MW5091A1 - A method of de-inking waste paper materials - Google Patents

A method of de-inking waste paper materials

Info

Publication number
MW5091A1
MW5091A1 MW5091A MW5091A MW5091A1 MW 5091 A1 MW5091 A1 MW 5091A1 MW 5091 A MW5091 A MW 5091A MW 5091 A MW5091 A MW 5091A MW 5091 A1 MW5091 A1 MW 5091A1
Authority
MW
MALAWI
Prior art keywords
waste paper
paper materials
inking waste
inking
materials
Prior art date
Application number
MW5091A
Other languages
English (en)
Original Assignee
Bdl Specialist Prod
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 PCT/GB1990/000385 external-priority patent/WO1990010749A1/en
Application filed by Bdl Specialist Prod filed Critical Bdl Specialist Prod
Publication of MW5091A1 publication Critical patent/MW5091A1/xx

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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • 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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D21C5/025—De-inking
    • 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
MW5091A 1989-03-15 1991-09-13 A method of de-inking waste paper materials MW5091A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8905942A GB8905942D0 (en) 1989-03-15 1989-03-15 A method of de-inking waste paper materials
PCT/GB1990/000385 WO1990010749A1 (en) 1989-03-15 1990-03-14 Method of de-inking waste paper materials

Publications (1)

Publication Number Publication Date
MW5091A1 true MW5091A1 (en) 1993-02-10

Family

ID=10653370

Family Applications (1)

Application Number Title Priority Date Filing Date
MW5091A MW5091A1 (en) 1989-03-15 1991-09-13 A method of de-inking waste paper materials

Country Status (15)

Country Link
KR (1) KR0151110B1 (pt)
BR (1) BR9007224A (pt)
CA (1) CA2048618C (pt)
DE (1) DE69017205T2 (pt)
FI (1) FI914276A0 (pt)
GB (1) GB8905942D0 (pt)
IN (1) IN174412B (pt)
LT (1) LTIP1852A (pt)
MC (1) MC2179A1 (pt)
MW (1) MW5091A1 (pt)
MY (1) MY107139A (pt)
NZ (1) NZ232892A (pt)
PH (1) PH27030A (pt)
PT (1) PT93425B (pt)
ZA (1) ZA901713B (pt)

Also Published As

Publication number Publication date
DE69017205D1 (de) 1995-03-30
MY107139A (en) 1995-09-30
KR920701565A (ko) 1992-08-12
PT93425B (pt) 1996-09-30
CA2048618A1 (en) 1990-09-16
GB8905942D0 (en) 1989-04-26
ZA901713B (en) 1990-12-28
CA2048618C (en) 2002-04-23
IN174412B (pt) 1994-12-03
DE69017205T2 (de) 1995-10-19
NZ232892A (en) 1991-11-26
KR0151110B1 (ko) 1999-05-15
MC2179A1 (fr) 1992-05-22
LTIP1852A (en) 1995-08-25
PT93425A (pt) 1990-11-07
BR9007224A (pt) 1992-02-18
PH27030A (en) 1993-02-01
FI914276A0 (fi) 1991-09-11

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