BR9007224A - Metodo de destintamento de materiais de papel usado - Google Patents

Metodo de destintamento de materiais de papel usado

Info

Publication number
BR9007224A
BR9007224A BR9007224A BR9007224A BR9007224A BR 9007224 A BR9007224 A BR 9007224A BR 9007224 A BR9007224 A BR 9007224A BR 9007224 A BR9007224 A BR 9007224A BR 9007224 A BR9007224 A BR 9007224A
Authority
BR
Brazil
Prior art keywords
detining
used paper
paper materials
materials
paper
Prior art date
Application number
BR9007224A
Other languages
English (en)
Portuguese (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
Priority claimed from PCT/GB1990/000385 external-priority patent/WO1990010749A1/en
Publication of BR9007224A publication Critical patent/BR9007224A/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
BR9007224A 1989-03-15 1990-03-14 Metodo de destintamento de materiais de papel usado BR9007224A (pt)

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
BR9007224A true BR9007224A (pt) 1992-02-18

Family

ID=10653370

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9007224A BR9007224A (pt) 1989-03-15 1990-03-14 Metodo de destintamento de materiais de papel usado

Country Status (16)

Country Link
KR (1) KR0151110B1 (OSRAM)
BG (1) BG95308A (OSRAM)
BR (1) BR9007224A (OSRAM)
CA (1) CA2048618C (OSRAM)
DE (1) DE69017205T2 (OSRAM)
FI (1) FI914276A0 (OSRAM)
GB (1) GB8905942D0 (OSRAM)
IN (1) IN174412B (OSRAM)
LT (1) LTIP1852A (OSRAM)
MC (1) MC2179A1 (OSRAM)
MW (1) MW5091A1 (OSRAM)
MY (1) MY107139A (OSRAM)
NZ (1) NZ232892A (OSRAM)
PH (1) PH27030A (OSRAM)
PT (1) PT93425B (OSRAM)
ZA (1) ZA901713B (OSRAM)

Also Published As

Publication number Publication date
DE69017205D1 (de) 1995-03-30
LTIP1852A (en) 1995-08-25
CA2048618C (en) 2002-04-23
MY107139A (en) 1995-09-30
CA2048618A1 (en) 1990-09-16
KR920701565A (ko) 1992-08-12
BG95308A (bg) 1993-12-24
KR0151110B1 (ko) 1999-05-15
FI914276A7 (fi) 1991-09-11
MC2179A1 (fr) 1992-05-22
PH27030A (en) 1993-02-01
PT93425B (pt) 1996-09-30
FI914276A0 (fi) 1991-09-11
IN174412B (OSRAM) 1994-12-03
MW5091A1 (en) 1993-02-10
DE69017205T2 (de) 1995-10-19
GB8905942D0 (en) 1989-04-26
NZ232892A (en) 1991-11-26
ZA901713B (en) 1990-12-28
PT93425A (pt) 1990-11-07

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Legal Events

Date Code Title Description
GB Transfer
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 14/03/2010