CA977504A - Production of bleached high yield pulp - Google Patents

Production of bleached high yield pulp

Info

Publication number
CA977504A
CA977504A CA151,358A CA151358A CA977504A CA 977504 A CA977504 A CA 977504A CA 151358 A CA151358 A CA 151358A CA 977504 A CA977504 A CA 977504A
Authority
CA
Canada
Prior art keywords
production
high yield
yield pulp
bleached high
bleached
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.)
Expired
Application number
CA151,358A
Other versions
CA151358S (en
Inventor
Roland A. Leigh
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.)
Solvay Solutions UK Ltd
Original Assignee
Albright and Wilson Ltd
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 Albright and Wilson Ltd filed Critical Albright and Wilson Ltd
Application granted granted Critical
Publication of CA977504A publication Critical patent/CA977504A/en
Expired legal-status Critical Current

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
    • D21C9/1084—Bleaching ; Apparatus therefor with reducing compounds

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
CA151,358A 1971-09-15 1972-09-11 Production of bleached high yield pulp Expired CA977504A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4304471A GB1404315A (en) 1971-09-15 1971-09-15 Production of bleached high yield pulp

Publications (1)

Publication Number Publication Date
CA977504A true CA977504A (en) 1975-11-11

Family

ID=10427078

Family Applications (1)

Application Number Title Priority Date Filing Date
CA151,358A Expired CA977504A (en) 1971-09-15 1972-09-11 Production of bleached high yield pulp

Country Status (2)

Country Link
CA (1) CA977504A (en)
GB (1) GB1404315A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3309956C1 (en) * 1983-03-19 1984-07-12 Degussa Ag, 6000 Frankfurt Process for bleaching paper raw materials
US4675076A (en) * 1986-10-01 1987-06-23 Ppg Industries, Inc. Method for brightening pulp
DE3902423A1 (en) * 1989-01-27 1990-08-02 Degussa METHOD FOR BLEACHING FIBER FABRICS FOR PAPER PRODUCTION
DE19510278C2 (en) * 1994-03-22 1997-03-13 Brueggemann L Kg Bleach and its use in bleaching secondary pulp for papermaking
EP2924166A1 (en) 2014-03-25 2015-09-30 Basf Se Method for the manufacture of bleached wood fibre

Also Published As

Publication number Publication date
GB1404315A (en) 1975-08-28

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