SE458690B - Saett att framstaella mekanisk massa fraan lignocellulosahaltigt material i styckeform med en laengd i fiberriktningen av minst 200 mm - Google Patents
Saett att framstaella mekanisk massa fraan lignocellulosahaltigt material i styckeform med en laengd i fiberriktningen av minst 200 mmInfo
- Publication number
- SE458690B SE458690B SE8604769A SE8604769A SE458690B SE 458690 B SE458690 B SE 458690B SE 8604769 A SE8604769 A SE 8604769A SE 8604769 A SE8604769 A SE 8604769A SE 458690 B SE458690 B SE 458690B
- Authority
- SE
- Sweden
- Prior art keywords
- impregnation
- fiber direction
- length
- fiber
- pieces
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/14—Disintegrating in mills
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
- Reinforced Plastic Materials (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8604769A SE458690B (sv) | 1986-11-06 | 1986-11-06 | Saett att framstaella mekanisk massa fraan lignocellulosahaltigt material i styckeform med en laengd i fiberriktningen av minst 200 mm |
EP19870907450 EP0329694A1 (en) | 1986-11-06 | 1987-10-27 | Method of making mechanical pulp |
PCT/SE1987/000498 WO1988003581A1 (en) | 1986-11-06 | 1987-10-27 | Method of making mechanical pulp |
JP50683987A JPH02501394A (ja) | 1986-11-06 | 1987-10-27 | メカニカルパルプの製造方法 |
AU82338/87A AU8233887A (en) | 1986-11-06 | 1987-10-27 | Method of making mechanical pulp |
NZ22244887A NZ222448A (en) | 1986-11-06 | 1987-11-04 | Making mechanical pulp: defibering lignocellulose material in the presence of liquid |
NO883006A NO883006L (no) | 1986-11-06 | 1988-07-05 | Fremgangmsmaate for fremstilling av mekanisk masse. |
FI892152A FI892152A (fi) | 1986-11-06 | 1989-05-04 | Foerfarande foer framstaellning av slip. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8604769A SE458690B (sv) | 1986-11-06 | 1986-11-06 | Saett att framstaella mekanisk massa fraan lignocellulosahaltigt material i styckeform med en laengd i fiberriktningen av minst 200 mm |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8604769D0 SE8604769D0 (sv) | 1986-11-06 |
SE8604769L SE8604769L (sv) | 1988-05-07 |
SE458690B true SE458690B (sv) | 1989-04-24 |
Family
ID=20366212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8604769A SE458690B (sv) | 1986-11-06 | 1986-11-06 | Saett att framstaella mekanisk massa fraan lignocellulosahaltigt material i styckeform med en laengd i fiberriktningen av minst 200 mm |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0329694A1 (fi) |
JP (1) | JPH02501394A (fi) |
AU (1) | AU8233887A (fi) |
FI (1) | FI892152A (fi) |
NZ (1) | NZ222448A (fi) |
SE (1) | SE458690B (fi) |
WO (1) | WO1988003581A1 (fi) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997028305A1 (en) * | 1996-01-31 | 1997-08-07 | Sunds Defibrator Woodhandling Oy | Process and apparatus for treatment of fibrous raw material |
WO2004050983A1 (en) * | 2002-12-04 | 2004-06-17 | Stfi, Skogsindustrins Tekniska Forskningsinstitut Ab | Method and system for treatment of wood chips |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI126694B (fi) * | 2005-12-02 | 2017-04-13 | Metsä Board Oyj | Kemimekaaninen massa ja menetelmä sen valmistamiseksi |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2075023A (en) * | 1934-12-12 | 1937-03-30 | Lester W David | Method of preparing wood for grinding |
US3130116A (en) * | 1960-08-24 | 1964-04-21 | Fmc Corp | Process for grinding or pulping wood |
CA662818A (en) * | 1961-06-23 | 1963-05-07 | Atack Douglas | Profiled tool and apparatus for the production of paper making pulp |
SE327886B (fi) * | 1967-12-07 | 1970-08-31 | Svenska Cellulosa Ab | |
DE1951816A1 (de) * | 1969-06-12 | 1970-12-23 | Mosca Moscon & Cia | Verfahren zur Herstellung von mechanisch-chemischen,semichemischen oder chemischen Holzzellstoffen oder Halzfaserbreien fuer die Fabrikation von Papier,Karton u.dgl. |
US3808090A (en) * | 1970-10-01 | 1974-04-30 | F Luhde | Mechanical abrasion of wood particles in the presence of water and in an inert gaseous atmosphere |
CA1240456A (en) * | 1983-10-20 | 1988-08-16 | Kamyr, Inc. | Mechanical pulping |
SE8501246L (sv) * | 1985-03-13 | 1986-09-14 | Eka Ab | Sett att tillverka blekt, kemimekanisk och halvkemisk fibermassa med anvendning av enstegsimpregnering |
AU605745B2 (en) * | 1985-09-20 | 1991-01-24 | Kimberly-Clark Worldwide, Inc. | Method of preparing pulp with stabilizers and peroxide prior to mechanical refining |
-
1986
- 1986-11-06 SE SE8604769A patent/SE458690B/sv not_active IP Right Cessation
-
1987
- 1987-10-27 EP EP19870907450 patent/EP0329694A1/en not_active Withdrawn
- 1987-10-27 WO PCT/SE1987/000498 patent/WO1988003581A1/en not_active Application Discontinuation
- 1987-10-27 JP JP50683987A patent/JPH02501394A/ja active Pending
- 1987-10-27 AU AU82338/87A patent/AU8233887A/en not_active Abandoned
- 1987-11-04 NZ NZ22244887A patent/NZ222448A/xx unknown
-
1989
- 1989-05-04 FI FI892152A patent/FI892152A/fi not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997028305A1 (en) * | 1996-01-31 | 1997-08-07 | Sunds Defibrator Woodhandling Oy | Process and apparatus for treatment of fibrous raw material |
WO2004050983A1 (en) * | 2002-12-04 | 2004-06-17 | Stfi, Skogsindustrins Tekniska Forskningsinstitut Ab | Method and system for treatment of wood chips |
Also Published As
Publication number | Publication date |
---|---|
JPH02501394A (ja) | 1990-05-17 |
SE8604769L (sv) | 1988-05-07 |
WO1988003581A1 (en) | 1988-05-19 |
FI892152A0 (fi) | 1989-05-04 |
NZ222448A (en) | 1989-02-24 |
AU8233887A (en) | 1988-06-01 |
FI892152A (fi) | 1989-05-04 |
EP0329694A1 (en) | 1989-08-30 |
SE8604769D0 (sv) | 1986-11-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6214164B1 (en) | Process for pretreating wood chips for pulping | |
US3597310A (en) | Method of producing high yield pulp by disc refining at ph of 12 to 14 | |
NO147037B (no) | Fremgangsmaate ved fremstilling av cellulosemasse | |
FI69491B (fi) | Foerfarande foer framstaellning av mekanisk massa | |
US3016324A (en) | Method and apparatus for producing wood pulp | |
JPS6248561B2 (fi) | ||
RU2736428C1 (ru) | Способ получения волокнистого полуфабриката из мискантуса | |
SE458690B (sv) | Saett att framstaella mekanisk massa fraan lignocellulosahaltigt material i styckeform med en laengd i fiberriktningen av minst 200 mm | |
EP0509905B1 (fr) | Procédé de préparation de pâte à papier à haut rendement et blanchie | |
US1785544A (en) | Process and apparatus for disintegrating wood | |
SE438689B (sv) | Forfarande for framstellning av stenslipad tremassa utgaende fran treflis | |
RU2483150C2 (ru) | Способ получения древесноволокнистых полуфабрикатов и устройство для его осуществления | |
US1654624A (en) | Process of separating vegetable fibrous material | |
US2735762A (en) | Washing | |
SE461796B (sv) | Impregnering av lignocellulosamaterial i form av stycken av minst 100 mm laengd | |
NO883006L (no) | Fremgangmsmaate for fremstilling av mekanisk masse. | |
US2752394A (en) | Method of manufacturing vanillin | |
Mašura | Alkaline degradation of spruce and beech wood | |
FI74493B (fi) | Foerfarande foer framstaellning av mekanisk massa, isynnerhet kemimekanisk massa utav raomaterial av ved. | |
US2673798A (en) | Deinking | |
SU979553A1 (ru) | Способ получени древесной массы | |
SU732145A1 (ru) | Способ получени массы дл изготовлени волокнистых плит | |
SU979554A1 (ru) | Способ получени древесной массы | |
US2929757A (en) | Method for treating vegetable material with a view to producing paper pulp | |
CA1051618A (en) | Method of producing high yield chemimechanical pulps |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAL | Patent in force |
Ref document number: 8604769-3 Format of ref document f/p: F |
|
NUG | Patent has lapsed |
Ref document number: 8604769-3 Format of ref document f/p: F |