FI773771A - Foerfarande foer avlaegsnande av lignin ur lignocellulosamaterial - Google Patents

Foerfarande foer avlaegsnande av lignin ur lignocellulosamaterial

Info

Publication number
FI773771A
FI773771A FI773771A FI773771A FI773771A FI 773771 A FI773771 A FI 773771A FI 773771 A FI773771 A FI 773771A FI 773771 A FI773771 A FI 773771A FI 773771 A FI773771 A FI 773771A
Authority
FI
Finland
Prior art keywords
lamp
procedure
Prior art date
Application number
FI773771A
Other languages
English (en)
Inventor
Harry Hutchinson Holton
Gordon Hart Segall
Original Assignee
Canadian Ind
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 Canadian Ind filed Critical Canadian Ind
Publication of FI773771A publication Critical patent/FI773771A/fi

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
FI773771A 1976-12-14 1977-12-13 Foerfarande foer avlaegsnande av lignin ur lignocellulosamaterial FI773771A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75044176A 1976-12-14 1976-12-14

Publications (1)

Publication Number Publication Date
FI773771A true FI773771A (fi) 1978-06-15

Family

ID=25017887

Family Applications (1)

Application Number Title Priority Date Filing Date
FI773771A FI773771A (fi) 1976-12-14 1977-12-13 Foerfarande foer avlaegsnande av lignin ur lignocellulosamaterial

Country Status (12)

Country Link
JP (1) JPS5374102A (fi)
AU (1) AU504177B2 (fi)
BR (1) BR7708249A (fi)
CA (1) CA1094264A (fi)
DE (1) DE2755769A1 (fi)
ES (1) ES465038A1 (fi)
FI (1) FI773771A (fi)
FR (1) FR2374464A1 (fi)
NO (1) NO774265L (fi)
NZ (1) NZ185812A (fi)
SE (1) SE7714129L (fi)
ZA (1) ZA777226B (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2925544A1 (de) * 1979-06-25 1981-01-22 Bayer Ag Verfahren zur delignifizierung von lignocellulose-materialien
DE2941385A1 (de) * 1979-10-12 1981-04-23 Bayer Ag, 5090 Leverkusen Dispersionen von nitroanthrachinonen, verfahren zu deren herstellung und ihre verwendung
BR9910866A (pt) * 1998-06-02 2001-10-30 Us Health Método para a deslignificação seletiva demateriais lignocelulósicos

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD98549A1 (fi) * 1970-07-23 1973-06-20
JPS51112903A (en) * 1975-03-26 1976-10-05 Honshu Paper Co Ltd Process for digesting lignocellulose material with sulphites
JPS5143403A (en) * 1974-10-09 1976-04-14 Honshu Paper Co Ltd Arukariparupuno seizohoho
FI51833C (fi) * 1975-03-18 1978-01-24 Ahlstroem Oy

Also Published As

Publication number Publication date
FR2374464B1 (fi) 1981-02-27
AU504177B2 (en) 1979-10-04
ZA777226B (en) 1978-09-27
SE7714129L (sv) 1978-06-15
FR2374464A1 (fr) 1978-07-13
ES465038A1 (es) 1978-12-01
NZ185812A (en) 1980-10-08
NO774265L (no) 1978-06-15
CA1094264A (en) 1981-01-27
BR7708249A (pt) 1978-09-05
AU3087577A (en) 1979-07-05
DE2755769A1 (de) 1978-06-15
JPS5374102A (en) 1978-07-01
JPS5345402B2 (fi) 1978-12-06

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: CANADIAN INDUSTRIES LIMITED