • Michael S. Begley
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    System for controlling the flow pattern of a recovery boiler
    • Patent number 7,069,866
    • Issue date Jul 4, 2006
    • Oy Polyrec AB
    • Erik Uppstu
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Turbo oxidation system,--TOS, for wet combustion of COD-containing...
    • Patent number 5,876,594
    • Issue date Mar 2, 1999
    • Sigurd Fongen
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Treatment of waste paper
    • Patent number 5,683,590
    • Issue date Nov 4, 1997
    • ECC International Inc.
    • Jonathan Stuart Phipps
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Production of pulp by the soda-anthraquinone process (SAP) with rec...
    • Patent number 5,595,628
    • Issue date Jan 21, 1997
    • Grant S.A.
    • Otto W. Gordon
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Reactor having a discontinuous conduit means between surfaces of a...
    • Patent number 5,171,405
    • Issue date Dec 15, 1992
    • Kamyr, Inc.
    • Louis O. Torregrossa
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Wet, pressure, partial oxidation of black liquor
    • Patent number 4,756,837
    • Issue date Jul 12, 1988
    • Domtar Inc
    • Alex Nadezhdin
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Method for wet combustion of organic material
    • Patent number 4,604,957
    • Issue date Aug 12, 1986
    • Sunds Defibrator AB
    • Karl N. Cederquist
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3920506
    • Patent number 3,920,506
    • Issue date Nov 18, 1975
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3919837
    • Patent number 3,919,837
    • Issue date Nov 18, 1975
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3917460
    • Patent number 3,917,460
    • Issue date Nov 4, 1975
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3849536
    • Patent number 3,849,536
    • Issue date Nov 19, 1974
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3836427
    • Patent number 3,836,427
    • Issue date Sep 17, 1974
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3705077
    • Patent number 3,705,077
    • Issue date Dec 5, 1972
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3654070
    • Patent number 3,654,070
    • Issue date Apr 4, 1972
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3207572
    • Patent number 3,207,572
    • Issue date Sep 21, 1965
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3195305
    • Patent number 3,195,305
    • Issue date Jul 20, 1965
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    2944396
    • Patent number 2,944,396
    • Issue date Jul 12, 1960
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    2932613
    • Patent number 2,932,613
    • Issue date Apr 12, 1960
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    2903425
    • Patent number 2,903,425
    • Issue date Sep 8, 1959
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2824058
    • Patent number 2,824,058
    • Issue date Feb 18, 1958
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    2665249
    • Patent number 2,665,249
    • Issue date Jan 5, 1954
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents