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FI98381B - Förfarande för reglering av svavel-natrium- förhållandet i en sodapanna - Google Patents

Förfarande för reglering av svavel-natrium- förhållandet i en sodapanna

Info

Publication number
FI98381B
FI98381B FI933335A FI933335A FI98381B FI 98381 B FI98381 B FI 98381B FI 933335 A FI933335 A FI 933335A FI 933335 A FI933335 A FI 933335A FI 98381 B FI98381 B FI 98381B
Authority
FI
Finland
Prior art keywords
sodium
sulfur
controlling
sulphur
sodium ratio
Prior art date
Application number
FI933335A
Other languages
English (en)
Finnish (fi)
Other versions
FI933335A0 (sv
FI933335A (sv
Inventor
Esa Pikkujaemsae
Seppo Tuominiemi
Keijo Imelaeinen
Pauli Harila
Veli-Antti Kivilinna
Ahti Klami
Original Assignee
Tampella Power 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 Tampella Power Oy filed Critical Tampella Power Oy
Priority to FI933335A priority Critical patent/FI98381B/sv
Publication of FI933335A0 publication Critical patent/FI933335A0/sv
Priority to US08/278,410 priority patent/US5562804A/en
Priority to SE9402556A priority patent/SE515601C2/sv
Publication of FI933335A publication Critical patent/FI933335A/sv
Application granted granted Critical
Publication of FI98381B publication Critical patent/FI98381B/sv

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
    • D21C11/06—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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0085—Introduction of auxiliary substances into the regenerating system in order to improve the performance of certain steps of the latter, the presence of these substances being confined to the regeneration cycle
    • D21C11/0092—Substances modifying the evaporation, combustion, or thermal decomposition processes of black liquor
    • 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
    • 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

  • Treating Waste Gases (AREA)
  • Paper (AREA)
FI933335A 1993-07-23 1993-07-23 Förfarande för reglering av svavel-natrium- förhållandet i en sodapanna FI98381B (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI933335A FI98381B (sv) 1993-07-23 1993-07-23 Förfarande för reglering av svavel-natrium- förhållandet i en sodapanna
US08/278,410 US5562804A (en) 1993-07-23 1994-07-21 Method for adjusting the sulphur/sodium ratio in the flue gases of a soda recovery boiler
SE9402556A SE515601C2 (sv) 1993-07-23 1994-07-22 Förfarande för reglering av förhållandet svavel till natrium i rökgaserna från en sodapanna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI933335A FI98381B (sv) 1993-07-23 1993-07-23 Förfarande för reglering av svavel-natrium- förhållandet i en sodapanna

Publications (3)

Publication Number Publication Date
FI933335A0 FI933335A0 (sv) 1993-07-23
FI933335A FI933335A (sv) 1995-01-24
FI98381B true FI98381B (sv) 1997-02-28

Family

ID=8538341

Family Applications (1)

Application Number Title Priority Date Filing Date
FI933335A FI98381B (sv) 1993-07-23 1993-07-23 Förfarande för reglering av svavel-natrium- förhållandet i en sodapanna

Country Status (3)

Country Link
US (1) US5562804A (sv)
FI (1) FI98381B (sv)
SE (1) SE515601C2 (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE518735C2 (sv) * 1999-10-13 2002-11-12 Chemrec Ab Förfarande och anordning vid utvinning av kemikalier i samband med förgasning av restprodukter från massaframställning
US20070076082A1 (en) * 2005-09-30 2007-04-05 Lexmark International, Inc. Methods and apparatuses for measuring print area using hand-held printer
FI123022B (sv) * 2007-09-03 2012-10-15 Andritz Oy Förfarande vid behandling av luktgaser från en cellulosafabrik
FI129103B (sv) * 2017-04-28 2021-07-15 Andritz Oy Förfarande för behandling av flygaska hos en sodapanna

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI914521A (fi) * 1991-09-26 1993-03-27 Ahlstroem Oy Foerfarande och anordning foer behandling av en cellulosafabriks starkluktande gaser

Also Published As

Publication number Publication date
SE9402556L (sv) 1995-01-24
SE515601C2 (sv) 2001-09-03
US5562804A (en) 1996-10-08
FI933335A0 (sv) 1993-07-23
FI933335A (sv) 1995-01-24
SE9402556D0 (sv) 1994-07-22

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Legal Events

Date Code Title Description
BB Publication of examined application