FR2412332A1 - Procede de destruction de mousses par des couches filtrantes poreuses - Google Patents

Procede de destruction de mousses par des couches filtrantes poreuses

Info

Publication number
FR2412332A1
FR2412332A1 FR7835928A FR7835928A FR2412332A1 FR 2412332 A1 FR2412332 A1 FR 2412332A1 FR 7835928 A FR7835928 A FR 7835928A FR 7835928 A FR7835928 A FR 7835928A FR 2412332 A1 FR2412332 A1 FR 2412332A1
Authority
FR
France
Prior art keywords
destruction
filter layers
foams
porous filter
degasing
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.)
Granted
Application number
FR7835928A
Other languages
English (en)
Other versions
FR2412332B1 (fr
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.)
Wacker Chemie AG
Original Assignee
Wacker Chemie AG
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 Wacker Chemie AG filed Critical Wacker Chemie AG
Publication of FR2412332A1 publication Critical patent/FR2412332A1/fr
Application granted granted Critical
Publication of FR2412332B1 publication Critical patent/FR2412332B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2407—Filter candles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/0031—Degasification of liquids by filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/02—Foam dispersion or prevention
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2275/00—Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2275/10—Multiple layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Filtering Materials (AREA)

Abstract

PROCEDE DE DESTRUCTION DE MOUSSES FORMEES DANS DIVERSES OPERATIONS INDUSTRIELLES, NOTAMMENT LORS DU DEGAZAGE OU DE L'ELIMINATION DE MONOMERES DE DISPERSIONS DE MATIERES PLASTIQUES SANS DISPOSITIFS MECANIQUES A ORGANES MOBILES NI ADDITION DE PRODUITS CHIMIQUES. IL CONSISTE A FAIRE PASSER LA MOUSSE A TRAVERS DES COUCHES FILTRANTES POREUSES 4, QUI SONT DE PREFERENCE DES BOUGIES FILTRANTES, NOTAMMENT EN UN METAL FRITTE. APPLICATION A L'ELIMINATION DU CHLORURE DE VINYLE MONOMERE DU PVC POLYMERISE EN SUSPENSION.
FR7835928A 1977-12-22 1978-12-21 Procede de destruction de mousses par des couches filtrantes poreuses Granted FR2412332A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2757345A DE2757345C2 (de) 1977-12-22 1977-12-22 Verfahren zur Schaumzerstörung beim Entfernen von Restmonomer aus Reaktionsgemischen

Publications (2)

Publication Number Publication Date
FR2412332A1 true FR2412332A1 (fr) 1979-07-20
FR2412332B1 FR2412332B1 (fr) 1984-10-05

Family

ID=6026930

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7835928A Granted FR2412332A1 (fr) 1977-12-22 1978-12-21 Procede de destruction de mousses par des couches filtrantes poreuses

Country Status (9)

Country Link
US (1) US4256470A (fr)
JP (1) JPS6055163B2 (fr)
DE (1) DE2757345C2 (fr)
FR (1) FR2412332A1 (fr)
GB (1) GB2013520B (fr)
IT (1) IT1111379B (fr)
NL (1) NL7812176A (fr)
NO (1) NO150904C (fr)
SE (1) SE439251B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2463154A1 (fr) * 1979-08-09 1981-02-20 Shinetsu Chemical Co Procede pour la suppression de mousses au cours de la polymerisation de chlorure de vinyle
FR2535844A1 (fr) * 1982-11-09 1984-05-11 Jaeger Perfectionnement aux dispositifs de controle de niveau, notamment pour reservoir de carburant automobile

