FI67414C - Foerfarande foer tillvaratagande av magnesiumbisulfit - Google Patents

Foerfarande foer tillvaratagande av magnesiumbisulfit Download PDF

Info

Publication number
FI67414C
FI67414C FI781791A FI781791A FI67414C FI 67414 C FI67414 C FI 67414C FI 781791 A FI781791 A FI 781791A FI 781791 A FI781791 A FI 781791A FI 67414 C FI67414 C FI 67414C
Authority
FI
Finland
Prior art keywords
magnesium
sulfur dioxide
monosulphite
process according
decomposition
Prior art date
Application number
FI781791A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI781791A (fi
FI67414B (fi
Inventor
Wolfgang Apel
Herbert Danninger
Wolfgang Kuenstner
Heinz Loquenz
Erwin Schroettner
Gerhard Wallner
Original Assignee
Waagner Biro Ag
Chemiefaser Lenzing Ag
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 Waagner Biro Ag, Chemiefaser Lenzing Ag filed Critical Waagner Biro Ag
Publication of FI781791A publication Critical patent/FI781791A/fi
Publication of FI67414B publication Critical patent/FI67414B/fi
Application granted granted Critical
Publication of FI67414C publication Critical patent/FI67414C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F5/00—Compounds of magnesium
    • C01F5/42—Magnesium sulfites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Geology (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
FI781791A 1977-06-08 1978-06-06 Foerfarande foer tillvaratagande av magnesiumbisulfit FI67414C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT404177 1977-06-08
AT404177A AT347236B (de) 1977-06-08 1977-06-08 Verfahren zur rueckgewinnung des magnesiumbi- sulfits aus dem agbasen eines laugenverbrennungskessels

Publications (3)

Publication Number Publication Date
FI781791A FI781791A (fi) 1978-12-09
FI67414B FI67414B (fi) 1984-11-30
FI67414C true FI67414C (fi) 1985-03-11

Family

ID=3558848

Family Applications (1)

Application Number Title Priority Date Filing Date
FI781791A FI67414C (fi) 1977-06-08 1978-06-06 Foerfarande foer tillvaratagande av magnesiumbisulfit

Country Status (8)

Country Link
AT (1) AT347236B (de)
CS (1) CS237301B2 (de)
DE (1) DE2823749C3 (de)
FI (1) FI67414C (de)
NO (1) NO151124C (de)
PL (1) PL110895B1 (de)
SE (1) SE447736B (de)
YU (1) YU42480B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT383163B (de) 1985-06-27 1987-05-25 Chemiefaser Lenzing Ag Verfahren zur regenerierung von aufschlussloesung aus der gebrauchten kochlauge eines magnesiumbisulfit-aufschlussverfahrens sowie filterapparat zur durchfuehrung des verfahrens
AT396694B (de) * 1992-02-14 1993-11-25 Waagner Biro Ag Verfahren zur erzeugung eines homogenen abgases
AT397929B (de) * 1992-12-04 1994-08-25 Chemiefaser Lenzing Ag Verfahren und anlage zur trocknung und anschliessenden spaltung

Also Published As

Publication number Publication date
YU136478A (en) 1983-01-21
DE2823749C3 (de) 1981-06-19
SE447736B (sv) 1986-12-08
NO151124C (no) 1985-02-13
DE2823749A1 (de) 1978-12-21
FI781791A (fi) 1978-12-09
NO781789L (no) 1978-12-11
PL110895B1 (en) 1980-08-30
NO151124B (no) 1984-11-05
YU42480B (en) 1988-10-31
PL207432A1 (pl) 1979-04-23
SE7806363L (sv) 1978-12-09
FI67414B (fi) 1984-11-30
CS237301B2 (en) 1985-07-16
AT347236B (de) 1978-12-11
DE2823749B2 (de) 1979-04-12
ATA404177A (de) 1978-04-15

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: CHEMIEFASER LENZING

Owner name: WAAGNER-BIRO AKTIENGESELLSCHAFT