CA2179140A1 - Production de pate mecanique de cedre a degre de blancheur eleve - Google Patents

Production de pate mecanique de cedre a degre de blancheur eleve

Info

Publication number
CA2179140A1
CA2179140A1 CA 2179140 CA2179140A CA2179140A1 CA 2179140 A1 CA2179140 A1 CA 2179140A1 CA 2179140 CA2179140 CA 2179140 CA 2179140 A CA2179140 A CA 2179140A CA 2179140 A1 CA2179140 A1 CA 2179140A1
Authority
CA
Canada
Prior art keywords
stage
peroxide
pulp
extraction
caustic
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.)
Abandoned
Application number
CA 2179140
Other languages
English (en)
Inventor
Denis Gerard Fortier
Bernard Hendrick Hetzler
Zheng Tan
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.)
MB PAPER Ltd
Original Assignee
MacMillan Bloedel Ltd
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 MacMillan Bloedel Ltd filed Critical MacMillan Bloedel Ltd
Publication of CA2179140A1 publication Critical patent/CA2179140A1/fr
Abandoned legal-status Critical Current

Links

Landscapes

  • Paper (AREA)
CA 2179140 1995-06-26 1996-06-14 Production de pate mecanique de cedre a degre de blancheur eleve Abandoned CA2179140A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US49487095A 1995-06-26 1995-06-26
US08/494,870 1995-06-26

Publications (1)

Publication Number Publication Date
CA2179140A1 true CA2179140A1 (fr) 1996-12-27

Family

ID=23966317

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2179140 Abandoned CA2179140A1 (fr) 1995-06-26 1996-06-14 Production de pate mecanique de cedre a degre de blancheur eleve

Country Status (1)

Country Link
CA (1) CA2179140A1 (fr)

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Legal Events

Date Code Title Description
FZDE Dead