FR905821A - Method and apparatus for the continuous disintegration of fibrous material - Google Patents

Method and apparatus for the continuous disintegration of fibrous material

Info

Publication number: FR905821A
Authority: FR; France
Prior art keywords: fibrous material; continuous disintegration; disintegration; continuous; fibrous
Prior art date: 1942-10-15
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

Application number

Other languages

Inventor

Johann Richter

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Metso Fiber Karlstad AB

Original Assignee

Kamyr AB

Priority date (The priority date 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 date listed.)

1942-10-15

Filing date

1944-07-13

Publication date

1945-12-14

1944-07-13 Application filed by Kamyr AB filed Critical Kamyr AB

1945-12-14 Application granted granted Critical

1945-12-14 Publication of FR905821A publication Critical patent/FR905821A/en

Status Expired legal-status Critical Current

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

FR905821D 1942-10-15 1944-07-13 Method and apparatus for the continuous disintegration of fibrous material Expired FR905821A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NO2474862X		1942-10-15

Publications (1)

Publication Number	Publication Date
FR905821A true FR905821A (en)	1945-12-14

Family

ID=19914997

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR905821D Expired FR905821A (en)	1942-10-15	1944-07-13	Method and apparatus for the continuous disintegration of fibrous material

Country Status (3)

Country	Link
US (1)	US2474862A (en)
CH (1)	CH243348A (en)
FR (1)	FR905821A (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB684222A (en) *	1950-07-08	1952-12-10	Kamyr Ab	Cellulose digester
DE966918C (en) *	1952-05-29	1957-09-19	Kamyr Ab	Device for removing cellulose material from pressure vessels
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
EP3030637A1 (en)	2013-08-09	2016-06-15	Inbicon A/S	Improved device for discharging pretreated biomass from higher to lower pressure regions

Family Cites Families (15)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number	Publication date
US2474862A (en)	1949-07-05
CH243348A (en)	1946-07-15

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