NO168490C - Fremgangsmaate ved delignifisering av celluloseholdig materiale. - Google Patents

Fremgangsmaate ved delignifisering av celluloseholdig materiale.

Info

Publication number
NO168490C
NO168490C NO863133A NO863133A NO168490C NO 168490 C NO168490 C NO 168490C NO 863133 A NO863133 A NO 863133A NO 863133 A NO863133 A NO 863133A NO 168490 C NO168490 C NO 168490C
Authority
NO
Norway
Prior art keywords
cellulosic materials
delignification
procedure
cellulose substances
treated
Prior art date
Application number
NO863133A
Other languages
English (en)
Norwegian (no)
Other versions
NO863133D0 (no
NO863133L (no
NO168490B (no
Inventor
Josef S Gratzl
Original Assignee
Interox Sa
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 Interox Sa filed Critical Interox Sa
Publication of NO863133D0 publication Critical patent/NO863133D0/no
Publication of NO863133L publication Critical patent/NO863133L/no
Publication of NO168490B publication Critical patent/NO168490B/no
Publication of NO168490C publication Critical patent/NO168490C/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/26—Multistage processes

Landscapes

  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • External Artificial Organs (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Materials For Medical Uses (AREA)
  • Dental Preparations (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
NO863133A 1985-08-05 1986-08-04 Fremgangsmaate ved delignifisering av celluloseholdig materiale. NO168490C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76272685A 1985-08-05 1985-08-05

Publications (4)

Publication Number Publication Date
NO863133D0 NO863133D0 (no) 1986-08-04
NO863133L NO863133L (no) 1987-02-06
NO168490B NO168490B (no) 1991-11-18
NO168490C true NO168490C (no) 1992-02-26

Family

ID=25065883

Family Applications (1)

Application Number Title Priority Date Filing Date
NO863133A NO168490C (no) 1985-08-05 1986-08-04 Fremgangsmaate ved delignifisering av celluloseholdig materiale.

Country Status (13)

Country Link
EP (1) EP0212329B1 (fr)
JP (1) JPH0742670B2 (fr)
AT (1) ATE57400T1 (fr)
AU (1) AU591509B2 (fr)
BR (1) BR8603672A (fr)
CA (1) CA1311093C (fr)
DE (1) DE3674859D1 (fr)
ES (1) ES2000385A6 (fr)
FI (1) FI85726C (fr)
NO (1) NO168490C (fr)
NZ (1) NZ217002A (fr)
PT (1) PT83118B (fr)
YU (1) YU45351B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN167959B (fr) * 1985-08-05 1991-01-12 Interox

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1474276A (fr) * 1965-03-19 1967-03-24 Electro Chimie Soc D Perfectionnements à la fabrication de pâte à papier
SE373896B (fr) * 1972-07-05 1975-02-17 Mo Och Domsjoe Ab
SE380298B (sv) * 1974-03-14 1975-11-03 Mo Forfarande for delignifiering genom syrgas-alkalibehandling av lignocelluosahaltigt material
SE7612248L (sv) * 1976-11-03 1978-05-04 Mo Och Domsjoe Ab Kokning av lignocellulosahaltiga material
SU821614A1 (ru) * 1979-06-19 1981-04-15 Белорусский Технологический Институт Им.C.M.Кирова Способ получени целлюлозного полу-фАбРиКАТА
IN167959B (fr) * 1985-08-05 1991-01-12 Interox

Also Published As

Publication number Publication date
FI85726B (fi) 1992-02-14
YU136986A (en) 1987-10-31
JPS6297992A (ja) 1987-05-07
NZ217002A (en) 1988-11-29
BR8603672A (pt) 1987-03-10
PT83118B (pt) 1988-10-14
AU591509B2 (en) 1989-12-07
FI85726C (fi) 1992-05-25
NO863133D0 (no) 1986-08-04
ATE57400T1 (de) 1990-10-15
YU45351B (en) 1992-05-28
DE3674859D1 (de) 1990-11-15
FI863194A0 (fi) 1986-08-05
NO863133L (no) 1987-02-06
JPH0742670B2 (ja) 1995-05-10
AU6054486A (en) 1987-02-12
CA1311093C (fr) 1992-12-08
NO168490B (no) 1991-11-18
PT83118A (fr) 1986-09-01
EP0212329B1 (fr) 1990-10-10
EP0212329A1 (fr) 1987-03-04
FI863194A (fi) 1987-02-06
ES2000385A6 (es) 1988-02-16

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Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN FEBRUARY 2002