SE330819B - - Google Patents

Info

Publication number
SE330819B
SE330819B SE12221/66A SE1222166A SE330819B SE 330819 B SE330819 B SE 330819B SE 12221/66 A SE12221/66 A SE 12221/66A SE 1222166 A SE1222166 A SE 1222166A SE 330819 B SE330819 B SE 330819B
Authority
SE
Sweden
Application number
SE12221/66A
Inventor
J Richter
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.)
Filing date
Publication date
Application filed by Kamyr Ab filed Critical Kamyr Ab
Priority to SE12221/66A priority Critical patent/SE330819B/xx
Priority to US666737A priority patent/US3532594A/en
Priority to NO169703A priority patent/NO118407B/no
Publication of SE330819B publication Critical patent/SE330819B/xx

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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/10—Physical methods for facilitating impregnation
SE12221/66A 1966-09-12 1966-09-12 SE330819B (pt)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE12221/66A SE330819B (pt) 1966-09-12 1966-09-12
US666737A US3532594A (en) 1966-09-12 1967-09-11 Method of digesting cellulosic material in steam phase
NO169703A NO118407B (pt) 1966-09-12 1967-09-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE12221/66A SE330819B (pt) 1966-09-12 1966-09-12

Publications (1)

Publication Number Publication Date
SE330819B true SE330819B (pt) 1970-11-30

Family

ID=20295362

Family Applications (1)

Application Number Title Priority Date Filing Date
SE12221/66A SE330819B (pt) 1966-09-12 1966-09-12

Country Status (3)

Country Link
US (1) US3532594A (pt)
NO (1) NO118407B (pt)
SE (1) SE330819B (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003097931A1 (en) * 2002-05-21 2003-11-27 Kvaerner Pulping Ab A method for the continuous cooking of wood raw material for cellulose pulp

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190490A (en) * 1974-04-03 1980-02-26 Domtar Inc. Impregnation and digestion of wood chips
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
US4096027A (en) * 1976-02-19 1978-06-20 Kamyr Inc. System for presteaming wood chips at or near atmospheric pressure with minimum displacement of air
US4155805A (en) * 1978-01-19 1979-05-22 Kamyr Aktiebolag Method for continuously digesting cellulosic fiber by evenly spreading the fiber material over the digestion vessel with steam
US5788812A (en) * 1985-11-05 1998-08-04 Agar; Richard C. Method of recovering furfural from organic pulping liquor
US5192396A (en) * 1988-12-20 1993-03-09 Kamyr Ab Process for the continuous digestion of cellulosic fiber material
SE468053B (sv) * 1988-12-20 1992-10-26 Kamyr Ab Saett vid kontinuerlig uppslutningskokning av cellulosahaltigt fibermaterial
WO1993015261A1 (en) * 1992-01-29 1993-08-05 Allcell Technologies Inc. Pulping of fibrous plant materials and recovery of resultant by-products
US5424417A (en) * 1993-09-24 1995-06-13 Midwest Research Institute Prehydrolysis of lignocellulose
US5766418A (en) * 1996-09-13 1998-06-16 Ahlstrom Machinery Inc. Handling fibrous material used to produce cellulose pulp
US5795438A (en) * 1996-11-04 1998-08-18 Ahlstrom Machinery Inc. Method and apparatus for feeding multiple digesters
US5882477A (en) * 1997-02-10 1999-03-16 Ahlstrom Machinery, Inc. Continuous digester with a low temperature gas-phase
SE511850C2 (sv) * 1997-02-10 1999-12-06 Kvaerner Pulping Tech Sätt och anläggning för kontinuerlig kokning av fibermaterial
DE69835277D1 (de) * 1997-02-10 2006-08-31 Kvaerner Pulping Tech Verfahren und vorrichtung zur kontinuierlichen kochung von zellstoff
US5985096A (en) * 1997-09-23 1999-11-16 Ahlstrom Machinery Inc. Vertical pulping digester having substantially constant diameter
US6123808A (en) * 1997-12-09 2000-09-26 Ahlstrom Machinery Inc. Distribution of dilution liquor to the discharge of a cellulose pulp digester
US5876505A (en) * 1998-01-13 1999-03-02 Thermo Fibergen, Inc. Method of producing glucose from papermaking sludge using concentrated or dilute acid hydrolysis
US20020129911A1 (en) * 2000-10-16 2002-09-19 Marcoccia Bruno S. Process and configuration for providing external upflow/internal downflow in a continuous digester
US7105076B2 (en) * 2002-02-04 2006-09-12 Andritz Inc. Gas phase continuous digester having an inverted top separator with liquor injection
SE0401624L (sv) * 2004-06-23 2005-12-13 Kvaerner Pulping Tech Förfarande och arrangemang vid impregnering av flis
SE0401870D0 (sv) * 2004-07-15 2004-07-15 Kvaerner Pulping Tech Förfarande för impregnering av flis
US8734610B2 (en) * 2007-05-23 2014-05-27 Andritz Inc. Two vessel reactor system and method for hydrolysis and digestion of wood chips with chemical enhanced wash method
CN101235605B (zh) * 2008-02-28 2010-07-21 中国石油化工股份有限公司 一种包含酸回收的木质纤维素预处理的方法及其系统
SE532931C2 (sv) * 2008-03-20 2010-05-11 Metso Fiber Karlstad Ab Matningssystem innefattande parallella pumpar för en kontinuerlig kokare
SE532060C2 (sv) * 2008-03-20 2009-10-13 Metso Fiber Karlstad Ab Matningssystem innefattande parallella pumpar för en kontinuerlig kokare
SE532930C2 (sv) * 2008-03-20 2010-05-11 Metso Fiber Karlstad Ab Matningssystem innefattande parallella pumpar för en kontinuerlig kokare
SE532932C2 (sv) * 2008-03-20 2010-05-11 Metso Fiber Karlstad Ab Matningssystem innefattande parallella pumpar för en kontinuerlig ångfaskokare utan toppseparator
SE532083C2 (sv) * 2008-03-20 2009-10-20 Metso Fiber Karlstad Ab Matningssystem innefattande parallella pumpar för en kontinuerlig kokare
US8268125B2 (en) * 2008-03-24 2012-09-18 Api Intellectual Property Holdings, Llc Method for vapor phase pulping with alcohol and sulfur dioxide
US7867363B2 (en) * 2008-08-27 2011-01-11 Metso Fiber Karlstad Ab Continuous digester system
DK2376642T3 (da) 2008-12-17 2014-01-13 Borregaard As Konvertering af lignocellulosisk biomasse ved forbehandling med sulfit
US8801898B2 (en) 2009-08-19 2014-08-12 Valmet Ab Method and arrangement for adding treatment liquors to cellulose raw material in a continuous process using down flow vessels
US9644317B2 (en) 2014-11-26 2017-05-09 International Paper Company Continuous digester and feeding system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2492047A (en) * 1946-03-30 1949-12-20 Du Pont Bleaching wood pulp
US2858213A (en) * 1956-04-20 1958-10-28 Condi Engineering Corp Wood chip digestion
US3258390A (en) * 1962-10-20 1966-06-28 Domtar Ltd Method and apparatus for maintaining a water balance during impregnation and digestion of cellulosic material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003097931A1 (en) * 2002-05-21 2003-11-27 Kvaerner Pulping Ab A method for the continuous cooking of wood raw material for cellulose pulp

Also Published As

Publication number Publication date
NO118407B (pt) 1969-12-22
US3532594A (en) 1970-10-06

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