CA1339809C - Oxydation de la liqueur blanche en presence de boue de chaux - Google Patents

Oxydation de la liqueur blanche en presence de boue de chaux

Info

Publication number
CA1339809C
CA1339809C CA 588919 CA588919A CA1339809C CA 1339809 C CA1339809 C CA 1339809C CA 588919 CA588919 CA 588919 CA 588919 A CA588919 A CA 588919A CA 1339809 C CA1339809 C CA 1339809C
Authority
CA
Canada
Prior art keywords
sodium
process according
liquor
white liquor
kraft
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 - Fee Related
Application number
CA 588919
Other languages
English (en)
Inventor
Gilles Dorris
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.)
FPInnovations
Original Assignee
Pulp and Paper Research Institute of Canada
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 Pulp and Paper Research Institute of Canada filed Critical Pulp and Paper Research Institute of Canada
Priority to CA 588919 priority Critical patent/CA1339809C/fr
Application granted granted Critical
Publication of CA1339809C publication Critical patent/CA1339809C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds
    • 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
    • D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
CA 588919 1989-01-23 1989-01-23 Oxydation de la liqueur blanche en presence de boue de chaux Expired - Fee Related CA1339809C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 588919 CA1339809C (fr) 1989-01-23 1989-01-23 Oxydation de la liqueur blanche en presence de boue de chaux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 588919 CA1339809C (fr) 1989-01-23 1989-01-23 Oxydation de la liqueur blanche en presence de boue de chaux

Publications (1)

Publication Number Publication Date
CA1339809C true CA1339809C (fr) 1998-04-14

Family

ID=4139503

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 588919 Expired - Fee Related CA1339809C (fr) 1989-01-23 1989-01-23 Oxydation de la liqueur blanche en presence de boue de chaux

Country Status (1)

Country Link
CA (1) CA1339809C (fr)

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Legal Events

Date Code Title Description
MKLA Lapsed

Effective date: 20150414