BE518419A - - Google Patents

Info

Publication number
BE518419A
BE518419A BE518419DA BE518419A BE 518419 A BE518419 A BE 518419A BE 518419D A BE518419D A BE 518419DA BE 518419 A BE518419 A BE 518419A
Authority
BE
Belgium
Application number
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.)
Publication of BE518419A publication Critical patent/BE518419A/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
    • 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
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
BE518419D 1952-03-26 BE518419A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US278747A US2741536A (en) 1952-03-26 1952-03-26 Available chlorine multi-stage bleaching of sulfite pulp

Publications (1)

Publication Number Publication Date
BE518419A true BE518419A (enrdf_load_stackoverflow)

Family

ID=23066179

Family Applications (1)

Application Number Title Priority Date Filing Date
BE518419D BE518419A (enrdf_load_stackoverflow) 1952-03-26

Country Status (3)

Country Link
US (1) US2741536A (enrdf_load_stackoverflow)
BE (1) BE518419A (enrdf_load_stackoverflow)
FR (1) FR1071422A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL134770C (enrdf_load_stackoverflow) * 1963-07-12
USRE28884E (en) * 1965-06-28 1976-06-29 Hooker Chemicals & Plastics Corporation Woodpulp bleaching process
US3433702A (en) * 1965-06-28 1969-03-18 Hooker Chemical Corp Woodpulp bleaching process
US3501374A (en) * 1968-12-26 1970-03-17 Hooker Chemical Corp Sequential bleaching of kraft pulp with chlorine dioxide and chlorine
USRE28887E (en) * 1968-12-26 1976-06-29 Hooker Chemicals & Plastics Corporation Sequential bleaching of kraft pulp with chlorine dioxide followed by chlorine
US4325783A (en) * 1978-03-30 1982-04-20 Erco Industries Limited Bleaching procedure using chlorine dioxide and chlorine solutions

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE331907C (de) * 1922-01-04 1921-01-14 Schmidt Erich Verfahren zur Gewinnung von Zellstoff aus Holz und aehnlichen zellstoffhaltigen Stoffen
US2235837A (en) * 1937-09-01 1941-03-25 Mathieson Alkali Works Inc Bleaching cellulose
US2129719A (en) * 1937-09-13 1938-09-13 Mathieson Alkali Works Inc Bleaching method
US2166330A (en) * 1938-09-12 1939-07-18 Mathieson Alkali Works Inc Method of bleaching
BE446444A (enrdf_load_stackoverflow) * 1941-08-06

Also Published As

Publication number Publication date
FR1071422A (fr) 1954-08-31
US2741536A (en) 1956-04-10

Similar Documents

Publication Publication Date Title
FR1010000A (enrdf_load_stackoverflow)
BE517351A (enrdf_load_stackoverflow)
FR999314A (enrdf_load_stackoverflow)
FR999238A (enrdf_load_stackoverflow)
DE1049503B (enrdf_load_stackoverflow)
BE518181A (enrdf_load_stackoverflow)
BE518463A (enrdf_load_stackoverflow)
BE524441A (enrdf_load_stackoverflow)
BE523792A (enrdf_load_stackoverflow)
BE522713A (enrdf_load_stackoverflow)
BE520806A (enrdf_load_stackoverflow)
BE520422A (enrdf_load_stackoverflow)
BE518679A (enrdf_load_stackoverflow)
BE518007A (enrdf_load_stackoverflow)
BE511989A (enrdf_load_stackoverflow)
NL95838C (enrdf_load_stackoverflow)
BE524325A (enrdf_load_stackoverflow)
BE518544A (enrdf_load_stackoverflow)
BE518015A (enrdf_load_stackoverflow)
BE518488A (enrdf_load_stackoverflow)
BE518091A (enrdf_load_stackoverflow)
BE518321A (enrdf_load_stackoverflow)
BE518320A (enrdf_load_stackoverflow)
BE518235A (enrdf_load_stackoverflow)
BE517981A (enrdf_load_stackoverflow)