CA1250704A - Pulping process - Google Patents

Pulping process

Info

Publication number
CA1250704A
CA1250704A CA000476860A CA476860A CA1250704A CA 1250704 A CA1250704 A CA 1250704A CA 000476860 A CA000476860 A CA 000476860A CA 476860 A CA476860 A CA 476860A CA 1250704 A CA1250704 A CA 1250704A
Authority
CA
Canada
Prior art keywords
liquor
cooking
group
alkyl
cooking liquor
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
CA000476860A
Other languages
English (en)
French (fr)
Inventor
Eric G. Fishlock-Lomax
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1250704A publication Critical patent/CA1250704A/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
    • D21C3/222—Use of compounds accelerating the pulping processes

Landscapes

  • Paper (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
CA000476860A 1984-03-22 1985-03-19 Pulping process Expired CA1250704A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB848407438A GB8407438D0 (en) 1984-03-22 1984-03-22 Pulping process
GB8407438 1984-03-22

Publications (1)

Publication Number Publication Date
CA1250704A true CA1250704A (en) 1989-03-07

Family

ID=10558503

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000476860A Expired CA1250704A (en) 1984-03-22 1985-03-19 Pulping process

Country Status (5)

Country Link
CA (1) CA1250704A (no)
FI (1) FI79358C (no)
GB (2) GB8407438D0 (no)
NO (1) NO164788C (no)
SE (1) SE463463B (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5728265A (en) * 1995-06-12 1998-03-17 Henkel Corporation Process for enhancing white liquor penetration into wood chips by contacting the chips with a mixture of the white liquor and a polymethylalkyl siloxane
CA2217415A1 (en) * 1997-10-20 1999-04-20 Tien-Feng Ling Method for sulfite pulping using surfactants
AU2001279022A1 (en) * 2000-07-27 2002-02-13 Ashland Inc. Process for digesting woodchips and digester additives
FI122815B (fi) * 2005-04-18 2012-07-13 Cerefi Oy Menetelmä lignoselluloosamateriaalien ja niistä saatujen jakeiden fraktioimiseksi

Also Published As

Publication number Publication date
FI79358B (fi) 1989-08-31
FI851171A0 (fi) 1985-03-22
NO164788B (no) 1990-08-06
NO164788C (no) 1990-11-14
GB2155966A (en) 1985-10-02
GB8507304D0 (en) 1985-05-01
FI851171L (fi) 1985-09-23
SE8501338L (sv) 1985-09-23
GB2155966B (en) 1987-12-09
GB8407438D0 (en) 1984-05-02
NO851130L (no) 1985-09-23
SE8501338D0 (sv) 1985-03-19
SE463463B (sv) 1990-11-26
FI79358C (fi) 1989-12-11

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Legal Events

Date Code Title Description
MKEX Expiry