NL7313172A - - Google Patents

Info

Publication number
NL7313172A
NL7313172A NL7313172A NL7313172A NL7313172A NL 7313172 A NL7313172 A NL 7313172A NL 7313172 A NL7313172 A NL 7313172A NL 7313172 A NL7313172 A NL 7313172A NL 7313172 A NL7313172 A NL 7313172A
Authority
NL
Netherlands
Application number
NL7313172A
Other versions
NL173676B (nl
NL173676C (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 NL7313172A publication Critical patent/NL7313172A/xx
Publication of NL173676B publication Critical patent/NL173676B/xx
Application granted granted Critical
Publication of NL173676C publication Critical patent/NL173676C/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/68Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
    • G01F1/684Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
    • G01F1/6847Structural arrangements; Mounting of elements, e.g. in relation to fluid flow where sensing or heating elements are not disturbing the fluid flow, e.g. elements mounted outside the flow duct

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
NLAANVRAGE7313172,A 1972-10-13 1973-09-25 Massastromingsmeter. NL173676C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US29754972A 1972-10-13 1972-10-13
US05/381,455 US3938384A (en) 1972-10-13 1973-07-23 Mass flow meter with reduced attitude sensitivity

Publications (3)

Publication Number Publication Date
NL7313172A true NL7313172A (US07696358-20100413-C00002.png) 1974-04-16
NL173676B NL173676B (nl) 1983-09-16
NL173676C NL173676C (nl) 1984-02-16

Family

ID=26970211

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7313172,A NL173676C (nl) 1972-10-13 1973-09-25 Massastromingsmeter.

Country Status (4)

Country Link
US (1) US3938384A (US07696358-20100413-C00002.png)
JP (1) JPS5623094B2 (US07696358-20100413-C00002.png)
DE (1) DE2350848C3 (US07696358-20100413-C00002.png)
NL (1) NL173676C (US07696358-20100413-C00002.png)

Families Citing this family (58)

