Measuring and testing – Specific gravity or density of liquid or solid
Patent
1977-09-28
1981-08-11
Gill, James J.
Measuring and testing
Specific gravity or density of liquid or solid
G01N 900
Patent
active
042827426
ABSTRACT:
A vibration densitometer having a permanent magnet biased magnetostrictive drive unit, a maximum efficiency, and an automatic search for a resonant frequency signal.
REFERENCES:
patent: 3706220 (1972-12-01), Miller
patent: 3878374 (1975-04-01), Schlatter
patent: 3910101 (1975-10-01), Kratky et al.
patent: 4037459 (1977-07-01), Schlatter
Ghahramani Iraj
Kalotay Paul Z.
Gill James J.
International Telephone and Telegraph Corporation
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