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
Authority: PT; Portugal
Prior art keywords: ink; elimination; paper materials; residual paper; ink particles
Prior art date: 1989-03-15

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.)

1989-03-15

Filing date

1990-03-14

Publication date

1990-11-07

1990-03-14 Application filed by Bdl Specialist Prod filed Critical Bdl Specialist Prod

1990-11-07 Publication of PT93425A publication Critical patent/PT93425A/pt

1996-09-30 Publication of PT93425B publication Critical patent/PT93425B/pt

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

Landscapes

Paper (AREA)
Treatment Of Sludge (AREA)

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 (16)

Country	Link
KR (1)	KR0151110B1 (pt)
BG (1)	BG95308A (pt)
BR (1)	BR9007224A (pt)
CA (1)	CA2048618C (pt)
DE (1)	DE69017205T2 (pt)
FI (1)	FI914276A7 (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)

1989
- 1989-03-15 GB GB8905942A patent/GB8905942D0/en active Pending
1990
- 1990-03-06 ZA ZA901713A patent/ZA901713B/xx unknown
- 1990-03-09 MY MYPI90000373A patent/MY107139A/en unknown
- 1990-03-12 IN IN205CA1990 patent/IN174412B/en unknown
- 1990-03-13 PH PH40180A patent/PH27030A/en unknown
- 1990-03-13 NZ NZ23289290A patent/NZ232892A/xx unknown
- 1990-03-14 PT PT93425A patent/PT93425B/pt not_active IP Right Cessation
- 1990-03-14 DE DE69017205T patent/DE69017205T2/de not_active Expired - Fee Related
- 1990-03-14 CA CA 2048618 patent/CA2048618C/en not_active Expired - Fee Related
- 1990-03-14 KR KR1019910701116A patent/KR0151110B1/ko not_active Expired - Fee Related
- 1990-03-14 FI FI914276A patent/FI914276A7/fi not_active Application Discontinuation
- 1990-03-14 MC MC90@@D patent/MC2179A1/xx unknown
- 1990-03-14 BR BR9007224A patent/BR9007224A/pt not_active IP Right Cessation
1991
- 1991-09-13 MW MW5091A patent/MW5091A1/xx unknown
- 1991-10-10 BG BG095308A patent/BG95308A/bg unknown
1994
- 1994-01-31 LT LTIP1852A patent/LTIP1852A/xx not_active Application Discontinuation

Also Published As

Publication number	Publication date
CA2048618C (en)	2002-04-23
MC2179A1 (fr)	1992-05-22
ZA901713B (en)	1990-12-28
CA2048618A1 (en)	1990-09-16
LTIP1852A (en)	1995-08-25
IN174412B (pt)	1994-12-03
MY107139A (en)	1995-09-30
FI914276A0 (fi)	1991-09-11
KR920701565A (ko)	1992-08-12
MW5091A1 (en)	1993-02-10
PT93425B (pt)	1996-09-30
NZ232892A (en)	1991-11-26
BG95308A (bg)	1993-12-24
PH27030A (en)	1993-02-01
DE69017205D1 (de)	1995-03-30
DE69017205T2 (de)	1995-10-19
BR9007224A (pt)	1992-02-18
GB8905942D0 (en)	1989-04-26
FI914276A7 (fi)	1991-09-11
KR0151110B1 (ko)	1999-05-15

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Legal Events

Date	Code	Title	Description
1996-09-30	FG3A	Patent granted, date of granting	Effective date: 19960223
2004-10-29	MM3A	Annulment or lapse	Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 20040823

Date

Code

Title

Description

1996-09-30

FG3A

Patent granted, date of granting

Effective date: 19960223

2004-10-29

MM3A

Annulment or lapse

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

Effective date: 20040823