GB2102128B - Apparatus for and a method of monitoring liquid content of a material - Google Patents

Apparatus for and a method of monitoring liquid content of a material

Info

Publication number
GB2102128B
GB2102128B GB08219795A GB8219795A GB2102128B GB 2102128 B GB2102128 B GB 2102128B GB 08219795 A GB08219795 A GB 08219795A GB 8219795 A GB8219795 A GB 8219795A GB 2102128 B GB2102128 B GB 2102128B
Authority
GB
United Kingdom
Prior art keywords
liquid content
monitoring liquid
monitoring
content
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
GB08219795A
Other versions
GB2102128A (en
Inventor
Geoffrey John Andriessen
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.)
Imperial Group PLC
Original Assignee
Imperial Group PLC
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 Imperial Group PLC filed Critical Imperial Group PLC
Priority to GB08219795A priority Critical patent/GB2102128B/en
Publication of GB2102128A publication Critical patent/GB2102128A/en
Application granted granted Critical
Publication of GB2102128B publication Critical patent/GB2102128B/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
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB08219795A 1981-07-17 1982-07-08 Apparatus for and a method of monitoring liquid content of a material Expired GB2102128B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08219795A GB2102128B (en) 1981-07-17 1982-07-08 Apparatus for and a method of monitoring liquid content of a material

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8122154 1981-07-17
GB08219795A GB2102128B (en) 1981-07-17 1982-07-08 Apparatus for and a method of monitoring liquid content of a material

Publications (2)

Publication Number Publication Date
GB2102128A GB2102128A (en) 1983-01-26
GB2102128B true GB2102128B (en) 1986-01-08

Family

ID=26280168

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08219795A Expired GB2102128B (en) 1981-07-17 1982-07-08 Apparatus for and a method of monitoring liquid content of a material

Country Status (1)

Country Link
GB (1) GB2102128B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2011013486A (en) * 2009-06-26 2012-02-21 Schrader Electronics Ltd Liquid level and quality sensing apparatus, systems and methods using emf wave propagation.
NL2003163C2 (en) 2009-07-09 2011-01-11 Salusion Ip B V A moisture detecting module and a receiving unit.

Also Published As

Publication number Publication date
GB2102128A (en) 1983-01-26

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee