FR1178664A - Dispositif indicateur de niveau par rayonnement - Google Patents

Dispositif indicateur de niveau par rayonnement

Info

Publication number
FR1178664A
FR1178664A FR1178664DA FR1178664A FR 1178664 A FR1178664 A FR 1178664A FR 1178664D A FR1178664D A FR 1178664DA FR 1178664 A FR1178664 A FR 1178664A
Authority
FR
France
Prior art keywords
radiation
indicating device
level indicating
level
indicating
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)
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.)
Landis and Gyr AG
Original Assignee
Landis and Gyr AG
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 Landis and Gyr AG filed Critical Landis and Gyr AG
Application granted granted Critical
Publication of FR1178664A publication Critical patent/FR1178664A/fr
Expired legal-status Critical Current

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
    • G01F23/284—Electromagnetic waves
    • G01F23/288—X-rays; Gamma rays or other forms of ionising radiation
    • G01F23/2885—X-rays; Gamma rays or other forms of ionising radiation 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
    • G01F23/284—Electromagnetic waves
    • G01F23/288—X-rays; Gamma rays or other forms of ionising radiation

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
FR1178664D 1956-07-18 1957-07-05 Dispositif indicateur de niveau par rayonnement Expired FR1178664A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1178664X 1956-07-18

Publications (1)

Publication Number Publication Date
FR1178664A true FR1178664A (fr) 1959-05-13

Family

ID=4561635

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1178664D Expired FR1178664A (fr) 1956-07-18 1957-07-05 Dispositif indicateur de niveau par rayonnement

Country Status (1)

Country Link
FR (1) FR1178664A (fr)

Similar Documents

Publication Publication Date Title
FR1174392A (fr) Dispositif de levage
FR1174404A (fr) Dispositif de détection par échos
FR1164873A (fr) Dispositif de calibrage
FR1172236A (fr) Dispositif de radar
FR1180328A (fr) Dispositif photoconducteur
FR1177796A (fr) Dispositif thermostatique
FR1184655A (fr) Dispositif radioscopique
FR1147313A (fr) Dispositif de bouchage
FR1178664A (fr) Dispositif indicateur de niveau par rayonnement
FR1145509A (fr) Dispositif de sélection
FR1173172A (fr) Dispositif de protection de distance
FR1162312A (fr) Dispositif détecteur perfectionné
FR1166428A (fr) Dispositif indicateur de stabilité
FR1165701A (fr) Dispositif indicateur de niveau
FR1146253A (fr) Dispositif thermostatique
FR1176512A (fr) Dispositif de boisage
FR1157310A (fr) Dispositif de levage
FR1175498A (fr) Dispositif muni de roues râteleuses
FR1178643A (fr) Dispositif indicateur de distances
FR69958E (fr) Dispositif de blocage
FR1156509A (fr) Dispositif de trépied réglable
FR70554E (fr) Dispositif de bouchage
FR1172699A (fr) Dispositif calculateur
FR1163314A (fr) Dispositif indicateur de direction
FR1163728A (fr) Dispositif de pesage perfectionné