SE353928B - - Google Patents

Info

Publication number
SE353928B
SE353928B SE00493/68A SE49368A SE353928B SE 353928 B SE353928 B SE 353928B SE 00493/68 A SE00493/68 A SE 00493/68A SE 49368 A SE49368 A SE 49368A SE 353928 B SE353928 B SE 353928B
Authority
SE
Sweden
Application number
SE00493/68A
Inventor
W Rapson
Original Assignee
Electric Reduction Co
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
Priority claimed from GB2240/67A external-priority patent/GB1217833A/en
Application filed by Electric Reduction Co filed Critical Electric Reduction Co
Publication of SE353928B publication Critical patent/SE353928B/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
    • D21C9/1026—Other features in bleaching processes
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
    • D21C11/0028—Effluents derived from the washing or bleaching plants

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
SE00493/68A 1967-01-16 1968-01-15 SE353928B (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2240/67A GB1217833A (en) 1967-01-16 1967-01-16 Improved cellulosic pulp process

Publications (1)

Publication Number Publication Date
SE353928B true SE353928B (enrdf_load_html_response) 1973-02-19

Family

ID=9736070

Family Applications (1)

Application Number Title Priority Date Filing Date
SE00493/68A SE353928B (enrdf_load_html_response) 1967-01-16 1968-01-15

Country Status (4)

Country Link
JP (1) JPS523002B1 (enrdf_load_html_response)
FI (1) FI54347C (enrdf_load_html_response)
NO (1) NO127630B (enrdf_load_html_response)
SE (1) SE353928B (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991017307A1 (en) * 1990-04-30 1991-11-14 Sunds Defibrator Industries Aktiebolag Bleaching of chemical pulp

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0300276L (sv) * 2003-01-31 2003-12-09 Kvaerner Pulping Tech Förfarande för blekning av cellulosamassa samt bleklinje härför

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991017307A1 (en) * 1990-04-30 1991-11-14 Sunds Defibrator Industries Aktiebolag Bleaching of chemical pulp

Also Published As

Publication number Publication date
FI54347B (fi) 1978-07-31
FI54347C (fi) 1978-11-10
JPS523002B1 (enrdf_load_html_response) 1977-01-25
NO127630B (enrdf_load_html_response) 1973-07-23

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