CA885903A - Oxygen bleaching and delignification of alkaline pulp - Google Patents

Oxygen bleaching and delignification of alkaline pulp

Info

Publication number
CA885903A
CA885903A CA885903A CA885903DA CA885903A CA 885903 A CA885903 A CA 885903A CA 885903 A CA885903 A CA 885903A CA 885903D A CA885903D A CA 885903DA CA 885903 A CA885903 A CA 885903A
Authority
CA
Canada
Prior art keywords
delignification
oxygen bleaching
alkaline pulp
pulp
alkaline
Prior art date
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.)
Expired
Application number
CA885903A
Inventor
Robert Andre
W. Calvert David
Viallet Andre
Smith Leon
R. Pauw Daniel
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.)
SOUTH AFRICAN PULP AND PAPER INDUSTRIES
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
SOUTH AFRICAN PULP AND PAPER INDUSTRIES
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Publication date
Application granted granted Critical
Publication of CA885903A publication Critical patent/CA885903A/en
Expired legal-status Critical Current

Links

CA885903A Oxygen bleaching and delignification of alkaline pulp Expired CA885903A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA885903T

Publications (1)

Publication Number Publication Date
CA885903A true CA885903A (en) 1971-11-16

Family

ID=36392189

Family Applications (1)

Application Number Title Priority Date Filing Date
CA885903A Expired CA885903A (en) Oxygen bleaching and delignification of alkaline pulp

Country Status (1)

Country Link
CA (1) CA885903A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5302244A (en) * 1992-02-18 1994-04-12 Domtar Inc. Oxygen delignification of waste cellulosic paper products

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5302244A (en) * 1992-02-18 1994-04-12 Domtar Inc. Oxygen delignification of waste cellulosic paper products
US5350493A (en) * 1992-02-18 1994-09-27 Domtar, Inc. Oxygen delignification of old corrugated containers

Similar Documents

Publication Publication Date Title
CA1007807A (en) Delignification and bleaching of wood pulp with oxygen
CA1020305A (en) Delignification and bleaching of wood pulp with oxygen
CA944201A (en) Method and device for bleaching of cellulosic pulp
CA964009A (en) Process for bleaching cellulose pulp with alkali and oxygen gas utilizing waste bleaching liquor
CA902861A (en) Bleaching of cellulosic pulp
AU472619B2 (en) Wet air oxidation of alkaline pulp liquors
CA1001808A (en) Manufacture of cellulose pulp for paper and paper board
CA920753A (en) Delignification and bleaching of chemical and semi-chemical cellulosic pulp
CA1026908A (en) Delignification and bleaching of wood pulp with oxygen in the presence of triethanolamine
CA943707A (en) Delignification of chemical cellulosic pulp
CA980513A (en) Bleaching of waste paper pulp
CA885903A (en) Oxygen bleaching and delignification of alkaline pulp
CA968507A (en) Bleaching of mechanical pulps
CA877202A (en) Delignification and bleaching of cellulose pulp
CA953858A (en) Catalytic oxidation of alkaline pulping liquor
CA898460A (en) Delignification and bleaching of cellulose pulps with oxygen gas
CA937357A (en) Single stage delignification and bleaching process
ZA72586B (en) Method and device for bleaching of cellulosic pulp
AU489486B2 (en) Delignification and bleaching of woodpulp with oxygen
CA975111A (en) Bleaching cellulosic pulp
CA872156A (en) Pulp digester controls and methods of pulp digesting
CA973311A (en) Method of bleaching cellulose pulp
AU434852B2 (en) Improvements in or relating to oxygen bleaching and delignification of alkaline pulp
CA992265A (en) Bleaching of lignocellulosic pulp
AU461389B2 (en) Bleaching of cellulosic pulp