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US4056975A (en) * 1976-02-09 1977-11-08 Tylan Corporation Mass flow sensor system
US4276243A (en) * 1978-12-08 1981-06-30 Western Electric Company, Inc. Vapor delivery control system and method
US4306453A (en) * 1979-01-04 1981-12-22 Wolfshoerndl Egon Apparatuses for measuring the flow rate of a flowing medium
US4220460A (en) * 1979-02-05 1980-09-02 Western Electric Company, Inc. Vapor delivery system and method
US4314837A (en) * 1979-03-01 1982-02-09 Corning Glass Works Reactant delivery system method
US4440021A (en) * 1980-07-29 1984-04-03 Abouchar John W Mass flow meter with reduced attitude sensitivity
US4658855A (en) * 1980-10-03 1987-04-21 Silicon Valley Group Mass flow controller
CH649843A5 (de) * 1981-04-08 1985-06-14 Landis & Gyr Ag Anordnung zur waermemengenmessung an den einzelnen heizgruppen einer gemeinsamen heizzentrale.
US4696188A (en) * 1981-10-09 1987-09-29 Honeywell Inc. Semiconductor device microstructure
US4519246A (en) * 1981-12-21 1985-05-28 Advanced Semiconductor Materials International, N.V. Improved flow meter
US4464932A (en) * 1982-07-12 1984-08-14 Mks Instruments, Inc. Thermal mass flowmetering
US4487213A (en) * 1982-09-09 1984-12-11 Omicron Technology Corporation Mass flow controller apparatus
JPS5988622A (ja) * 1982-11-12 1984-05-22 Ohkura Electric Co Ltd 熱式質量流量計
US4487062A (en) * 1983-03-30 1984-12-11 Sierra Instruments, Inc. Mass flowmeter
US4522058A (en) * 1983-06-15 1985-06-11 Mks Instruments, Inc. Laminar-flow channeling in thermal flowmeters and the like
JPS6013220A (ja) * 1983-07-04 1985-01-23 Esutetsuku:Kk ガス流量センサ−及びその製造方法
US4548075A (en) * 1984-02-02 1985-10-22 Dresser Industries, Inc. Fast responsive flowmeter transducer
US4648270A (en) * 1984-02-22 1987-03-10 Sirris Flow Technology, Inc. Mass flowmeter
US5191793A (en) * 1984-03-12 1993-03-09 Tylan Corporation Fluid mass flow meter device with reduced attitude sensitivity
US4672997A (en) * 1984-10-29 1987-06-16 Btu Engineering Corporation Modular, self-diagnostic mass-flow controller and system
JPS61182821U (US07696358-20100413-C00002.png) * 1986-05-01 1986-11-14
US4762010A (en) * 1987-04-02 1988-08-09 Mobil Oil Corporation Apparatus and method for adsorption and desorption studies, particularly for characterization of catalysts
JP2814379B2 (ja) * 1988-06-20 1998-10-22 忠弘 大見 マスフローコントローラ
DE3842579A1 (de) * 1988-12-17 1990-06-28 Holstein & Kappert Maschf Fuellmaschine zum abfuellen von fluessigkeiten in gefaesse
DE3842578A1 (de) * 1988-12-17 1990-06-21 Holstein & Kappert Maschf Fuellmaschine zum abfuellen von fluessigkeiten in gefaesse
JPH02138827A (ja) * 1989-04-22 1990-05-28 Stec Kk マスフロー流量計
US5216918A (en) * 1990-01-18 1993-06-08 Integrated Control Concepts, Inc. Fluid mass flow detecting
DE4219551C2 (de) * 1991-06-13 1996-04-18 Mks Japan Inc Massenströmungssensor
JP2666163B2 (ja) * 1991-12-04 1997-10-22 山武ハネウエル株式会社 流速センサの温度特性補正方法
US5311762A (en) * 1991-12-16 1994-05-17 Dxl Usa Flow sensor calibration
JPH05215583A (ja) * 1992-02-04 1993-08-24 Mitsubishi Electric Corp 感熱式流量センサ
US5763791A (en) * 1995-11-01 1998-06-09 The Rosaen Company Flowmeter
US5576498A (en) * 1995-11-01 1996-11-19 The Rosaen Company Laminar flow element for a flowmeter
US5804717A (en) * 1996-04-05 1998-09-08 Mks Instruments, Inc. Mass flow transducer having extended flow rate measurement range
US5792952A (en) * 1996-05-23 1998-08-11 Varian Associates, Inc. Fluid thermal mass flow sensor
US5693880A (en) * 1996-06-14 1997-12-02 Mks Instruments, Inc. Heater with tapered heater density function for use with mass flowmeter
US5763774A (en) * 1996-08-01 1998-06-09 Millipore Corporation Fluid flow meter with reduced orientation sensitivity
DE69714747T2 (de) * 1997-12-30 2003-04-30 Qualiflow S.A., Montpellier Verfahren zu Herstellung von einem Sensor für einen thermischen Massendurchflussmesser
US6269692B1 (en) * 1999-02-01 2001-08-07 Dxl Usa Inc. Mass flow measuring assembly having low pressure drop and fast response time
US6677517B2 (en) * 2001-05-15 2004-01-13 William J. Fowler Lightning suppression system for power lines
US6668641B2 (en) 2001-12-21 2003-12-30 Mks Instruments, Inc. Apparatus and method for thermal dissipation in a thermal mass flow sensor
US6668642B2 (en) 2001-12-21 2003-12-30 Mks Instruments, Inc. Apparatus and method for thermal isolation of thermal mass flow sensor
US6779394B2 (en) 2001-12-21 2004-08-24 Mks Instruments, Inc. Apparatus and method for thermal management of a mass flow controller
US7000465B1 (en) 2004-09-17 2006-02-21 Mks Instruments, Inc. Attitude error self-correction for thermal sensors of mass flow meters and controllers
US7107834B2 (en) * 2004-11-12 2006-09-19 Mks Instruments, Inc. Thermal mass flow rate sensor including bypass passageways and a sensor passageway having similar entrance effects
US20060203886A1 (en) * 2005-03-10 2006-09-14 Aai Corporation Simplified thermal isolator for temperature sensor
US20070084280A1 (en) * 2005-08-26 2007-04-19 Gill Rajinder S Semi-constant temperature excitation method for fluid flow sensors
US7467027B2 (en) * 2006-01-26 2008-12-16 Mks Instruments, Inc. Compensation for thermal siphoning in mass flow controllers
US7469583B2 (en) * 2007-02-21 2008-12-30 Mks Japan, Inc. Flow sensor
US7874208B2 (en) * 2007-10-10 2011-01-25 Brooks Instrument, Llc System for and method of providing a wide-range flow controller
DE102007062977B4 (de) 2007-12-21 2018-07-19 Schott Ag Verfahren zur Herstellung von Prozessgasen für die Dampfphasenabscheidung
US8850872B2 (en) 2009-05-08 2014-10-07 Opw Fuel Management Systems, Inc. Line leak detector and method of using same
US8316695B2 (en) * 2009-05-08 2012-11-27 Delaware Capital Formation, Inc. Line leak detector and method of using same
NL2011975C2 (nl) * 2013-12-17 2015-06-18 Berkin Bv Stromingsmeetapparaat van het thermische type.
GB2533936B (en) 2015-01-07 2017-10-25 Homeserve Plc Flow detection device
GB201501935D0 (en) 2015-02-05 2015-03-25 Tooms Moore Consulting Ltd And Trow Consulting Ltd Water flow analysis
US10845226B2 (en) * 2017-04-21 2020-11-24 Trane International Inc. Adhesive flow meter
US11262226B2 (en) 2020-02-17 2022-03-01 GWU Design Hybrid mass flow sensor including a thermal and coriolis principle measurement arrangements

