DE69616800D1 - Ultraschallfluidzähler zur dämpfung von parasitären ultraschallwellen - Google Patents

Ultraschallfluidzähler zur dämpfung von parasitären ultraschallwellen

Info

Publication number: DE69616800D1
Authority: DE; Germany
Prior art keywords: ultrasonic; parasital; damping; fluid meter; ultrasonic waves
Prior art date: 1995-08-04
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 - Lifetime

Application number

DE69616800T

Other languages

English (en)

Other versions

DE69616800T2 (de

Inventor

Patrice Ligneul

Philippe Hocquet

Benoit Froelich

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.)

Itron France SAS

Original Assignee

Schlumberger SA

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.)

1995-08-04

Filing date

1996-08-01

Publication date

2001-12-13

1996-08-01 Application filed by Schlumberger SA filed Critical Schlumberger SA

2001-12-13 Application granted granted Critical

2001-12-13 Publication of DE69616800D1 publication Critical patent/DE69616800D1/de

2002-08-14 Publication of DE69616800T2 publication Critical patent/DE69616800T2/de

2016-08-02 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- G01F1/662—Constructional details

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Fluid Mechanics (AREA)
General Physics & Mathematics (AREA)
Measuring Volume Flow (AREA)

DE69616800T 1995-08-04 1996-08-01 Ultraschallfluidzähler zur dämpfung von parasitären ultraschallwellen Expired - Lifetime DE69616800T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR9509600A FR2737564B1 (fr)	1995-08-04	1995-08-04	Compteur de fluide a ultrasons pour l'attenuation d'ondes ultrasonores parasites
PCT/FR1996/001220 WO1997006415A1 (fr)	1995-08-04	1996-08-01	Compteur de fluide a ultrasons pour l'attenuation d'ondes ultrasonores parasites

Publications (2)

Publication Number	Publication Date
DE69616800D1 true DE69616800D1 (de)	2001-12-13
DE69616800T2 DE69616800T2 (de)	2002-08-14

Family

ID=9481776

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69616800T Expired - Lifetime DE69616800T2 (de)	1995-08-04	1996-08-01	Ultraschallfluidzähler zur dämpfung von parasitären ultraschallwellen

Country Status (8)

Country	Link
EP (1)	EP0842399B1 (de)
JP (1)	JPH11510257A (de)
AR (1)	AR003474A1 (de)
AU (1)	AU6705596A (de)
DE (1)	DE69616800T2 (de)
FR (1)	FR2737564B1 (de)
TW (1)	TW340182B (de)
WO (1)	WO1997006415A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1999022207A1 (en) *	1997-10-24	1999-05-06	Daniel Industries, Inc.	Ultrasonic gas meter silencer and method
US6533065B2 (en)	2000-12-19	2003-03-18	Daniel Industries, Inc.	Noise silencer and method for use with an ultrasonic meter
DE10240975B4 (de) *	2002-09-02	2007-02-01	Hydrometer Gmbh	Meßwertgeber für einen Ultraschall-Durchflussmesser
JP7058570B2 (ja) *	2018-07-27	2022-04-22	大阪瓦斯株式会社	超音波低減装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1071241B (it) *	1976-07-09	1985-04-02	Fiat Spa	Dispositivo per effettuare..mediante ultrasuoni..la misura della portata d aria in massa nel condotto di aspirazione di motori ad iniezione pilotata dal dispositivo stesso
DE3039710C2 (de) *	1980-09-25	1983-01-13	LGZ Landis & Gyr Zug AG, 6301 Zug	Meßwertgeber zur Bestimmung der Durchflußmenge einer strömenden Flüssigkeit
CH655574B (de) *	1982-03-01	1986-04-30
NL8403222A (nl) *	1984-10-23	1986-05-16	Nedap Nv	Methode ter vermindering van ongewenste echo's in ultrasone stroomsnelheidsmeters.
CH670156A5 (de) *	1986-06-17	1989-05-12	Landis & Gyr Gmbh
NZ262848A (en) *	1993-03-09	1997-02-24	Commw Scient Ind Res Org	Fluid flow measurement in duct with acoustic non-fundamental modes controlled between transducers in modified duct cross-section

1995
- 1995-08-04 FR FR9509600A patent/FR2737564B1/fr not_active Expired - Fee Related
1996
- 1996-08-01 WO PCT/FR1996/001220 patent/WO1997006415A1/fr not_active Ceased
- 1996-08-01 AU AU67055/96A patent/AU6705596A/en not_active Abandoned
- 1996-08-01 JP JP9508164A patent/JPH11510257A/ja active Pending
- 1996-08-01 DE DE69616800T patent/DE69616800T2/de not_active Expired - Lifetime
- 1996-08-01 EP EP96927124A patent/EP0842399B1/de not_active Expired - Lifetime
- 1996-08-02 AR ARP960103870A patent/AR003474A1/es unknown
- 1996-10-22 TW TW085112946A patent/TW340182B/zh active

Also Published As

Publication number	Publication date
DE69616800T2 (de)	2002-08-14
TW340182B (en)	1998-09-11
EP0842399A1 (de)	1998-05-20
FR2737564B1 (fr)	1997-10-03
AR003474A1 (es)	1998-08-05
FR2737564A1 (fr)	1997-02-07
EP0842399B1 (de)	2001-11-07
AU6705596A (en)	1997-03-05
WO1997006415A1 (fr)	1997-02-20
JPH11510257A (ja)	1999-09-07

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Legal Events

Date	Code	Title	Description
2002-12-05	8364	No opposition during term of opposition
2009-09-17	8327	Change in the person/name/address of the patent owner	Owner name: ACTARIS S.A.S., BOULOGNE, FR