FI76385C - Anordning och foerfaringssaett foer uppslutkokning av cellulosahaltigt fibermaterial. - Google Patents
Anordning och foerfaringssaett foer uppslutkokning av cellulosahaltigt fibermaterial. Download PDFInfo
- Publication number
- FI76385C FI76385C FI802323A FI802323A FI76385C FI 76385 C FI76385 C FI 76385C FI 802323 A FI802323 A FI 802323A FI 802323 A FI802323 A FI 802323A FI 76385 C FI76385 C FI 76385C
- Authority
- FI
- Finland
- Prior art keywords
- vessel
- flow path
- liquid
- scraper
- fibrous material
- Prior art date
Links
- 239000002657 fibrous material Substances 0.000 title claims description 32
- 238000000034 method Methods 0.000 title claims description 11
- 238000009835 boiling Methods 0.000 title 1
- 239000007788 liquid Substances 0.000 claims description 69
- 238000010411 cooking Methods 0.000 claims description 17
- 239000012530 fluid Substances 0.000 claims description 15
- 239000000835 fiber Substances 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000002585 base Substances 0.000 description 18
- 238000005406 washing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000005470 impregnation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 2
- 241000609240 Ambelania acida Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000010905 bagasse Substances 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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
- D21C7/00—Digesters
Landscapes
- Paper (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/062,189 US4432836A (en) | 1979-07-30 | 1979-07-30 | Vessel false bottoming |
| US6218979 | 1979-07-30 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI802323A7 FI802323A7 (fi) | 1981-01-31 |
| FI76385B FI76385B (fi) | 1988-06-30 |
| FI76385C true FI76385C (fi) | 1988-10-10 |
Family
ID=22040783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI802323A FI76385C (fi) | 1979-07-30 | 1980-07-23 | Anordning och foerfaringssaett foer uppslutkokning av cellulosahaltigt fibermaterial. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4432836A (en, 2012) |
| JP (1) | JPS5626090A (en, 2012) |
| AT (1) | AT376248B (en, 2012) |
| BR (1) | BR8004753A (en, 2012) |
| CA (1) | CA1143201A (en, 2012) |
| DE (1) | DE3027847A1 (en, 2012) |
| FI (1) | FI76385C (en, 2012) |
| FR (1) | FR2462512A1 (en, 2012) |
| SE (1) | SE451148B (en, 2012) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5021127A (en) * | 1987-12-01 | 1991-06-04 | Kamyr, Inc. | Extended delignification in pressure diffusers |
| AT394738B (de) * | 1990-09-03 | 1992-06-10 | Andritz Ag Maschf | Verfahren und vorrichtung zum austragen eines mediums aus einem behaelter |
| US6007680A (en) * | 1994-12-08 | 1999-12-28 | Kvaerner Pulping Ab | Apparatus for safely conducting pressurized peroxide bleaching |
| US5954066A (en) * | 1995-01-25 | 1999-09-21 | Kvaerner Pulping Ab | Method for controlling chemical reaction |
| US5795438A (en) * | 1996-11-04 | 1998-08-18 | Ahlstrom Machinery Inc. | Method and apparatus for feeding multiple digesters |
| US7223308B2 (en) * | 2003-10-06 | 2007-05-29 | Applied Materials, Inc. | Apparatus to improve wafer temperature uniformity for face-up wet processing |
| US20090020244A1 (en) * | 2007-07-16 | 2009-01-22 | Andritz Inc. | Impregnation vessel with convergence side relief and method for heat injection at convergence |
| SE545646C2 (en) * | 2021-05-28 | 2023-11-21 | Valmet Oy | Treatment vessel having reduced outlet end diameter |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1598185A (en) * | 1926-01-21 | 1926-08-31 | Willard Cyrus Field | Devulcanizing kettle |
| US2730888A (en) * | 1952-12-31 | 1956-01-17 | Hercules Powder Co Ltd | Apparatus for treating pulp with liquid |
| US2938824A (en) * | 1957-01-22 | 1960-05-31 | Kamyr Ab | Digestion apparatus and method |
| US2960161A (en) * | 1957-05-16 | 1960-11-15 | John C F C Richter | Device for discharging materials from vessels |
| SE324996B (en, 2012) * | 1967-08-16 | 1970-06-15 | Sunds Ab | |
| US3804304A (en) * | 1969-04-08 | 1974-04-16 | Kamyr Ab | Device for discharging cellulosic pulp out of a container |
| SE359331B (en, 2012) * | 1970-03-17 | 1973-08-27 | Kamyr Ab | |
| SE344603B (en, 2012) * | 1971-06-22 | 1972-04-24 | Kamyr Ab | |
| SE431662B (sv) * | 1974-07-05 | 1984-02-20 | Kamyr Ab | Sett vid kontinuerlig kokning av fibermaterial |
| SE390990B (sv) * | 1975-06-02 | 1977-01-31 | Kamyr Ab | Sett och anordning for impregnering av fibermaterial fore kokning medelst pulsering av tryck mellan kokartryck och ett legre tryck |
| US4104113A (en) * | 1976-06-21 | 1978-08-01 | Kamyr, Inc. | Two-stage digestion with between vessel heating |
| US4123318A (en) * | 1976-06-29 | 1978-10-31 | Kamyr, Inc. | Three-vessel treatment system |
-
1979
- 1979-07-30 US US06/062,189 patent/US4432836A/en not_active Expired - Lifetime
-
1980
- 1980-07-16 SE SE8005189A patent/SE451148B/sv not_active IP Right Cessation
- 1980-07-22 FR FR8016164A patent/FR2462512A1/fr active Granted
- 1980-07-23 FI FI802323A patent/FI76385C/fi not_active IP Right Cessation
- 1980-07-23 DE DE19803027847 patent/DE3027847A1/de active Granted
- 1980-07-25 AT AT0388780A patent/AT376248B/de not_active IP Right Cessation
- 1980-07-29 BR BR8004753A patent/BR8004753A/pt not_active IP Right Cessation
- 1980-07-30 CA CA000357375A patent/CA1143201A/en not_active Expired
- 1980-07-30 JP JP10378380A patent/JPS5626090A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| AT376248B (de) | 1984-10-25 |
| SE8005189L (sv) | 1981-01-31 |
| JPS5626090A (en) | 1981-03-13 |
| US4432836A (en) | 1984-02-21 |
| FR2462512B1 (en, 2012) | 1984-01-06 |
| FI802323A7 (fi) | 1981-01-31 |
| JPH0120277B2 (en, 2012) | 1989-04-14 |
| DE3027847C2 (en, 2012) | 1989-06-22 |
| FI76385B (fi) | 1988-06-30 |
| BR8004753A (pt) | 1981-02-10 |
| FR2462512A1 (fr) | 1981-02-13 |
| ATA388780A (de) | 1984-03-15 |
| DE3027847A1 (de) | 1981-02-26 |
| CA1143201A (en) | 1983-03-22 |
| SE451148B (sv) | 1987-09-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: KAMYR, INC. |