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4697617A (en) * 1985-01-22 1987-10-06 Helix Technology Corporation Pressure relief filter and valve and cryopump utilizing the same
US4834136A (en) * 1985-01-22 1989-05-30 Helix Technology Corporation Pressure relief filter and valve and cryopump utilizing the same
US5071457A (en) * 1985-11-25 1991-12-10 Industrial Filter & Pump Mfg. Co. Composite for filtering hot gas and method of its manufacture
SE455168B (sv) * 1986-01-27 1988-06-27 Gedevelop Ab Sett att bryta skum samt fibermatris for genomforande av settet
DE3736578A1 (de) * 1987-10-26 1989-05-03 Schering Ag Verfahren zum zerstoeren von schaum und vorrichtung dafuer
DE3900170C2 (de) * 1989-01-05 1994-02-17 Kammerer F Gmbh Verfahren und Vorrichtung zur Verminderung des Schaumvolumens über einer Flüssigeit in einem Behälter
DE4114679A1 (de) * 1991-05-06 1992-11-12 Max Rhodius Gmbh & Co Weissenb Verfahren und vorrichtung zur zerstoerung von schaum
US5261937A (en) * 1992-03-06 1993-11-16 O. I. Corporation Sample concentrator filter
US5599456A (en) * 1993-09-03 1997-02-04 Advanced Waste Reduction Fluid treatment utilizing a reticulated foam structured media consisting of metal particles
US6102699A (en) * 1997-12-01 2000-08-15 Ivoclar A.G. Syringe for dental material
US6454835B1 (en) * 2000-06-02 2002-09-24 Scitex Digital Printing, Inc. Two-phase flow separator
DE50210766D1 (de) * 2002-09-20 2007-10-04 Basf Ag Vorrichtung und Verfahren zum Extrudieren von Thermoplasten und Verwendung davon.
US20060182944A1 (en) * 2005-02-11 2006-08-17 Fluid Treatment Systems, Inc. Flexible reticulated foam fluid treatment media and method of preparation
US7449051B2 (en) * 2005-07-11 2008-11-11 Hewlett-Packard Development Company, L.P. Separation of liquid and gas from froth
US9789520B2 (en) * 2010-06-22 2017-10-17 Phillips 66 Company Method for cleaning porous metallic filters using a steam-ultrasonic technique
US8348406B2 (en) 2010-07-30 2013-01-08 Xerox Corporation Liquid ink delivery system including a flow restrictor that resists air bubble formation in a liquid ink reservoir
US8506061B2 (en) 2010-08-23 2013-08-13 Xerox Corporation Method and apparatus for purging and supplying ink to an inkjet printing apparatus
US8550612B2 (en) 2010-10-20 2013-10-08 Xerox Corporation Method and system for ink delivery and purged ink recovery in an inkjet printer
US8403457B2 (en) 2011-02-04 2013-03-26 Xerox Corporation Waste ink reclamation apparatus for liquid ink recirculation system
US8662649B2 (en) 2012-01-18 2014-03-04 Xerox Corporation Method and system for printing recycled ink with process black neutralization
US8840230B2 (en) 2012-06-04 2014-09-23 Xerox Corporation Ink waste tray configured with one way filter
US10029191B2 (en) * 2016-09-15 2018-07-24 Hamilton Sundstrand Corporation Liquid-dissolved gas separators
CN115463568B (zh) * 2022-10-09 2023-11-14 江苏沪申钛白科技有限公司 一种化妆品原材料混合平衡设备及方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1321462A (fr) * 1962-02-05 1963-03-22 Poudres Metalliques Alliages Speciaux Ugine Carbone Procédé de fabrication d'éléments poreux composites
US3212234A (en) * 1961-03-20 1965-10-19 Black Sivalls & Bryson Inc Separation method and apparatus
BE668137A (fr) * 1965-08-11 1966-02-11
DE1805360A1 (de) * 1968-10-26 1970-05-14 Berg Christoph P Druckbehaelter mit Filter zum Abscheiden von Schaum aus Fluessigkeiten
US3722184A (en) * 1971-05-17 1973-03-27 Black Sivalls & Bryson Inc Apparatus for separating oil and gas from a foaming crude oil stream
FR2252117A1 (fr) * 1972-10-06 1975-06-20 Intech Corp
US3993461A (en) * 1973-07-20 1976-11-23 Baxter Laboratories, Inc. Cardiotomy reservoir
US4053290A (en) * 1976-10-18 1977-10-11 Monsanto Company Fiber bed separator

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3127255A (en) * 1964-03-31 Combined centrifuge and filtering device
US2420115A (en) * 1944-06-10 1947-05-06 Jay P Walker Methods of and apparatus for treating oil well streams
US3220166A (en) * 1961-11-07 1965-11-30 Gen Precision Inc Multi-tube sonic defoamer
US3252270A (en) * 1962-10-01 1966-05-24 Pall Corp Apparatus and method for removal of oil entrained in air
US3371059A (en) * 1963-02-21 1968-02-27 Teknika Inc Monomer stripping
US3540190A (en) * 1963-05-16 1970-11-17 Monsanto Enviro Chem Syst Liquid mist collection
US3448862A (en) * 1968-03-26 1969-06-10 Marvel Eng Co Filter media having an increased filter area
NL172604C (nl) * 1970-07-23 1983-09-16 Interatom Inrichting voor het continu afscheiden van metaaldampen of metaalaerosolen in vloeibare vorm uit gassen, in het bijzonder van natriumdamp of -druppeltjes uit het schutgas van een natriumgekoelde kernenergie-installatie.
US3721069A (en) * 1970-08-10 1973-03-20 R Walker Air-oil separator
JPS4710624U (fr) * 1971-03-05 1972-10-07
JPS4735941U (fr) * 1971-05-17 1972-12-21
FR2173728B1 (fr) * 1972-02-29 1974-10-18 Ugine Kuhlmann
DE2447623A1 (de) * 1972-10-06 1976-04-15 Intech Corp Schaumvernichter
US4054523A (en) * 1973-07-10 1977-10-18 General Electric Company Cardiotomy reservoir with integral filter
US4110089A (en) * 1974-05-13 1978-08-29 Mueller Hans Apparatus with foam breaker
CA1094957A (fr) * 1976-04-23 1981-02-03 Harry M. Kennard Filtre

