GB8507304D0 - Pulping process - Google Patents

Pulping process

Info

Publication number
GB8507304D0
GB8507304D0 GB858507304A GB8507304A GB8507304D0 GB 8507304 D0 GB8507304 D0 GB 8507304D0 GB 858507304 A GB858507304 A GB 858507304A GB 8507304 A GB8507304 A GB 8507304A GB 8507304 D0 GB8507304 D0 GB 8507304D0
Authority
GB
United Kingdom
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.)
Granted
Application number
GB858507304A
Other versions
GB2155966A (en
GB2155966B (en
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.)
Fishlock Lomax E G
Original Assignee
Fishlock Lomax E G
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 Fishlock Lomax E G filed Critical Fishlock Lomax E G
Publication of GB8507304D0 publication Critical patent/GB8507304D0/en
Publication of GB2155966A publication Critical patent/GB2155966A/en
Application granted granted Critical
Publication of GB2155966B publication Critical patent/GB2155966B/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
GB08507304A 1984-03-22 1985-03-21 Pulping with amphoteric surfactant additive Expired GB2155966B (en)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
GB8507304D0 true GB8507304D0 (en) 1985-05-01
GB2155966A GB2155966A (en) 1985-10-02
GB2155966B GB2155966B (en) 1987-12-09

Family

ID=10558503

Family Applications (2)

Application Number Title Priority Date Filing Date
GB848407438A Pending GB8407438D0 (en) 1984-03-22 1984-03-22 Pulping process
GB08507304A Expired GB2155966B (en) 1984-03-22 1985-03-21 Pulping with amphoteric surfactant additive

Family Applications Before (1)

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

Country Status (5)

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

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 (en) * 2005-04-18 2012-07-13 Cerefi Oy Method for fractionating lignocellulosic materials and parts obtained from them

Also Published As

Publication number Publication date
FI79358B (en) 1989-08-31
GB8407438D0 (en) 1984-05-02
NO164788C (en) 1990-11-14
FI851171A0 (en) 1985-03-22
GB2155966A (en) 1985-10-02
SE8501338L (en) 1985-09-23
GB2155966B (en) 1987-12-09
FI79358C (en) 1989-12-11
CA1250704A (en) 1989-03-07
FI851171L (en) 1985-09-23
SE463463B (en) 1990-11-26
NO164788B (en) 1990-08-06
SE8501338D0 (en) 1985-03-19
NO851130L (en) 1985-09-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee