ZA887229B - A method in the activation of lignocellulosic material with a gas containing nitrogen dioxide - Google Patents

A method in the activation of lignocellulosic material with a gas containing nitrogen dioxide

Info

Publication number
ZA887229B
ZA887229B ZA887229A ZA887229A ZA887229B ZA 887229 B ZA887229 B ZA 887229B ZA 887229 A ZA887229 A ZA 887229A ZA 887229 A ZA887229 A ZA 887229A ZA 887229 B ZA887229 B ZA 887229B
Authority
ZA
South Africa
Prior art keywords
gas
lignocellulosic material
separated
activating
containing nitrogen
Prior art date
Application number
ZA887229A
Other languages
English (en)
Inventor
Hans Olof Samuelson
Olof Samuelson Hans
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 ZA887229B publication Critical patent/ZA887229B/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)
ZA887229A 1987-09-28 1988-09-27 A method in the activation of lignocellulosic material with a gas containing nitrogen dioxide ZA887229B (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
ZA887229B true ZA887229B (en) 1989-06-28

Family

ID=20369679

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA887229A ZA887229B (en) 1987-09-28 1988-09-27 A method in the activation of lignocellulosic material with a gas containing nitrogen dioxide

Country Status (12)

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

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
FI884432A0 (fi) 1988-09-27
SE8703718D0 (sv) 1987-09-28
EP0309998A2 (en) 1989-04-05
SE460543B (sv) 1989-10-23
EP0309998A3 (en) 1991-07-17
CA1301412C (en) 1992-05-26
DE3887948D1 (de) 1994-03-31
NO884279D0 (no) 1988-09-27
NZ226104A (en) 1990-05-28
DE3887948T2 (de) 1994-08-18
FI93231C (fi) 1995-03-10
ATE101886T1 (de) 1994-03-15
FI93231B (fi) 1994-11-30
JP2510424B2 (ja) 1996-06-26
ES2049234T3 (es) 1994-04-16
NO172698C (no) 1993-08-25
NO884279L (no) 1989-03-29
SE8703718L (sv) 1989-03-29
AU605913B2 (en) 1991-01-24
FI884432A (fi) 1989-03-29
NO172698B (no) 1993-05-18
JPH01104894A (ja) 1989-04-21
AU2283288A (en) 1989-04-06
EP0309998B1 (en) 1994-02-23

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