DE69711850D1 - Durchflussmesser mit nichtkontaminierendem gehäuse zum gebrauch in alkalischen flüssigkeiten - Google Patents

Durchflussmesser mit nichtkontaminierendem gehäuse zum gebrauch in alkalischen flüssigkeiten

Info

Publication number
DE69711850D1
DE69711850D1 DE69711850T DE69711850T DE69711850D1 DE 69711850 D1 DE69711850 D1 DE 69711850D1 DE 69711850 T DE69711850 T DE 69711850T DE 69711850 T DE69711850 T DE 69711850T DE 69711850 D1 DE69711850 D1 DE 69711850D1
Authority
DE
Germany
Prior art keywords
flow meter
flow
pressure
conduit
contaminating
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 - Fee Related
Application number
DE69711850T
Other languages
English (en)
Other versions
DE69711850T2 (de
Inventor
R Cucci
L Englund
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.)
NT International Inc
Original Assignee
NT International Inc
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 NT International Inc filed Critical NT International Inc
Application granted granted Critical
Publication of DE69711850D1 publication Critical patent/DE69711850D1/de
Publication of DE69711850T2 publication Critical patent/DE69711850T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
    • 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
    • G01F1/05—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 mechanical effects
    • G01F1/34—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 mechanical effects by measuring pressure or differential pressure
    • G01F1/36—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 mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/40—Details of construction of the flow constriction devices
    • G01F1/44—Venturi tubes
    • 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
    • G01F1/05—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 mechanical effects
    • G01F1/34—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 mechanical effects by measuring pressure or differential pressure
    • G01F1/36—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 mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/363—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 mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction with electrical or electro-mechanical indication

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Measuring Volume Flow (AREA)
  • Measuring Fluid Pressure (AREA)
  • Detergent Compositions (AREA)
  • Sampling And Sample Adjustment (AREA)
DE69711850T 1996-02-15 1997-01-22 Durchflussmesser mit nichtkontaminierendem gehäuse zum gebrauch in alkalischen flüssigkeiten Expired - Fee Related DE69711850T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/601,786 US5672832A (en) 1996-02-15 1996-02-15 Chemically inert flow meter within caustic fluids having non-contaminating body
PCT/US1997/000941 WO1997030333A1 (en) 1996-02-15 1997-01-22 Flow meter within caustic fluids having non-contaminating body

Publications (2)

Publication Number Publication Date
DE69711850D1 true DE69711850D1 (de) 2002-05-16
DE69711850T2 DE69711850T2 (de) 2002-09-26

Family

ID=24408760

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69711850T Expired - Fee Related DE69711850T2 (de) 1996-02-15 1997-01-22 Durchflussmesser mit nichtkontaminierendem gehäuse zum gebrauch in alkalischen flüssigkeiten

Country Status (8)

Country Link
US (1) US5672832A (de)
EP (1) EP0880686B1 (de)
JP (2) JP2000510575A (de)
KR (1) KR100287298B1 (de)
AT (1) ATE216070T1 (de)
CA (1) CA2245867C (de)
DE (1) DE69711850T2 (de)
WO (1) WO1997030333A1 (de)

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Also Published As

Publication number Publication date
EP0880686A1 (de) 1998-12-02
EP0880686B1 (de) 2002-04-10
CA2245867A1 (en) 1997-08-21
KR100287298B1 (ko) 2001-04-16
JP2006250955A (ja) 2006-09-21
DE69711850T2 (de) 2002-09-26
KR19990082600A (ko) 1999-11-25
CA2245867C (en) 2001-09-11
US5672832A (en) 1997-09-30
EP0880686A4 (de) 1999-04-21
ATE216070T1 (de) 2002-04-15
JP2000510575A (ja) 2000-08-15
WO1997030333A1 (en) 1997-08-21

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Legal Events

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8339 Ceased/non-payment of the annual fee