[go: up one dir, main page]

AU2002223097A1 - Non-intrusive temperature sensor for measuring internal temperature of fluids within pipes - Google Patents

Non-intrusive temperature sensor for measuring internal temperature of fluids within pipes

Info

Publication number
AU2002223097A1
AU2002223097A1 AU2002223097A AU2309702A AU2002223097A1 AU 2002223097 A1 AU2002223097 A1 AU 2002223097A1 AU 2002223097 A AU2002223097 A AU 2002223097A AU 2309702 A AU2309702 A AU 2309702A AU 2002223097 A1 AU2002223097 A1 AU 2002223097A1
Authority
AU
Australia
Prior art keywords
fluids
pipes
intrusive
measuring internal
temperature sensor
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.)
Abandoned
Application number
AU2002223097A
Inventor
Allen R. Davis
Richard T. Jones
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.)
Weatherford Lamb Inc
Original Assignee
Weatherford Lamb Inc
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 Weatherford Lamb Inc filed Critical Weatherford Lamb Inc
Publication of AU2002223097A1 publication Critical patent/AU2002223097A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres
    • G01K11/3206—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres at discrete locations in the fibre, e.g. using Bragg scattering
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/06—Measuring temperature or pressure
    • E21B47/07—Temperature
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • E21B47/13—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency
    • E21B47/135—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency using light waves, e.g. infrared or ultraviolet waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
    • G01K1/143—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations for measuring surface temperatures

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Remote Sensing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Geophysics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Measuring Fluid Pressure (AREA)
AU2002223097A 2000-11-29 2001-11-29 Non-intrusive temperature sensor for measuring internal temperature of fluids within pipes Abandoned AU2002223097A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/726,062 US6558036B2 (en) 2000-11-29 2000-11-29 Non-intrusive temperature sensor for measuring internal temperature of fluids within pipes
US09726062 2000-11-29
PCT/GB2001/005287 WO2002044675A1 (en) 2000-11-29 2001-11-29 Non-intrusive temperature sensor for measuring internal temperature of fluids within pipes

Publications (1)

Publication Number Publication Date
AU2002223097A1 true AU2002223097A1 (en) 2002-06-11

Family

ID=24917063

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002223097A Abandoned AU2002223097A1 (en) 2000-11-29 2001-11-29 Non-intrusive temperature sensor for measuring internal temperature of fluids within pipes

Country Status (7)

Country Link
US (1) US6558036B2 (en)
EP (1) EP1344033B1 (en)
AU (1) AU2002223097A1 (en)
CA (1) CA2428876C (en)
DE (1) DE60139417D1 (en)
NO (1) NO324296B1 (en)
WO (1) WO2002044675A1 (en)

