SE452482B - Forfarande for satsvis framstellning av sulfatmassa med hog delignifieringsgrad - Google Patents

Forfarande for satsvis framstellning av sulfatmassa med hog delignifieringsgrad

Info

Publication number
SE452482B
SE452482B SE8202665A SE8202665A SE452482B SE 452482 B SE452482 B SE 452482B SE 8202665 A SE8202665 A SE 8202665A SE 8202665 A SE8202665 A SE 8202665A SE 452482 B SE452482 B SE 452482B
Authority
SE
Sweden
Prior art keywords
liquid
phase
cooking
boiling
carried out
Prior art date
Application number
SE8202665A
Other languages
English (en)
Swedish (sv)
Other versions
SE8202665L (sv
Inventor
N J C Hartler
K-E Lekander
L T Sjodin
P J Mjoberg
Original Assignee
Sunds Defibrator
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 Sunds Defibrator filed Critical Sunds Defibrator
Priority to SE8202665A priority Critical patent/SE452482B/sv
Priority to JP58073664A priority patent/JPS58197390A/ja
Priority to NO831495A priority patent/NO161926C/no
Priority to FI831449A priority patent/FI76384C/fi
Priority to FR8306910A priority patent/FR2526060B1/fr
Priority to AT0154583A priority patent/AT384047B/de
Priority to CA000426894A priority patent/CA1203055A/en
Priority to DE3315359A priority patent/DE3315359C2/de
Publication of SE8202665L publication Critical patent/SE8202665L/
Priority to US06/784,707 priority patent/US4690731A/en
Publication of SE452482B publication Critical patent/SE452482B/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes

Landscapes

  • Paper (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
SE8202665A 1982-04-28 1982-04-28 Forfarande for satsvis framstellning av sulfatmassa med hog delignifieringsgrad SE452482B (sv)

Priority Applications (9)

Application Number Priority Date Filing Date Title
SE8202665A SE452482B (sv) 1982-04-28 1982-04-28 Forfarande for satsvis framstellning av sulfatmassa med hog delignifieringsgrad
JP58073664A JPS58197390A (ja) 1982-04-28 1983-04-26 硫酸塩パルプの製造方法
NO831495A NO161926C (no) 1982-04-28 1983-04-27 Fremgangsmaate for fremstilling av sulfatmasse.
FI831449A FI76384C (fi) 1982-04-28 1983-04-27 Saett vid framstaellning av sulfatmassa.
FR8306910A FR2526060B1 (fr) 1982-04-28 1983-04-27 Procede de fabrication de pate au sulfate
AT0154583A AT384047B (de) 1982-04-28 1983-04-28 Verfahren zur herstellung von sulfatpuelpe
CA000426894A CA1203055A (en) 1982-04-28 1983-04-28 Method of making sulphate pulp
DE3315359A DE3315359C2 (de) 1982-04-28 1983-04-28 Verfahren zur Herstellung von Sulfatzellstoff
US06/784,707 US4690731A (en) 1982-04-28 1985-10-04 Method of making sulphate pulp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8202665A SE452482B (sv) 1982-04-28 1982-04-28 Forfarande for satsvis framstellning av sulfatmassa med hog delignifieringsgrad

Publications (2)

Publication Number Publication Date
SE8202665L SE8202665L (sv) 1983-10-29
SE452482B true SE452482B (sv) 1987-11-30

Family

ID=20346666

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8202665A SE452482B (sv) 1982-04-28 1982-04-28 Forfarande for satsvis framstellning av sulfatmassa med hog delignifieringsgrad

Country Status (9)

