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BR8707849A - PROCESS OF COMBUSTING BLACK SODA LIQUID FREE OF SULFUR AND APPLIANCE FOR THE SAME - Google Patents

PROCESS OF COMBUSTING BLACK SODA LIQUID FREE OF SULFUR AND APPLIANCE FOR THE SAME

Info

Publication number
BR8707849A
BR8707849A BR8707849A BR8707849A BR8707849A BR 8707849 A BR8707849 A BR 8707849A BR 8707849 A BR8707849 A BR 8707849A BR 8707849 A BR8707849 A BR 8707849A BR 8707849 A BR8707849 A BR 8707849A
Authority
BR
Brazil
Prior art keywords
appliance
sulfur
same
liquid free
soda liquid
Prior art date
Application number
BR8707849A
Other languages
Portuguese (pt)
Inventor
Erkki Kiiskila
Original Assignee
Ahlstroem Oy
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 Ahlstroem Oy filed Critical Ahlstroem Oy
Publication of BR8707849A publication Critical patent/BR8707849A/en

Links

Classifications

    • 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
    • D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/20—Preparation by reacting oxides or hydroxides with alkali metal salts
    • C01D1/22—Preparation by reacting oxides or hydroxides with alkali metal salts with carbonates or bicarbonates
    • 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
    • D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
    • D21C11/063—Treatment of gas streams comprising solid matter, e.g. the ashes resulting from the combustion of black liquor
    • D21C11/066—Separation of solid compounds from these gases; further treatment of recovered products
    • 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
    • D21C7/00—Digesters
    • D21C7/04—Linings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
  • Cyclones (AREA)
  • Treating Waste Gases (AREA)
BR8707849A 1986-10-31 1987-10-29 PROCESS OF COMBUSTING BLACK SODA LIQUID FREE OF SULFUR AND APPLIANCE FOR THE SAME BR8707849A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI864436A FI77278C (en) 1986-10-31 1986-10-31 Method and apparatus for combustion of soda black liquor.
PCT/FI1987/000144 WO1988003191A1 (en) 1986-10-31 1987-10-29 Method and apparatus for combustion of soda black liquor

Publications (1)

Publication Number Publication Date
BR8707849A true BR8707849A (en) 1989-10-03

Family

ID=8523417

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8707849A BR8707849A (en) 1986-10-31 1987-10-29 PROCESS OF COMBUSTING BLACK SODA LIQUID FREE OF SULFUR AND APPLIANCE FOR THE SAME

Country Status (7)

Country Link
JP (1) JPH01502761A (en)
KR (1) KR880701801A (en)
AU (1) AU600048B2 (en)
BR (1) BR8707849A (en)
FI (1) FI77278C (en)
SU (1) SU1766244A3 (en)
WO (1) WO1988003191A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA937253B (en) * 1992-09-30 1994-04-19 North Broken Hill Ltd A process for recovering alkali metal hydroxide from organic liquors
SE9702401D0 (en) 1997-06-19 1997-06-19 Astra Ab Pharmaceutical use

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4526760A (en) * 1982-07-21 1985-07-02 International Paper Co. Recovery of heat and chemical values from spent pulping liquors
JPS59164627A (en) * 1983-03-09 1984-09-17 Mitsubishi Heavy Ind Ltd Method for recovering soda from waste liquor from pulp manufacturing stage
JPS602791A (en) * 1983-06-21 1985-01-09 製紙技術研究組合 Direct caustic method using fluidized layer
JPH0784716B2 (en) * 1985-10-29 1995-09-13 三菱重工業株式会社 Method for recovering caustic soda from alkaline pulp waste liquor

Also Published As

Publication number Publication date
FI864436L (en) 1988-05-01
WO1988003191A1 (en) 1988-05-05
AU600048B2 (en) 1990-08-02
SU1766244A3 (en) 1992-09-30
FI864436A0 (en) 1986-10-31
FI77278B (en) 1988-10-31
JPH01502761A (en) 1989-09-21
JPH0253553B2 (en) 1990-11-19
AU8174487A (en) 1988-05-25
KR880701801A (en) 1988-11-05
FI77278C (en) 1989-02-10

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Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: C01D 1/04 (2006.01), C01D 1/22 (2006.0