NZ226104A - Manufacture of cellulose pulp during which aqueous lignocellulosic material is activated with nitrogen dioxide - Google Patents

Manufacture of cellulose pulp during which aqueous lignocellulosic material is activated with nitrogen dioxide

Info

Publication number
NZ226104A
NZ226104A NZ226104A NZ22610488A NZ226104A NZ 226104 A NZ226104 A NZ 226104A NZ 226104 A NZ226104 A NZ 226104A NZ 22610488 A NZ22610488 A NZ 22610488A NZ 226104 A NZ226104 A NZ 226104A
Authority
NZ
New Zealand
Prior art keywords
gas
lignocellulosic material
separated
activating
activated
Prior art date
Application number
NZ226104A
Other languages
English (en)
Inventor
Hans Olof 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
Publication of NZ226104A publication Critical patent/NZ226104A/xx

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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • 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)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
NZ226104A 1987-09-28 1988-09-09 Manufacture of cellulose pulp during which aqueous lignocellulosic material is activated with nitrogen dioxide NZ226104A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8703718A SE460543B (sv) 1987-09-28 1987-09-28 Foerfarande vid aktivering av lignocellulosamaterial med kvaevedioxid innehaallande gas

Publications (1)

Publication Number Publication Date
NZ226104A true NZ226104A (en) 1990-05-28

Family

ID=20369679

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ226104A NZ226104A (en) 1987-09-28 1988-09-09 Manufacture of cellulose pulp during which aqueous lignocellulosic material is activated with nitrogen dioxide

Country Status (12)

Country Link
EP (1) EP0309998B1 (sv)
JP (1) JP2510424B2 (sv)
AT (1) ATE101886T1 (sv)
AU (1) AU605913B2 (sv)
CA (1) CA1301412C (sv)
DE (1) DE3887948T2 (sv)
ES (1) ES2049234T3 (sv)
FI (1) FI93231C (sv)
NO (1) NO172698C (sv)
NZ (1) NZ226104A (sv)
SE (1) SE460543B (sv)
ZA (1) ZA887229B (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9200183L (sv) * 1992-01-23 1993-07-24 Kamyr Ab Avskiljningsanordning samt foerfarande

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165253A (en) * 1978-07-20 1979-08-21 Ivanov Mikhail A Process for producing pulp
SE421938B (sv) * 1980-06-05 1982-02-08 Mo Och Domsjoe Ab Forfarande for behandling av cellulosamassa med kveveoxider fore syrgasblekning
SE451023B (sv) * 1985-12-10 1987-08-24 Mo Och Domsjoe Ab Forfarande vid aktivering av lignocellulosamaterial med kvevedioxid innehallande gas

Also Published As

Publication number Publication date
ZA887229B (en) 1989-06-28
SE8703718D0 (sv) 1987-09-28
JPH01104894A (ja) 1989-04-21
DE3887948T2 (de) 1994-08-18
SE8703718L (sv) 1989-03-29
FI93231C (sv) 1995-03-10
NO172698C (no) 1993-08-25
NO884279D0 (no) 1988-09-27
NO172698B (no) 1993-05-18
EP0309998A2 (en) 1989-04-05
NO884279L (no) 1989-03-29
FI884432A (sv) 1989-03-29
FI93231B (sv) 1994-11-30
SE460543B (sv) 1989-10-23
CA1301412C (en) 1992-05-26
ES2049234T3 (es) 1994-04-16
ATE101886T1 (de) 1994-03-15
EP0309998B1 (en) 1994-02-23
AU605913B2 (en) 1991-01-24
EP0309998A3 (en) 1991-07-17
JP2510424B2 (ja) 1996-06-26
DE3887948D1 (de) 1994-03-31
AU2283288A (en) 1989-04-06
FI884432A0 (sv) 1988-09-27

Similar Documents

Publication Publication Date Title
WO1991005735A3 (en) Active carbon
NO884128L (no) Fremgangsmaate og apparat for behandling av lignocellulosematerialer med ozon.
SE8004184L (sv)
ZA939562B (en) Method of preparing intermediate DS starch esters in aqueous solution.
DE3561165D1 (en) Process for bleaching mechanical pulp with hydrogen peroxide
SE8600952D0 (sv) Forfarande for framstellning av vanillin
AU6989187A (en) Process for the removal of metals from waters containing them
ATE88988T1 (de) Verfahren und vorrichtung zur herstellung von ozonhaeltigen gasen und loesungen.
ZA933906B (en) Method of bleaching paper pulp
NZ226104A (en) Manufacture of cellulose pulp during which aqueous lignocellulosic material is activated with nitrogen dioxide
AU7694281A (en) Process for obtaining water-soluble saccharides
CA2066316A1 (fr) Procede de preparation de pate a papier a haut rendement et blanchie
SE8006100L (sv) Bindemedel
ES8701828A1 (es) Metodo de tratamiento de gases en seco para su purificacion y fines similares
DE3363199D1 (en) Biofiltration process
AU2196088A (en) Method for the manufacture of paper pulp
AU646047B2 (en) Sulfite overbased products and process
AU586304B2 (en) A method in the manufacturing of cellulose pulp
FR2300169A1 (fr) Procede de blanchiment d'une matiere cellulosique d'origine vegetale
PL281148A1 (en) Method for desulphurizing flue has containing so2, especially from the claus process, with simultaneous production of calcium sulfite and hydrosulfite applicable in the cellulose industry
SE8700972D0 (sv) A method for the removal of sulphur values from gases
JPS57192329A (en) Manufacture of 3,3-dimethylglutaric acid