CA864412A - Treatment of high lignin content kraft pulp with inorganic sulfur compounds - Google Patents

Treatment of high lignin content kraft pulp with inorganic sulfur compounds

Info

Publication number
CA864412A
CA864412A CA864412A CA864412DA CA864412A CA 864412 A CA864412 A CA 864412A CA 864412 A CA864412 A CA 864412A CA 864412D A CA864412D A CA 864412DA CA 864412 A CA864412 A CA 864412A
Authority
CA
Canada
Prior art keywords
treatment
sulfur compounds
kraft pulp
lignin content
inorganic sulfur
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
CA864412A
Inventor
G. Vinje Magnus
E. Worster Hans
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.)
MacMillan Bloedel Ltd
Original Assignee
MacMillan Bloedel Ltd
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 MacMillan Bloedel Ltd filed Critical MacMillan Bloedel Ltd
Application granted granted Critical
Publication of CA864412A publication Critical patent/CA864412A/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/26—Multistage processes
CA864412A 1969-05-14 1969-05-14 Treatment of high lignin content kraft pulp with inorganic sulfur compounds Expired CA864412A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA51519 1969-05-14

Publications (1)

Publication Number Publication Date
CA864412A true CA864412A (en) 1971-02-23

Family

ID=4085247

Family Applications (1)

Application Number Title Priority Date Filing Date
CA864412A Expired CA864412A (en) 1969-05-14 1969-05-14 Treatment of high lignin content kraft pulp with inorganic sulfur compounds

Country Status (1)

Country Link
CA (1) CA864412A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4411737A (en) * 1979-12-13 1983-10-25 Owens-Illinois, Inc. Pulp treating process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4411737A (en) * 1979-12-13 1983-10-25 Owens-Illinois, Inc. Pulp treating process

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