CA1329333C - Methode et appareil de separation des noeuds - Google Patents

Methode et appareil de separation des noeuds

Info

Publication number: CA1329333C
Authority: CA; Canada
Prior art keywords: screen cylinder; cylinder; screen; reject; suspension
Prior art date: 1987-01-19
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.): Expired - Fee Related

Application number

CA000556763A

Other languages

English (en)

Inventor

Kaj Henricson

Erkki Repo

Hannu Ronkonharju

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.)

Andritz Oy

Original Assignee

Ahlstrom Corp

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.)

1987-01-19

Filing date

1988-01-18

Publication date

1994-05-10

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8523793&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA1329333(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1988-01-18 Application filed by Ahlstrom Corp filed Critical Ahlstrom Corp

1994-05-10 Application granted granted Critical

1994-05-10 Publication of CA1329333C publication Critical patent/CA1329333C/fr

2011-05-10 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 19
239000000725 suspension Substances 0.000 claims abstract description 19
239000000835 fiber Substances 0.000 claims abstract description 15
238000000926 separation method Methods 0.000 claims description 6
238000012216 screening Methods 0.000 claims description 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
238000005243 fluidization Methods 0.000 claims description 2
238000007599 discharging Methods 0.000 claims 4
239000007787 solid Substances 0.000 claims 4
238000011144 upstream manufacturing Methods 0.000 claims 3
238000005507 spraying Methods 0.000 claims 2
238000007865 diluting Methods 0.000 claims 1
239000007788 liquid Substances 0.000 claims 1
238000012545 processing Methods 0.000 abstract description 4
238000012360 testing method Methods 0.000 abstract description 3
239000002023 wood Substances 0.000 abstract description 2
238000010790 dilution Methods 0.000 description 4
239000012895 dilution Substances 0.000 description 4
239000002245 particle Substances 0.000 description 4
230000000694 effects Effects 0.000 description 3
208000028659 discharge Diseases 0.000 description 2
239000000463 material Substances 0.000 description 2
241001052209 Cylinder Species 0.000 description 1
238000013459 approach Methods 0.000 description 1
230000001174 ascending effect Effects 0.000 description 1
230000008901 benefit Effects 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
230000008859 change Effects 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
230000003292 diminished effect Effects 0.000 description 1
230000003467 diminishing effect Effects 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
238000009472 formulation Methods 0.000 description 1
229940090441 infed Drugs 0.000 description 1
239000000203 mixture Substances 0.000 description 1
230000008569 process Effects 0.000 description 1
230000010349 pulsation Effects 0.000 description 1
238000005086 pumping Methods 0.000 description 1
230000008719 thickening Effects 0.000 description 1

Classifications

- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
- D21D5/02—Straining or screening the pulp
- D21D5/06—Rotary screen-drums

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Paper (AREA)
Filtration Of Liquid (AREA)
Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Control And Other Processes For Unpacking Of Materials (AREA)
Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Ultra Sonic Daignosis Equipment (AREA)
Medicines Containing Material From Animals Or Micro-Organisms (AREA)

CA000556763A 1987-01-19 1988-01-18 Methode et appareil de separation des noeuds Expired - Fee Related CA1329333C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI870190A FI76139C (fi)	1987-01-19	1987-01-19	Foerfarande och anordning foer kvistseparering.
FI870190		1987-01-19

Publications (1)

Publication Number	Publication Date
CA1329333C true CA1329333C (fr)	1994-05-10

Family

ID=8523793

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000556763A Expired - Fee Related CA1329333C (fr)	1987-01-19	1988-01-18	Methode et appareil de separation des noeuds

Country Status (6)

Country	Link
EP (1)	EP0275967B1 (fr)
JP (2)	JPH0696834B2 (fr)
AT (1)	ATE69472T1 (fr)
CA (1)	CA1329333C (fr)
DE (2)	DE3866116D1 (fr)
FI (1)	FI76139C (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4308225C1 (de) *	1993-03-16	1994-11-24	Escher Wyss Gmbh	Verfahren zur Sortierung von Faserstoffsuspension sowie Siebvorrichtung zu seiner Durchführung
SE515589C2 (sv) *	1999-03-10	2001-09-03	Valmet Fibertech Ab	Silanordning för separering av fibersuspensioner, samt stator för användning i silanordningen
US6254729B1 (en)	1999-03-22	2001-07-03	Voith Sulzer Paper Technology North America, Inc.	Pulper with extraction plate assembly having removable inserts and method of manufacturing same
JP4909693B2 (ja) *	2006-07-24	2012-04-04	相川鉄工株式会社	スクリーン装置
FI20095769L (fi) *	2009-07-07	2011-01-08	Andritz Oy	Laite kuitususpension käsittelemiseksi

