BR7504231A - Processo de cozimento continuo de material fibroso sob pressao e temperatura elevadas e aparelho para realizacao do processo - Google Patents

Processo de cozimento continuo de material fibroso sob pressao e temperatura elevadas e aparelho para realizacao do processo

Info

Publication number
BR7504231A
BR7504231A BR5421/75D BR7505421D BR7504231A BR 7504231 A BR7504231 A BR 7504231A BR 5421/75 D BR5421/75 D BR 5421/75D BR 7505421 D BR7505421 D BR 7505421D BR 7504231 A BR7504231 A BR 7504231A
Authority
BR
Brazil
Prior art keywords
appliance
temperature
processing
high pressure
under high
Prior art date
Application number
BR5421/75D
Other languages
English (en)
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
Publication of BR7504231A publication Critical patent/BR7504231A/pt

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
BR5421/75D 1974-07-05 1975-07-04 Processo de cozimento continuo de material fibroso sob pressao e temperatura elevadas e aparelho para realizacao do processo BR7504231A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7408858A SE431662B (sv) 1974-07-05 1974-07-05 Sett vid kontinuerlig kokning av fibermaterial

Publications (1)

Publication Number Publication Date
BR7504231A true BR7504231A (pt) 1976-07-06

Family

ID=20321632

Family Applications (1)

Application Number Title Priority Date Filing Date
BR5421/75D BR7504231A (pt) 1974-07-05 1975-07-04 Processo de cozimento continuo de material fibroso sob pressao e temperatura elevadas e aparelho para realizacao do processo

Country Status (8)

Country Link
US (1) US4028171A (pt)
JP (1) JPS5851076B2 (pt)
BR (1) BR7504231A (pt)
CA (1) CA1054757A (pt)
FI (1) FI751934A (pt)
FR (1) FR2284703A1 (pt)
NO (1) NO146333C (pt)
SE (1) SE431662B (pt)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE405381B (sv) * 1975-11-25 1978-12-04 Kamyr Ab Sett och anordning for selektiv impregnering av heterogent fibermaterial fore kokning
US4432836A (en) * 1979-07-30 1984-02-21 Kamyr, Inc. Vessel false bottoming
US4746400A (en) * 1979-07-30 1988-05-24 Kamyr, Inc. Method of treating cellulosic chips in a vessel with a false bottom
US5788812A (en) * 1985-11-05 1998-08-04 Agar; Richard C. Method of recovering furfural from organic pulping liquor
US4855113A (en) * 1986-10-27 1989-08-08 Pennwalt Corporation Apparatus for removing sulfur from organic polysulfides
US4867845A (en) * 1988-06-15 1989-09-19 Kamyr, Inc. Vertical steaming vessel
US5319902A (en) * 1991-06-12 1994-06-14 A. Ahlstrom Mass tower and method of making the same
US6174411B1 (en) * 1997-02-10 2001-01-16 Andritz-Ahlstrom Inc. Continuous digester with inverted top separator
US5985096A (en) * 1997-09-23 1999-11-16 Ahlstrom Machinery Inc. Vertical pulping digester having substantially constant diameter
US7147750B1 (en) * 2000-03-24 2006-12-12 Andritz Inc. Extraction with compaction and springback considerations
US20020129911A1 (en) * 2000-10-16 2002-09-19 Marcoccia Bruno S. Process and configuration for providing external upflow/internal downflow in a continuous digester
SE517674E8 (sv) * 2001-05-02 2015-10-20 Metso Paper Sweden Ab Förfarande för tvättvätsketillförsel till kokningsprocess för cellulosamassa
US20090020244A1 (en) * 2007-07-16 2009-01-22 Andritz Inc. Impregnation vessel with convergence side relief and method for heat injection at convergence
US7988822B2 (en) * 2007-10-10 2011-08-02 Andritz Inc. Treatment vessel for straw or other light bulky material
ZA200807859B (en) * 2007-10-10 2009-10-28 Andritz Inc Treatment vessel for straw or other light bulky material
SE531079C2 (sv) * 2008-03-31 2008-12-09 Metso Paper Inc Anordning samt förfarande för spädning av cellulosamassa
SE533670C2 (sv) * 2009-04-01 2010-11-30 Metso Fiber Karlstad Ab System och metod för reglering av en kontinuerlig ångfaskokare
US8795468B2 (en) * 2010-07-09 2014-08-05 Valmet Ab Method and system for impregnating chips
US9518358B2 (en) * 2011-02-17 2016-12-13 Andritz Inc. Assembly of nozzles and valves as discharge ports of a pressurized vessel and method for switching and replacing the nozzles and valves
US8916023B2 (en) 2011-03-18 2014-12-23 Andritz, Inc. Vapor phase hydrolysis vessel and methods related thereto
CA2827665A1 (en) 2011-03-25 2012-04-10 Andritz Inc. Reactor vessel having single convergence sidewall plates
RU2493309C1 (ru) * 2012-04-19 2013-09-20 Открытое акционерное общество "Группа "Илим" Аппарат для обработки растительных целлюлозосодержащих материалов
US9333468B2 (en) * 2012-09-24 2016-05-10 Abengoa Bioenergy New Technologies, Llc Soak vessels and methods for impregnating biomass with liquid

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA688940A (en) * 1964-06-16 O. Dorries A.G. Apparatus for intermittent feeding of pulp or the like into a digester
US1813205A (en) * 1928-05-30 1931-07-07 Scholz Werner Device for charging vessels
US2614923A (en) * 1946-04-17 1952-10-21 Sunila Osakeyhtio Digester filling in sulfate pulping
US2653084A (en) * 1949-05-04 1953-09-22 French Oil Mill Machinery Continuous cooker
US2730888A (en) * 1952-12-31 1956-01-17 Hercules Powder Co Ltd Apparatus for treating pulp with liquid
US2776894A (en) * 1954-07-29 1957-01-08 Central Soya Co Meal-treating process and apparatus
FR1229425A (fr) * 1958-07-09 1960-09-07 Kamyr Ab Procédé et installation pour la cuisson continue de la cellulose
US3380883A (en) * 1963-09-27 1968-04-30 Kamyr Ab Method and apparatus for performing prehydrolysis in a continuous counterflow digester
US3441475A (en) * 1965-07-09 1969-04-29 Domtar Ltd Continuous pulping apparatus
OA03094A (fr) * 1968-07-11 1970-12-15 P P I South African Pulp And P Perfectionnements à la délignification et au blanchiment des pâtes de cellulose avec l'oxygène gazeux.
US3619348A (en) * 1969-09-05 1971-11-09 Defibrator Ab Process for continuous cellulose cooking
SE343344B (pt) * 1970-06-29 1972-03-06 Kamyr Ab
CA1004410A (en) * 1972-12-11 1977-02-01 Kamyr Aktiebolag Method and apparatus for counter-current treatment of cellulose fibre material

Also Published As

Publication number Publication date
SE7408858L (sv) 1976-01-06
NO146333B (no) 1982-06-01
DE2528392B2 (de) 1977-06-30
JPS5851076B2 (ja) 1983-11-14
FR2284703B1 (pt) 1980-03-21
DE2528392A1 (de) 1976-01-15
SE431662B (sv) 1984-02-20
US4028171A (en) 1977-06-07
JPS5149902A (pt) 1976-04-30
NO146333C (no) 1982-09-08
FR2284703A1 (fr) 1976-04-09
NO752325L (pt) 1976-01-06
FI751934A (pt) 1976-01-06
CA1054757A (en) 1979-05-22

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