Families Citing this family (83)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7328624B2 (en) * 2002-01-23 2008-02-12 Cidra Corporation Probe for measuring parameters of a flowing fluid and/or multiphase mixture
US7275421B2 (en) * 2002-01-23 2007-10-02 Cidra Corporation Apparatus and method for measuring parameters of a mixture having solid particles suspended in a fluid flowing in a pipe
US7359803B2 (en) * 2002-01-23 2008-04-15 Cidra Corporation Apparatus and method for measuring parameters of a mixture having solid particles suspended in a fluid flowing in a pipe
US7032432B2 (en) * 2002-01-23 2006-04-25 Cidra Corporation Apparatus and method for measuring parameters of a mixture having liquid droplets suspended in a vapor flowing in a pipe
US6761480B2 (en) * 2002-08-26 2004-07-13 Charles William Parnicza Thermocouple holder for furnace tube
GB2394041B (en) * 2002-10-07 2006-03-01 Sensor Highway Ltd A method to monitor temperature in a vessel
US7219729B2 (en) * 2002-11-05 2007-05-22 Weatherford/Lamb, Inc. Permanent downhole deployment of optical sensors
EP1567833A2 (en) * 2002-11-12 2005-08-31 CiDra Corporation An apparatus having an array of piezoelectric film sensors for measuring parameters of a process flow within a pipe
US7165464B2 (en) * 2002-11-15 2007-01-23 Cidra Corporation Apparatus and method for providing a flow measurement compensated for entrained gas
AU2003295992A1 (en) * 2002-11-22 2004-06-18 Cidra Corporation Method for calibrating a flow meter having an array of sensors
US7389187B2 (en) * 2003-01-13 2008-06-17 Cidra Corporation Apparatus and method using an array of ultrasonic sensors for determining the velocity of a fluid within a pipe
WO2004063741A2 (en) * 2003-01-13 2004-07-29 Cidra Corporation Apparatus for measuring parameters of a flowing multiphase fluid mixture
WO2004065912A2 (en) 2003-01-21 2004-08-05 Cidra Corporation Apparatus and method for measuring unsteady pressures within a large diameter pipe
US7343818B2 (en) * 2003-01-21 2008-03-18 Cidra Corporation Apparatus and method of measuring gas volume fraction of a fluid flowing within a pipe
US7062976B2 (en) 2003-01-21 2006-06-20 Cidra Corporation Apparatus and method of measuring gas volume fraction of a fluid flowing within a pipe
EP1599705B1 (en) 2003-03-04 2019-01-02 CiDra Corporation An apparatus having a multi-band sensor assembly for measuring a parameter of a fluid flow flowing within a pipe
US7158049B2 (en) * 2003-03-24 2007-01-02 Schlumberger Technology Corporation Wireless communication circuit
WO2004085981A1 (en) * 2003-03-28 2004-10-07 Borealis Technology Oy Thermowell and a method of measuring the temperature of a pipe
DE10314705B3 (en) * 2003-03-31 2004-07-01 Heraeus Sensor Technology Gmbh Temperature sensor for flowing medium in pipe or flexible hose has ceramics substrate with thin film resistor held between ends of two metal conductor strips in plastics housing surrounding pipe
US7192187B2 (en) * 2003-04-14 2007-03-20 John R Blichmann In-line thermometer
US7121152B2 (en) * 2003-06-06 2006-10-17 Cidra Corporation Portable flow measurement apparatus having an array of sensors
US20040252748A1 (en) * 2003-06-13 2004-12-16 Gleitman Daniel D. Fiber optic sensing systems and methods
WO2005054789A1 (en) * 2003-07-08 2005-06-16 Cidra Corporation Method and apparatus for measuring characteristics of core-annular flow
CA2532468C (en) 2003-07-15 2013-04-23 Cidra Corporation A dual function flow measurement apparatus having an array of sensors
CA2532577C (en) * 2003-07-15 2013-01-08 Cidra Corporation A configurable multi-function flow measurement apparatus having an array of sensors
US20050050970A1 (en) * 2003-09-08 2005-03-10 Delphi Technologies, Inc. Cap assembly for sealing system and method of assembling same
WO2005033465A2 (en) * 2003-10-03 2005-04-14 Sabeus, Inc. Downhole fiber optic acoustic sand detector
US7237440B2 (en) * 2003-10-10 2007-07-03 Cidra Corporation Flow measurement apparatus having strain-based sensors and ultrasonic sensors
US8024335B2 (en) * 2004-05-03 2011-09-20 Microsoft Corporation System and method for dynamically generating a selectable search extension
US7367239B2 (en) * 2004-03-23 2008-05-06 Cidra Corporation Piezocable based sensor for measuring unsteady pressures inside a pipe
US7426852B1 (en) 2004-04-26 2008-09-23 Expro Meters, Inc. Submersible meter for measuring a parameter of gas hold-up of a fluid
WO2006112878A2 (en) 2004-09-16 2006-10-26 Cidra Corporation Apparatus and method for providing a fluid cut measurement of a multi-liquid mixture compensated for entrained gas
RU2282834C2 (en) * 2004-09-22 2006-08-27 Валерий Николаевич Симонов Temperature detector for measuring heat carrier inside tube
RU2282835C2 (en) * 2004-10-18 2006-08-27 Валерий Николаевич Симонов Temperature detector for measuring temperature of heat carrier inside tube
RU2282836C2 (en) * 2004-10-18 2006-08-27 Валерий Николаевич Симонов Method of calibration of temperature detector measuring temperature of heat carrier inside tube
US7748224B2 (en) * 2004-10-28 2010-07-06 Caterpillar Inc Air-conditioning assembly
US7389687B2 (en) * 2004-11-05 2008-06-24 Cidra Corporation System for measuring a parameter of an aerated multi-phase mixture flowing in a pipe
GB0508584D0 (en) * 2005-04-28 2005-06-01 Boiler Man Systems Internation A pipe assembly
CA2547125C (en) * 2005-05-16 2015-11-24 Cidra Corporation Method and apparatus for detecting and characterizing particles in a multiphase fluid
US7526966B2 (en) * 2005-05-27 2009-05-05 Expro Meters, Inc. Apparatus and method for measuring a parameter of a multiphase flow
