NO784058L - Fremgangsmaate ved fremstilling av magnesiumsulfittmasse - Google Patents

Fremgangsmaate ved fremstilling av magnesiumsulfittmasse

Info

Publication number
NO784058L
NO784058L NO784058A NO784058A NO784058L NO 784058 L NO784058 L NO 784058L NO 784058 A NO784058 A NO 784058A NO 784058 A NO784058 A NO 784058A NO 784058 L NO784058 L NO 784058L
Authority
NO
Norway
Prior art keywords
oxygen gas
mass
pulp
magnesium
liquor
Prior art date
Application number
NO784058A
Other languages
English (en)
Norwegian (no)
Inventor
Lennart Ivnaes
Karl-Erik Lekander
Original Assignee
Sunds Ab
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 Sunds Ab filed Critical Sunds Ab
Publication of NO784058L publication Critical patent/NO784058L/no

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
    • D21C11/0014—Combination of various pulping processes with one or several recovery systems (cross-recovery)

Landscapes

  • Paper (AREA)
  • Saccharide Compounds (AREA)
NO784058A 1978-03-10 1978-12-04 Fremgangsmaate ved fremstilling av magnesiumsulfittmasse NO784058L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7802789A SE7802789L (sv) 1978-03-10 1978-03-10 Sett vid framstellning av magnesiumsulfitmassa

Publications (1)

Publication Number Publication Date
NO784058L true NO784058L (no) 1979-09-11

Family

ID=20334278

Family Applications (1)

Application Number Title Priority Date Filing Date
NO784058A NO784058L (no) 1978-03-10 1978-12-04 Fremgangsmaate ved fremstilling av magnesiumsulfittmasse

Country Status (8)

Country Link
US (1) US4227966A (cs)
AT (1) ATA916078A (cs)
CA (1) CA1115463A (cs)
CS (1) CS216187B2 (cs)
DE (1) DE2909409A1 (cs)
FI (1) FI783785A7 (cs)
NO (1) NO784058L (cs)
SE (1) SE7802789L (cs)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4601262A (en) * 1984-03-28 1986-07-22 Jones Dallas W Energy balance process for the pulp and paper industry
RU2167969C1 (ru) * 2000-05-10 2001-05-27 Грудинин Владимир Павлович Способ промывки каустизационного шлама крепкого белого щелока
DE10064131C2 (de) * 2000-12-22 2003-03-27 Sca Hygiene Prod Gmbh Vollgebleichter Sulfit-Zellstoff, Verfahren zu seiner Herstellung und daraus hergestellte Produkte
US20020129912A1 (en) * 2000-12-22 2002-09-19 Sca Hygiene Products Gmbh Fully bleached sulfite chemical pulp, a process for the production thereof and products derived therefrom

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2385955A (en) * 1941-04-08 1945-10-02 George H Tomlinson Manufacture of sulphite pulp
US2716589A (en) * 1951-04-20 1955-08-30 Kaiser Aluminium Chem Corp Process of re-forming magnesium bisulfite solution
US3296064A (en) * 1965-05-04 1967-01-03 William T Neiman Method of treating cellulosic pulping waste liquors with magnesium oxide to form a complex prior to burning thereof
US3843473A (en) * 1971-08-23 1974-10-22 Mo Och Domsjoe Ab Impregnation of cellulosic pulp under superatmospheric pressure with waste alkaline oxygan gas bleaching liquor followed by oxygen-alkali bleaching
SE381897C (sv) * 1973-11-23 1977-05-23 Skogegarnas Ind Ab Sett for satsvis alkalisk massakokning i kombination med kontinuerlig syredelignifiering

Also Published As

Publication number Publication date
FI783785A7 (fi) 1979-09-11
SE7802789L (sv) 1979-09-11
CA1115463A (en) 1982-01-05
CS216187B2 (en) 1982-10-29
ATA916078A (de) 1981-11-15
US4227966A (en) 1980-10-14
DE2909409A1 (de) 1979-09-13

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