GB2132767B - Monitoring the property of a medium - Google Patents

Monitoring the property of a medium

Info

Publication number
GB2132767B
GB2132767B GB08326305A GB8326305A GB2132767B GB 2132767 B GB2132767 B GB 2132767B GB 08326305 A GB08326305 A GB 08326305A GB 8326305 A GB8326305 A GB 8326305A GB 2132767 B GB2132767 B GB 2132767B
Authority
GB
United Kingdom
Prior art keywords
monitoring
property
medium
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
GB08326305A
Other versions
GB2132767A (en
GB8326305D0 (en
Inventor
Dr Mahmood Salehi
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 GB8326305D0 publication Critical patent/GB8326305D0/en
Publication of GB2132767A publication Critical patent/GB2132767A/en
Application granted granted Critical
Publication of GB2132767B publication Critical patent/GB2132767B/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
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/048—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance for determining moisture content of the material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/24—Earth materials
    • G01N33/246—Earth materials for water content

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB08326305A 1982-10-02 1983-09-30 Monitoring the property of a medium Expired GB2132767B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8228222 1982-10-02

Publications (3)

Publication Number Publication Date
GB8326305D0 GB8326305D0 (en) 1983-11-02
GB2132767A GB2132767A (en) 1984-07-11
GB2132767B true GB2132767B (en) 1987-01-28

Family

ID=10533350

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08326305A Expired GB2132767B (en) 1982-10-02 1983-09-30 Monitoring the property of a medium

Country Status (2)

Country Link
AU (1) AU1984783A (en)
GB (1) GB2132767B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2200997A (en) * 1987-02-03 1988-08-17 Liquid Levers Ltd Analyser
AU2620488A (en) * 1987-11-10 1989-06-01 Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland, The Particle monitoring system
GB8806796D0 (en) * 1988-03-22 1988-04-20 Cross D J Soil moisture alarm
US4852802A (en) * 1988-08-08 1989-08-01 Jerry Iggulden Smart irrigation sprinklers
GB2222683B (en) * 1988-08-17 1992-04-15 Hydramotion Ltd Device for moisture measurement of particulate material
GB2256489B (en) * 1991-05-31 1995-06-07 Natural Environment Res Electric measuring apparatus and systems
EP0591623A3 (en) * 1992-10-05 1996-08-21 Kunz Alfred & Co System for recognising and monitoring contaminants
GB9312895D0 (en) * 1993-06-22 1993-08-04 Electronica Limited An irrigation system
FR2722643B1 (en) * 1994-07-19 1996-12-20 Spmp Sa DEVICE FOR MEASURING THE MOISTURE DEGREE OF A CROP SUBSTRATE FOR PLANTS
FR2755110B1 (en) * 1996-10-28 1998-12-18 Gaz De Petrole ALERT TANK
GB2352817A (en) * 1999-08-05 2001-02-07 Herbert Booth "Speaking" device for monitoring soil moisture content
GB2372815A (en) * 2001-03-02 2002-09-04 William John Kenny Fluid detection apparatus
US7810515B2 (en) 2007-03-14 2010-10-12 Melnor, Inc. Smart water timer
FR2914425B1 (en) * 2007-03-30 2015-02-06 Hydrasol PROBE FOR MEASURING A WATER AVAILABILITY IN A SOIL AND SYSTEM FOR MEASURING THE WATER VOLTAGE OF A SOIL USING SUCH A PROBE.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB792001A (en) * 1955-01-24 1958-03-19 Lime Sand Mortar Ltd Apparatus for measuring the moisture content of sand or the like
GB972702A (en) * 1960-05-23 1964-10-14 Bailey Meters Controls Ltd Improvements in or relating to transistor switching devices
US3402404A (en) * 1963-12-26 1968-09-17 Johnson Service Co Selective signal transmitting and indicating system
DE1942529A1 (en) * 1969-08-21 1971-02-25 Lippke Paul Method and device for determining and optionally further evaluating the transverse profile of the moisture content of moving webs made of paper and the like.
GB1390913A (en) * 1971-05-24 1975-04-16 Microwave & Electronic Syst Monitoring systems
US3972320A (en) * 1974-08-12 1976-08-03 Gabor Ujhelyi Kalman Patient monitoring system
US4103337A (en) * 1976-11-17 1978-07-25 The Bendix Corporation Data transmission system using analog to pulse width to digital conversion

Also Published As

Publication number Publication date
AU1984783A (en) 1984-04-05
GB2132767A (en) 1984-07-11
GB8326305D0 (en) 1983-11-02

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Legal Events

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