CA2186321C - Methode de reduction de la teneur en aluminium de la pate et du papier recycles - Google Patents

Methode de reduction de la teneur en aluminium de la pate et du papier recycles Download PDF

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Publication number
CA2186321C
CA2186321C CA 2186321 CA2186321A CA2186321C CA 2186321 C CA2186321 C CA 2186321C CA 2186321 CA2186321 CA 2186321 CA 2186321 A CA2186321 A CA 2186321A CA 2186321 C CA2186321 C CA 2186321C
Authority
CA
Canada
Prior art keywords
fluid
aluminum
paper material
paper
recyclable paper
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 - Fee Related
Application number
CA 2186321
Other languages
English (en)
Other versions
CA2186321A1 (fr
Inventor
James Joseph Foster
Leo Thomas Mulcahy
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.)
Westvaco Corp
Original Assignee
Westvaco Corp
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
Priority claimed from US08/541,104 external-priority patent/US5679221A/en
Application filed by Westvaco Corp filed Critical Westvaco Corp
Publication of CA2186321A1 publication Critical patent/CA2186321A1/fr
Application granted granted Critical
Publication of CA2186321C publication Critical patent/CA2186321C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

Landscapes

  • Paper (AREA)
CA 2186321 1995-10-11 1996-09-24 Methode de reduction de la teneur en aluminium de la pate et du papier recycles Expired - Fee Related CA2186321C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/541,104 US5679221A (en) 1994-08-26 1995-10-11 Method for aluminum reduction in recycled pulp and paper
US08/541,104 1995-10-11

Publications (2)

Publication Number Publication Date
CA2186321A1 CA2186321A1 (fr) 1997-04-12
CA2186321C true CA2186321C (fr) 2002-05-28

Family

ID=24158189

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2186321 Expired - Fee Related CA2186321C (fr) 1995-10-11 1996-09-24 Methode de reduction de la teneur en aluminium de la pate et du papier recycles

Country Status (1)

Country Link
CA (1) CA2186321C (fr)

Also Published As

Publication number Publication date
CA2186321A1 (fr) 1997-04-12

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