US7343820B2 (en) * 2005-05-27 2008-03-18 Cidra Corporation Apparatus and method for fiscal measuring of an aerated fluid
US7249525B1 (en) 2005-06-22 2007-07-31 Cidra Corporation Apparatus for measuring parameters of a fluid in a lined pipe
AU2006268266B2 (en) 2005-07-07 2011-12-08 Expro Meters, Inc. Wet gas metering using a differential pressure based flow meter with a sonar based flow meter
US7603916B2 (en) 2005-07-07 2009-10-20 Expro Meters, Inc. Wet gas metering using a differential pressure and a sonar based flow meter
WO2007009097A1 (en) * 2005-07-13 2007-01-18 Cidra Corporation Method and apparatus for measuring parameters of a fluid flow using an array of sensors
US20070055464A1 (en) * 2005-08-17 2007-03-08 Gysling Daniel L System and method for providing a compositional measurement of a mixture having entrained gas
US20070237202A1 (en) * 2006-04-07 2007-10-11 Jaffe Limited Method for measuring temperature of heat pipe
US7454981B2 (en) * 2006-05-16 2008-11-25 Expro Meters. Inc. Apparatus and method for determining a parameter in a wet gas flow
US8152368B2 (en) * 2006-06-13 2012-04-10 Carrier Corporation Cover for temperature sensor
US7624650B2 (en) 2006-07-27 2009-12-01 Expro Meters, Inc. Apparatus and method for attenuating acoustic waves propagating within a pipe wall
US7757760B2 (en) * 2006-09-22 2010-07-20 Schlumberger Technology Corporation System and method for real-time management of formation fluid sampling with a guarded probe
US7624651B2 (en) * 2006-10-30 2009-12-01 Expro Meters, Inc. Apparatus and method for attenuating acoustic waves in pipe walls for clamp-on ultrasonic flow meter
US7673526B2 (en) * 2006-11-01 2010-03-09 Expro Meters, Inc. Apparatus and method of lensing an ultrasonic beam for an ultrasonic flow meter
WO2008060942A2 (en) 2006-11-09 2008-05-22 Cidra Corporation Apparatus and method for measuring a fluid flow parameter within an internal passage of an elongated body
US8230915B2 (en) * 2007-03-28 2012-07-31 Schlumberger Technology Corporation Apparatus, system, and method for determining injected fluid vertical placement
WO2009126956A1 (en) * 2008-04-11 2009-10-15 Expro Meters, Inc. Clamp-on apparatus for measuring a fluid flow that includes a protective sensor housing
US8375798B2 (en) * 2008-06-17 2013-02-19 Robert C. Anderson External pressure measuring device
ES2340013B1 (en) * 2008-11-26 2011-03-04 Universidad De Huelva DEVICE TO CAPTURE THE SURFACE TEMPERATURE OF AN OBJECT.
NO333161B1 (en) * 2009-04-15 2013-03-18 Sintef Monitoring temperature on high voltage line
US8870455B2 (en) * 2011-09-15 2014-10-28 Jeffrey N. Daily Temperature sensing assembly for measuring temperature of a surface of a structure
US9116055B2 (en) * 2012-09-05 2015-08-25 Siemens Energy, Inc Combustion turbine flashback sensing system employing fiber Bragg grating sensors
US20140299595A1 (en) * 2013-04-09 2014-10-09 Illinois Tool Works Inc. System and method for holding a temperature probe in an induction heating system
US9976409B2 (en) * 2013-10-08 2018-05-22 Halliburton Energy Services, Inc. Assembly for measuring temperature of materials flowing through tubing in a well system
CN105899759B (en) 2013-12-27 2019-09-03 哈里伯顿能源服务公司 Mounting bracket for strain sensor
CN203856470U (en) * 2014-01-17 2014-10-01 浙江中科德润科技有限公司 Submersible underground temperature and pressure measurement device
CA3012743C (en) 2014-02-24 2020-01-28 Halliburton Energy Services, Inc. Portable attachment of fiber optic sensing loop
RU2569391C1 (en) * 2014-09-16 2015-11-27 Общество с Ограниченной Ответственностью "ТНГ-Групп" Method for identification of behind-casing flow in well within intervals covered by tubing strings
EP3070444B1 (en) 2015-03-17 2018-12-12 ENDRESS + HAUSER WETZER GmbH + Co. KG A surface temperature measuring device
WO2017052511A1 (en) * 2015-09-22 2017-03-30 Halliburton Energy Services, Inc. Downhole tool with assembly for determining seal integrity
KR20180096442A (en) * 2017-02-21 2018-08-29 삼성전기주식회사 Apparatus and method for measuring water temperature in pipes
WO2018160347A1 (en) * 2017-03-03 2018-09-07 Halliburton Energy Services, Inc. Determining downhole properties with sensor array
GB2573418B (en) * 2017-03-03 2022-05-04 Halliburton Energy Services Inc Port and snorkel for sensor array
CN112771357B (en) 2018-09-28 2024-07-02 罗斯蒙特公司 Error-reducing non-invasive process fluid temperature indication
US11209296B2 (en) * 2018-09-28 2021-12-28 Rosemount Inc. Non-intrusive process fluid pressure measurement system
EP3633337B1 (en) * 2018-10-04 2021-08-25 Endress+Hauser Wetzer GmbH+CO. KG Skin-point temperature measurement assembly
US11408779B2 (en) 2019-06-03 2022-08-09 Daily Thermetrics Corporation Temperature sensor and methods of use
AU2020300996B2 (en) 2019-07-01 2022-05-26 Thermasense Corp. Apparatus, systems, and methods for non-invasive thermal interrogation
US11619552B2 (en) 2019-10-28 2023-04-04 Controls Southeast, Inc. Conduit temperature monitoring system
DE102020120054A1 (en) 2020-07-29 2022-02-03 Endress + Hauser Flowtec Ag Method for determining a fluid temperature and measuring system for it
CN112833950B (en) * 2021-01-07 2023-05-23 中国舰船研究设计中心 Steam pipeline internal complex flow field distributed measurement system based on optical fiber sensing
EP4295144B1 (en) 2021-02-16 2026-01-28 Omega Engineering, Inc. Non-invasive measurement and calculation system
CN114483007A (en) * 2022-01-23 2022-05-13 西南石油大学 Non-invasive temperature measuring system in pipeline for thick oil exploitation
CN115962860A (en) * 2023-02-10 2023-04-14 重庆市计量质量检测研究院 Surface temperature measuring probe and surface temperature measuring method based on same

