[go: up one dir, main page]

EP0953677A3 - Apparatus for removing rotating flows - Google Patents

Apparatus for removing rotating flows Download PDF

Info

Publication number
EP0953677A3
EP0953677A3 EP99104323A EP99104323A EP0953677A3 EP 0953677 A3 EP0953677 A3 EP 0953677A3 EP 99104323 A EP99104323 A EP 99104323A EP 99104323 A EP99104323 A EP 99104323A EP 0953677 A3 EP0953677 A3 EP 0953677A3
Authority
EP
European Patent Office
Prior art keywords
removing rotating
rotating flows
pipeline
flow direction
main flow
Prior art date
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Withdrawn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
EP99104323A
Other languages
German (de)
French (fr)
Other versions
EP0953677A2 (en
Inventor
Erwin Binder
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.)
Voith Patent GmbH
Original Assignee
Voith Sulzer Papiertechnik Patent GmbH
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.)
Filing date
Publication date
Application filed by Voith Sulzer Papiertechnik Patent GmbH filed Critical Voith Sulzer Papiertechnik Patent GmbH
Publication of EP0953677A2 publication Critical patent/EP0953677A2/en
Publication of EP0953677A3 publication Critical patent/EP0953677A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/02—Head boxes of Fourdrinier machines
    • D21F1/024—Details of the feed chamber
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/02—Head boxes of Fourdrinier machines
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/06—Regulating pulp flow
    • D21F1/065—Shock-absorbing devices

Landscapes

  • Paper (AREA)

Abstract

Die Erfindung betrifft eine Rohrleitung zu beziehungsweise in einer Papiermaschine, die eine faserhaltige Suspension führt, mit einer Hauptströmungsrichtung.The invention relates to a pipeline to or in a paper machine that carries a suspension containing fibers, with a main flow direction.

Die Erfindung ist dadurch gekennzeichnet, daß die Rohrleitung Mittel (Drallbrecher) zur Reduktion, vorzugsweise Auslöschung von Rotationsströmungen um die Hauptströmungsrichtung aufweist.

Figure 00000001
The invention is characterized in that the pipeline has means (swirl breakers) for reducing, preferably extinguishing, rotary currents around the main flow direction.
Figure 00000001
EP99104323A 1998-04-30 1999-03-04 Apparatus for removing rotating flows Withdrawn EP0953677A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19819330 1998-04-30
DE1998119330 DE19819330A1 (en) 1998-04-30 1998-04-30 Swirl breaker

Publications (2)

Publication Number Publication Date
EP0953677A2 EP0953677A2 (en) 1999-11-03
EP0953677A3 true EP0953677A3 (en) 2000-02-23

Family

ID=7866288

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99104323A Withdrawn EP0953677A3 (en) 1998-04-30 1999-03-04 Apparatus for removing rotating flows

Country Status (2)

Country Link
EP (1) EP0953677A3 (en)
DE (1) DE19819330A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29811054U1 (en) * 1998-06-23 1998-09-17 Gebr. Bellmer GmbH + Co KG Maschinenfabrik, 75223 Niefern-Öschelbronn Suspension equalizer
DE19946575A1 (en) * 1999-09-29 2001-04-05 Voith Paper Patent Gmbh Assembly for the separation of gas from a fiber suspension has a main and a secondary dividing wall in the container with underpressure to recirculate the suspension and direct gas-free suspension into a dwell zone
DE10327193A1 (en) * 2003-06-17 2005-01-13 Voith Paper Patent Gmbh Feed unit supplying fibrous suspension to header box of papermaking machine, includes precautions preventing built-up of contaminants and layers
FR3054316B1 (en) * 2016-07-25 2020-07-10 Diehl Metering Sas LIQUID METER COMPRISING FLOW STABILIZING FINS
GB201912878D0 (en) * 2019-09-06 2019-10-23 Polypipe Ltd Straight through fluid trap

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3846229A (en) * 1972-01-28 1974-11-05 Lodding Engineering Corp Flow systems for inducing fine-scale turbulence
US4080997A (en) * 1975-09-16 1978-03-28 Sulzer Brothers Limited Flow straightener for a liquid flow
US4104116A (en) * 1976-08-20 1978-08-01 Valmet Oy Headbox flow controls
US5255716A (en) * 1988-12-13 1993-10-26 Total Compagnie Francaise Des Petroles Pipe rectifier for stabilizing fluid flow

