GB2167185B - Apparatus for, and method of detecting and/or identifying a liquid - Google Patents

Apparatus for, and method of detecting and/or identifying a liquid

Info

Publication number
GB2167185B
GB2167185B GB08526944A GB8526944A GB2167185B GB 2167185 B GB2167185 B GB 2167185B GB 08526944 A GB08526944 A GB 08526944A GB 8526944 A GB8526944 A GB 8526944A GB 2167185 B GB2167185 B GB 2167185B
Authority
GB
United Kingdom
Prior art keywords
identifying
detecting
liquid
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.)
Expired
Application number
GB08526944A
Other versions
GB8526944D0 (en
GB2167185A (en
Inventor
Thomas Edward Evans
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB8526944D0 publication Critical patent/GB8526944D0/en
Publication of GB2167185A publication Critical patent/GB2167185A/en
Application granted granted Critical
Publication of GB2167185B publication Critical patent/GB2167185B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating 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
    • G01N29/02—Analysing fluids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating 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
    • G01N29/02—Analysing fluids
    • G01N29/024—Analysing fluids by measuring propagation velocity or propagation time of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating 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
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/222—Constructional or flow details for analysing fluids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level
GB08526944A 1984-11-02 1985-11-01 Apparatus for, and method of detecting and/or identifying a liquid Expired GB2167185B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848427713A GB8427713D0 (en) 1984-11-02 1984-11-02 Liquid detection and identification

Publications (3)

Publication Number Publication Date
GB8526944D0 GB8526944D0 (en) 1985-12-04
GB2167185A GB2167185A (en) 1986-05-21
GB2167185B true GB2167185B (en) 1988-12-14

Family

ID=10569126

Family Applications (2)

Application Number Title Priority Date Filing Date
GB848427713A Pending GB8427713D0 (en) 1984-11-02 1984-11-02 Liquid detection and identification
GB08526944A Expired GB2167185B (en) 1984-11-02 1985-11-01 Apparatus for, and method of detecting and/or identifying a liquid

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB848427713A Pending GB8427713D0 (en) 1984-11-02 1984-11-02 Liquid detection and identification

Country Status (1)

Country Link
GB (2) GB8427713D0 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8621947D0 (en) * 1986-09-11 1986-10-15 Agricultural & Food Res On-line concentration measurement
EP0269815A3 (en) * 1986-10-15 1990-05-16 Fujimori Kogyo Co., Ltd. Ultrasonic method of inspecting contents of a package and apparatus thereof
DE3732219A1 (en) * 1987-09-24 1989-04-13 Siemens Ag APPLICATION OF ELECTROMAGNETIC ULTRASOUND TRANSFORMATION METHODS FOR MONITORING FUEL HEAT AND BUBBLE CONDITIONING IN LIQUID CONTAINING PIPES
US5121340A (en) * 1990-06-08 1992-06-09 Campbell Scientific, Inc. Multi-level probe and system for measurement of physical conditions in liquid-containing tanks
US5255564A (en) * 1991-08-22 1993-10-26 The United States Of America As Represented By The Secretary Of The Navy Apparatus for the discrimination of chemical liquids via sound speed measurements
CA2078277C (en) * 1992-09-15 1999-09-14 Luc Piche Ultrasonic characterization of polymer melts under processing conditions
US5951163A (en) * 1996-10-16 1999-09-14 National Research Council Of Canada Ultrasonic sensors for on-line monitoring of castings and molding processes at elevated temperatures
JP2000206099A (en) * 1999-01-11 2000-07-28 Ngk Spark Plug Co Ltd Gas concentration sensor
IL162202A0 (en) 2001-11-27 2005-11-20 Euroflow Uk Ltd Detection systems and methods

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2447580A1 (en) * 1974-10-05 1976-04-08 Betr Forsch Inst Angew Forsch METHOD AND DEVICE FOR MONITORING THE SOLIDIFICATION OF STEEL IN A CONTINUOUS CASTING GOLD
GB1550085A (en) * 1976-04-16 1979-08-08 Vni I Kt I Cvetmetavtomatika Method of measuring properties of a fluid in a container and device for realizing same
GB1583746A (en) * 1977-08-08 1981-02-04 Evans T Apparatus for and method of detecting and/or identifying a liquid
GB2130368A (en) * 1982-09-13 1984-05-31 Atomic Energy Authority Uk Liquid change detector
GB2129130B (en) * 1982-09-13 1986-02-05 Atomic Energy Authority Uk Fluid temperature change detector

Also Published As

Publication number Publication date
GB8526944D0 (en) 1985-12-04
GB2167185A (en) 1986-05-21
GB8427713D0 (en) 1984-12-12

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19971028

PE20 Patent expired after termination of 20 years

Effective date: 20051031