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE876484C (de) * 1942-10-18 1953-05-15 Basf Ag Hitzdrahtstroemungsmesser
FR911680A (fr) * 1950-03-10 1946-07-17 Pyrometrie Ind Procédé et dispositif de mesure et de réglage du débit d'un fluide
US2813237A (en) * 1953-07-16 1957-11-12 Phillips Petroleum Co Flow measuring servosystem
US3199348A (en) * 1961-05-01 1965-08-10 Edmond A Saiera Fluid flow detection apparatus
US3336804A (en) * 1964-03-09 1967-08-22 Heinz F Poppendiek Means and techniques useful in fluid flow determinations
US3246523A (en) * 1963-12-10 1966-04-19 Joseph D Richard Pressure rate measuring apparatus
US3433068A (en) * 1964-11-12 1969-03-18 Rosemount Eng Co Ltd Thermal mass flow sensor
US3372590A (en) * 1965-10-01 1968-03-12 Technology Inc Thermal flowmeter
US3614967A (en) * 1968-10-08 1971-10-26 Royston Lab Multilayered pipe coatings and coated pipe
US3677085A (en) * 1970-04-08 1972-07-18 Yugen Kaisha Tsukasa Sokken Tandem-type hot-wire velocity meter probe
US3650151A (en) * 1970-11-18 1972-03-21 Tylan Corp Fluid flow measuring system
US3802264A (en) * 1972-07-10 1974-04-09 Geoscience Ltd Fluid temperature differential flow meter

Also Published As

Publication number Publication date
DE2350848C3 (de) 1979-02-15
JPS4974976A (US07696358-20100413-C00002.png) 1974-07-19
JPS5623094B2 (US07696358-20100413-C00002.png) 1981-05-29
US3938384A (en) 1976-02-17
DE2350848A1 (de) 1974-04-25
NL173676B (nl) 1983-09-16
DE2350848B2 (de) 1978-05-18
NL173676C (nl) 1984-02-16

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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
V4 Discontinued because of reaching the maximum lifetime of a patent