GB2181257B - A probe - Google Patents

A probe

Info

Publication number
GB2181257B
GB2181257B GB08624694A GB8624694A GB2181257B GB 2181257 B GB2181257 B GB 2181257B GB 08624694 A GB08624694 A GB 08624694A GB 8624694 A GB8624694 A GB 8624694A GB 2181257 B GB2181257 B GB 2181257B
Authority
GB
United Kingdom
Prior art keywords
probe
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
GB08624694A
Other versions
GB2181257A (en
GB8624694D0 (en
Inventor
Paul Christopher Osbond
Roger William Whatmore
John Paul Auton
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.)
Plessey Co Ltd
Original Assignee
Plessey Co 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
Priority claimed from GB838326982A external-priority patent/GB8326982D0/en
Application filed by Plessey Co Ltd filed Critical Plessey Co Ltd
Priority to GB08624694A priority Critical patent/GB2181257B/en
Publication of GB8624694D0 publication Critical patent/GB8624694D0/en
Publication of GB2181257A publication Critical patent/GB2181257A/en
Application granted granted Critical
Publication of GB2181257B publication Critical patent/GB2181257B/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
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/56—Investigating or analyzing materials by the use of thermal means by investigating moisture content
    • 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
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/18—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB08624694A 1983-10-08 1986-10-15 A probe Expired GB2181257B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08624694A GB2181257B (en) 1983-10-08 1986-10-15 A probe

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838326982A GB8326982D0 (en) 1983-10-08 1983-10-08 Atmospheric sensor
GB08624694A GB2181257B (en) 1983-10-08 1986-10-15 A probe

Publications (3)

Publication Number Publication Date
GB8624694D0 GB8624694D0 (en) 1986-11-19
GB2181257A GB2181257A (en) 1987-04-15
GB2181257B true GB2181257B (en) 1988-06-29

Family

ID=26286907

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08624694A Expired GB2181257B (en) 1983-10-08 1986-10-15 A probe

Country Status (1)

Country Link
GB (1) GB2181257B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5691466A (en) * 1995-06-28 1997-11-25 J.T.L. Systems Ltd. Liquid-sensing apparatus and method
GB2308192A (en) * 1995-12-14 1997-06-18 Jtl Systems Ltd Liquid-sensing apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE728659A (en) * 1968-03-01 1969-08-19
US3630084A (en) * 1969-09-09 1971-12-28 Texas Instruments Inc Comfort index indicator
US3886797A (en) * 1973-10-18 1975-06-03 Hans Bauer Device for measuring the humidity of gases
JPS55122143A (en) * 1979-03-15 1980-09-19 Nippon Soken Inc Gas detector
US4419888A (en) * 1979-06-14 1983-12-13 Kabushikikaisha Shibaura Denshi Seisakusho Humidity measuring method
US4399687A (en) * 1980-12-23 1983-08-23 Carter Collins Apparatus for analyzing and identifying odorants

Also Published As

Publication number Publication date
GB2181257A (en) 1987-04-15
GB8624694D0 (en) 1986-11-19

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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

Effective date: 19951003