SE8205241L - Sett vid blekning av cellulosahaltigt material - Google Patents

Sett vid blekning av cellulosahaltigt material

Info

Publication number: SE8205241L
Authority: SE; Sweden
Prior art keywords: bleaching; blowed; cellulose; containing material; pulps
Prior art date: 1982-09-14

Application number

SE8205241A

Other languages

Unknown language ( )

English (en)

Other versions

SE8205241D0 (sv

SE451606B (sv

Inventor

T-A Hegglund

Original Assignee

Sca Development 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.)

1982-09-14

Filing date

1982-09-14

Publication date

1984-03-15

1982-09-14 Application filed by Sca Development Ab filed Critical Sca Development Ab

1982-09-14 Priority to SE8205241A priority Critical patent/SE451606B/sv

1982-09-14 Publication of SE8205241D0 publication Critical patent/SE8205241D0/sv

1983-08-24 Priority to AU18379/83A priority patent/AU554072B2/en

1983-08-26 Priority to FR8313764A priority patent/FR2537177B1/fr

1983-09-12 Priority to FI833246A priority patent/FI74054B/fi

1983-09-12 Priority to IT48965/83A priority patent/IT1170488B/it

1983-09-12 Priority to JP58168082A priority patent/JPS5966589A/ja

1983-09-13 Priority to NL8303159A priority patent/NL8303159A/nl

1983-09-13 Priority to NO833282A priority patent/NO833282L/no

1983-09-14 Priority to DE3333219A priority patent/DE3333219C2/de

1984-03-15 Publication of SE8205241L publication Critical patent/SE8205241L/sv

1987-10-19 Publication of SE451606B publication Critical patent/SE451606B/sv

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
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Paper (AREA)
Compositions Of Macromolecular Compounds (AREA)
Conductive Materials (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)

SE8205241A 1982-09-14 1982-09-14 Sett vid blekning av hogutbytesmassor medelst peroxider SE451606B (sv)

Priority Applications (9)

Application Number	Priority Date	Filing Date	Title
SE8205241A SE451606B (sv)	1982-09-14	1982-09-14	Sett vid blekning av hogutbytesmassor medelst peroxider
AU18379/83A AU554072B2 (en)	1982-09-14	1983-08-24	Bleaching cellulose pulps with peroxides
FR8313764A FR2537177B1 (fr)	1982-09-14	1983-08-26	Procede pour le blanchiment de produits contenant de la cellulose
JP58168082A JPS5966589A (ja)	1982-09-14	1983-09-12	セルロ−ス含有材料の漂白法
IT48965/83A IT1170488B (it)	1982-09-14	1983-09-12	Procedimento di sbianca per materiale contenente cellulosa
FI833246A FI74054B (fi)	1982-09-14	1983-09-12	Saett vid blekning av cellulosahaltigt material.
NL8303159A NL8303159A (nl)	1982-09-14	1983-09-13	Werkwijze voor het bleken van cellulose-bevattend materiaal.
NO833282A NO833282L (no)	1982-09-14	1983-09-13	Fremgangsmaate ved bleking av celluloseholdig materiale
DE3333219A DE3333219C2 (de)	1982-09-14	1983-09-14	Verfahren zum Bleichen von Hochausbeute-Zellstoffpulpen mittels Peroxiden unter Recyclisierung der Ablaugen

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE8205241A SE451606B (sv)	1982-09-14	1982-09-14	Sett vid blekning av hogutbytesmassor medelst peroxider

Publications (3)

Publication Number	Publication Date
SE8205241D0 SE8205241D0 (sv)	1982-09-14
SE8205241L true SE8205241L (sv)	1984-03-15
SE451606B SE451606B (sv)	1987-10-19

Family

ID=20347840

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE8205241A SE451606B (sv)	1982-09-14	1982-09-14	Sett vid blekning av hogutbytesmassor medelst peroxider

Country Status (9)

Country	Link
JP (1)	JPS5966589A (sv)
AU (1)	AU554072B2 (sv)
DE (1)	DE3333219C2 (sv)
FI (1)	FI74054B (sv)
FR (1)	FR2537177B1 (sv)
IT (1)	IT1170488B (sv)
NL (1)	NL8303159A (sv)
NO (1)	NO833282L (sv)
SE (1)	SE451606B (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1249402A (en) *	1984-12-21	1989-01-31	Pulp And Paper Research Institute Of Canada	Multistage brightening of high yield and ultra high- yield wood pulps
FR2582692B1 (fr) *	1985-05-29	1987-12-11	Atochem	Traitement de pates papetieres chimiques par le peroxyde d'hydrogene en vue de leur blanchiment
FR2593527B1 (fr) *	1986-01-30	1988-03-25	Centre Tech Ind Papier	Procede de blanchiment des pates mecaniques.
FR2622221A1 (fr) *	1987-10-22	1989-04-28	Atochem	Procede de blanchiment de pates
FR2661431B1 (fr) *	1990-04-30	1992-07-17	Atochem	Procede de blanchiment au peroxyde de l'hydrogene de pates a papier a haut rendement.
FR2661430B1 (fr) *	1990-04-30	1992-07-17	Atochem	Procede de blanchiment au peroxyde d'hydrogene de pates a papier a haut rendement.

