CH243348A - Process and system for the continuous digestion of fiber material. - Google Patents
Process and system for the continuous digestion of fiber material.Info
- Publication number
- CH243348A CH243348A CH243348DA CH243348A CH 243348 A CH243348 A CH 243348A CH 243348D A CH243348D A CH 243348DA CH 243348 A CH243348 A CH 243348A
- Authority
- CH
- Switzerland
- Prior art keywords
- fiber material
- continuous digestion
- digestion
- continuous
- fiber
- 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
- D21C3/24—Continuous processes
-
- 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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO2474862X | 1942-10-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH243348A true CH243348A (en) | 1946-07-15 |
Family
ID=19914997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH243348D CH243348A (en) | 1942-10-15 | 1944-07-01 | Process and system for the continuous digestion of fiber material. |
Country Status (3)
Country | Link |
---|---|
US (1) | US2474862A (en) |
CH (1) | CH243348A (en) |
FR (1) | FR905821A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE966918C (en) * | 1952-05-29 | 1957-09-19 | Kamyr Ab | Device for removing cellulose material from pressure vessels |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB684222A (en) * | 1950-07-08 | 1952-12-10 | Kamyr Ab | Cellulose digester |
US2938825A (en) * | 1953-01-30 | 1960-05-31 | Babcock & Wilcox Co | Method of resisting digester corrosion |
US2769710A (en) * | 1954-01-12 | 1956-11-06 | Cellulose Dev Corp Ltd | Process for the continuous treatment of vegetable fibers |
US2872314A (en) * | 1954-07-12 | 1959-02-03 | Waldorf Paper Products Co | Method of making pulp |
US2905240A (en) * | 1954-12-10 | 1959-09-22 | Waldorf Paper Prod Co | Apparatus for impregnating wood chips |
US2858211A (en) * | 1956-02-13 | 1958-10-28 | Condi Engineering Corp | Apparatus for wood chip digestion |
US2858212A (en) * | 1956-02-13 | 1958-10-28 | Condi Engineering Corp | Wood chip feeders |
US2938824A (en) * | 1957-01-22 | 1960-05-31 | Kamyr Ab | Digestion apparatus and method |
US3041232A (en) * | 1957-02-06 | 1962-06-26 | Kamyr Ab | Method of continuous cellulose digestion and digester apparatus for practicing said method |
NO117673B (en) * | 1962-02-14 | 1969-09-08 | Svenska Cellulosa Ab | |
BE630337A (en) * | 1962-03-30 | |||
US3215588A (en) * | 1963-08-15 | 1965-11-02 | Lummus Co | Continuous impregnation, cooking, and washing of fibrous material |
US3427218A (en) * | 1964-07-10 | 1969-02-11 | Kamyr Ab | Method of performing counter-current continuous cellulose digestion |
US3434920A (en) * | 1965-10-07 | 1969-03-25 | Frank B K Green | Apparatus for continuous digesting |
SE390990B (en) * | 1975-06-02 | 1977-01-31 | Kamyr Ab | KIT AND DEVICE FOR IMPREGNATION OF FIBER MATERIALS FOR COOKING BY PULSING PRESSURE BETWEEN BOILER PRESSURE AND A LOWER PRESSURE |
US5766418A (en) * | 1996-09-13 | 1998-06-16 | Ahlstrom Machinery Inc. | Handling fibrous material used to produce cellulose pulp |
US6186373B1 (en) | 1998-04-06 | 2001-02-13 | Andritz-Ahlstrom Inc. | Hopper, or bin, screw feeder construction controlling discharge velocity profile |
US20020129911A1 (en) * | 2000-10-16 | 2002-09-19 | Marcoccia Bruno S. | Process and configuration for providing external upflow/internal downflow in a continuous digester |
US10087578B2 (en) | 2013-08-09 | 2018-10-02 | Inbicon A/S | Device for discharging pretreated biomass from higher to lower pressure regions |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1186655A (en) * | 1913-11-25 | 1916-06-13 | Hydrolose Process Corp | Process for obtaining fiber from wood and other substances. |
DE304214C (en) * | 1916-10-19 | |||
US1478614A (en) * | 1919-03-04 | 1923-12-25 | Cellulosepatenter As | Process for digesting wood pulp |
GB150782A (en) * | 1919-06-04 | 1920-09-06 | Samuel Milne | Improvements in and relating to stationary digesters and the like used in paper making and the like |
US1505934A (en) * | 1921-12-01 | 1924-08-19 | Olier Sa Ets A | Device for the continuous treatment of ligneous materials for their transformation in cellulose |
US1679336A (en) * | 1926-10-25 | 1928-07-31 | Chemipulp Process Inc | Method and apparatus for continuous cooking of fibrous material |
US1776761A (en) * | 1928-04-02 | 1930-09-23 | Morterud Einar | Method for blowing out pulp digesters |
DE589241C (en) * | 1930-02-17 | 1933-12-06 | Lubomir Lemberger | Equipment and process for the continuous production of pulp |
US1856453A (en) * | 1930-09-23 | 1932-05-03 | Hercules Powder Co Ltd | Method of treating fibrous materials |
US1903962A (en) * | 1930-11-08 | 1933-04-18 | Dreyfus Henry | Manufacture of cellulose or cellulosic products |
US1980390A (en) * | 1930-11-24 | 1934-11-13 | Celanese Corp | Apparatus for digesting cellulose material |
DE592332C (en) * | 1931-01-19 | 1934-02-05 | Gunnar Planck | Process for the continuous production of pulp |
US2008635A (en) * | 1932-05-05 | 1935-07-16 | Brubacher William | Process of and apparatus for producing pulp |
US1918181A (en) * | 1932-12-31 | 1933-07-11 | Maine Seaboard Paper Company | Digestion of fibrous material |
US2200034A (en) * | 1935-08-08 | 1940-05-07 | Albert D Merrill | Method and apparatus for digesting cellulosic materials |
-
1943
- 1943-12-04 US US512978A patent/US2474862A/en not_active Expired - Lifetime
-
1944
- 1944-07-01 CH CH243348D patent/CH243348A/en unknown
- 1944-07-13 FR FR905821D patent/FR905821A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE966918C (en) * | 1952-05-29 | 1957-09-19 | Kamyr Ab | Device for removing cellulose material from pressure vessels |
Also Published As
Publication number | Publication date |
---|---|
FR905821A (en) | 1945-12-14 |
US2474862A (en) | 1949-07-05 |
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