JPS57121692A - Reduction of resin content in producing cellulose pulp from lignocellulose material - Google Patents

Reduction of resin content in producing cellulose pulp from lignocellulose material

Info

Publication number: JPS57121692A
Authority: JP; Japan
Prior art keywords: reduction; resin content; cellulose pulp; producing cellulose; lignocellulose material
Prior art date: 1980-12-05
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

JP56196181A

Other languages

English (en)

Japanese (ja)

Other versions

JPH0114358B2 (fi

Inventor

Beruteiru Rindokisuto Sufuen

Eritsuku Esutoman Hokan

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.)

Mo och Domsjo AB

Original Assignee

Mo och Domsjo 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.)

1980-12-05

Filing date

1981-12-04

Publication date

1982-07-29

1981-12-04 Application filed by Mo och Domsjo AB filed Critical Mo och Domsjo AB

1982-07-29 Publication of JPS57121692A publication Critical patent/JPS57121692A/ja

1989-03-10 Publication of JPH0114358B2 publication Critical patent/JPH0114358B2/ja

Status Granted 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
- 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)
Polysaccharides And Polysaccharide Derivatives (AREA)

JP56196181A 1980-12-05 1981-12-04 Reduction of resin content in producing cellulose pulp from lignocellulose material Granted JPS57121692A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE8008574A SE424884B (sv)	1980-12-05	1980-12-05	Forfarande for hartshaltsminskning vid framstellning av cellulosamassor ur lignocellulosamaterial

Publications (2)

Publication Number	Publication Date
JPS57121692A true JPS57121692A (en)	1982-07-29
JPH0114358B2 JPH0114358B2 (fi)	1989-03-10

Family

ID=20342404

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP56196181A Granted JPS57121692A (en)	1980-12-05	1981-12-04	Reduction of resin content in producing cellulose pulp from lignocellulose material

Country Status (8)

Country	Link
JP (1)	JPS57121692A (fi)
AU (1)	AU529326B2 (fi)
CA (1)	CA1162358A (fi)
CH (1)	CH655965A5 (fi)
DE (1)	DE3148101C2 (fi)
FI (1)	FI69657C (fi)
NO (1)	NO156905C (fi)
SE (1)	SE424884B (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5930980A (ja) *	1982-08-12	1984-02-18	王子製紙株式会社	リグノセルロ−ス物質の漂白方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE502321C2 (sv) *	1994-03-04	1995-10-02	Kvaerner Pulping Tech	Förfarande vid ozonblekning av sulfitmassa
FI20070126A0 (fi)	2006-09-08	2007-02-13	Linde Ag	Menetelmä hartsin poistamiseksi massasta ja hiilidioksidin tai (bi)karbonaatin käyttö tähän tarkoitukseen

1980
- 1980-12-05 SE SE8008574A patent/SE424884B/sv not_active IP Right Cessation
1981
- 1981-11-25 AU AU77888/81A patent/AU529326B2/en not_active Ceased
- 1981-12-04 CH CH7774/81A patent/CH655965A5/de not_active IP Right Cessation
- 1981-12-04 FI FI813896A patent/FI69657C/fi not_active IP Right Cessation
- 1981-12-04 NO NO814163A patent/NO156905C/no not_active IP Right Cessation
- 1981-12-04 DE DE3148101A patent/DE3148101C2/de not_active Expired
- 1981-12-04 JP JP56196181A patent/JPS57121692A/ja active Granted
- 1981-12-07 CA CA000391674A patent/CA1162358A/en not_active Expired

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5930980A (ja) *	1982-08-12	1984-02-18	王子製紙株式会社	リグノセルロ−ス物質の漂白方法

Also Published As

Publication number	Publication date
FI813896L (fi)	1982-06-06
NO156905B (no)	1987-09-07
SE424884B (sv)	1982-08-16
CA1162358A (en)	1984-02-21
CH655965A5 (de)	1986-05-30
AU529326B2 (en)	1983-06-02
NO156905C (no)	1987-12-16
FI69657B (fi)	1985-11-29
NO814163L (no)	1982-06-07
DE3148101C2 (de)	1985-11-07
JPH0114358B2 (fi)	1989-03-10
DE3148101A1 (de)	1982-08-12
FI69657C (fi)	1990-10-31
AU7788881A (en)	1982-06-17
SE8008574L (sv)	1982-06-06

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