FI914276A7 - Jätepaperimateriaalien siistausmenetelmä - Google Patents

Jätepaperimateriaalien siistausmenetelmä Download PDF

Info

Publication number: FI914276A7
Authority: FI; Finland
Prior art keywords: waste paper; paper materials; deinking method; deinking; materials
Prior art date: 1989-03-15

Application number

FI914276A

Other languages

English (en)

Swedish (sv)

Other versions

FI914276A0 (fi

Inventor

Stanley Blum

Original Assignee

Woodfree Ltd

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

1991-09-11

1990-03-14 Application filed by Woodfree Ltd filed Critical Woodfree Ltd

1990-03-14 Priority claimed from PCT/GB1990/000385 external-priority patent/WO1990010749A1/en

1991-09-11 Publication of FI914276A7 publication Critical patent/FI914276A7/fi

1991-09-11 Publication of FI914276A0 publication Critical patent/FI914276A0/fi

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

FI914276A 1989-03-15 1990-03-14 Avsvaertningsfoerfarande foer avfallspappersmaterial. FI914276A0 (fi)

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 (2)

Publication Number	Publication Date
FI914276A7 true FI914276A7 (fi)	1991-09-11
FI914276A0 FI914276A0 (fi)	1991-09-11

Family

ID=10653370

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI914276A FI914276A0 (fi)	1989-03-15	1990-03-14	Avsvaertningsfoerfarande foer avfallspappersmaterial.

Country Status (16)

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

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 NZ NZ23289290A patent/NZ232892A/xx unknown
- 1990-03-13 PH PH40180A patent/PH27030A/en unknown
- 1990-03-14 PT PT93425A patent/PT93425B/pt not_active IP Right Cessation
- 1990-03-14 BR BR9007224A patent/BR9007224A/pt not_active IP Right Cessation
- 1990-03-14 DE DE69017205T patent/DE69017205T2/de not_active Expired - Fee Related
- 1990-03-14 FI FI914276A patent/FI914276A0/fi not_active Application Discontinuation
- 1990-03-14 MC MC90@@D patent/MC2179A1/xx unknown
- 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
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
DE69017205T2 (de)	1995-10-19
BG95308A (bg)	1993-12-24
MY107139A (en)	1995-09-30
CA2048618C (en)	2002-04-23
CA2048618A1 (en)	1990-09-16
LTIP1852A (en)	1995-08-25
PT93425B (pt)	1996-09-30
IN174412B (fi)	1994-12-03
NZ232892A (en)	1991-11-26
PT93425A (pt)	1990-11-07
KR0151110B1 (ko)	1999-05-15
MC2179A1 (fr)	1992-05-22
BR9007224A (pt)	1992-02-18
DE69017205D1 (de)	1995-03-30
ZA901713B (en)	1990-12-28
PH27030A (en)	1993-02-01
MW5091A1 (en)	1993-02-10
GB8905942D0 (en)	1989-04-26
KR920701565A (ko)	1992-08-12
FI914276A0 (fi)	1991-09-11

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Legal Events

Date	Code	Title	Description
1994-11-18	GB	Transfer or assigment of application	Owner name: WOODFREE LIMITED
1996-10-12	FD	Application lapsed