Country Link
US (1) US4690731A (cs)
JP (1) JPS58197390A (cs)
AT (1) AT384047B (cs)
CA (1) CA1203055A (cs)
DE (1) DE3315359C2 (cs)
FI (1) FI76384C (cs)
FR (1) FR2526060B1 (cs)
NO (1) NO161926C (cs)
SE (1) SE452482B (cs)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5015333A (en) * 1983-07-20 1991-05-14 Beloit Corporation Multi-stage pulp washing within a batch digester
FI75615C (fi) * 1985-11-29 1991-08-26 Ahlstroem Oy Foerfarande foer saenkning av svartlutens viskositet.
US5066362A (en) * 1987-12-01 1991-11-19 Kamyr, Inc. Extended delignification in pressure diffusers
US5021127A (en) * 1987-12-01 1991-06-04 Kamyr, Inc. Extended delignification in pressure diffusers
US5256255A (en) * 1989-09-28 1993-10-26 Beloit Technologies, Inc. Displacement heating in continuous digesters
ES2045948T3 (es) * 1989-09-28 1994-01-16 Beloit Technologies Inc Desplazamiento termico en las lejiadoras continuas.
US5080757A (en) * 1989-10-30 1992-01-14 Beloit Corporation Method to displace a digester from both ends
US5059284A (en) * 1989-10-30 1991-10-22 Beloit Corporation Apparatus to displace a digester from both ends
US5489363A (en) * 1993-05-04 1996-02-06 Kamyr, Inc. Pulping with low dissolved solids for improved pulp strength
US5536366A (en) * 1993-05-04 1996-07-16 Ahlstrom Machinery Inc. Digester system for implementing low dissolved solids profiling
US5522958A (en) * 1994-07-18 1996-06-04 Pulp And Paper Research Institute Of Canada Two-stage kraft cooking
US5795438A (en) * 1996-11-04 1998-08-18 Ahlstrom Machinery Inc. Method and apparatus for feeding multiple digesters
US5958181A (en) * 1997-08-07 1999-09-28 Ahlstrom Machinery, Inc. Continuous cooking with a two-stage cool impregnation
US5885414A (en) * 1997-08-18 1999-03-23 Kvaerner Pulping Ab Method of producing pulp with high alkali cooking in the last cooking stage
US20010032711A1 (en) * 1998-10-26 2001-10-25 C. Bertil Stromberg Pulp cooking with particular alkali profiles
CN1318690C (zh) * 2003-08-26 2007-05-30 山东泉林纸业有限责任公司 一种球内洗涤分级蒸煮工艺
CN1297708C (zh) * 2003-08-26 2007-01-31 山东泉林纸业有限责任公司 一种用球内洗涤分级蒸煮工艺生产的浓黑液、黑液

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1645754A (en) * 1926-09-10 1927-10-18 Jr Wallace H Howell Method and apparatus for producing paper pulp
US1816343A (en) * 1929-05-15 1931-07-28 Brown Co Process of refining raw cellulose pulp
US2041597A (en) * 1933-09-01 1936-05-19 Chemipulp Process Inc Digesting process and apparatus
US2195378A (en) * 1935-11-22 1940-03-26 Chemipulp Process Inc Process of producing cellulosic pulp
US2849315A (en) * 1953-05-07 1958-08-26 Haglund Gustaf Digestion of wood
FR1354383A (fr) * 1962-03-30 1964-03-06 Black Clawson Co Procédé et installation de fabrication en continu de pâte kraft
BE630337A (cs) * 1962-03-30
US3467573A (en) * 1965-12-13 1969-09-16 Improved Machinery Inc Upflow digester containing means for separate removal of wash liquor and pulping liquor and method of pulping in said digester
US3294623A (en) * 1966-02-23 1966-12-27 Int Paper Co Continuous digestion and purification with recirculation of liquor
BR7406365D0 (pt) * 1974-08-02 1974-11-19 Suzano Papel & Celulose Equipamento e metodo para delignificar materiais fibrosos com solucoes alcalinas
US4236961A (en) * 1979-07-25 1980-12-02 Green Frank B Pulping lignocellulose in continuous pressurized batch digesters

Also Published As

Publication number Publication date
ATA154583A (de) 1987-02-15
NO831495L (no) 1983-10-31
FR2526060B1 (fr) 1985-12-06
FI76384C (fi) 1988-10-10
NO161926C (no) 1989-10-11
FI76384B (fi) 1988-06-30
NO161926B (no) 1989-07-03
FI831449A0 (fi) 1983-04-27
AT384047B (de) 1987-09-25
DE3315359C2 (de) 1995-11-16
JPS58197390A (ja) 1983-11-17
CA1203055A (en) 1986-04-15
US4690731A (en) 1987-09-01
FI831449L (fi) 1983-10-29
FR2526060A1 (fr) 1983-11-04
SE8202665L (sv) 1983-10-29
DE3315359A1 (de) 1983-11-10
JPH0415312B2 (cs) 1992-03-17

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