FI63300C - Anordning foer bestaemning av placeringen av graensytan mellantvao material i en behaollare - Google Patents

Anordning foer bestaemning av placeringen av graensytan mellantvao material i en behaollare Download PDF

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Publication number
FI63300C
FI63300C FI762015A FI762015A FI63300C FI 63300 C FI63300 C FI 63300C FI 762015 A FI762015 A FI 762015A FI 762015 A FI762015 A FI 762015A FI 63300 C FI63300 C FI 63300C
Authority
FI
Finland
Prior art keywords
sound
wall
acoustic
wave
conductors
Prior art date
Application number
FI762015A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI762015A (de
FI63300B (fi
Inventor
Nikolai Ivanovich Brazhnikov
Original Assignee
Vnii K Tsvetmetavtomatika
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 SU752161009A external-priority patent/SU842416A1/ru
Priority claimed from SU752165624A external-priority patent/SU599203A1/ru
Application filed by Vnii K Tsvetmetavtomatika filed Critical Vnii K Tsvetmetavtomatika
Publication of FI762015A publication Critical patent/FI762015A/fi
Application granted granted Critical
Publication of FI63300B publication Critical patent/FI63300B/fi
Publication of FI63300C publication Critical patent/FI63300C/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2961—Acoustic waves for discrete levels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2965—Measuring attenuation of transmitted waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Transducers For Ultrasonic Waves (AREA)
FI762015A 1975-07-11 1976-07-09 Anordning foer bestaemning av placeringen av graensytan mellantvao material i en behaollare FI63300C (fi)

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
SU2156895 1975-07-11
SU2156895 1975-07-11
SU752161009A SU842416A1 (ru) 1975-07-23 1975-07-23 Способ контрол свойств жидкой средыВ РЕзЕРВуАРЕ и уСТРОйСТВО дл ЕгО ОСу-щЕСТВлЕНи
SU2161009 1975-07-23
SU2160657 1975-08-04
SU2162829 1975-08-04
SU2162829 1975-08-04
SU2160657 1975-08-04
SU2165624 1975-08-11
SU752165624A SU599203A1 (ru) 1975-08-11 1975-08-11 Устройство дл контрол физических параметров жидких сред в закрытых емкост х
SU2161351 1975-08-11
SU2161351 1975-08-11

Publications (3)

Publication Number Publication Date
FI762015A FI762015A (de) 1977-01-12
FI63300B FI63300B (fi) 1983-01-31
FI63300C true FI63300C (fi) 1983-05-10

Family

ID=27555332

Family Applications (1)

Application Number Title Priority Date Filing Date
FI762015A FI63300C (fi) 1975-07-11 1976-07-09 Anordning foer bestaemning av placeringen av graensytan mellantvao material i en behaollare

Country Status (5)

Country Link
AT (1) AT379020B (de)
CH (1) CH627840A5 (de)
DE (1) DE2631037C2 (de)
FI (1) FI63300C (de)
FR (1) FR2317635A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO150532C (no) * 1981-05-22 1984-10-31 Bjoern R Hope Anordning ved nivaamaaler.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2931223A (en) * 1954-12-10 1960-04-05 Kritz Jack Transducers for acoustic flowmeter
DE1154647B (de) * 1959-05-12 1963-09-19 Automation Ind Inc Fluessigkeitsstandsmesser
US3213439A (en) * 1962-02-16 1965-10-19 Duane E Atkinson Level indicating device with high frequency resonant probe
US3246546A (en) * 1963-06-27 1966-04-19 Lemuel A Madden Power tool safety assembly
DE2461403C3 (de) * 1974-12-24 1979-01-25 Joseph Jericho Long Island N.Y. Baumoel (V.St.A.) StrömungsmeBgerät

Also Published As

Publication number Publication date
FR2317635B1 (de) 1978-06-30
AT379020B (de) 1985-11-11
DE2631037A1 (de) 1977-01-20
FI762015A (de) 1977-01-12
DE2631037C2 (de) 1982-04-29
ATA512776A (de) 1985-03-15
FR2317635A1 (fr) 1977-02-04
CH627840A5 (en) 1982-01-29
FI63300B (fi) 1983-01-31

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: VSESOJUZNY NAUCHNO-ISSLEDOVATELSKY I