SE517532C2 - Metod och apparat för tvättning av en fibersuspension - Google Patents

Metod och apparat för tvättning av en fibersuspension

Info

Publication number: SE517532C2
Authority: SE; Sweden
Prior art keywords: channel; inlet; annular; rotation; fiber suspension
Prior art date: 2000-10-25

Application number

SE0003856A

Other languages

English (en)

Swedish (sv)

Other versions

SE0003856D0 (sv

SE0003856L (sv

Inventor

Rolf Ekholm

Peter Wigarthsson

Original Assignee

Rolf Ekholm

Peter Wigarthsson

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.)

2000-10-25

Filing date

2000-10-25

Publication date

2002-06-18

2000-10-25 Application filed by Rolf Ekholm, Peter Wigarthsson filed Critical Rolf Ekholm

2000-10-25 Priority to SE0003856A priority Critical patent/SE517532C2/sv

2000-10-25 Publication of SE0003856D0 publication Critical patent/SE0003856D0/xx

2001-10-23 Priority to AT01977025T priority patent/ATE434077T1/de

2001-10-23 Priority to EP01977025A priority patent/EP1336006B1/de

2001-10-23 Priority to PCT/SE2001/002296 priority patent/WO2002034999A1/en

2001-10-23 Priority to AU2001296175A priority patent/AU2001296175A1/en

2001-10-23 Priority to US10/399,972 priority patent/US6946072B2/en

2001-10-23 Priority to DE60139020T priority patent/DE60139020D1/de

2002-04-26 Publication of SE0003856L publication Critical patent/SE0003856L/

2002-06-18 Publication of SE517532C2 publication Critical patent/SE517532C2/sv

Links

239000000835 fiber Substances 0.000 title claims abstract description 60
239000000725 suspension Substances 0.000 title claims abstract description 34
238000005406 washing Methods 0.000 title claims abstract description 30
238000000034 method Methods 0.000 title claims abstract description 6
239000007788 liquid Substances 0.000 claims abstract description 53
239000007791 liquid phase Substances 0.000 claims abstract description 8
239000012071 phase Substances 0.000 claims description 3
238000007789 sealing Methods 0.000 description 4
230000008719 thickening Effects 0.000 description 2
238000004891 communication Methods 0.000 description 1
230000002517 constrictor effect Effects 0.000 description 1
238000010276 construction Methods 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
239000003085 diluting agent Substances 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000012530 fluid Substances 0.000 description 1
239000013505 freshwater Substances 0.000 description 1
230000001771 impaired effect Effects 0.000 description 1
230000002093 peripheral effect Effects 0.000 description 1
238000005086 pumping Methods 0.000 description 1
230000009467 reduction Effects 0.000 description 1
239000002562 thickening agent Substances 0.000 description 1
230000007704 transition Effects 0.000 description 1

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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents

Landscapes

Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Paper (AREA)
Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Treatment Of Fiber Materials (AREA)

SE0003856A 2000-10-25 2000-10-25 Metod och apparat för tvättning av en fibersuspension SE517532C2 (sv)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
SE0003856A SE517532C2 (sv)	2000-10-25	2000-10-25	Metod och apparat för tvättning av en fibersuspension
AT01977025T ATE434077T1 (de)	2000-10-25	2001-10-23	Verfahren und vorrichtung zum waschen einer fasersuspension
EP01977025A EP1336006B1 (de)	2000-10-25	2001-10-23	Verfahren und vorrichtung zum waschen einer fasersuspension
PCT/SE2001/002296 WO2002034999A1 (en)	2000-10-25	2001-10-23	Method and apparatus for washing a fibre suspension
AU2001296175A AU2001296175A1 (en)	2000-10-25	2001-10-23	Method and apparatus for washing a fibre suspension
US10/399,972 US6946072B2 (en)	2000-10-25	2001-10-23	Method and apparatus for washing a fibre suspension
DE60139020T DE60139020D1 (de)	2000-10-25	2001-10-23	Verfahren und vorrichtung zum waschen einer fasersuspension

