CH609395A5 - Environmentally friendly process for the manufacture of bleached sulphite cellulose - Google Patents

Environmentally friendly process for the manufacture of bleached sulphite cellulose

Info

Publication number
CH609395A5
CH609395A5 CH486174A CH486174A CH609395A5 CH 609395 A5 CH609395 A5 CH 609395A5 CH 486174 A CH486174 A CH 486174A CH 486174 A CH486174 A CH 486174A CH 609395 A5 CH609395 A5 CH 609395A5
Authority
CH
Switzerland
Prior art keywords
manufacture
environmentally friendly
friendly process
sulphite cellulose
bleached sulphite
Prior art date
Application number
CH486174A
Other languages
English (en)
Inventor
Taavi Paavali Siuko
Original Assignee
Poeyry Jaakko & Co Oy
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 Poeyry Jaakko & Co Oy filed Critical Poeyry Jaakko & Co Oy
Publication of CH609395A5 publication Critical patent/CH609395A5/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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/02—Regeneration of pulp liquors or effluent waste waters of acid, neutral or alkaline sulfite lye
CH486174A 1973-04-09 1974-04-08 Environmentally friendly process for the manufacture of bleached sulphite cellulose CH609395A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI1100/73A FI51604B (fr) 1973-04-09 1973-04-09

Publications (1)

Publication Number Publication Date
CH609395A5 true CH609395A5 (en) 1979-02-28

Family

ID=8505103

Family Applications (1)

Application Number Title Priority Date Filing Date
CH486174A CH609395A5 (en) 1973-04-09 1974-04-08 Environmentally friendly process for the manufacture of bleached sulphite cellulose

Country Status (9)

Country Link
JP (1) JPS5040801A (fr)
AT (1) ATA295574A (fr)
CA (1) CA1025158A (fr)
CH (1) CH609395A5 (fr)
CS (1) CS223859B2 (fr)
DE (1) DE2417084C3 (fr)
FI (1) FI51604B (fr)
FR (1) FR2224589B3 (fr)
NO (1) NO141858B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS579258B1 (fr) * 1971-05-15 1982-02-20
US4155804A (en) * 1975-03-17 1979-05-22 International Telephone And Telegraph Corporation Removal of volatile organic components from spent sulfite effluent

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1217833A (en) * 1967-01-16 1970-12-31 Electric Reduction Co Improved cellulosic pulp process

Also Published As

Publication number Publication date
FR2224589B3 (fr) 1978-05-05
CA1025158A (fr) 1978-01-31
NO141858B (no) 1980-02-11
FI51604B (fr) 1976-11-01
JPS5040801A (fr) 1975-04-14
DE2417084A1 (de) 1974-10-24
FR2224589A1 (fr) 1974-10-31
DE2417084C3 (de) 1986-01-02
CS223859B2 (en) 1983-11-25
DE2417084B2 (de) 1978-12-14
ATA295574A (de) 1978-01-15
NO741270L (no) 1974-10-10

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Legal Events

Date Code Title Description
PL Patent ceased