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3212234A (en) * 1961-03-20 1965-10-19 Black Sivalls & Bryson Inc Separation method and apparatus
FR1321462A (fr) * 1962-02-05 1963-03-22 Poudres Metalliques Alliages Speciaux Ugine Carbone Procédé de fabrication d'éléments poreux composites
BE668137A (fr) * 1965-08-11 1966-02-11
DE1805360A1 (de) * 1968-10-26 1970-05-14 Berg Christoph P Druckbehaelter mit Filter zum Abscheiden von Schaum aus Fluessigkeiten
US3722184A (en) * 1971-05-17 1973-03-27 Black Sivalls & Bryson Inc Apparatus for separating oil and gas from a foaming crude oil stream
FR2252117A1 (fr) * 1972-10-06 1975-06-20 Intech Corp
US3993461A (en) * 1973-07-20 1976-11-23 Baxter Laboratories, Inc. Cardiotomy reservoir
US4053290A (en) * 1976-10-18 1977-10-11 Monsanto Company Fiber bed separator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2463154A1 (fr) * 1979-08-09 1981-02-20 Shinetsu Chemical Co Procede pour la suppression de mousses au cours de la polymerisation de chlorure de vinyle
FR2535844A1 (fr) * 1982-11-09 1984-05-11 Jaeger Perfectionnement aux dispositifs de controle de niveau, notamment pour reservoir de carburant automobile

Also Published As

Publication number Publication date
NL7812176A (nl) 1979-06-26
FR2412332B1 (fr) 1984-10-05
DE2757345A1 (de) 1979-07-05
NO150904C (no) 1985-01-16
GB2013520A (en) 1979-08-15
NO150904B (no) 1984-10-01
DE2757345C2 (de) 1986-01-23
US4256470A (en) 1981-03-17
JPS5489377A (en) 1979-07-16
GB2013520B (en) 1982-06-03
IT7852374A0 (it) 1978-12-20
SE439251B (sv) 1985-06-10
JPS6055163B2 (ja) 1985-12-04
NO784320L (no) 1979-06-25
IT1111379B (it) 1986-01-13
SE7813211L (sv) 1979-06-23

Similar Documents

Publication Publication Date Title
FR2412332A1 (fr) Procede de destruction de mousses par des couches filtrantes poreuses
DE3373277D1 (en) Process for preparing insoluble, only slightly expandable polymers of basic vinyl-heterocyclic compounds, and their use
GB1334278A (en) Organic metal complex and process for its production
AU634914B2 (en) Expandable thermoplastic microspheres and process for the production thereof
ES430168A1 (es) Un procedimiento industrial continuo de polimerizacion en masa.
BR9508517A (pt) Processo para a produção de polibutadieno ou poliisopreno particula granular de polibutadieno ou poliisopreno pneu artigo moldado artigo extrudado método para a preparação de um catalisador metálico de terras raras e sistema de catalisador
BE841838A (fr) Procede d'elimination en continu de monomeres contenus dans des dispersions aqueuses de polymeres
GB1464463A (en) Process for the manufacture of carboxylic acid chlorides
ES2099337T3 (es) Procedimiento para la reduccion del contenido de monomeros residuales en la fabricacion de polimeros en perlas.
GB1494673A (en) Process for production of polymers
FR2400041A1 (fr) Equipements de polymerisation de monomeres de chlorure de vinyle, et procede de polymerisation les utilisant
ES8107175A1 (es) Un procedimiento para la preparacion de un producto de condensacion util como emulgente secundario o como co-emulgente en la fabricacion de polimeros sinteticos.
ATE5078T1 (de) Verfahren zur herstellung von pulverfoermigen polymerisaten.
JPS5227491A (en) Process for preparing a vinyl chloride polymer
ES453216A1 (es) Un procedimiento para preparar articulos moldeados de poli- (cloruro de vinilo).
GB852672A (en) Preparation of nylon polymers
GB906266A (en) Process and catalyst for production of rubbery polymers
FR2406650A1 (fr) Procede de purification de resines silicones en vue de reduire leur perte de poids sous vide pousse
FR2447939A1 (fr) Procede de production de copolymeres du chloroprene et du soufre a viscosite stabilisee, et produits obtenus
GB1138817A (en) Process for the preparation of high molecular weight polymers of conjugated dienes
FR2280521A1 (fr) Avertisseur d'anomalies de pression des pneumatiques
ES438576A1 (es) Procedimiento para la obtencion de polimerizados de cloruro de vinilo.
GB1400497A (en) Polymerisation of conjugated dienes
GB872515A (en) Improvements relating to the production of graft copolymers
JPS5423690A (en) Suspension polymerization of vinyl chloride

Legal Events

Date Code Title Description
ST Notification of lapse