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2967429A (en) 1960-01-29 1961-01-10 Honeywell Regulator Co Measuring apparatus
US3149492A (en) 1961-03-06 1964-09-22 Astra Inc Fluid pressure gauge
US4080837A (en) 1976-12-03 1978-03-28 Continental Oil Company Sonic measurement of flow rate and water content of oil-water streams
GB2062860A (en) * 1979-11-06 1981-05-28 Iss Clorius Ltd Temperature sensing assembly
DE3172259D1 (en) 1980-11-21 1985-10-17 Ici Plc Method and apparatus for leak detection in pipelines
US4445389A (en) 1981-09-10 1984-05-01 The United States Of America As Represented By The Secretary Of Commerce Long wavelength acoustic flowmeter
US4520320A (en) 1981-09-10 1985-05-28 The United States Of America As Represented By The Secretary Of Commerce Synchronous phase marker and amplitude detector
US4515473A (en) 1984-09-13 1985-05-07 Geo-Centers, Inc. Photoelastic stress sensor signal processor
JPH0423560Y2 (en) 1987-02-17 1992-06-02
NO166379C (en) 1987-12-18 1991-07-10 Sensorteknikk As PROCEDURE FOR REGISTERING MULTIPHASE FLOWS THROUGH A TRANSPORT SYSTEM.
US4971452A (en) * 1988-02-05 1990-11-20 Finney Philip F RTD assembly
US5363342A (en) 1988-04-28 1994-11-08 Litton Systems, Inc. High performance extended fiber optic hydrophone
US4871263A (en) * 1988-05-16 1989-10-03 Pyromation, Inc. Protective tube for a temperature sensor
GB8815609D0 (en) * 1988-06-30 1988-08-03 Atomic Energy Authority Uk Temperature measurement of flowing fluids
JPH02203230A (en) 1989-01-31 1990-08-13 Daikin Ind Ltd Pipe pressure change detection converter
US5024099A (en) 1989-11-20 1991-06-18 Setra Systems, Inc. Pressure transducer with flow-through measurement capability
US5040415A (en) 1990-06-15 1991-08-20 Rockwell International Corporation Nonintrusive flow sensing system
US5218197A (en) 1991-05-20 1993-06-08 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for the non-invasive measurement of pressure inside pipes using a fiber optic interferometer sensor
US5172979A (en) * 1991-11-29 1992-12-22 Texaco Inc. Heater tube skin thermocouple
US5398542A (en) 1992-10-16 1995-03-21 Nkk Corporation Method for determining direction of travel of a wave front and apparatus therefor
US5360331A (en) 1993-01-05 1994-11-01 Dynisco, Inc. Injection molding machine pressure transducer
US5707151A (en) * 1994-01-13 1998-01-13 Ranco Incorporated Of Delaware Temperature transducer assembly
US5454641A (en) * 1994-01-13 1995-10-03 Ranco Incorporated Of Delaware Temperature transducer assembly
FR2720498B1 (en) 1994-05-27 1996-08-09 Schlumberger Services Petrol Multiphase flowmeter.
US5741980A (en) 1994-11-02 1998-04-21 Foster-Miller, Inc. Flow analysis system and method
US5670720A (en) 1996-01-11 1997-09-23 Morton International, Inc. Wire-wrap low pressure sensor for pressurized gas inflators
US5845033A (en) 1996-11-07 1998-12-01 The Babcock & Wilcox Company Fiber optic sensing system for monitoring restrictions in hydrocarbon production systems
DE19808222A1 (en) 1998-02-27 1999-09-02 Abb Research Ltd Fiber Bragg grating pressure sensor with integrable fiber Bragg grating temperature sensor
ATE326689T1 (en) 1998-12-17 2006-06-15 Chevron Usa Inc DEVICE AND METHOD FOR PROTECTING OPTICAL DEVICES UNDER HARSH OPERATING CONDITIONS
DE19941832C1 (en) * 1999-09-02 2001-03-01 Reinhausen Maschf Scheubeck Process for fiber optic temperature measurement and fiber optic temperature sensor
US6334707B1 (en) * 2000-07-19 2002-01-01 Second Source Supply Incorporated Temperature sensing device for test cylinder

