PT93425A - Processo para a eliminacao de tinta de materiais residuais de papel - Google Patents

Processo para a eliminacao de tinta de materiais residuais de papel

Info

Publication number
PT93425A
PT93425A PT9342590A PT9342590A PT93425A PT 93425 A PT93425 A PT 93425A PT 9342590 A PT9342590 A PT 9342590A PT 9342590 A PT9342590 A PT 9342590A PT 93425 A PT93425 A PT 93425A
Authority
PT
Portugal
Prior art keywords
ink
removal
waste paper
paper materials
ink particles
Prior art date
Application number
PT9342590A
Other languages
English (en)
Other versions
PT93425B (pt
Inventor
Stanley Blum
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
Application filed by Bdl Specialist Prod filed Critical Bdl Specialist Prod
Publication of PT93425A publication Critical patent/PT93425A/pt
Publication of PT93425B publication Critical patent/PT93425B/pt

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
PT93425A 1989-03-15 1990-03-14 Processo para a eliminacao de tinta de materiais residuais de papel PT93425B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8905942A GB8905942D0 (en) 1989-03-15 1989-03-15 A method of de-inking waste paper materials

Publications (2)

Publication Number Publication Date
PT93425A true PT93425A (pt) 1990-11-07
PT93425B PT93425B (pt) 1996-09-30

Family

ID=10653370

Family Applications (1)

Application Number Title Priority Date Filing Date
PT93425A PT93425B (pt) 1989-03-15 1990-03-14 Processo para a eliminacao de tinta de materiais residuais de papel

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
ZA901713B (en) 1990-12-28
PT93425B (pt) 1996-09-30
NZ232892A (en) 1991-11-26
MW5091A1 (en) 1993-02-10
KR0151110B1 (ko) 1999-05-15
DE69017205D1 (de) 1995-03-30
MC2179A1 (fr) 1992-05-22
MY107139A (en) 1995-09-30
CA2048618A1 (en) 1990-09-16
DE69017205T2 (de) 1995-10-19
IN174412B (pt) 1994-12-03
LTIP1852A (en) 1995-08-25
CA2048618C (en) 2002-04-23
PH27030A (en) 1993-02-01
GB8905942D0 (en) 1989-04-26
BR9007224A (pt) 1992-02-18
KR920701565A (ko) 1992-08-12
FI914276A0 (fi) 1991-09-11

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19960223

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20040823