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE0003856A SE517532C2 (sv)	2000-10-25	2000-10-25	Metod och apparat för tvättning av en fibersuspension

Publications (3)

Publication Number	Publication Date
SE0003856D0 SE0003856D0 (sv)	2000-10-25
SE0003856L SE0003856L (sv)	2002-04-26
SE517532C2 true SE517532C2 (sv)	2002-06-18

Family

ID=20281543

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE0003856A SE517532C2 (sv)	2000-10-25	2000-10-25	Metod och apparat för tvättning av en fibersuspension

Country Status (7)

Country	Link
US (1)	US6946072B2 (de)
EP (1)	EP1336006B1 (de)
AT (1)	ATE434077T1 (de)
AU (1)	AU2001296175A1 (de)
DE (1)	DE60139020D1 (de)
SE (1)	SE517532C2 (de)
WO (1)	WO2002034999A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE517532C2 (sv) *	2000-10-25	2002-06-18	Rolf Ekholm	Metod och apparat för tvättning av en fibersuspension

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AT336392B (de) *	1974-03-20	1977-05-10	Finckh Metalltuch Maschf	Drucksichter fur faserstoffsuspensionen
SE421434B (sv) *	1978-06-14	1981-12-21	Berggren Torsten L	Skruvpress
FI79867C (fi) *	1988-04-13	1990-03-12	Ahlstroem Oy	Foerfarande och anordning foer behandling av fibersuspensioner.
US4915830A (en) *	1988-08-19	1990-04-10	Sprout-Bauer, Inc.	Pulp wash press
FR2636251B1 (fr) *	1988-09-13	1992-01-17	Lamort E	Dispositif pour la separation de particules dans un liquide, notamment pour l'epuration de suspensions papetieres
US5204009A (en) *	1991-08-14	1993-04-20	Kvaerner Hymac Inc.	Slurry rising apparatus and method therefor
SE469232C (sv) *	1992-04-08	1997-08-18	Kvaerner Pulping Tech	Sätt och anordning för tvättning av cellulosamassa
WO1997004165A1 (en) *	1995-07-17	1997-02-06	Kvaerner Pulping Aktiebolag	Method and device for treating a pulp suspension
DE59603807D1 (de) *	1995-12-21	2000-01-05	Finckh Maschf	Gerät zum aufbereiten von für die papier- bzw. pappeproduktion vorgesehenen fasersuspensionen
SE517532C2 (sv) *	2000-10-25	2002-06-18	Rolf Ekholm	Metod och apparat för tvättning av en fibersuspension

2000
- 2000-10-25 SE SE0003856A patent/SE517532C2/sv not_active IP Right Cessation
2001
- 2001-10-23 US US10/399,972 patent/US6946072B2/en not_active Expired - Fee Related
- 2001-10-23 AT AT01977025T patent/ATE434077T1/de not_active IP Right Cessation
- 2001-10-23 DE DE60139020T patent/DE60139020D1/de not_active Expired - Fee Related
- 2001-10-23 WO PCT/SE2001/002296 patent/WO2002034999A1/en not_active Ceased
- 2001-10-23 EP EP01977025A patent/EP1336006B1/de not_active Expired - Lifetime
- 2001-10-23 AU AU2001296175A patent/AU2001296175A1/en not_active Abandoned

Also Published As

Publication number	Publication date
WO2002034999A1 (en)	2002-05-02
AU2001296175A1 (en)	2002-05-06
US20040040678A1 (en)	2004-03-04
ATE434077T1 (de)	2009-07-15
US6946072B2 (en)	2005-09-20
SE0003856D0 (sv)	2000-10-25
DE60139020D1 (de)	2009-07-30
EP1336006A1 (de)	2003-08-20
EP1336006B1 (de)	2009-06-17
SE0003856L (sv)	2002-04-26

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Legal Events

Date	Code	Title	Description
2015-06-02	NUG	Patent has lapsed