GB9314722D0 - Acoustic flowmeter - Google Patents

Acoustic flowmeter

Info

Publication number
GB9314722D0
GB9314722D0 GB939314722A GB9314722A GB9314722D0 GB 9314722 D0 GB9314722 D0 GB 9314722D0 GB 939314722 A GB939314722 A GB 939314722A GB 9314722 A GB9314722 A GB 9314722A GB 9314722 D0 GB9314722 D0 GB 9314722D0
Authority
GB
United Kingdom
Prior art keywords
acoustic flowmeter
flowmeter
acoustic
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
GB939314722A
Other versions
GB2267568A (en
GB2267568B (en
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.)
Endress and Hauser Ltd
Original Assignee
Endress and Hauser Ltd
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 Endress and Hauser Ltd filed Critical Endress and Hauser Ltd
Publication of GB9314722D0 publication Critical patent/GB9314722D0/en
Publication of GB2267568A publication Critical patent/GB2267568A/en
Application granted granted Critical
Publication of GB2267568B publication Critical patent/GB2267568B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
GB9314722A 1991-03-26 1993-07-16 Acoustic flowmeter Expired - Fee Related GB2267568B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919106465A GB9106465D0 (en) 1991-03-26 1991-03-26 Acoustic flowmeter
PCT/GB1992/000550 WO1992017753A1 (en) 1991-03-26 1992-03-25 Acoustic flowmeter

Publications (3)

Publication Number Publication Date
GB9314722D0 true GB9314722D0 (en) 1993-09-29
GB2267568A GB2267568A (en) 1993-12-08
GB2267568B GB2267568B (en) 1994-08-03

Family

ID=10692266

Family Applications (2)

Application Number Title Priority Date Filing Date
GB919106465A Pending GB9106465D0 (en) 1991-03-26 1991-03-26 Acoustic flowmeter
GB9314722A Expired - Fee Related GB2267568B (en) 1991-03-26 1993-07-16 Acoustic flowmeter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB919106465A Pending GB9106465D0 (en) 1991-03-26 1991-03-26 Acoustic flowmeter

Country Status (3)

Country Link
EP (1) EP0577679A1 (en)
GB (2) GB9106465D0 (en)
WO (1) WO1992017753A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4556253B2 (en) * 1999-06-24 2010-10-06 パナソニック株式会社 Flowmeter
EP2642256B1 (en) 2012-03-23 2018-07-18 ams AG Measurement arrangement and method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3307408A (en) * 1966-08-10 1967-03-07 Int Research & Dev Co Ltd Synchronous filter apparatus in which pass-band automatically tracks signal, useful for vibration analysis
US3949605A (en) * 1974-07-02 1976-04-13 The United States Of America As Represented By The Secretary Of The Navy Acoustic current/flow measuring system
EP0250660B1 (en) * 1986-06-05 1991-03-27 Moore Products Co. Fluid velocity measuring method and apparatus
GB2205645A (en) * 1987-06-12 1988-12-14 Milan Herman Miessler Fluid flow measurement

Also Published As

Publication number Publication date
EP0577679A1 (en) 1994-01-12
GB9106465D0 (en) 1991-05-15
GB2267568A (en) 1993-12-08
GB2267568B (en) 1994-08-03
WO1992017753A1 (en) 1992-10-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080325