NL7205983A - - Google Patents

Info

Publication number
NL7205983A
NL7205983A NL7205983A NL7205983A NL7205983A NL 7205983 A NL7205983 A NL 7205983A NL 7205983 A NL7205983 A NL 7205983A NL 7205983 A NL7205983 A NL 7205983A NL 7205983 A NL7205983 A NL 7205983A
Authority
NL
Netherlands
Application number
NL7205983A
Other versions
NL175463C (nl
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 NL7205983A publication Critical patent/NL7205983A/xx
Application granted granted Critical
Publication of NL175463C publication Critical patent/NL175463C/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
    • G01N9/002—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measuring Fluid Pressure (AREA)
NLAANVRAGE7205983,A 1971-05-05 1972-05-04 Transducent voor het meten van een fysische eigenschap van een fluidum. NL175463C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1332171 1971-05-05
GB1332071A GB1385686A (en) 1971-05-05 1971-05-05 Transducers

Publications (2)

Publication Number Publication Date
NL7205983A true NL7205983A (xx) 1972-11-07
NL175463C NL175463C (nl) 1984-11-01

Family

ID=26249707

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7205983,A NL175463C (nl) 1971-05-05 1972-05-04 Transducent voor het meten van een fysische eigenschap van een fluidum.

Country Status (6)

Country Link
US (1) US3874221A (xx)
DE (1) DE2221829C2 (xx)
FR (1) FR2135644B1 (xx)
GB (1) GB1385686A (xx)
IT (1) IT956256B (xx)
NL (1) NL175463C (xx)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1521467A (en) * 1974-09-21 1978-08-16 Solartron Electronic Group Density transducer
CH609151A5 (xx) * 1976-03-30 1979-02-15 Straumann Inst Ag
US4262523A (en) * 1977-12-09 1981-04-21 The Solartron Electronic Group Limited Measurement of fluid density
GB2027886B (en) * 1978-08-14 1983-02-02 Solartron Electronic Group Transducer for sensing a parameter of a fluid
JPS58137726A (ja) * 1982-02-12 1983-08-16 Yokogawa Hokushin Electric Corp 円筒振動式圧力計
DE3317706A1 (de) * 1983-05-16 1984-11-22 Nord-Micro Elektronik Feinmechanik AG, 6000 Frankfurt Zylindrischer hohlkoerper fuer messwandler zum messen des druckes eines fluids
GB8525781D0 (en) * 1985-10-18 1985-11-20 Schlumberger Electronics Uk Transducers
CH681113A5 (en) * 1990-03-27 1993-01-15 Straumann Inst Ag Gas density and density change registering unit - has chamber for reception of gas housing vibrator and converter for exciting and detecting vibration
EP0652427A4 (de) * 1992-07-22 1996-01-03 Vserossiisky Nii Einrichtung zur erregung von schwingungen und bestimmung von eigenschaften verschiedener medien.
US5907104A (en) * 1995-12-08 1999-05-25 Direct Measurement Corporation Signal processing and field proving methods and circuits for a coriolis mass flow meter
US5827979A (en) * 1996-04-22 1998-10-27 Direct Measurement Corporation Signal processing apparati and methods for attenuating shifts in zero intercept attributable to a changing boundary condition in a Coriolis mass flow meter
US5900534A (en) * 1996-10-07 1999-05-04 Natural Fuels Corporation Densitometer
US6029501A (en) * 1997-04-04 2000-02-29 Yokogawa Electric Corporation Vibration type gas densitometer
US6227059B1 (en) 1999-01-12 2001-05-08 Direct Measurement Corporation System and method for employing an imaginary difference signal component to compensate for boundary condition effects on a Coriolis mass flow meter
US6378372B1 (en) * 2000-05-17 2002-04-30 Lawrence J. Karr Acoustic resonance analysis of gas mixtures
US10036694B2 (en) * 2010-09-01 2018-07-31 Micro Motion, Inc. Vibrating densitometer including an improved vibrating member
CN104736991B (zh) * 2012-09-26 2018-02-09 高准公司 具有改进的振动构件的振动密度计
CN105247361B (zh) * 2013-04-04 2018-07-03 高准公司 用于振动密度计的振动构件
US20170082765A1 (en) * 2014-07-23 2017-03-23 Halliburton Energy Services, Inc Thermal Modulated Vibrating Sensing Module for Gas Molecular Weight Detection
CN106949985B (zh) * 2017-05-15 2019-04-30 北京航空航天大学 一种基于混合光抽运的碱金属气室内部温度的精密测量方法
RU2722470C1 (ru) * 2020-01-31 2020-06-01 Александр Петрович Демченко Датчик вибрационного плотномера (варианты)
DE102023121934A1 (de) 2022-08-19 2024-02-22 Trafag Ag Verfahren und Vorrichtung zur Gasdichtemessung mittels Messung der Permittivität sowie Verwendungen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3199355A (en) * 1962-01-06 1965-08-10 Schlumberger Prospection Pressure transducers
US3175399A (en) * 1962-04-19 1965-03-30 Honeywell Inc Fluid flow measuring apparatus
GB1175664A (en) * 1966-01-28 1969-12-23 Solartron Electronic Group Improvements in or relating to Methods of Measuring the Densities of Fluids and Apparatus therefor
GB1277403A (en) * 1968-08-30 1972-06-14 Solartron Electronic Group Improvements in or relating to transducers suitable for use in measuring the density of or the pressure or a pressure difference in fluids

Also Published As

Publication number Publication date
FR2135644B1 (xx) 1973-07-13
US3874221A (en) 1975-04-01
DE2221829C2 (de) 1982-05-06
NL175463C (nl) 1984-11-01
DE2221829A1 (de) 1972-11-23
FR2135644A1 (xx) 1972-12-22
IT956256B (it) 1973-10-10
GB1385686A (en) 1975-02-26

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee