NO170348C - PROCEDURE FOR WHITING BLOOD PREPARATIONS BY HYDROGEN PEROXYD - Google Patents

PROCEDURE FOR WHITING BLOOD PREPARATIONS BY HYDROGEN PEROXYD

Info

Publication number
NO170348C
NO170348C NO884674A NO884674A NO170348C NO 170348 C NO170348 C NO 170348C NO 884674 A NO884674 A NO 884674A NO 884674 A NO884674 A NO 884674A NO 170348 C NO170348 C NO 170348C
Authority
NO
Norway
Prior art keywords
peroxyd
whiting
hydrogen
procedure
blood preparations
Prior art date
Application number
NO884674A
Other languages
Norwegian (no)
Other versions
NO170348B (en
NO884674D0 (en
NO884674L (en
Inventor
Jacques Kervennal
Francoise Chosson
Dominique Lachenal
Original Assignee
Atochem
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 Atochem filed Critical Atochem
Publication of NO884674D0 publication Critical patent/NO884674D0/en
Publication of NO884674L publication Critical patent/NO884674L/en
Publication of NO170348B publication Critical patent/NO170348B/en
Publication of NO170348C publication Critical patent/NO170348C/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
    • 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)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Detergent Compositions (AREA)
NO884674A 1987-10-22 1988-10-20 PROCEDURE FOR WHITING BLOOD PREPARATIONS BY HYDROGEN PEROXYD NO170348C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8714877A FR2622221A1 (en) 1987-10-22 1987-10-22 PROCESS FOR BLEACHING PASTA

Publications (4)

Publication Number Publication Date
NO884674D0 NO884674D0 (en) 1988-10-20
NO884674L NO884674L (en) 1989-04-24
NO170348B NO170348B (en) 1992-06-29
NO170348C true NO170348C (en) 1992-10-07

Family

ID=9356225

Family Applications (1)

Application Number Title Priority Date Filing Date
NO884674A NO170348C (en) 1987-10-22 1988-10-20 PROCEDURE FOR WHITING BLOOD PREPARATIONS BY HYDROGEN PEROXYD

Country Status (10)

Country Link
EP (1) EP0313478A1 (en)
JP (1) JPH0643674B2 (en)
AU (1) AU615001B2 (en)
DE (1) DE313478T1 (en)
ES (1) ES2008654A4 (en)
FI (1) FI884881A (en)
FR (1) FR2622221A1 (en)
NO (1) NO170348C (en)
NZ (1) NZ226649A (en)
PT (1) PT88819B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2661430B1 (en) * 1990-04-30 1992-07-17 Atochem HIGH-YIELD PAPER PULP HYDROGEN PEROXIDE BLEACHING PROCESS.
US5118389A (en) * 1990-07-06 1992-06-02 Ici Canada Inc. Two-stage peroxide bleaching process using different amounts of peroxide on different portions of mechanical pulp
CA2063351C (en) * 1992-03-18 1996-08-13 Stanley Alan Heimburger Process for bleaching hardwood pulp
US6605181B1 (en) * 1993-10-01 2003-08-12 Kvaerner Pulping Aktiebolag Peroxide bleach sequence including an acidic bleach stage and including a wash stage

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5679798A (en) * 1979-12-03 1981-06-30 Mitsubishi Gas Chemical Co Production of bleaching machine pulp
JPS5891884A (en) * 1981-11-27 1983-05-31 工業技術院長 Production of high whiteness unbleached pulp
SE451606B (en) * 1982-09-14 1987-10-19 Sca Development Ab VIEW WHITENING OF HOG REPLACEMENT MASSES AVERAGE PEROXIDES
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
SE8600615L (en) * 1985-02-15 1986-08-16 Kamyr Ab HIGH LIGHTNESS ASTADCOMMATED BY BLACKING OF MECHANICAL MASS, SUCH AS CHEMICAL-MECHANICAL MASS (CMP), CHEMICAL-THERMAL-MECHANICAL MASS (CTMP) AND SIMILAR
FR2582692B1 (en) * 1985-05-29 1987-12-11 Atochem TREATMENT OF CHEMICAL PAPER PULP WITH HYDROGEN PEROXIDE FOR BLEACHING
FR2593527B1 (en) * 1986-01-30 1988-03-25 Centre Tech Ind Papier PROCESS FOR BLEACHING MECHANICAL PASTA.

Also Published As

Publication number Publication date
NZ226649A (en) 1989-10-27
NO170348B (en) 1992-06-29
JPH0643674B2 (en) 1994-06-08
AU2413088A (en) 1989-04-27
FR2622221A1 (en) 1989-04-28
PT88819B (en) 1993-01-29
FI884881A (en) 1989-04-23
NO884674D0 (en) 1988-10-20
AU615001B2 (en) 1991-09-19
NO884674L (en) 1989-04-24
EP0313478A1 (en) 1989-04-26
ES2008654A4 (en) 1989-08-01
FI884881A0 (en) 1988-10-21
JPH01124696A (en) 1989-05-17
DE313478T1 (en) 1989-10-05

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