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH182068A (de) *	1935-03-21	1936-01-31	Miag Muehlenbau & Ind Ag	Sichter für faserhaltiges Gut, insbesondere für Stoffe zur Papierherstellung.
SE315479B (fr) *	1963-10-21	1969-09-29	Knutsilplatar Malm N Ab
US3363759A (en) *	1964-04-29	1968-01-16	Bird Machine Co	Screening apparatus with rotary pulsing member
DE1905832U (de) *	1964-09-16	1964-12-03	Hermann Finckh G M B H	Sichter fuer papierstoff-suspensionen.
SE316363B (fr)	1966-12-01	1969-10-20	Karlstad Mekaniska Ab
SE374148B (fr) *	1972-08-31	1975-02-24	S E E Ahlfors
US3947314A (en)	1974-04-29	1976-03-30	The Black Clawson Company	Method of treating paper fibers in a stationary screen
US4017387A (en) *	1975-08-11	1977-04-12	The Black Clawson Company	Screening apparatus
SE427124B (sv) *	1980-01-28	1983-03-07	Celleco Ab	Anordning for silning av fibermassasuspensioner
SE426958B (sv) *	1980-02-25	1983-02-21	Celleco Ab	Separator for uppdelning av en inkommande blandning av cellulosasuspension eller liknande och grova tunga partiklar
WO1986003688A1 (fr) *	1984-12-25	1986-07-03	Mitsubishi Jukogyo Kabushiki Kaisha	Ecran a fentes a pression
JPS61207690A (ja) *	1985-03-12	1986-09-16	三菱重工業株式会社	ふるい分け装置
JPS61207069A (ja) *	1985-03-12	1986-09-13	Nec Corp	半導体装置
JPS61207689A (ja) *	1985-03-12	1986-09-16	三菱重工業株式会社	ふるい分け装置

1987
- 1987-01-19 FI FI870190A patent/FI76139C/fi not_active IP Right Cessation
1988
- 1988-01-18 CA CA000556763A patent/CA1329333C/fr not_active Expired - Fee Related
- 1988-01-19 DE DE8888100678T patent/DE3866116D1/de not_active Revoked
- 1988-01-19 DE DE198888100678T patent/DE275967T1/de active Pending
- 1988-01-19 AT AT88100678T patent/ATE69472T1/de not_active IP Right Cessation
- 1988-01-19 EP EP88100678A patent/EP0275967B1/fr not_active Expired - Lifetime
- 1988-01-19 JP JP63007648A patent/JPH0696834B2/ja not_active Expired - Fee Related
1991
- 1991-07-31 JP JP3191588A patent/JPH0533280A/ja active Pending

Also Published As

Publication number	Publication date
ATE69472T1 (de)	1991-11-15
JPS63249792A (ja)	1988-10-17
JPH0696834B2 (ja)	1994-11-30
JPH0533280A (ja)	1993-02-09
EP0275967A3 (en)	1989-02-08
EP0275967A2 (fr)	1988-07-27
FI76139C (fi)	1988-09-09
FI76139B (fi)	1988-05-31
FI870190A0 (fi)	1987-01-19
DE3866116D1 (de)	1991-12-19
EP0275967B1 (fr)	1991-11-13
DE275967T1 (de)	1989-06-01

Legal Events

Date	Code	Title	Description
2009-05-11	MKLA	Lapsed

Publication	Publication Date	Title
US4356085A (en)	1982-10-26	Rotary screening machine for pulp suspensions
US5497886A (en)	1996-03-12	Screening apparatus for papermaking pulp
US4699324A (en)	1987-10-13	Combined screening and reject reduction
US4287055A (en)	1981-09-01	Method of sorting fibre suspensions as well as a pressure sorter for performing the method
FI93234C (fi)	1995-03-10	Laite kuitupitoisen selluloosamassan suspension jakamiseksi
CA1064428A (fr)	1979-10-16	Tamis cylindrique fixe pour les suspensions liquides, y compris un purgeur pour les impuretes a gros grains et des dispositifs de dilution
FI88414C (fi)	1993-05-10	Anordning foer behandling av fibersuspension
US3311235A (en)	1967-03-28	Mechanical strainers
US6669025B2 (en)	2003-12-30	Screen
CA2700264C (fr)	2016-02-09	Appareil pour cribler des suspensions fibreuses
EP0275967B1 (fr)	1991-11-13	Procédé et dispositif pour séparer les noeuds
US4927529A (en)	1990-05-22	Method and apparatus for separating knots
US6499603B2 (en)	2002-12-31	Screen for cleaning pulp suspensions
FI84191B (fi)	1991-07-15	Foerfarande och anordning foer behandling av fibersuspension.
US5078878A (en)	1992-01-07	Pressure knotter screening apparatus
CA1079690A (fr)	1980-06-17	Debouchoir de crible rotatif a profil hydrodynamique
EP2452012B1 (fr)	2014-01-15	Appareil de classage de suspensions fibreuses
US5156750A (en)	1992-10-20	Method and apparatus for thickening a fiber suspension and removing fine particles therefrom
RU2052006C1 (ru)	1996-01-10	Сортировка для волокнистой суспензии
US20010022284A1 (en)	2001-09-20	Screen
CA2332679A1 (fr)	2001-08-03	Classeur a pate
EP1159482B1 (fr)	2006-05-24	Dispositif de tamisage
RU2004984C1 (ru)	1993-12-30	Способ классификации сыпучего материала
FI85883C (fi)	1992-06-10	Konraffinoer.