DE4490578T1 - Process for the production of chemical-thermomechanical paper pulps (CTMP) - Google Patents

Process for the production of chemical-thermomechanical paper pulps (CTMP)

Info

Publication number
DE4490578T1
DE4490578T1 DE4490578T DE4490578T DE4490578T1 DE 4490578 T1 DE4490578 T1 DE 4490578T1 DE 4490578 T DE4490578 T DE 4490578T DE 4490578 T DE4490578 T DE 4490578T DE 4490578 T1 DE4490578 T1 DE 4490578T1
Authority
DE
Germany
Prior art keywords
ctmp
chemical
production
paper pulps
thermomechanical paper
Prior art date
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.)
Withdrawn
Application number
DE4490578T
Other languages
German (de)
Inventor
Christian De Choudens
Michel Petit-Contil
Jean-Pierre Zumbrunn
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.)
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
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 Air Liquide SA, LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical Air Liquide SA
Publication of DE4490578T1 publication Critical patent/DE4490578T1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D21B1/16—Disintegrating in mills in the presence of chemical agents
DE4490578T 1993-02-09 1994-02-07 Process for the production of chemical-thermomechanical paper pulps (CTMP) Withdrawn DE4490578T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9301404A FR2701274B1 (en) 1993-02-09 1993-02-09 Process for the manufacture of bleached chemical thermal mechanical pulp (CTMP).
PCT/FR1994/000138 WO1994018382A1 (en) 1993-02-09 1994-02-07 Method for producing chemi-thermomechanical pulps (ctmp)

Publications (1)

Publication Number Publication Date
DE4490578T1 true DE4490578T1 (en) 1995-04-13

Family

ID=9443868

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4490578T Withdrawn DE4490578T1 (en) 1993-02-09 1994-02-07 Process for the production of chemical-thermomechanical paper pulps (CTMP)

Country Status (9)

Country Link
JP (1) JPH07505930A (en)
BR (1) BR9404036A (en)
CA (1) CA2117799A1 (en)
DE (1) DE4490578T1 (en)
FI (1) FI944696A (en)
FR (1) FR2701274B1 (en)
NZ (1) NZ261328A (en)
SE (1) SE9403227L (en)
WO (1) WO1994018382A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010106220A1 (en) * 2009-03-17 2010-09-23 Metso Paper, Inc. Method, system and refiner for refining of wood chips or pulp fibers
WO2021110188A1 (en) * 2019-12-03 2021-06-10 Klingele Papierwerke Gmbh & Co. Kg Method and device for producing fibrous material with a feed system and a helical screw system

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999043150A1 (en) 1998-02-18 1999-08-26 Gmd - Forschungszentrum Informationstechnik Gmbh Camera tracking system for a virtual television or video studio
NZ520518A (en) * 2000-02-09 2004-02-27 Akzo Nobel Nv Process to remove lignin from lignocellulose material by first treating with a oxygen containing delignifying gas before a mechanical pulping process
CN105625074A (en) * 2016-02-24 2016-06-01 张民贵 Process for preparing pulp from hemp stems

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1277371A (en) * 1960-10-19 1961-12-01 Papeteries De Clairefontaine Process and apparatus for the manufacture of pulp from sawmill waste
US4288288A (en) * 1979-06-15 1981-09-08 Weyerhaeuser Company Apparatus for mixing chemicals into pulp at a refiner inlet
SE7905990L (en) * 1979-07-10 1981-01-11 Aga Ab PROCEDURES FOR PREPARING PAPER Pulp
ZA837927B (en) * 1983-05-23 1985-01-30 Process Evaluation Devel Thermomechanical digestion process using bleachants
SE454186C (en) * 1985-03-13 1989-06-27 Eka Nobel Ab SET FOR PREPARATION OF CHEMICAL MECHANICAL
SE456430B (en) * 1985-11-06 1988-10-03 Sunds Defibrator SET FOR MAKING MECHANICAL MASS

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010106220A1 (en) * 2009-03-17 2010-09-23 Metso Paper, Inc. Method, system and refiner for refining of wood chips or pulp fibers
WO2021110188A1 (en) * 2019-12-03 2021-06-10 Klingele Papierwerke Gmbh & Co. Kg Method and device for producing fibrous material with a feed system and a helical screw system

Also Published As

Publication number Publication date
NZ261328A (en) 1996-10-28
FI944696A (en) 1994-11-22
FI944696A0 (en) 1994-10-07
FR2701274B1 (en) 1995-03-31
WO1994018382A1 (en) 1994-08-18
SE9403227D0 (en) 1994-09-26
BR9404036A (en) 1999-06-01
FR2701274A1 (en) 1994-08-12
JPH07505930A (en) 1995-06-29
SE9403227L (en) 1994-09-26
CA2117799A1 (en) 1994-08-18

Similar Documents

Publication Publication Date Title
DE69213828T2 (en) Process for the production of coating paper
DE69421564T2 (en) Process for making tissue paper
DE69229154T2 (en) Process for the production of naphtha
DE69407536D1 (en) Process for the production of methanol
DE69228504D1 (en) Process for the production of copolycarbonate
DE19632079B4 (en) Improved process for the production of paper
DE69510596T2 (en) Process for the production of organooxysilanes
DE69116828D1 (en) Process for the production of cellulose
DE69219428D1 (en) Process for the production of middle distillates
DE69611484D1 (en) Process for the production of phenol
DE69021624T2 (en) Process for the production of glossy art paper.
DE69522742D1 (en) Process for the production of short fibers
DE69217346T2 (en) Process for the production of micro-illuminants
DE69213916T2 (en) Process for the production of L-Ambrox
DE69400110T2 (en) Process for the production of color cards
DE4490578T1 (en) Process for the production of chemical-thermomechanical paper pulps (CTMP)
DE69627117D1 (en) Process for the production of cellulose
DE69429789T2 (en) Process for the production of phenols
DE69611331D1 (en) Process for the production of S-phenyl-L-cysteine
DE69603243D1 (en) Process for the production of ethenylamides
DE69224045T2 (en) Process for the production of alkylene sulfides
DE59501484D1 (en) Process for the production of salcomin
DE69027076D1 (en) Process for the production of levoglucosenone
DE4498494T1 (en) Process for the production of hard cardboard
DE69010244T2 (en) Process for the production of lepidocrocite.

Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee