ZA942353B - Cooking system for hardwood - Google Patents

Cooking system for hardwood

Info

Publication number
ZA942353B
ZA942353B ZA942353A ZA942353A ZA942353B ZA 942353 B ZA942353 B ZA 942353B ZA 942353 A ZA942353 A ZA 942353A ZA 942353 A ZA942353 A ZA 942353A ZA 942353 B ZA942353 B ZA 942353B
Authority
ZA
South Africa
Prior art keywords
hardwood
cooking system
cooking
Prior art date
Application number
ZA942353A
Other languages
English (en)
Inventor
Robert H Collins
Original Assignee
Kamyr Inc
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 Inc filed Critical Kamyr Inc
Publication of ZA942353B publication Critical patent/ZA942353B/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
    • D21C7/00—Digesters
    • D21C7/06—Feeding devices
    • 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
ZA942353A 1993-04-05 1994-04-05 Cooking system for hardwood ZA942353B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/041,572 US5413677A (en) 1993-04-05 1993-04-05 Method for producing chemical pulp from hardwood chips

Publications (1)

Publication Number Publication Date
ZA942353B true ZA942353B (en) 1994-11-17

Family

ID=21917242

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA942353A ZA942353B (en) 1993-04-05 1994-04-05 Cooking system for hardwood

Country Status (8)

Country Link
US (1) US5413677A (xx)
EP (1) EP0693143A1 (xx)
JP (1) JPH08508551A (xx)
AU (1) AU676308B2 (xx)
BR (1) BR9405917A (xx)
CA (1) CA2159999A1 (xx)
WO (1) WO1994023120A1 (xx)
ZA (1) ZA942353B (xx)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5650045A (en) * 1994-12-14 1997-07-22 Salminen; Reijo K. Apparatus and method for wood pulp digester
SE505528C2 (sv) * 1995-04-28 1997-09-15 Kvaerner Pulping Tech Impregnering av flis med het svartlut i ett kontinuerligt enkärlssystem
US5658428A (en) * 1995-10-19 1997-08-19 Kvaerner Pulping Technologies Ab Method for impregnation in a single-vessel hydraulic digester
SE517099E (sv) * 1996-04-17 2004-07-13 Kvaerner Pulping Tech System innefattande två pumpar för matning av en sspension till ett tryckkärl
US5736006A (en) * 1996-10-10 1998-04-07 Ahlstrom Machinery Inc. Method and apparatus for pulping with controlled heating to improve delignification and pulp strength
US5882477A (en) * 1997-02-10 1999-03-16 Ahlstrom Machinery, Inc. Continuous digester with a low temperature gas-phase
CA2277931C (en) * 1997-02-10 2006-11-07 Kvaerner Pulping Aktiebolag Method and device for the continuous cooking of chemical pulp
SE511850C2 (sv) * 1997-02-10 1999-12-06 Kvaerner Pulping Tech Sätt och anläggning för kontinuerlig kokning av fibermaterial
WO1998056979A1 (en) * 1997-06-13 1998-12-17 Kvaerner Pulping Ab Method for continuous cooking in a single-vessel digester
US7105076B2 (en) * 2002-02-04 2006-09-12 Andritz Inc. Gas phase continuous digester having an inverted top separator with liquor injection
US7060162B2 (en) * 2003-08-29 2006-06-13 Jack T. Baker Chip bin
US7771565B2 (en) * 2006-02-21 2010-08-10 Packaging Corporation Of America Method of pre-treating woodchips prior to mechanical pulping
SE0602675L (sv) * 2006-12-13 2007-09-18 Metso Fiber Karlstad Ab Metod för att energieffektivt producera cellulosamassa i ett kontinuerligt kokeri
US8951388B2 (en) 2011-04-08 2015-02-10 Pec-Tech Engineering And Construction Pte Ltd Method and system for efficient production of dissolving pulp in a kraft mill producing paper grade pulp with a continuous type digester
US20130146547A1 (en) 2011-12-07 2013-06-13 Andritz Inc. Screen basket having diagonal slots for top separator of a digester
US8986504B1 (en) 2013-10-25 2015-03-24 International Paper Company Digester apparatus
FI126802B (en) 2014-09-12 2017-05-31 Andritz Oy Method and hydraulic spout system for producing chemical pulp

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE354302B (xx) * 1972-03-21 1973-03-05 Kamyr Ab
US3954553A (en) * 1972-05-15 1976-05-04 Owens-Illinois, Inc. Non-sulfur pulping process for corrugating medium using sodium carbonate and sodium hydroxide
US4668340A (en) * 1984-03-20 1987-05-26 Kamyr, Inc. Method of countercurrent acid hydrolysis of comminuted cellulosic fibrous material
SE469078B (sv) * 1991-08-23 1993-05-10 Kamyr Ab Saett vid kontinuerlig kokning av cellulosahaltigt fibermaterial

Also Published As

Publication number Publication date
AU6554394A (en) 1994-10-24
CA2159999A1 (en) 1994-10-13
EP0693143A1 (en) 1996-01-24
US5413677A (en) 1995-05-09
WO1994023120A1 (en) 1994-10-13
BR9405917A (pt) 1995-12-12
AU676308B2 (en) 1997-03-06
JPH08508551A (ja) 1996-09-10

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