FI944696A - Process for the preparation of chemical thermomechanical masses - Google Patents

Process for the preparation of chemical thermomechanical masses Download PDF

Info

Publication number
FI944696A
FI944696A FI944696A FI944696A FI944696A FI 944696 A FI944696 A FI 944696A FI 944696 A FI944696 A FI 944696A FI 944696 A FI944696 A FI 944696A FI 944696 A FI944696 A FI 944696A
Authority
FI
Finland
Prior art keywords
masses
preparation
chemical thermomechanical
thermomechanical
chemical
Prior art date
Application number
FI944696A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI944696A0 (en
Inventor
Choudens Christian De
Michel Petit-Conil
Jean-Pierre Zumbrunn
Original Assignee
Air Liquide
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 filed Critical Air Liquide
Publication of FI944696A0 publication Critical patent/FI944696A0/en
Publication of FI944696A publication Critical patent/FI944696A/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FI944696A 1993-02-09 1994-10-07 Process for the preparation of chemical thermomechanical masses FI944696A (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 (2)

Publication Number Publication Date
FI944696A0 FI944696A0 (en) 1994-10-07
FI944696A true FI944696A (en) 1994-11-22

Family

ID=9443868

Family Applications (1)

Application Number Title Priority Date Filing Date
FI944696A FI944696A (en) 1993-02-09 1994-10-07 Process for the preparation of chemical thermomechanical masses

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)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2322020A1 (en) 1998-02-18 1999-08-26 Gmd - Forschungszentrum Informationstechnik Gmbh Camera tracking system for a virtual television or video studio
AU779711B2 (en) * 2000-02-09 2005-02-10 Akzo Nobel N.V. Pulping process
FI122243B (en) * 2009-03-17 2011-10-31 Metso Paper Inc Method and system for grinding wood chips or pulp fibers
CN105625074A (en) * 2016-02-24 2016-06-01 张民贵 Process for preparing pulp from hemp stems
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

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 1989-09-25 Eka Nobel Ab SET FOR PREPARATION OF CHEMICAL MECHANICAL
SE456430B (en) * 1985-11-06 1988-10-03 Sunds Defibrator SET FOR MAKING MECHANICAL MASS

Also Published As

Publication number Publication date
CA2117799A1 (en) 1994-08-18
SE9403227D0 (en) 1994-09-26
WO1994018382A1 (en) 1994-08-18
JPH07505930A (en) 1995-06-29
FI944696A0 (en) 1994-10-07
NZ261328A (en) 1996-10-28
FR2701274A1 (en) 1994-08-12
FR2701274B1 (en) 1995-03-31
BR9404036A (en) 1999-06-01
SE9403227L (en) 1994-09-26
DE4490578T1 (en) 1995-04-13

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