GB1379716A - Hygrometer - Google Patents

Hygrometer

Info

Publication number
GB1379716A
GB1379716A GB3040673A GB3040673A GB1379716A GB 1379716 A GB1379716 A GB 1379716A GB 3040673 A GB3040673 A GB 3040673A GB 3040673 A GB3040673 A GB 3040673A GB 1379716 A GB1379716 A GB 1379716A
Authority
GB
United Kingdom
Prior art keywords
frequency
humidity
whose
june
capacitor
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
GB3040673A
Other languages
English (en)
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.)
Luft und Kaeltetechnik VEB
Original Assignee
Luft und Kaeltetechnik VEB
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 Luft und Kaeltetechnik VEB filed Critical Luft und Kaeltetechnik VEB
Publication of GB1379716A publication Critical patent/GB1379716A/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
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G01N29/036—Analysing fluids by measuring frequency or resonance of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/025—Change of phase or condition
    • G01N2291/0256—Adsorption, desorption, surface mass change, e.g. on biosensors

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
GB3040673A 1972-06-28 1973-06-26 Hygrometer Expired GB1379716A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD16400972A DD97750A1 (enrdf_load_stackoverflow) 1972-06-28 1972-06-28

Publications (1)

Publication Number Publication Date
GB1379716A true GB1379716A (en) 1975-01-08

Family

ID=5487216

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3040673A Expired GB1379716A (en) 1972-06-28 1973-06-26 Hygrometer

Country Status (5)

Country Link
CH (1) CH566552A5 (enrdf_load_stackoverflow)
DD (1) DD97750A1 (enrdf_load_stackoverflow)
DE (1) DE2328919A1 (enrdf_load_stackoverflow)
GB (1) GB1379716A (enrdf_load_stackoverflow)
SU (1) SU556398A1 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0484569A1 (de) * 1990-11-06 1992-05-13 Asea Brown Boveri Ag Vorrichtung zur Messung von Schwefelhexafluorid-Zersetzungsprodukten

Also Published As

Publication number Publication date
DE2328919A1 (de) 1974-01-10
SU556398A1 (ru) 1977-04-30
DD97750A1 (enrdf_load_stackoverflow) 1973-05-14
CH566552A5 (enrdf_load_stackoverflow) 1975-09-15

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Legal Events

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