DE3472449D1 - Electromagnetic flowmeter and method for fabricating an electrode assembly for such a flowmeter - Google Patents

Electromagnetic flowmeter and method for fabricating an electrode assembly for such a flowmeter

Info

Publication number
DE3472449D1
DE3472449D1 DE8484100885T DE3472449T DE3472449D1 DE 3472449 D1 DE3472449 D1 DE 3472449D1 DE 8484100885 T DE8484100885 T DE 8484100885T DE 3472449 T DE3472449 T DE 3472449T DE 3472449 D1 DE3472449 D1 DE 3472449D1
Authority
DE
Germany
Prior art keywords
flowmeter
fabricating
electrode assembly
electromagnetic
electromagnetic flowmeter
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.)
Expired
Application number
DE8484100885T
Other languages
English (en)
Inventor
Robert J Gardner
John R Martin
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.)
Schneider Electric Systems USA Inc
Original Assignee
Foxboro 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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23856823&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3472449(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Foxboro Co filed Critical Foxboro Co
Application granted granted Critical
Publication of DE3472449D1 publication Critical patent/DE3472449D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/56—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects
    • G01F1/58—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters
    • G01F1/584—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters constructions of electrodes, accessories therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Laminated Bodies (AREA)
  • Optical Head (AREA)
  • Primary Cells (AREA)
  • Glass Compositions (AREA)
DE8484100885T 1983-02-18 1984-01-27 Electromagnetic flowmeter and method for fabricating an electrode assembly for such a flowmeter Expired DE3472449D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/467,711 US4565619A (en) 1983-02-18 1983-02-18 Composite electrode structure

Publications (1)

Publication Number Publication Date
DE3472449D1 true DE3472449D1 (en) 1988-08-04

Family

ID=23856823

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484100885T Expired DE3472449D1 (en) 1983-02-18 1984-01-27 Electromagnetic flowmeter and method for fabricating an electrode assembly for such a flowmeter

Country Status (7)

Country Link
US (1) US4565619A (de)
EP (1) EP0116875B2 (de)
AU (1) AU561502B2 (de)
CA (1) CA1220819A (de)
DE (1) DE3472449D1 (de)
FI (1) FI75045C (de)
NO (1) NO840605L (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4567775A (en) * 1977-02-23 1986-02-04 Fischer & Porter Co. Unitary electromagnetic flowmeter having molded electrodes
US4773275A (en) * 1986-05-27 1988-09-27 The Foxboro Company Seal for ceramic flow tube
EP0431152A4 (en) * 1989-06-30 1992-03-18 Glen J. Schoessow Electrochemical nuclear process and apparatus for producing tritium, heat, and radiation
DE4139915A1 (de) * 1991-02-04 1992-08-13 Krohne Messtechnik Kg Magnetisch-induktiver durchflussmesser
US5224394A (en) * 1991-03-27 1993-07-06 The Foxboro Company Electrode seal assembly for a ceramic flow tube
US5289725A (en) * 1991-07-31 1994-03-01 The Foxboro Company Monolithic flow tube with improved dielectric properties for use with a magnetic flowmeter
US5902755A (en) * 1993-05-03 1999-05-11 Tox-Wastech, Inc. High Strength composite materials
GB2289514A (en) * 1994-05-13 1995-11-22 Peek Measurement Ltd A liner for determining characteristics of fluid within a conduit
NL1002970C2 (nl) * 1995-08-17 1997-03-11 Freddy Bruinink Werkwijze en inrichting voor het meten van een debiet van een stromend medium.
EP0762084A3 (de) * 1995-09-12 1998-04-22 Georg Fischer Rohrleitungssysteme AG Magnetisch-induktiver Durchflussmesser
JP3736771B2 (ja) 1995-09-29 2006-01-18 ローズマウント インコーポレイテッド 浸食性液体搬送用の流体チューブ、その囲い構造、およびその製造方法
US5773723A (en) * 1995-09-29 1998-06-30 Lewis; Peter B. Flow tube liner
US5955681A (en) * 1995-10-18 1999-09-21 Hafner; Peter Galvanic electrode of an electromagnetic flow meter
US6257071B1 (en) 1998-12-28 2001-07-10 Foxboro Company Fluoropolymer coated vortex flowmeter
DE10114103A1 (de) * 2001-03-22 2002-10-02 Abb Patent Gmbh Durchflussmesseinrichtung
JP2004233203A (ja) * 2003-01-30 2004-08-19 Yamatake Corp 電磁流量計用測定管
DE10347890A1 (de) * 2003-10-10 2005-05-04 Abb Patent Gmbh Magnetisch-induktives Messgerät für strömende Stoffe und Verfahren zu dessen Herstellung
US6995563B2 (en) * 2004-02-17 2006-02-07 Invensys Systems, Inc. Nonmetallic process connection
DE102005030713A1 (de) * 2004-06-30 2006-01-26 Abb Patent Gmbh Messstoffberührende Elektrode sowie Verfahren zur Herstellung derselben
US7155983B2 (en) * 2005-02-04 2007-01-02 Entegris, Inc. Magnetic flow meter with unibody construction and conductive polymer electrodes
DE102005019418B4 (de) * 2005-04-25 2007-03-15 Krohne Messtechnik Gmbh & Co. Kg Magnetisch-induktives Durchflußmeßgerät und Verfahren zur Herstellung eines magnetisch-induktiven Durchflußmeßgeräts
DE102006023916A1 (de) 2006-05-19 2007-11-22 Endress + Hauser Flowtec Ag Magnetisch-induktives Durchflussmessgerät
DE102007003614A1 (de) * 2006-07-26 2008-01-31 Endress + Hauser Flowtec Ag Vorrichtung zum Messen des Volumen- oder Massestroms eines Mediums in einer Rohrleitung
NO328055B1 (no) * 2006-09-05 2009-11-23 Roxar Flow Measurement As Forseglet elektrodeenhet for maling av fluider
DE102008059067A1 (de) * 2008-11-26 2010-06-02 Krohne Ag Magnetisch-induktives Durchflußmeßgerät
DE102010056077A1 (de) * 2010-12-23 2012-06-28 Abb Technology Ag Magnetisch-induktiver Durchflussmesser mit einer innenwandseitig des Messrohres angeordneten Auskleidung
US9021890B2 (en) 2012-09-26 2015-05-05 Rosemount Inc. Magnetic flowmeter with multiple coils
US8991264B2 (en) 2012-09-26 2015-03-31 Rosemount Inc. Integrally molded magnetic flowmeter
US9068869B2 (en) * 2013-03-14 2015-06-30 Rosemount Inc. Magnetic flowmeter with bonded PTFE electrodes
DE102014212802A1 (de) * 2014-07-02 2016-01-07 Siemens Aktiengesellschaft Magnetisch induktiver Durchflussmesser
US9464926B2 (en) * 2014-09-23 2016-10-11 Micro Motion, Inc. Magnetic flowmeter flowtube assembly with spring-energized seal rings
DE102015112018B3 (de) * 2015-07-23 2016-07-14 Endress+Hauser Flowtec Ag Magnetisch-induktives Durchflussmessgerät zur Messung der Durchflussgeschwindigkeit oder dem Volumendurchfluss von Medien in einer Rohrleitung und Verfahren zur Herstellung eines solchen Durchflussmessgeräts