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2008603A (en) *	1931-09-17	1935-07-16	Thorne Carl Busch	Apparatus for refining pulp and the like
DE1203592B (de) *	1962-02-23	1965-10-21	Rudolf Bott Dipl Ing	Verfahren zum Bleichen von cellulosehaltigen Faserstoffen
GB1106842A (en) *	1965-01-25	1968-03-20	Electric Reduction Co	Manufacture of cellulosic pulp
FR1524581A (fr) *	1966-05-25	1968-05-10	Solvay	Procédé de réglage de la blancheur d'une pâte cellulosique traitée par le peroxyde d'hydrogène ou un produit similaire
DE2219505C3 (de) *	1972-04-21	1974-10-17	Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt	Chlorfreie Mehrstufenbleiche von Zellstoff
DE2219504C2 (de) *	1972-04-21	1974-10-03	Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt	Mehrstufenbleiche von Zellstoffen mit erheblich reduziertem Chloreinsatz
SE390178B (sv) *	1974-09-04	1976-12-06	Sunds Ab	Sett vid blekning av lignocellulosahaltigt material med en kombination av gasfasklorering och ett system for fortrengningsblekning innehallande klordioxid
SE415581B (sv) *	1977-04-18	1980-10-13	Mo Och Domsjoe Ab	Forfarande for perocidblekning av hogutbytesmassa
SE420329C (sv) *	1978-02-16	1984-10-15	Mo Och Domsjoe Ab	Forfarande for framstellning av slipmassa vid overtryck
JPS5545806A (en) *	1978-09-21	1980-03-31	Oji Paper Co	Peroxide bleaching method of wood pulp
AU539108B2 (en) *	1979-04-17	1984-09-13	Interox Societe Anonyme	Delignification of unbleached chemical pulp
JPS5721591A (en) *	1980-07-11	1982-02-04	Mitsubishi Gas Chemical Co	Peroxide bleaching of wood pulp

1982
- 1982-09-14 SE SE8205241A patent/SE451606B/sv not_active Application Discontinuation
1983
- 1983-08-24 AU AU18379/83A patent/AU554072B2/en not_active Ceased
- 1983-08-26 FR FR8313764A patent/FR2537177B1/fr not_active Expired
- 1983-09-12 IT IT48965/83A patent/IT1170488B/it active
- 1983-09-12 JP JP58168082A patent/JPS5966589A/ja active Pending
- 1983-09-12 FI FI833246A patent/FI74054B/fi not_active Application Discontinuation
- 1983-09-13 NO NO833282A patent/NO833282L/no unknown
- 1983-09-13 NL NL8303159A patent/NL8303159A/nl not_active Application Discontinuation
- 1983-09-14 DE DE3333219A patent/DE3333219C2/de not_active Expired

Also Published As

Publication number	Publication date
AU554072B2 (en)	1986-08-07
FR2537177B1 (fr)	1986-02-21
IT8348965A0 (it)	1983-09-12
FR2537177A1 (fr)	1984-06-08
NO833282L (no)	1984-03-15
FI833246A (fi)	1984-03-15
FI74054B (fi)	1987-08-31
DE3333219C2 (de)	1986-10-23
SE8205241D0 (sv)	1982-09-14
AU1837983A (en)	1984-03-22
DE3333219A1 (de)	1984-03-15
FI833246A0 (fi)	1983-09-12
IT1170488B (it)	1987-06-03
SE451606B (sv)	1987-10-19
JPS5966589A (ja)	1984-04-16
NL8303159A (nl)	1984-04-02

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FI905380A (fi)	1992-05-01	Foerfarande foer behandling av alkaliloesning.
SE8502556L (sv)	1986-11-24	Sett att behandla fibermaterial

Legal Events

Date	Code	Title	Description
1995-02-28	NAV	Patent application has lapsed	Ref document number: 8205241-6 Effective date: 19840117 Format of ref document f/p: F

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1995-02-28

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