NO802658L - Fremgangsmaate ved fremstilling av cellulosemasse med lavt harpiksinnhold - Google Patents

Fremgangsmaate ved fremstilling av cellulosemasse med lavt harpiksinnhold

Info

Publication number: NO802658L
Authority: NO; Norway
Prior art keywords: cellulosmass; preparing; procedure; resin; low
Prior art date: 1979-09-12

Application number

NO80802658A

Other languages

English (en)

Other versions

NO155498C (no

NO155498B (no

Inventor

Jonas Arne Ingvar Lindahl

Original Assignee

Mo Och Domsjoe Ab

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.)

1979-09-12

Filing date

1980-09-09

Publication date

1981-03-13

1980-09-09 Application filed by Mo Och Domsjoe Ab filed Critical Mo Och Domsjoe Ab

1981-03-13 Publication of NO802658L publication Critical patent/NO802658L/no

1986-12-29 Publication of NO155498B publication Critical patent/NO155498B/no

1994-11-21 Publication of NO155498C publication Critical patent/NO155498C/no

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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Paper (AREA)
Chemical And Physical Treatments For Wood And The Like (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)

NO802658A 1979-09-12 1980-09-09 Fremgangsmåte for å redusere harpiksinnholdet ved fremstilling av blekede eller ublekede cellulosemasser fra lignocellulosemateriale. NO155498C (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE7907557A SE418628B (sv)	1979-09-12	1979-09-12	Forfarande for hartshaltsminskning vid framstellning av cellulosamassor ur lignocellulosamaterial

Publications (3)

Publication Number	Publication Date
NO802658L true NO802658L (no)	1981-03-13
NO155498B NO155498B (no)	1986-12-29
NO155498C NO155498C (no)	1994-11-21

Family

ID=20338805

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO802658A NO155498C (no)	1979-09-12	1980-09-09	Fremgangsmåte for å redusere harpiksinnholdet ved fremstilling av blekede eller ublekede cellulosemasser fra lignocellulosemateriale.

Country Status (11)

Country	Link
JP (1)	JPS5643496A (no)
AT (1)	AT374512B (no)
AU (1)	AU524841B2 (no)
BR (1)	BR8005524A (no)
CA (1)	CA1157209A (no)
CH (1)	CH651083A5 (no)
DE (1)	DE3034042C2 (no)
FI (1)	FI68680C (no)
FR (1)	FR2465026A1 (no)
NO (1)	NO155498C (no)
SE (1)	SE418628B (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4444621A (en) *	1980-11-21	1984-04-24	Mo Och Domsjo Aktiebolag	Process and apparatus for the deresination and brightness improvement of cellulose pulp
SE8405128L (sv) *	1984-10-15	1986-04-16	Kamyr Ab	Behandling av hogutbytesmassa
SE502321C2 (sv) *	1994-03-04	1995-10-02	Kvaerner Pulping Tech	Förfarande vid ozonblekning av sulfitmassa
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
FI20105799A0 (fi)	2010-07-13	2010-07-13	Olli Joutsimo	Parantunut kemiallisen massan valmistusprosessi

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE84946C (no) *
DE363666C (de) *	1918-01-23	1922-11-11	Carl G Schwalbe Dr	Verfahren zur Entfernung von Harz, Fett, Wachs u. dgl. aus Pflanzenstoffen, insbesondere aus Holz und Holzzellstoffen
US2000562A (en) *	1933-07-06	1935-05-07	Patentaktiebolaget Grondal Ram	Process of removing resin from sulphite cellulose
US2224159A (en) *	1937-09-27	1940-12-10	Rayonier Inc	Process for purifying wood pulp

1979
- 1979-09-12 SE SE7907557A patent/SE418628B/sv not_active IP Right Cessation
1980
- 1980-08-26 JP JP11824580A patent/JPS5643496A/ja active Granted
- 1980-08-29 BR BR8005524A patent/BR8005524A/pt not_active IP Right Cessation
- 1980-09-01 FI FI802742A patent/FI68680C/fi not_active IP Right Cessation
- 1980-09-05 CH CH6700/80A patent/CH651083A5/de not_active IP Right Cessation
- 1980-09-09 NO NO802658A patent/NO155498C/no unknown
- 1980-09-10 DE DE3034042A patent/DE3034042C2/de not_active Expired
- 1980-09-10 AU AU62195/80A patent/AU524841B2/en not_active Expired
- 1980-09-11 AT AT0457680A patent/AT374512B/de not_active IP Right Cessation
- 1980-09-12 FR FR8019697A patent/FR2465026A1/fr active Granted
- 1980-09-12 CA CA000360196A patent/CA1157209A/en not_active Expired

Also Published As

Publication number	Publication date
FI802742A7 (fi)	1981-03-13
AU6219580A (en)	1981-03-19
CH651083A5 (en)	1985-08-30
SE7907557L (sv)	1981-03-13
AT374512B (de)	1984-05-10
JPH0114357B2 (no)	1989-03-10
SE418628B (sv)	1981-06-15
FI68680B (fi)	1985-06-28
DE3034042C2 (de)	1985-08-22
ATA457680A (de)	1983-09-15
FR2465026B1 (no)	1983-08-19
FI68680C (fi)	1985-10-10
FR2465026A1 (fr)	1981-03-20
DE3034042A1 (de)	1981-04-02
NO155498C (no)	1994-11-21
NO155498B (no)	1986-12-29
BR8005524A (pt)	1981-03-17
CA1157209A (en)	1983-11-22
JPS5643496A (en)	1981-04-22
AU524841B2 (en)	1982-10-07

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