SE7600243L - Syreblekning av massa i nervaro av ett skyddsmaterial med hog kiseldioxidhalt - Google Patents

Syreblekning av massa i nervaro av ett skyddsmaterial med hog kiseldioxidhalt

Info

Publication number
SE7600243L
SE7600243L SE7600243A SE7600243A SE7600243L SE 7600243 L SE7600243 L SE 7600243L SE 7600243 A SE7600243 A SE 7600243A SE 7600243 A SE7600243 A SE 7600243A SE 7600243 L SE7600243 L SE 7600243L
Authority
SE
Sweden
Prior art keywords
mass
protective material
dioxide content
silicone dioxide
acid bleaching
Prior art date
Application number
SE7600243A
Other languages
English (en)
Inventor
J C M Hou
Original Assignee
Potlatch 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 Potlatch Corp filed Critical Potlatch Corp
Publication of SE7600243L publication Critical patent/SE7600243L/sv

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
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
SE7600243A 1975-02-18 1976-01-12 Syreblekning av massa i nervaro av ett skyddsmaterial med hog kiseldioxidhalt SE7600243L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US55027475A 1975-02-18 1975-02-18

Publications (1)

Publication Number Publication Date
SE7600243L true SE7600243L (sv) 1976-08-19

Family

ID=24196466

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7600243A SE7600243L (sv) 1975-02-18 1976-01-12 Syreblekning av massa i nervaro av ett skyddsmaterial med hog kiseldioxidhalt

Country Status (7)

Country Link
JP (1) JPS5220562B2 (sv)
CA (1) CA1062858A (sv)
DE (1) DE2552931A1 (sv)
FR (1) FR2301632A1 (sv)
GB (1) GB1519072A (sv)
SE (1) SE7600243L (sv)
ZA (1) ZA76274B (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007036376A1 (de) * 2007-07-31 2009-02-05 Voith Patent Gmbh Gebleichter Faserstoff
SE543640C2 (sv) * 2019-09-04 2021-05-11 Stora Enso Oyj Fluff pulp from oxygen delignified pulp

Also Published As

Publication number Publication date
FR2301632A1 (fr) 1976-09-17
JPS5196505A (sv) 1976-08-24
GB1519072A (en) 1978-07-26
DE2552931A1 (de) 1976-09-02
JPS5220562B2 (sv) 1977-06-04
CA1062858A (en) 1979-09-25
FR2301632B1 (sv) 1980-06-20
ZA76274B (en) 1976-12-29

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