SE8505825D0 - Forfarande vid framstellning av cellulosamassa - Google Patents

Forfarande vid framstellning av cellulosamassa

Info

Publication number
SE8505825D0
SE8505825D0 SE8505825A SE8505825A SE8505825D0 SE 8505825 D0 SE8505825 D0 SE 8505825D0 SE 8505825 A SE8505825 A SE 8505825A SE 8505825 A SE8505825 A SE 8505825A SE 8505825 D0 SE8505825 D0 SE 8505825D0
Authority
SE
Sweden
Prior art keywords
gas
nitrogen oxides
lignocellulosic material
oxygen
activation
Prior art date
Application number
SE8505825A
Other languages
English (en)
Other versions
SE8505825L (sv
SE451023B (sv
Inventor
H O Samuelson
Original Assignee
Mo Och Domsjoe 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 Mo Och Domsjoe Ab filed Critical Mo Och Domsjoe Ab
Priority to SE8505825A priority Critical patent/SE451023B/sv
Publication of SE8505825D0 publication Critical patent/SE8505825D0/sv
Priority to NZ218358A priority patent/NZ218358A/xx
Priority to NO864943A priority patent/NO163576C/no
Priority to JP61293314A priority patent/JPS62141186A/ja
Priority to DE8686117166T priority patent/DE3669554D1/de
Priority to PT83895A priority patent/PT83895B/pt
Priority to ES86117166T priority patent/ES2014410B3/es
Priority to EP86117166A priority patent/EP0225638B1/en
Priority to AT86117166T priority patent/ATE51048T1/de
Priority to AU66407/86A priority patent/AU586304B2/en
Priority to FI865032A priority patent/FI85992C/sv
Priority to US07/060,131 priority patent/US4853082A/en
Publication of SE8505825L publication Critical patent/SE8505825L/sv
Publication of SE451023B publication Critical patent/SE451023B/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

Landscapes

  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
SE8505825A 1985-12-10 1985-12-10 Forfarande vid aktivering av lignocellulosamaterial med kvevedioxid innehallande gas SE451023B (sv)

Priority Applications (12)

Application Number Priority Date Filing Date Title
SE8505825A SE451023B (sv) 1985-12-10 1985-12-10 Forfarande vid aktivering av lignocellulosamaterial med kvevedioxid innehallande gas
NZ218358A NZ218358A (en) 1985-12-10 1986-11-21 Delignification of ligno-cellulosic material with no 2 containing gas
AT86117166T ATE51048T1 (de) 1985-12-10 1986-12-09 Ein verfahren zur delignifizierung von zellstoff.
ES86117166T ES2014410B3 (es) 1985-12-10 1986-12-09 Un metodo para la fabricacion de pulpa de celulosa.
JP61293314A JPS62141186A (ja) 1985-12-10 1986-12-09 セルロ−スパルプの製造方法
DE8686117166T DE3669554D1 (de) 1985-12-10 1986-12-09 Ein verfahren zur delignifizierung von zellstoff.
PT83895A PT83895B (pt) 1985-12-10 1986-12-09 Processo para a preparacao de polpa de celulose
NO864943A NO163576C (no) 1985-12-10 1986-12-09 Fremgangsmaate ved fremstilling av cellulosemasse.
EP86117166A EP0225638B1 (en) 1985-12-10 1986-12-09 A method for delignification of pulp
AU66407/86A AU586304B2 (en) 1985-12-10 1986-12-10 A method in the manufacturing of cellulose pulp
FI865032A FI85992C (sv) 1985-12-10 1986-12-10 Förfarande vid framställning av cellulosamassa
US07/060,131 US4853082A (en) 1985-12-10 1987-06-09 Process for the activation and delignification of cellulose pulp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8505825A SE451023B (sv) 1985-12-10 1985-12-10 Forfarande vid aktivering av lignocellulosamaterial med kvevedioxid innehallande gas

Publications (3)

Publication Number Publication Date
SE8505825D0 true SE8505825D0 (sv) 1985-12-10
SE8505825L SE8505825L (sv) 1987-06-11
SE451023B SE451023B (sv) 1987-08-24

Family

ID=20362410

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8505825A SE451023B (sv) 1985-12-10 1985-12-10 Forfarande vid aktivering av lignocellulosamaterial med kvevedioxid innehallande gas

Country Status (12)

Country Link
US (1) US4853082A (sv)
EP (1) EP0225638B1 (sv)
JP (1) JPS62141186A (sv)
AT (1) ATE51048T1 (sv)
AU (1) AU586304B2 (sv)
DE (1) DE3669554D1 (sv)
ES (1) ES2014410B3 (sv)
FI (1) FI85992C (sv)
NO (1) NO163576C (sv)
NZ (1) NZ218358A (sv)
PT (1) PT83895B (sv)
SE (1) SE451023B (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE460543B (sv) * 1987-09-28 1989-10-23 Mo Och Domsjoe Ab Foerfarande vid aktivering av lignocellulosamaterial med kvaevedioxid innehaallande gas
CA2452145A1 (en) * 2003-06-03 2004-12-03 David Tarasenko Method for producing pulp and lignin

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3578553A (en) * 1968-09-10 1971-05-11 Int Paper Canada Nitrogen dioxide pulping process
US4076579A (en) * 1973-08-06 1978-02-28 The Regents Of The University Of California Pulping of lignocellulosic material by sequential treatment thereof with nitric oxide and oxygen
SE441192B (sv) * 1980-05-27 1985-09-16 Mo Och Domsjoe Ab Forfarande for delignifiering av kemisk cellulosamassa med syrgas i nervaro av ett eller flera neutralisationsmedel
SE421938B (sv) * 1980-06-05 1982-02-08 Mo Och Domsjoe Ab Forfarande for behandling av cellulosamassa med kveveoxider fore syrgasblekning
AU542952B2 (en) * 1981-05-27 1985-03-28 Mo Och Domsjo Aktiebolag Bleaching cellulose pulp
SE451149B (sv) * 1983-01-26 1987-09-07 Mo Och Domsjoe Ab Apparatur for kontinuerlig behandling av vatteninnehallande lignocellulosamaterial med kveveoxid och syre

Also Published As

Publication number Publication date
JPS62141186A (ja) 1987-06-24
ATE51048T1 (de) 1990-03-15
NO163576B (no) 1990-03-12
EP0225638A1 (en) 1987-06-16
EP0225638B1 (en) 1990-03-14
FI865032A0 (fi) 1986-12-10
AU586304B2 (en) 1989-07-06
NO864943L (no) 1987-06-11
PT83895A (en) 1987-01-01
JPH0129918B2 (sv) 1989-06-14
NO864943D0 (no) 1986-12-09
US4853082A (en) 1989-08-01
FI85992C (sv) 1992-06-25
AU6640786A (en) 1987-06-11
FI865032A (fi) 1987-06-11
FI85992B (fi) 1992-03-13
SE8505825L (sv) 1987-06-11
ES2014410B3 (es) 1990-07-16
NO163576C (no) 1990-06-20
PT83895B (pt) 1989-06-30
SE451023B (sv) 1987-08-24
DE3669554D1 (de) 1990-04-19
NZ218358A (en) 1989-08-29

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