GB1297156A - - Google Patents

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Publication number
GB1297156A
GB1297156A GB1297156DA GB1297156A GB 1297156 A GB1297156 A GB 1297156A GB 1297156D A GB1297156D A GB 1297156DA GB 1297156 A GB1297156 A GB 1297156A
Authority
GB
United Kingdom
Prior art keywords
probes
pasture
connections
switch
group
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
Other languages
English (en)
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 filed Critical
Publication of GB1297156A publication Critical patent/GB1297156A/en
Expired legal-status Critical Current

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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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB1297156D 1968-11-11 1969-11-10 Expired GB1297156A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU46099/68A AU4609968A (en) 1968-11-11 1968-11-11 Measurement of moisture

Publications (1)

Publication Number Publication Date
GB1297156A true GB1297156A (enrdf_load_stackoverflow) 1972-11-22

Family

ID=3733187

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1297156D Expired GB1297156A (enrdf_load_stackoverflow) 1968-11-11 1969-11-10

Country Status (2)

Country Link
AU (1) AU4609968A (enrdf_load_stackoverflow)
GB (1) GB1297156A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982004321A1 (en) * 1981-06-05 1982-12-09 Matti Gunnar Wilska Method and apparatus for the measurement of moisture or water content
FR2598810A1 (fr) * 1986-02-18 1987-11-20 Miorcec De Kerdanet Ronan Capteur permettant la mesure de l'etat hydrique des sols ou des supports de culture
EP0255817A3 (de) * 1986-08-06 1988-11-30 Maschinenfabrik Heid Aktiengesellschaft Vorrichtung zur Messung der relativen Feuchte von Erntegut in einem Trocknungsbehälter
GB2222683A (en) * 1988-08-17 1990-03-14 Hydramotion Ltd Device for moisture measurement of particulate material
EP0392639A3 (en) * 1989-04-13 1991-04-03 Rockwool/ Grodan B.V. Method and device for measuring the moisture content of a substrate for growing

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982004321A1 (en) * 1981-06-05 1982-12-09 Matti Gunnar Wilska Method and apparatus for the measurement of moisture or water content
FR2598810A1 (fr) * 1986-02-18 1987-11-20 Miorcec De Kerdanet Ronan Capteur permettant la mesure de l'etat hydrique des sols ou des supports de culture
EP0255817A3 (de) * 1986-08-06 1988-11-30 Maschinenfabrik Heid Aktiengesellschaft Vorrichtung zur Messung der relativen Feuchte von Erntegut in einem Trocknungsbehälter
GB2222683A (en) * 1988-08-17 1990-03-14 Hydramotion Ltd Device for moisture measurement of particulate material
US5023560A (en) * 1988-08-17 1991-06-11 Gallagher John G Device for moisture measurement of particulate material
GB2222683B (en) * 1988-08-17 1992-04-15 Hydramotion Ltd Device for moisture measurement of particulate material
EP0392639A3 (en) * 1989-04-13 1991-04-03 Rockwool/ Grodan B.V. Method and device for measuring the moisture content of a substrate for growing

Also Published As

Publication number Publication date
AU4609968A (en) 1971-05-13

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees