CA1065560A - Process for manufacturing improved high-yield pulps - Google Patents
Process for manufacturing improved high-yield pulpsInfo
- Publication number
- CA1065560A CA1065560A CA235,917A CA235917A CA1065560A CA 1065560 A CA1065560 A CA 1065560A CA 235917 A CA235917 A CA 235917A CA 1065560 A CA1065560 A CA 1065560A
- Authority
- CA
- Canada
- Prior art keywords
- lignocellulosic material
- chips
- pulp
- steam
- vessel
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
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)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7411950A SE385719B (sv) | 1974-09-23 | 1974-09-23 | Forfarande for framstellning av massa fran lignocellulosamaterial i utbytesomradet 70-93 % |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1065560A true CA1065560A (en) | 1979-11-06 |
Family
ID=20322204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA235,917A Expired CA1065560A (en) | 1974-09-23 | 1975-09-19 | Process for manufacturing improved high-yield pulps |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS5239921B2 (ja) |
AU (1) | AU475099B2 (ja) |
BR (1) | BR7506140A (ja) |
CA (1) | CA1065560A (ja) |
FI (1) | FI57454C (ja) |
FR (1) | FR2285490A1 (ja) |
GB (2) | GB1521331A (ja) |
NO (1) | NO147115C (ja) |
SE (1) | SE385719B (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE416481B (sv) * | 1977-05-02 | 1981-01-05 | Mo Och Domsjoe Ab | Fofarande och anordning for behandling av vedflis for avlegsnande av tungmetaller och harts |
JPS5415004A (en) * | 1977-07-04 | 1979-02-03 | Hokusan Kk | Pulp making method and apparatus |
SE466060C (sv) | 1990-02-13 | 1995-09-11 | Moelnlycke Ab | Absorberande kemitermomekanisk massa och framställning därav |
US5607546A (en) * | 1990-02-13 | 1997-03-04 | Molnlycke Ab | CTMP-process |
-
1974
- 1974-09-23 SE SE7411950A patent/SE385719B/xx not_active IP Right Cessation
-
1975
- 1975-09-08 AU AU84630/75A patent/AU475099B2/en not_active Expired
- 1975-09-19 FI FI752632A patent/FI57454C/fi not_active IP Right Cessation
- 1975-09-19 CA CA235,917A patent/CA1065560A/en not_active Expired
- 1975-09-22 GB GB38855/75A patent/GB1521331A/en not_active Expired
- 1975-09-22 JP JP50114642A patent/JPS5239921B2/ja not_active Expired
- 1975-09-22 NO NO753227A patent/NO147115C/no unknown
- 1975-09-22 GB GB24434/77A patent/GB1521332A/en not_active Expired
- 1975-09-23 FR FR7529113A patent/FR2285490A1/fr active Granted
- 1975-09-23 BR BR7506140*A patent/BR7506140A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
FR2285490B1 (ja) | 1978-04-07 |
GB1521332A (en) | 1978-08-16 |
AU8463075A (en) | 1976-08-12 |
FI752632A (ja) | 1976-03-24 |
NO147115C (no) | 1983-02-02 |
JPS5160703A (ja) | 1976-05-26 |
NO147115B (no) | 1982-10-25 |
SE7411950L (sv) | 1976-03-24 |
FR2285490A1 (fr) | 1976-04-16 |
GB1521331A (en) | 1978-08-16 |
SE385719B (sv) | 1976-07-19 |
DE2540917A1 (de) | 1976-04-01 |
NO753227L (ja) | 1976-03-24 |
BR7506140A (pt) | 1976-08-03 |
AU475099B2 (en) | 1976-08-12 |
JPS5239921B2 (ja) | 1977-10-07 |
FI57454B (fi) | 1980-04-30 |
FI57454C (fi) | 1980-08-11 |
DE2540917B2 (de) | 1977-02-17 |
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