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CA980065A - Regeneration of decoked alkaline sulfite pulp liquor - Google Patents

Regeneration of decoked alkaline sulfite pulp liquor

Info

Publication number
CA980065A
CA980065A CA143,220A CA143220A CA980065A CA 980065 A CA980065 A CA 980065A CA 143220 A CA143220 A CA 143220A CA 980065 A CA980065 A CA 980065A
Authority
CA
Canada
Prior art keywords
decoked
regeneration
sulfite pulp
pulp liquor
alkaline sulfite
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
Application number
CA143,220A
Other versions
CA143220S (en
Inventor
Howard V. Hess
William F. Franz
Edward L. Cole
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.)
Texaco Development Corp
Original Assignee
Texaco Development 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 Texaco Development Corp filed Critical Texaco Development Corp
Application granted granted Critical
Publication of CA980065A publication Critical patent/CA980065A/en
Expired 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0085—Introduction of auxiliary substances into the regenerating system in order to improve the performance of certain steps of the latter, the presence of these substances being confined to the regeneration cycle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/03—Papermaking liquor
CA143,220A 1971-06-03 1972-05-26 Regeneration of decoked alkaline sulfite pulp liquor Expired CA980065A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14986371A 1971-06-03 1971-06-03

Publications (1)

Publication Number Publication Date
CA980065A true CA980065A (en) 1975-12-23

Family

ID=22532112

Family Applications (1)

Application Number Title Priority Date Filing Date
CA143,220A Expired CA980065A (en) 1971-06-03 1972-05-26 Regeneration of decoked alkaline sulfite pulp liquor

Country Status (2)

Country Link
US (1) US3761349A (en)
CA (1) CA980065A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4067767A (en) * 1972-10-05 1978-01-10 Texaco Inc. Liquid phase coking of spent kraft pulping liquors

Also Published As

Publication number Publication date
US3761349A (en) 1973-09-25

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