CA983213A - Method of treating cooking liquor - Google Patents

Method of treating cooking liquor

Info

Publication number
CA983213A
CA983213A CA167,634A CA167634A CA983213A CA 983213 A CA983213 A CA 983213A CA 167634 A CA167634 A CA 167634A CA 983213 A CA983213 A CA 983213A
Authority
CA
Canada
Prior art keywords
cooking liquor
treating cooking
treating
liquor
cooking
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA167,634A
Other languages
English (en)
Other versions
CA167634S (en
Inventor
Gunnar Holme
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Angpanneforeningen
Original Assignee
Angpanneforeningen
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Angpanneforeningen filed Critical Angpanneforeningen
Application granted granted Critical
Publication of CA983213A publication Critical patent/CA983213A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/04—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste liquors, e.g. sulfite liquors
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/12—Combustion of pulp liquors
    • D21C11/125—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis
    • D21C11/127—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis with post-combustion of the gases
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/03—Papermaking liquor

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Paper (AREA)
CA167,634A 1972-04-04 1973-03-30 Method of treating cooking liquor Expired CA983213A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7204304A SE378119B (ja) 1972-04-04 1972-04-04

Publications (1)

Publication Number Publication Date
CA983213A true CA983213A (en) 1976-02-10

Family

ID=20263892

Family Applications (1)

Application Number Title Priority Date Filing Date
CA167,634A Expired CA983213A (en) 1972-04-04 1973-03-30 Method of treating cooking liquor

Country Status (5)

Country Link
US (1) US3867251A (ja)
JP (1) JPS565876B2 (ja)
CA (1) CA983213A (ja)
FI (1) FI55067C (ja)
SE (1) SE378119B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5328563A (en) * 1991-09-27 1994-07-12 A. Ahlstrom Corporation Method of treating material containing sodium sulphate and/or sodium carbonate in a pulp mill

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3915654A (en) * 1973-04-10 1975-10-28 Lazar Adolfovich Oni Sodium carbonate regenerator
US4198385A (en) * 1976-09-07 1980-04-15 Waagner-Biro Aktiengesellschaft Reduction of sodium sulfate to sodium sulfide
NL8005147A (nl) * 1980-09-12 1982-04-01 Hollandse Const Groep Werkwijze en inrichting voor het verwerken van vinasse.
JPS58501816A (ja) * 1981-10-26 1983-10-27 ロツクウエル　インタ−ナシヨナル　コ−ポレ−シヨン 硫化物の製造用の流動溶融層法
JPS59130947U (ja) * 1983-02-17 1984-09-03 株式会社日立ホームテック 立ち消え安全装置
CA1222604A (en) * 1983-04-18 1987-06-09 Arthur L. Kohl Black liquor gasification process
SE448007B (sv) * 1983-04-21 1987-01-12 Skf Steel Eng Ab Forfarande och anordning for atervinning av kemikalier ur massaavlut
SE454188B (sv) * 1984-10-19 1988-04-11 Skf Steel Eng Ab Sett att atervinna kemikalier ur massaavlutar
SE453102B (sv) * 1985-01-22 1988-01-11 Stiftelsen Cellulosa Och Pappe Sett vid forbrenning av vid massaframstellning enligt kokprocesser pa natriumbas erhallen indunstad avlut
SE447400B (sv) * 1985-03-26 1986-11-10 Skf Steel Eng Ab Sett och anordning for kemikalieatervinning av massaavlutar i konventionell sodapanna
SE448173B (sv) * 1985-06-03 1987-01-26 Croon Inventor Ab Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys
US5405496A (en) * 1989-11-23 1995-04-11 Chemrec Ab Process for the preparation of cooking liquors having high sulphidity for sulphate pulp cooking
FI95822C (fi) * 1991-09-27 1996-03-25 Ahlstroem Oy Soodakattilan tai vastaavan kattilan sulan käsittely
FI89519C (fi) * 1992-02-19 1997-08-19 Ahlstrom Machinery Oy Foerfarande och anordning foer oekande av saekerheten i en aotervinningspanna foer avlut
US5284550A (en) * 1992-06-18 1994-02-08 Combustion Engineering, Inc. Black liquier gasification process operating at low pressures using a circulating fluidized bed
US5624470A (en) * 1995-12-22 1997-04-29 Combustion Engineering, Inc. Black liquor gasification with integrated warm-up and purge
US5738758A (en) * 1995-12-22 1998-04-14 The University Of New Brunswick Process for the conversion of calcium sulfide

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2678615A (en) * 1949-12-20 1954-05-18 Rosenblad Corp Method for burning sticky, watercontaining liquid fuel
US2808011A (en) * 1952-08-21 1957-10-01 Miller Hofft Inc Furnace for burning semi-liquid fuels
US2914386A (en) * 1954-12-20 1959-11-24 Hercules Powder Co Ltd Tubular furnace
US2911284A (en) * 1955-06-01 1959-11-03 Combustion Eng Method of burning waste liquors
FR1425104A (fr) * 1964-02-26 1966-01-14 Billeruds Ab Procédé de récupération de soude à partir de liqueur de cellulose épuisée, à base de sodium
US3366535A (en) * 1966-07-11 1968-01-30 William T Neiman Process for regenerating waste liquor for reuse in kraft pulping operation
US3574051A (en) * 1968-02-08 1971-04-06 Chemical Construction Corp Recovery of black liquor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5328563A (en) * 1991-09-27 1994-07-12 A. Ahlstrom Corporation Method of treating material containing sodium sulphate and/or sodium carbonate in a pulp mill

Also Published As

Publication number Publication date
JPS497502A (ja) 1974-01-23
FI55067B (fi) 1979-01-31
FI55067C (fi) 1979-05-10
SE378119B (ja) 1975-08-18
JPS565876B2 (ja) 1981-02-07
US3867251A (en) 1975-02-18

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