CA989115A - Pulping process - Google Patents

Pulping process

Info

Publication number
CA989115A
CA989115A CA162,838A CA162838A CA989115A CA 989115 A CA989115 A CA 989115A CA 162838 A CA162838 A CA 162838A CA 989115 A CA989115 A CA 989115A
Authority
CA
Canada
Prior art keywords
pulping process
pulping
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
CA162,838A
Other versions
CA162838S (en
Inventor
Louis A. Pradt
William M. Copa
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.)
STWB Inc
Original Assignee
Sterling Drug 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 Sterling Drug Inc filed Critical Sterling Drug Inc
Application granted granted Critical
Publication of CA989115A publication Critical patent/CA989115A/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
    • 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
    • D21C3/222—Use of compounds accelerating the pulping processes
CA162,838A 1972-02-07 1973-02-02 Pulping process Expired CA989115A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22434072A 1972-02-07 1972-02-07

Publications (1)

Publication Number Publication Date
CA989115A true CA989115A (en) 1976-05-18

Family

ID=22840235

Family Applications (1)

Application Number Title Priority Date Filing Date
CA162,838A Expired CA989115A (en) 1972-02-07 1973-02-02 Pulping process

Country Status (7)

Country Link
JP (1) JPS4891303A (en)
AU (1) AU476586B2 (en)
CA (1) CA989115A (en)
DE (1) DE2304409A1 (en)
FR (1) FR2171111B1 (en)
GB (1) GB1379524A (en)
ZA (1) ZA73372B (en)

Also Published As

Publication number Publication date
AU476586B2 (en) 1976-09-30
GB1379524A (en) 1975-01-02
AU5115073A (en) 1974-07-18
FR2171111B1 (en) 1976-05-14
DE2304409A1 (en) 1973-08-23
JPS4891303A (en) 1973-11-28
FR2171111A1 (en) 1973-09-21
ZA73372B (en) 1973-10-31

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