BR8703602A - Aperfeicoamento no tratamento da solucao preta alcalina - Google Patents

Aperfeicoamento no tratamento da solucao preta alcalina

Info

Publication number
BR8703602A
BR8703602A BR8703602A BR8703602A BR8703602A BR 8703602 A BR8703602 A BR 8703602A BR 8703602 A BR8703602 A BR 8703602A BR 8703602 A BR8703602 A BR 8703602A BR 8703602 A BR8703602 A BR 8703602A
Authority
BR
Brazil
Prior art keywords
improvement
treatment
alkaline solution
black alkaline
black
Prior art date
Application number
BR8703602A
Other languages
English (en)
Portuguese (pt)
Inventor
Gerald Bauer
Claude E Ellis
Robert B Ely
Original Assignee
Zimpro Inc
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 Zimpro Inc filed Critical Zimpro Inc
Publication of BR8703602A publication Critical patent/BR8703602A/pt

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
    • D21C11/12—Combustion of pulp liquors
    • D21C11/14—Wet combustion ; Treatment of pulp liquors without previous evaporation, by oxidation of the liquors remaining at least partially in the liquid phase, e.g. by application or pressure
BR8703602A 1986-06-23 1987-06-23 Aperfeicoamento no tratamento da solucao preta alcalina BR8703602A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87715686A 1986-06-23 1986-06-23

Publications (1)

Publication Number Publication Date
BR8703602A true BR8703602A (pt) 1988-08-23

Family

ID=25369380

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8703602A BR8703602A (pt) 1986-06-23 1987-06-23 Aperfeicoamento no tratamento da solucao preta alcalina

Country Status (5)

Country Link
EP (1) EP0251533A1 (fi)
AU (1) AU7361687A (fi)
BR (1) BR8703602A (fi)
FI (1) FI872751A (fi)
NO (1) NO872605D0 (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI123086B (fi) * 2011-02-28 2012-10-31 Aalto Korkeakoulusaeaetioe Menetelmä kemikaalien talteenottamiseksi
FR3039567A1 (fr) 2015-07-31 2017-02-03 Commissariat Energie Atomique Dispositif et procede de traitement de la liqueur noire provenant de la preparation de pate a papier par liquefaction hydrothermale

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3714911A (en) * 1971-03-10 1973-02-06 Sterling Drug Inc Method of treatment of alkaline pulping black liquors by wet air oxidation
CA1247809A (en) * 1984-03-21 1989-01-03 Robert J. Spannuth Spent pulping liquor recovery process

Also Published As

Publication number Publication date
FI872751A0 (fi) 1987-06-22
AU7361687A (en) 1987-12-24
EP0251533A1 (en) 1988-01-07
FI872751A (fi) 1987-12-24
NO872605D0 (no) 1987-06-22

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