TREA

Treatment of gas streams comprising solid matter

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  • CPC
  • D21C11/063
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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

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D21C11/063Treatment of gas streams comprising solid matter
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    Use of fly ash in biological process of wastewater treatment systems
    • Patent number 10,619,300
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    • Lakehead University
    • Pedram Fatehi
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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    Method for adjusting inlet flow to a flash
    • Patent number 9,139,956
    • Issue date Sep 22, 2015
    • Andritz Inc.
    • Tyson Bradford Hunt
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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    Method for recovering pulping chemicals and reducing the concentrat...
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    • Issue date May 13, 2014
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    • Michael S. Begley
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    • Takenaru Mukai
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    Method for the recovery of energy and chemicals from cellulose spen...
    • Patent number 5,746,886
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    • Kvaerner Pulping AB
    • .ANG.ke Backlund
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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    Purification of process gas from a partial combustion of black liquor
    • Patent number 5,205,908
    • Issue date Apr 27, 1993
    • Chemrec Aktiebolag
    • Lars Stigsson
    • F28 - HEAT EXCHANGE IN GENERAL
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    Process for chemicals and energy recovery from waste liquors
    • Patent number 4,808,264
    • Issue date Feb 28, 1989
    • Jean-Erik Kignell
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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    Method of measuring dry substance in flue gases
    • Patent number 4,690,634
    • Issue date Sep 1, 1987
    • Svenska Traforskningsinstitutet
    • Torbjorn Herngren
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    Gas absorption system
    • Patent number 4,619,813
    • Issue date Oct 28, 1986
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    • James A. Healey
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    Scrubber for cleaning dust-loaded gas and steam
    • Patent number 4,372,761
    • Issue date Feb 8, 1983
    • Rilett Energitjanst AB
    • Ingvald R. Lindroos
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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    Process for recovery of pulp mill chemicals
    • Patent number 4,299,652
    • Issue date Nov 10, 1981
    • Ebara Corporation
    • Kouji Masuno
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    Device for recovering sodium chemicals from green liquor and flue g...
    • Patent number 4,187,279
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    • Oy Tampella AB
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    3844879
    • Patent number 3,844,879
    • Issue date Oct 29, 1974
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3818682
    • Patent number 3,818,682
    • Issue date Jun 25, 1974
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3574556
    • Patent number 3,574,556
    • Issue date Apr 13, 1971
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3537820
    • Patent number 3,537,820
    • Issue date Nov 3, 1970
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3532595
    • Patent number 3,532,595
    • Issue date Oct 6, 1970
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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    3471249
    • Patent number 3,471,249
    • Issue date Oct 7, 1969
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    3349546
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    • Issue date Oct 31, 1967
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    3273961
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    • Issue date Sep 20, 1966
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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    3269095
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    • Issue date Aug 30, 1966
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3256059
    • Patent number 3,256,059
    • Issue date Jun 14, 1966
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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    3250591
    • Patent number 3,250,591
    • Issue date May 10, 1966
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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    3170442
    • Patent number 3,170,442
    • Issue date Feb 23, 1965
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    3169512
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    3008800
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    2946669
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    2840454
    • Patent number 2,840,454
    • Issue date Jun 24, 1958
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    2716589
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Patents Applicationslast 30 patents