Also Published As

Publication number Publication date
DE60139417D1 (en) 2009-09-10
US6558036B2 (en) 2003-05-06
US20020064206A1 (en) 2002-05-30
CA2428876A1 (en) 2002-06-06
NO20032077L (en) 2003-07-18
EP1344033A1 (en) 2003-09-17
EP1344033B1 (en) 2009-07-29
WO2002044675A1 (en) 2002-06-06
NO20032077D0 (en) 2003-05-09
NO324296B1 (en) 2007-09-17
CA2428876C (en) 2007-10-30

Similar Documents

Publication Publication Date Title
AU2002223097A1 (en) Non-intrusive temperature sensor for measuring internal temperature of fluids within pipes
EP1305579B8 (en) A meter for the measurement of multiphase fluids and wet gas
AU6609000A (en) Temperature sensing device for metering fluids
AU2001286619A1 (en) Fluid mass flow meter with substantial measurement range
AU2002330855A1 (en) Thermal sensor for fluid detection
AU4870401A (en) Method and device for measuring the flow of a fluid
AU1333400A (en) Methods of use for sensor based fluid detection devices
GB2345753B (en) Optical probe for analysis of formation fluids
AU2001283578A1 (en) Method and sensor for mass flow measurement using probe heat conduction
AU2002308282A1 (en) Temperature measuring device
AU2003245460A1 (en) Device for continuous calibration of a gas mass flow measurement device
GB2382412B (en) A method for measuring properties of flowing fluids, and a metering device and a sensor used for performing this method
AU2003230905A1 (en) Probe for measuring parameters of a flowing fluid and/or multiphase mixture
AU2003284593A1 (en) Thermal flowmeter of fluid
AU2002245888A1 (en) Device for measuring temperature of vessel walls
AU4289201A (en) Device for measuring of friction
GB0009320D0 (en) Measurement of fluid concentrations
GB2395561B (en) Fluid temperature measurement
AU2001278636A1 (en) Measuring relative proportions of dissimilar fluids in a pipe
AU2001287651A1 (en) Device for measuring/determining a physical quantity of a medium
AU2003212383A1 (en) Thermowell and a method of measuring the temperature of a pipe
AU2001274335A1 (en) Fluid flow measurements
GB2362470B (en) Fluid flow measuring device
AU2002362731A1 (en) Temperature sensing device for selectively measuring temperature at desired locations along an intravenous fluid line
AU2002247216A1 (en) A temperature-sensing device for determining the level of a fluid