NO895108D0 - PROCEDURE FOR DELIGNIFICATION AND WHITING OF LIGNOCELLULOSEMASSE. - Google Patents

PROCEDURE FOR DELIGNIFICATION AND WHITING OF LIGNOCELLULOSEMASSE.

Info

Publication number
NO895108D0
NO895108D0 NO895108A NO895108A NO895108D0 NO 895108 D0 NO895108 D0 NO 895108D0 NO 895108 A NO895108 A NO 895108A NO 895108 A NO895108 A NO 895108A NO 895108 D0 NO895108 D0 NO 895108D0
Authority
NO
Norway
Prior art keywords
lignocellulosemasse
delignification
whiting
procedure
Prior art date
Application number
NO895108A
Other languages
Norwegian (no)
Other versions
NO895108L (en
Inventor
Madhusudan Dattatraya Jayawant
Souza Rupert D
Jeffrey Shaocheng Hsieh
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of NO895108D0 publication Critical patent/NO895108D0/en
Publication of NO895108L publication Critical patent/NO895108L/en

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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/04—Pretreatment of the finely-divided materials before digesting with acid reacting compounds
NO89895108A 1988-12-20 1989-12-19 PROCEDURE FOR DELIGNIFICATION AND WHITING OF LIGNOCELLULOSEMASSE. NO895108L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28678288A 1988-12-20 1988-12-20

Publications (2)

Publication Number Publication Date
NO895108D0 true NO895108D0 (en) 1989-12-19
NO895108L NO895108L (en) 1990-06-21

Family

ID=23100136

Family Applications (1)

Application Number Title Priority Date Filing Date
NO89895108A NO895108L (en) 1988-12-20 1989-12-19 PROCEDURE FOR DELIGNIFICATION AND WHITING OF LIGNOCELLULOSEMASSE.

Country Status (9)

Country Link
EP (1) EP0377981A3 (en)
JP (1) JPH02216290A (en)
AU (1) AU4699989A (en)
BR (1) BR8906570A (en)
CA (1) CA2005369A1 (en)
DK (1) DK648589A (en)
FI (1) FI896085A0 (en)
NO (1) NO895108L (en)
ZA (1) ZA899775B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1006056A3 (en) * 1992-07-06 1994-05-03 Solvay Interox Method of laundering of chemical pulp.
WO2021209586A1 (en) * 2020-04-16 2021-10-21 Bim Kemi Ab Delignification process

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE434283B (en) * 1982-12-01 1984-07-16 Mo Och Domsjoe Ab PROCEDURE FOR DELIGNIFICATION OF CELLULOSAMASSA WITH NITROGEN OXIDES AND Oxygen

Also Published As

Publication number Publication date
NO895108L (en) 1990-06-21
FI896085A0 (en) 1989-12-19
EP0377981A3 (en) 1992-06-24
DK648589A (en) 1990-06-21
CA2005369A1 (en) 1990-06-20
ZA899775B (en) 1991-08-28
DK648589D0 (en) 1989-12-19
JPH02216290A (en) 1990-08-29
BR8906570A (en) 1990-09-04
AU4699989A (en) 1990-06-28
EP0377981A2 (en) 1990-07-18

Similar Documents

Publication Publication Date Title
NO890817L (en) WHITING DETERGENT AND PROCEDURES FOR THIS.
NO902756L (en) ENZYMATIC DELIGNIFICATION OF LIGNOCELLULOS MATERIAL.
NO912519D0 (en) DEVICE AND PROCEDURE FOR TRANSMISSION OF WAYS.
NO892305L (en) PROCEDURE FOR MACHINE SLOWING OF FISH AND APPARATUS FOR IMPLEMENTING THE PROCEDURE.
NO164219C (en) PROCEDURE AND PLANT FOR TREATMENT OF RETURNED BORESLAM.
NO900259D0 (en) PROCEDURE AND APPARATUS FOR DELIGNIFICATION OF CELLULOSMASS.
FI892803A0 (en) ENZYMATISK DELIGNIFICATION OF LIGNOCELLULOSAHALTIGT MATERIAL.
NO884447D0 (en) PROCEDURE FOR PAINTING UNDER WATER AND APPLICATION FOR APPLICATION OF PAINTING.
NO901272L (en) COMPOSITION AND PROCEDURE FOR REMOVAL OF SULPHIDS.
NO169928C (en) PROCEDURE AND DEFINITION JOINER
NO165421C (en) PROCEDURE AND APPROACH
NO881713D0 (en) PROCEDURE FOR THE PREPARATION OF DI-T-BUTYLPHENYL-ALKYL AND BENZYLETHERS.
NO891630D0 (en) PROCEDURE AND APPARATUS FOR THE PREPARATION OF DIAGRAMS.
NO893890L (en) PROCEDURE FOR THE REMOVAL OF SULPHIDS.
NO895108D0 (en) PROCEDURE FOR DELIGNIFICATION AND WHITING OF LIGNOCELLULOSEMASSE.
NO882336L (en) PROCEDURE FOR THE PREPARATION OF 5-METHOXYLYCAMLAMMONION TETRAHYDROFURANES AND TETRAHYDROTIOPHENES.
NO163142C (en) PROCEDURE AND DEVICE FOR REPLACING ANODS.
NO902108L (en) DIRECTOR CONNECTORS FOR 900 AND 3DB OF ONE-OCT TYPE.
NO884635D0 (en) PROCEDURE FOR TREATMENT OF MUST.
NO893640L (en) DELIGNIFICATION AND WHITING OF CELLULOSE-FIBER MATERIALS.
NO883363D0 (en) NEW DIOSMINE DERIVATIVE AND PROCEDURE FOR PREPARING THIS.
NO902968D0 (en) PROCEDURE FOR TREATMENT OF BORESLAM.
NO873664D0 (en) PROCEDURE FOR THE APPLICATION AND DETERMINATION OF THE GUIDE.
NO903269D0 (en) EQUIPMENT FOR TREATMENT OF PRESSED STRAWBERRIES.
NO884040D0 (en) SEPARATELY AND PROCEDURE FOR MANUFACTURING THIS.