FI831449A0 - Saett vid framstaellning av sulfatmassa - Google Patents
Saett vid framstaellning av sulfatmassaInfo
- Publication number
- FI831449A0 FI831449A0 FI831449A FI831449A FI831449A0 FI 831449 A0 FI831449 A0 FI 831449A0 FI 831449 A FI831449 A FI 831449A FI 831449 A FI831449 A FI 831449A FI 831449 A0 FI831449 A0 FI 831449A0
- Authority
- FI
- Finland
- Prior art keywords
- sulfatmassa
- vid framstaellning
- saett
- saett vid
- framstaellning
- Prior art date
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
Applications Claiming Priority (2)
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 |
SE8202665 | 1982-04-28 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI831449A0 true FI831449A0 (fi) | 1983-04-27 |
FI831449L FI831449L (fi) | 1983-10-29 |
FI76384B FI76384B (fi) | 1988-06-30 |
FI76384C FI76384C (fi) | 1988-10-10 |
Family
ID=20346666
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI831449A FI76384C (fi) | 1982-04-28 | 1983-04-27 | Saett vid framstaellning av sulfatmassa. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4690731A (fi) |
JP (1) | JPS58197390A (fi) |
AT (1) | AT384047B (fi) |
CA (1) | CA1203055A (fi) |
DE (1) | DE3315359C2 (fi) |
FI (1) | FI76384C (fi) |
FR (1) | FR2526060B1 (fi) |
NO (1) | NO161926C (fi) |
SE (1) | SE452482B (fi) |
Families Citing this family (17)
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 |
CA2066181C (en) * | 1989-09-28 | 1995-09-26 | Karl-Eric Bertil Fagerlund | Displacement heating in continuous digesters |
US5256255A (en) * | 1989-09-28 | 1993-10-26 | Beloit Technologies, Inc. | Displacement heating in continuous digesters |
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 |
US5536366A (en) * | 1993-05-04 | 1996-07-16 | Ahlstrom Machinery Inc. | Digester system for implementing low dissolved solids profiling |
US5489363A (en) * | 1993-05-04 | 1996-02-06 | Kamyr, Inc. | Pulping with low dissolved solids for improved pulp strength |
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 |
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 |
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 |
Family Cites Families (11)
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 (fi) * | 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 |
-
1982
- 1982-04-28 SE SE8202665A patent/SE452482B/sv not_active IP Right Cessation
-
1983
- 1983-04-26 JP JP58073664A patent/JPS58197390A/ja active Granted
- 1983-04-27 FI FI831449A patent/FI76384C/fi not_active IP Right Cessation
- 1983-04-27 NO NO831495A patent/NO161926C/no unknown
- 1983-04-27 FR FR8306910A patent/FR2526060B1/fr not_active Expired
- 1983-04-28 CA CA000426894A patent/CA1203055A/en not_active Expired
- 1983-04-28 AT AT0154583A patent/AT384047B/de not_active IP Right Cessation
- 1983-04-28 DE DE3315359A patent/DE3315359C2/de not_active Expired - Fee Related
-
1985
- 1985-10-04 US US06/784,707 patent/US4690731A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
SE8202665L (sv) | 1983-10-29 |
ATA154583A (de) | 1987-02-15 |
DE3315359A1 (de) | 1983-11-10 |
FI76384C (fi) | 1988-10-10 |
FI76384B (fi) | 1988-06-30 |
FR2526060B1 (fr) | 1985-12-06 |
FR2526060A1 (fr) | 1983-11-04 |
JPH0415312B2 (fi) | 1992-03-17 |
CA1203055A (en) | 1986-04-15 |
NO161926B (no) | 1989-07-03 |
JPS58197390A (ja) | 1983-11-17 |
FI831449L (fi) | 1983-10-29 |
SE452482B (sv) | 1987-11-30 |
AT384047B (de) | 1987-09-25 |
DE3315359C2 (de) | 1995-11-16 |
NO831495L (no) | 1983-10-31 |
NO161926C (no) | 1989-10-11 |
US4690731A (en) | 1987-09-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: SUNDS DEFIBRATOR AKTIEBOLAG |