CH483518A - Process for the simultaneous and rapid drying and bleaching of wood pulp - Google Patents

Process for the simultaneous and rapid drying and bleaching of wood pulp

Info

Publication number
CH483518A
CH483518A CH1378267A CH1378267A CH483518A CH 483518 A CH483518 A CH 483518A CH 1378267 A CH1378267 A CH 1378267A CH 1378267 A CH1378267 A CH 1378267A CH 483518 A CH483518 A CH 483518A
Authority
CH
Switzerland
Prior art keywords
bleaching
simultaneous
wood pulp
rapid drying
rapid
Prior art date
Application number
CH1378267A
Other languages
German (de)
Inventor
Richard Kindron Robert
John Rosebush Frederick
Original Assignee
Fmc Corp
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 Fmc Corp filed Critical Fmc Corp
Priority to CH1247968A priority Critical patent/CH543637A/en
Publication of CH483518A publication Critical patent/CH483518A/en

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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
CH1378267A 1966-10-04 1967-10-02 Process for the simultaneous and rapid drying and bleaching of wood pulp CH483518A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH1247968A CH543637A (en) 1966-10-04 1968-08-14 Impregnating corrugated board - by vacuum applied through the corrugations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58407866A 1966-10-04 1966-10-04

Publications (1)

Publication Number Publication Date
CH483518A true CH483518A (en) 1969-12-31

Family

ID=24335850

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1378267A CH483518A (en) 1966-10-04 1967-10-02 Process for the simultaneous and rapid drying and bleaching of wood pulp

Country Status (7)

Country Link
US (1) US3492199A (en)
CH (1) CH483518A (en)
DE (1) DE1621692A1 (en)
ES (1) ES345665A1 (en)
FR (1) FR1542837A (en)
NO (1) NO120217B (en)
SE (1) SE341519B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3630828A (en) * 1968-05-13 1971-12-28 Pulp Paper Res Inst Bleaching of a low-density, substantially uncompacted, porous fluffed cellulosic pulp
OA03094A (en) * 1968-07-11 1970-12-15 P P I South African Pulp And P Improvements to the delignification and bleaching of cellulose pulps with gaseous oxygen.
US3650887A (en) * 1969-04-21 1972-03-21 Kimberly Clark Co Wood pulp bleaching process utilizing peroxide-silicate bleaching solution
CA902861A (en) * 1969-11-27 1972-06-20 Pulp And Paper Research Institute Of Canada Bleaching of cellulosic pulp
US3627630A (en) * 1969-12-04 1971-12-14 Beloit Corp Method of flash drying pulp
US4022965A (en) * 1975-01-13 1977-05-10 Crown Zellerbach Corporation Process for producing reactive, homogeneous, self-bondable lignocellulose fibers
SE432118B (en) * 1975-02-26 1984-03-19 Moelnlycke Ab MECHANICAL FLUFF MASS AND SET FOR PREPARATION THEREOF
AT395180B (en) * 1989-08-16 1992-10-12 Andritz Ag Maschf METHOD FOR CRUSHING MATERIALS AND SYSTEM FOR IMPLEMENTING IT
SE519462C2 (en) * 2001-06-21 2003-03-04 Holmen Ab Process for Preparation of Bleached Thermomechanical Pulp (TMP) or Bleached Chemithermomechanical Pulp (CTMP)
US7297225B2 (en) * 2004-06-22 2007-11-20 Georgia-Pacific Consumer Products Lp Process for high temperature peroxide bleaching of pulp with cool discharge

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
US3055795A (en) * 1957-09-09 1962-09-25 Bauer Bros Co Handling of paper pulp
SE317864B (en) * 1963-10-05 1969-11-24 Svenska Cellulosa Ab

Also Published As

Publication number Publication date
DE1621692A1 (en) 1971-06-03
FR1542837A (en) 1968-10-18
ES345665A1 (en) 1968-11-16
NO120217B (en) 1970-09-14
SE341519B (en) 1971-12-27
US3492199A (en) 1970-01-27

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Legal Events

Date Code Title Description
PL Patent ceased