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE742475C (en) * 1939-10-29 1944-06-02 Focke Wulf Flugzeugbau G M B H Elbow
DE1998011U (en) * 1966-04-13 1968-12-05 Spraying Systems Co CONDUCTOR TO REDUCE FLOW CURLING IN A PIPELINE
FR2542825B1 (en) * 1983-03-15 1987-01-16 Flonic Sa TRANQUILIZER APPARATUS FOR REGULARIZING THE SPEED PROFILE OF A FLOWING FLUID
DE3625566A1 (en) * 1986-07-29 1987-01-02 Escher Wyss Gmbh Damping device for a liquid flow
US4858643A (en) * 1988-03-14 1989-08-22 Unit Instruments, Inc. Fluid flow stabilizing apparatus
FR2640351B1 (en) * 1988-12-13 1991-04-05 Total Petroles RECTIFIER OF THE FLOW OF A FLUID IN A PIPELINE
DE3908401A1 (en) * 1989-03-15 1990-09-20 Ruhrgas Ag Method and device for rectifying a disturbed flow
US5529084A (en) * 1994-03-24 1996-06-25 Koch Engineering Company, Inc. Laminar flow elbow system and method
DE19505381C1 (en) * 1995-02-17 1996-08-01 Voith Sulzer Papiermasch Gmbh Method of damping flow pulses in fibrous suspensions in paper production

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3846229A (en) * 1972-01-28 1974-11-05 Lodding Engineering Corp Flow systems for inducing fine-scale turbulence
US4080997A (en) * 1975-09-16 1978-03-28 Sulzer Brothers Limited Flow straightener for a liquid flow
US4104116A (en) * 1976-08-20 1978-08-01 Valmet Oy Headbox flow controls
US5255716A (en) * 1988-12-13 1993-10-26 Total Compagnie Francaise Des Petroles Pipe rectifier for stabilizing fluid flow

Also Published As

Publication number Publication date
DE19819330A1 (en) 1999-11-04
EP0953677A2 (en) 1999-11-03

Similar Documents

Publication Publication Date Title
EP0860545A3 (en) Apparatus to guide a web
DE69307565D1 (en) Apparatus and method for spinning multiple colored filaments from a single spinneret.
DE69615304D1 (en) COATING COMPOSITION, METHOD FOR THE PRODUCTION THEREOF AND METHOD FOR PRODUCING AN INORGANIC OXIDE SOLD DISPERSION
DE69426374D1 (en) Aromatic or perfume concentrate for mouthwash in the form of an oil-in-water microemulsion, and process for making the same
ATE14764T1 (en) METHOD AND APPARATUS FOR MAKING A PATTERNED NON-WOVEN FIBER WEB.
EP0835882A3 (en) Process and device for simultaneously grinding and drying a humid cellulose ether containing material
ATE358145T1 (en) PHENOLIC RESIN FOR A SIZING AGENT MIXTURE, METHOD FOR THE PRODUCTION THEREOF, AND SIZING AGENT MIXTURE PRODUCED THEREFROM
DE69412618D1 (en) MASHED FIBER PULP, AND METHOD FOR THEIR PRODUCTION
DE3766573D1 (en) METHOD FOR CONNECTING PRE-YARN STRINGS AND FOR REPLACING PRE-YARN SPOOLS IN A RING SPINNING MACHINE, AND DEVICE FOR CARRYING OUT THIS METHOD.
ATA172394A (en) DISC FILTERS FOR SEPARATING LIQUIDS FROM A SUSPENSION, IN PARTICULAR FIBER FIBER SUSPENSION
DE69300442D1 (en) Process for the production of a fine dispersion of metal oxide in tungsten.
EP0953677A3 (en) Apparatus for removing rotating flows
DE59802227D1 (en) DEVICE ON A SPINNING PREPARATION MACHINE, e.g. CARD, ROUTE OD. THE LIKE, FOR GUIDING AND COMPRESSING A FIBER ASSEMBLY
DE69726172D1 (en) PARA-COMPLETE AROMATIC POLYAMIDE PULP, METHOD AND DEVICE FOR THEIR PRODUCTION
DE58906216D1 (en) Operating method and device for the automated removal of a bobbin and transport adapter from a thread processing point, in particular from the bobbin of a double-wire twisting spindle.
DE59201860D1 (en) Device for grinding sets, for example a carding or cleaning drum.
DE69001198D1 (en) WATER-IN-OIL DISPERSION AND METHOD FOR THEIR PRODUCTION.
DE69421182D1 (en) NEW CLATHRATE COMPOUNDS, METHOD FOR THE PRODUCTION THEREOF AND ANTI-ANTI-AGENT
EP0785306A3 (en) Apparatus for guiding web material
EP1156154A3 (en) Apparatus for making a material web
EP0878278A3 (en) Method and apparatus for breaking bundles of sheets along a predetermined break line
DE59505253D1 (en) ARMING RING FOR ROTATION BODIES AND METHOD FOR THE PRODUCTION THEREOF
DE69943252D1 (en) Device for removing the spindle shaft of a twisting unit
ATE229933T1 (en) ENDOPARASITICIDE AGENTS BASED ON DIDEPSIPEPTIDS, NEW DIDEPSIPEPTIDES AND METHOD FOR THE PRODUCTION THEREOF
ATA11898A (en) AQUEOUS PAPER SIZING DISPERSIONS AND METHOD FOR THE PRODUCTION THEREOF

Legal Events

Date Code Title Description
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

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Withdrawal date: 20000701