FR2381290A1 - Debitmetre - Google Patents

Debitmetre

Info

Publication number
FR2381290A1
FR2381290A1 FR7806186A FR7806186A FR2381290A1 FR 2381290 A1 FR2381290 A1 FR 2381290A1 FR 7806186 A FR7806186 A FR 7806186A FR 7806186 A FR7806186 A FR 7806186A FR 2381290 A1 FR2381290 A1 FR 2381290A1
Authority
FR
France
Prior art keywords
gas
speed
stored
sound
measure
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
FR7806186A
Other languages
English (en)
French (fr)
Other versions
FR2381290B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Lawrence G Hall
Robert S Loveland
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.)
Applied Biosystems Inc
Original Assignee
Perkin Elmer Corp
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 Perkin Elmer Corp filed Critical Perkin Elmer Corp
Publication of FR2381290A1 publication Critical patent/FR2381290A1/fr
Application granted granted Critical
Publication of FR2381290B1 publication Critical patent/FR2381290B1/fr
Granted 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
    • 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
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/86—Indirect mass flowmeters, e.g. measuring volume flow and density, temperature or pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
FR7806186A 1977-02-22 1978-02-22 Debitmetre Granted FR2381290A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77067777A 1977-02-22 1977-02-22

Publications (2)

Publication Number Publication Date
FR2381290A1 true FR2381290A1 (fr) 1978-09-15
FR2381290B1 FR2381290B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1983-11-18

Family

ID=25089343

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7806186A Granted FR2381290A1 (fr) 1977-02-22 1978-02-22 Debitmetre

Country Status (6)

Country Link
JP (1) JPS53104270A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1105605A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH628140A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2807397A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2381290A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1580524A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0141546A3 (en) * 1983-10-25 1986-12-30 General Motors Corporation Method and apparatus for measuring fluid flow

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4754650A (en) * 1983-07-29 1988-07-05 Panametrics, Inc. Apparatus and methods for measuring fluid flow parameters
US4596133A (en) * 1983-07-29 1986-06-24 Panametrics, Inc. Apparatus and methods for measuring fluid flow parameters
GB2282223A (en) * 1993-09-22 1995-03-29 Cyril Ward Nugent Flow measuring apparatus

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2921467A (en) * 1957-08-21 1960-01-19 Albert L Hedrich Flowmeter compensation for propagation velocity changes
US3697936A (en) * 1970-02-27 1972-10-10 Nusonics Sound velocimeter
US4003252A (en) * 1974-08-16 1977-01-18 The Institutes Of Medical Sciences Acoustical wave flowmeter

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3751979A (en) * 1971-11-17 1973-08-14 Raytheon Co Speed measurement system
JPS49130261A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-04-13 1974-12-13
JPS521478A (en) * 1975-06-24 1977-01-07 Fuji Electric Co Ltd Thermoresponsive type relay

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2921467A (en) * 1957-08-21 1960-01-19 Albert L Hedrich Flowmeter compensation for propagation velocity changes
US3697936A (en) * 1970-02-27 1972-10-10 Nusonics Sound velocimeter
US4003252A (en) * 1974-08-16 1977-01-18 The Institutes Of Medical Sciences Acoustical wave flowmeter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0141546A3 (en) * 1983-10-25 1986-12-30 General Motors Corporation Method and apparatus for measuring fluid flow

Also Published As

Publication number Publication date
CH628140A5 (en) 1982-02-15
DE2807397A1 (de) 1978-09-21
JPS53104270A (en) 1978-09-11
JPS6217172B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-04-16
FR2381290B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1983-11-18
DE2807397C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-03-23
GB1580524A (en) 1980-12-03
CA1105605A (en) 1981-07-21

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Legal Events

Date Code Title Description
ST Notification of lapse