AT259355B - Method for converting cellulosic material into cellulose pulp - Google Patents

Method for converting cellulosic material into cellulose pulp

Info

Publication number
AT259355B
AT259355B AT724562A AT724562A AT259355B AT 259355 B AT259355 B AT 259355B AT 724562 A AT724562 A AT 724562A AT 724562 A AT724562 A AT 724562A AT 259355 B AT259355 B AT 259355B
Authority
AT
Austria
Prior art keywords
cellulosic material
cellulose pulp
converting cellulosic
converting
pulp
Prior art date
Application number
AT724562A
Other languages
German (de)
Original Assignee
Lummus Co
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.)
Filing date
Publication date
Application filed by Lummus Co filed Critical Lummus Co
Application granted granted Critical
Publication of AT259355B publication Critical patent/AT259355B/en

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
AT724562A 1961-09-11 1962-09-11 Method for converting cellulosic material into cellulose pulp AT259355B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US137121A US3165436A (en) 1961-09-11 1961-09-11 Continuous impregnating and pulping process

Publications (1)

Publication Number Publication Date
AT259355B true AT259355B (en) 1968-01-10

Family

ID=22475917

Family Applications (1)

Application Number Title Priority Date Filing Date
AT724562A AT259355B (en) 1961-09-11 1962-09-11 Method for converting cellulosic material into cellulose pulp

Country Status (4)

Country Link
US (1) US3165436A (en)
AT (1) AT259355B (en)
FI (1) FI47208C (en)
SE (1) SE309354B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3259538A (en) * 1963-04-22 1966-07-05 Lummus Co Comprehensive pulping system for producing paper pulp
US3308011A (en) * 1963-06-20 1967-03-07 Beloit Corp Steam digestion of impregnated chips
US3446701A (en) * 1967-12-28 1969-05-27 Us Agriculture Apparatus for impregnating and chemically converting cellulose-containing materials
US3530034A (en) * 1969-05-16 1970-09-22 Itt Rayonier Inc Continuous aqueous prehydrolysis of wood chips
US3619348A (en) * 1969-09-05 1971-11-09 Defibrator Ab Process for continuous cellulose cooking
US4632729A (en) * 1984-05-01 1986-12-30 Laakso Oliver A Chip presteaming and air washing
SE462287B (en) * 1987-11-04 1990-05-28 Celleco Ab PROCEDURE AND ESTABLISHMENT FOR THE PREPARATION OF HIGHLY EXCHANGE MASSES OF LIGNOCELLULOSAMATEIAL

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2093267A (en) * 1934-11-20 1937-09-14 Chemipulp Process Inc Treatment of fibrous material
US2359543A (en) * 1940-09-24 1944-10-03 Kamyr Ab Apparatus for continuous digestion of fibrous material
US2383684A (en) * 1940-11-08 1945-08-28 Kamyr Ab Process of continuous alkali treatment of fibrous material
DE1034968B (en) * 1956-01-11 1958-07-24 Hans Werner Meyer Continuous process for the chemical breakdown of cellulosic fibers into cellulose or semi-cellulose and device for its implementation

Also Published As

Publication number Publication date
FI47208B (en) 1973-07-02
US3165436A (en) 1965-01-12
FI47208C (en) 1973-10-10
SE309354B (en) 1969-03-17

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