BE642997A - - Google Patents

Info

Publication number
BE642997A
BE642997A BE642997A BE642997A BE642997A BE 642997 A BE642997 A BE 642997A BE 642997 A BE642997 A BE 642997A BE 642997 A BE642997 A BE 642997A BE 642997 A BE642997 A BE 642997A
Authority
BE
Belgium
Application number
BE642997A
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 filed Critical
Publication of BE642997A publication Critical patent/BE642997A/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02Analysing fluids
    • G01N29/032Analysing fluids by measuring attenuation of acoustic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measuring Fluid Pressure (AREA)
BE642997A 1963-01-28 1964-01-27 BE642997A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR922831A FR1354920A (fr) 1963-01-28 1963-01-28 Appareil pour la mesure absolue de la vitesse de propagation du son dans les gaz

Publications (1)

Publication Number Publication Date
BE642997A true BE642997A (zh) 1964-05-15

Family

ID=8795688

Family Applications (1)

Application Number Title Priority Date Filing Date
BE642997A BE642997A (zh) 1963-01-28 1964-01-27

Country Status (7)

Country Link
US (1) US3343403A (zh)
BE (1) BE642997A (zh)
CH (1) CH410453A (zh)
FR (1) FR1354920A (zh)
GB (1) GB1006011A (zh)
LU (1) LU45219A1 (zh)
NL (1) NL302089A (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4555932A (en) * 1984-02-03 1985-12-03 Rca Corporation Method and apparatus for assaying the purity of a gas
US5697346A (en) * 1993-05-28 1997-12-16 Servojet Products International Method for using sonic gas-fueled internal combustion engine control system
US5900552A (en) * 1997-03-28 1999-05-04 Ohmeda Inc. Inwardly directed wave mode ultrasonic transducer, gas analyzer, and method of use and manufacture
ES2906605T3 (es) 2012-04-05 2022-04-19 Fisher & Paykel Healthcare Ltd Aparato de ayuda respiratoria
EP4235120A3 (en) 2014-05-27 2023-10-04 Fisher & Paykel Healthcare Limited Gases mixing and measuring for a medical device
KR20230054906A (ko) 2015-12-02 2023-04-25 피셔 앤 페이켈 핼스케어 리미티드 유량 요법 기기를 위한 유로 감지

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2653471A (en) * 1948-06-14 1953-09-29 Socony Vacuum Oil Co Inc Thermoacoustic gas analyzer
US2582232A (en) * 1949-09-02 1952-01-15 Richard S Cesaro Temperature-sensing and/or sound velocity-measuring device
US2775885A (en) * 1952-08-08 1957-01-01 Gen Motors Corp Gas analyzer resonator block
US2785567A (en) * 1954-03-17 1957-03-19 Poole Densimeter

Also Published As

Publication number Publication date
US3343403A (en) 1967-09-26
CH410453A (fr) 1966-03-31
FR1354920A (fr) 1964-03-13
NL302089A (zh)
GB1006011A (en) 1965-09-29
LU45219A1 (zh) 1964-03-16

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