GB2199948B - Measurement of liquid levels - Google Patents

Measurement of liquid levels

Info

Publication number
GB2199948B
GB2199948B GB8701053A GB8701053A GB2199948B GB 2199948 B GB2199948 B GB 2199948B GB 8701053 A GB8701053 A GB 8701053A GB 8701053 A GB8701053 A GB 8701053A GB 2199948 B GB2199948 B GB 2199948B
Authority
GB
United Kingdom
Prior art keywords
measurement
liquid levels
levels
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 - Lifetime
Application number
GB8701053A
Other versions
GB2199948A (en
GB8701053D0 (en
Inventor
Michael Graham Reid
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.)
Emco Wheaton UK Ltd
Original Assignee
Emco Wheaton UK Ltd
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 Emco Wheaton UK Ltd filed Critical Emco Wheaton UK Ltd
Priority to GB8701053A priority Critical patent/GB2199948B/en
Publication of GB8701053D0 publication Critical patent/GB8701053D0/en
Publication of GB2199948A publication Critical patent/GB2199948A/en
Application granted granted Critical
Publication of GB2199948B publication Critical patent/GB2199948B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G01F23/2966—Acoustic waves making use of acoustical resonance or standing waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
GB8701053A 1987-01-16 1987-01-16 Measurement of liquid levels Expired - Lifetime GB2199948B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8701053A GB2199948B (en) 1987-01-16 1987-01-16 Measurement of liquid levels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8701053A GB2199948B (en) 1987-01-16 1987-01-16 Measurement of liquid levels

Publications (3)

Publication Number Publication Date
GB8701053D0 GB8701053D0 (en) 1987-02-18
GB2199948A GB2199948A (en) 1988-07-20
GB2199948B true GB2199948B (en) 1990-08-15

Family

ID=10610849

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8701053A Expired - Lifetime GB2199948B (en) 1987-01-16 1987-01-16 Measurement of liquid levels

Country Status (1)

Country Link
GB (1) GB2199948B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8823391D0 (en) * 1988-10-05 1988-11-09 Geotechnical Instr Uk Ltd Measuring liquid level
US5261274A (en) * 1990-05-25 1993-11-16 Daniel M. Nemirow Dynamic volumetric instrument gauge
US5251482A (en) * 1990-07-16 1993-10-12 Hughes Aircraft Company Low frequency acoustic fuel sensor
WO2005100928A2 (en) * 2004-04-19 2005-10-27 Schlemmer Gmbh System and method for measuring the level of a liquid in a container

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1523918A (en) * 1974-10-31 1978-09-06 Arbed Process and indstallation for measurement of the filling of a metallurgical crucible
US4170135A (en) * 1978-09-26 1979-10-09 The United States Of America As Represented By The United States Department Of Energy Coaxial cavity for measuring level of liquid in a container
EP0119790A1 (en) * 1983-03-18 1984-09-26 Imperial Chemical Industries Plc Liquid level monitoring
US4599892A (en) * 1984-12-04 1986-07-15 Doshi Navin H Volume measuring apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1523918A (en) * 1974-10-31 1978-09-06 Arbed Process and indstallation for measurement of the filling of a metallurgical crucible
US4170135A (en) * 1978-09-26 1979-10-09 The United States Of America As Represented By The United States Department Of Energy Coaxial cavity for measuring level of liquid in a container
EP0119790A1 (en) * 1983-03-18 1984-09-26 Imperial Chemical Industries Plc Liquid level monitoring
US4599892A (en) * 1984-12-04 1986-07-15 Doshi Navin H Volume measuring apparatus

Also Published As

Publication number Publication date
GB2199948A (en) 1988-07-20
GB8701053D0 (en) 1987-02-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960116