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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
G01F23/14—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 measurement of pressure
G01F23/16—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid
C—CHEMISTRY; METALLURGY
C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22C—ALLOYS
C22C19/00—Alloys based on nickel or cobalt
C22C19/002—Alloys based on nickel or cobalt with copper as the next major constituent
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FR492909D1918-04-291918-10-24Perfectionnements apportés aux appareils destinés à indiquer la profondeur d'un liquide dans un récipient
ExpiredFR492909A
(fr)
Perfectionnements apportés à la déshydratation et à la distillation continues du goudron ou d'autres liquides et aux appareils employés dans ce but