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1323417A (en) * 1969-08-28 1973-07-18 Courtaulds Ltd Protecting composite structures from corrosion
US3746896A (en) * 1972-06-12 1973-07-17 Sybron Corp Electromagnetic flow transducers having laminar electrodes
US4285796A (en) * 1978-08-21 1981-08-25 The University Of Virginia Electrolysis electrode
US4214969A (en) * 1979-01-02 1980-07-29 General Electric Company Low cost bipolar current collector-separator for electrochemical cells
GB2047409B (en) * 1979-03-21 1983-04-20 Davies P M Electrodes for electromagnetic flowmeters
US4265727A (en) * 1979-10-22 1981-05-05 Hitco Composite electrodes
US4369104A (en) * 1979-10-22 1983-01-18 Hitco Continuous filament graphite composite electrodes
DE2950039C2 (de) * 1979-12-13 1982-11-25 Krohne Meßtechnik GmbH & Co KG, 4100 Duisburg Elektroden für elektromagnetische Durchflußmesser
US4339322A (en) * 1980-04-21 1982-07-13 General Electric Company Carbon fiber reinforced fluorocarbon-graphite bipolar current collector-separator
GB2083779A (en) * 1980-09-10 1982-03-31 Rolls Royce A method of manufacturing a composite material
US4337140A (en) * 1980-10-31 1982-06-29 Diamond Shamrock Corporation Strengthening of carbon black-teflon-containing electrodes
US4337139A (en) * 1980-10-31 1982-06-29 Diamond Shamrock Corporation Fluorinated carbon electrode
US4422992A (en) * 1982-02-12 1983-12-27 E. I. Du Pont De Nemours & Company Extruder process for preparation of carbon fiber reinforced fluoropolymer compositions
US4414092A (en) * 1982-04-15 1983-11-08 Lu Wen Tong P Sandwich-type electrode

Also Published As

Publication number Publication date
FI840576A0 (fi) 1984-02-14
FI75045C (fi) 1988-04-11
US4565619A (en) 1986-01-21
FI840576A (fi) 1984-08-19
EP0116875B2 (de) 1992-01-29
EP0116875B1 (de) 1988-06-29
FI75045B (fi) 1987-12-31
AU561502B2 (en) 1987-05-07
NO840605L (no) 1984-08-20
EP0116875A1 (de) 1984-08-29
AU2311884A (en) 1984-08-23
CA1220819A (en) 1987-04-21

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee