FI863194A0 - Foerfarande foer delignifiering av cellulosamaterial. - Google Patents

Foerfarande foer delignifiering av cellulosamaterial.

Info

Publication number
FI863194A0
FI863194A0 FI863194A FI863194A FI863194A0 FI 863194 A0 FI863194 A0 FI 863194A0 FI 863194 A FI863194 A FI 863194A FI 863194 A FI863194 A FI 863194A FI 863194 A0 FI863194 A0 FI 863194A0
Authority
FI
Finland
Prior art keywords
cellulosic materials
cellulosamaterial
foerfarande foer
delignifiering
treated
Prior art date
Application number
FI863194A
Other languages
English (en)
Other versions
FI85726C (fi
FI85726B (fi
FI863194A (fi
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 FI863194A0 publication Critical patent/FI863194A0/fi
Publication of FI863194A publication Critical patent/FI863194A/fi
Application granted granted Critical
Publication of FI85726B publication Critical patent/FI85726B/fi
Publication of FI85726C publication Critical patent/FI85726C/fi

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)
  • Materials For Medical Uses (AREA)
  • Dental Preparations (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • External Artificial Organs (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
FI863194A 1985-08-05 1986-08-05 Foerfarande foer delignifiering av cellulosamaterial. FI85726C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US76272685A 1985-08-05 1985-08-05
US76272685 1985-08-05

Publications (4)

Publication Number Publication Date
FI863194A0 true FI863194A0 (fi) 1986-08-05
FI863194A FI863194A (fi) 1987-02-06
FI85726B FI85726B (fi) 1992-02-14
FI85726C FI85726C (fi) 1992-05-25

Family

ID=25065883

Family Applications (1)

Application Number Title Priority Date Filing Date
FI863194A FI85726C (fi) 1985-08-05 1986-08-05 Foerfarande foer delignifiering av cellulosamaterial.

Country Status (13)

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

Families Citing this family (1)

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

Also Published As

Publication number Publication date
NO168490B (no) 1991-11-18
NZ217002A (en) 1988-11-29
BR8603672A (pt) 1987-03-10
DE3674859D1 (de) 1990-11-15
PT83118B (pt) 1988-10-14
EP0212329B1 (fr) 1990-10-10
FI85726C (fi) 1992-05-25
FI85726B (fi) 1992-02-14
AU591509B2 (en) 1989-12-07
JPH0742670B2 (ja) 1995-05-10
YU45351B (en) 1992-05-28
CA1311093C (fr) 1992-12-08
NO168490C (no) 1992-02-26
AU6054486A (en) 1987-02-12
ES2000385A6 (es) 1988-02-16
NO863133D0 (no) 1986-08-04
ATE57400T1 (de) 1990-10-15
EP0212329A1 (fr) 1987-03-04
JPS6297992A (ja) 1987-05-07
NO863133L (no) 1987-02-06
FI863194A (fi) 1987-02-06
YU136986A (en) 1987-10-31
PT83118A (fr) 1986-09-01

Similar Documents

Publication Publication Date Title
BR8401646A (pt) Processo e dispositivo para recuperar produtos quimicos de licor de refugo da producao de polpa de madeira,primariamente do processo tipo "kraft"
FR2552125B1 (fr) Procede pour le taitement des matieres cellulosiques par des agents oxydants
DE3672577D1 (de) Verfahren zur bleiche und delignifizierung von zellstoffhaltigen produkten.
IT1230484B (it) Procedimento per il candeggio di materie tessili
FI863194A0 (fi) Foerfarande foer delignifiering av cellulosamaterial.
FI863193A (fi) Foerfarande foer delignifiering av cellulosamaterial.
DE3676490D1 (de) Vorbehandlungsverfahren von pulpe mit stabilisierungsmitteln und peroxid vor der mechanischen raffinierung.
ES8802335A1 (es) Procedimiento para mejorar las propiedades mecanicas de una pasta de papel quimica o semiquimica de bagazo
FI854148A0 (fi) Foerfarande foer behandling av pappersmassor foer blekning av desamma.
SE8505899L (sv) Regenererbara reducerande blekmedel
ATE63035T1 (de) Stabilisierte wasserstoffperoxydzusammensetzung, deren herstellungsverfahren und verwendung.

Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: INTEROX (SOCIETE ANONYME)