EP0793747A4 - Methods for pulping and deinking - Google Patents

Methods for pulping and deinking

Info

Publication number: EP0793747A4
Authority: EP; European Patent Office
Prior art keywords: deinking; pulping; methods
Prior art date: 1994-11-21
Legal status (The legal status 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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP95941475A

Other languages

German (de)

French (fr)

Other versions

EP0793747A1 (en

Inventor

Don R Scott

William J Fondow

Albert S Kelly

David C Grantz

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Thermo Black Clawson Inc

Original Assignee

Black Clawson Co

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.)

1994-11-21

Filing date

1995-11-20

Publication date

1999-05-26

1995-11-20 Application filed by Black Clawson Co filed Critical Black Clawson Co

1997-09-10 Publication of EP0793747A1 publication Critical patent/EP0793747A1/en

1999-05-26 Publication of EP0793747A4 publication Critical patent/EP0793747A4/en

Status Withdrawn legal-status Critical Current

Links

239000002761 deinking Substances 0.000 title 1
238000000034 method Methods 0.000 title 1
238000004537 pulping Methods 0.000 title 1

Classifications

- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/34—Kneading or mixing; Pulpers
- D21B1/345—Pulpers
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/32—Defibrating by other means of waste paper
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/34—Kneading or mixing; Pulpers
- D21B1/342—Mixing apparatus
- 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

Engineering & Computer Science (AREA)
Life Sciences & Earth Sciences (AREA)
Wood Science & Technology (AREA)
Mechanical Engineering (AREA)
Paper (AREA)

EP95941475A 1994-11-21 1995-11-20 Methods for pulping and deinking Withdrawn EP0793747A4 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US34285294A	1994-11-21	1994-11-21
US342852		1994-11-21
PCT/US1995/015356 WO1996016222A1 (en)	1994-11-21	1995-11-20	Methods for pulping and deinking

Publications (2)

Publication Number	Publication Date
EP0793747A1 EP0793747A1 (en)	1997-09-10
EP0793747A4 true EP0793747A4 (en)	1999-05-26

Family

ID=23343549

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP95941475A Withdrawn EP0793747A4 (en)	1994-11-21	1995-11-20	Methods for pulping and deinking

Country Status (5)

Country	Link
EP (1)	EP0793747A4 (en)
JP (1)	JP2001500572A (en)
BR (1)	BR9509797A (en)
CA (1)	CA2203676A1 (en)
WO (1)	WO1996016222A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0931872B1 (en)	1998-01-23	2003-04-09	Voith Paper Patent GmbH	Process for removing fine contaminants from a fibre suspension
KR100288123B1 (en) *	1998-06-27	2001-05-02	김충섭	Recycling Method of Corrugated Cardboard Using Floating and Kneading Treatment

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3439098A1 (en) *	1984-08-30	1986-03-13	Sulzer-Escher Wyss GmbH, 7980 Ravensburg	Process and arrangement for paper stock preparation
US5302245A (en) *	1991-04-02	1994-04-12	Vps Technology Partnership	Integrated wastepaper treatment process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE380845B (en) *	1973-03-19	1975-11-17	Mo	WAY TO PRODUCE PULP OF WASTE PAPER
CH654360A5 (en) *	1981-12-10	1986-02-14	Escher Wyss Gmbh	METHOD FOR SOLVING WASTE PAPER IN THE THICKENING AREA.

1995
- 1995-11-20 WO PCT/US1995/015356 patent/WO1996016222A1/en not_active Application Discontinuation
- 1995-11-20 EP EP95941475A patent/EP0793747A4/en not_active Withdrawn
- 1995-11-20 CA CA 2203676 patent/CA2203676A1/en not_active Abandoned
- 1995-11-20 JP JP51708996A patent/JP2001500572A/en active Pending
- 1995-11-20 BR BR9509797A patent/BR9509797A/en not_active IP Right Cessation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3439098A1 (en) *	1984-08-30	1986-03-13	Sulzer-Escher Wyss GmbH, 7980 Ravensburg	Process and arrangement for paper stock preparation
US5302245A (en) *	1991-04-02	1994-04-12	Vps Technology Partnership	Integrated wastepaper treatment process

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9616222A1 *

Also Published As

Publication number	Publication date
CA2203676A1 (en)	1996-05-30
WO1996016222A1 (en)	1996-05-30
BR9509797A (en)	1997-09-30
EP0793747A1 (en)	1997-09-10
JP2001500572A (en)	2001-01-16

Legal Events

Date	Code	Title	Description
1997-07-25	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1997-09-10	17P	Request for examination filed	Effective date: 19970613
1997-09-10	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): DE FR GB
1999-05-26	A4	Supplementary search report drawn up and despatched	Effective date: 19990413
1999-05-26	AK	Designated contracting states	Kind code of ref document: A4 Designated state(s): DE FR GB
2000-01-05	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: THERMO BLACK CLAWSON INC.
2000-03-29	17Q	First examination report despatched	Effective date: 20000211
2002-03-01	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
2002-06-07	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
2002-06-07	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
2002-09-20	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
2002-11-15	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN
2003-01-02	18W	Application withdrawn	Withdrawal date: 20021104

Publication	Publication Date	Title
GB2307687B (en)	1999-03-10	Fibres
GB9721481D0 (en)	1997-12-10	Automatic translating method and machine
EP0791098A4 (en)	1998-01-07	Apparatus for fluffing pulp
ZA986941B (en)	1999-02-15	Fibrous structure and process for making same
AU4048395A (en)	1996-06-20	Deinking composition and process
ZA981600B (en)	1998-08-31	Methods and compositions for treating stickies
AU4963996A (en)	1996-08-14	Stickies removal in wastepaper pulping
ZA95701B (en)	1996-04-25	Rivets-nails and methods for their implementation
AU1584295A (en)	1995-08-21	Pulp bleaching
GB9425186D0 (en)	1995-02-08	Magnetic deinking
AU2392095A (en)	1995-11-16	Deinking agent and process for deinking printed wastepaper
GB2293372B (en)	1998-05-27	Improvements in refining
HU9602105D0 (en)	1996-09-30	Intermediate and process for making
ZA9510691B (en)	1996-09-13	Deinking composition and process
EP0793747A4 (en)	1999-05-26	Methods for pulping and deinking
GB2287952B (en)	1997-10-08	A pulp and sugar process
ZA951344B (en)	1996-01-15	Pulp bleaching method
GB2295350B (en)	1998-02-25	Pulp moulding method and apparatus
AU3985995A (en)	1996-06-19	Flotation apparatus and deinking method
SG44332A1 (en)	1997-12-19	Aryloxycycloalkenyl and aryloxyiminocycloalkenylhydroxyureas
AUPO314396A0 (en)	1996-11-14	Pulping apparatus
GB9708810D0 (en)	1997-06-25	Milk-shakes and process for making them
GB9415909D0 (en)	1994-09-28	Pulp delignification and bleaching
GB9503888D0 (en)	1995-04-19	Penbb paper pulp,paper and method
FI97401B (en)	1996-08-30	Calender