Measuring and testing – Liquid analysis or analysis of the suspension of solids in a... – Content or effect of a constituent of a liquid mixture
Patent
1976-02-23
1977-03-08
Goldstein, Herbert
Measuring and testing
Liquid analysis or analysis of the suspension of solids in a...
Content or effect of a constituent of a liquid mixture
G01N 2904
Patent
active
040106365
ABSTRACT:
A system for on-site, non-destructive examination of the seam welds or other portions of the walls of a vessel, for example, a nuclear reactor pressure vessel, including an instrument carrying, remotely controlled vehicle with magnetic adherence means which may be selectively propelled to any position on the walls of the vessel and including an ultrasonic signal system utilizing a triangulation technique for remotely indicating the position of the vehicle on the vessel.
REFERENCES:
patent: 3777834 (1973-12-01), Hiraoka et al.
patent: 3810515 (1974-05-01), Ingro
patent: 3811320 (1974-05-01), Cowell
patent: 3850028 (1974-11-01), Thompson et al.
Clark Jack Phillip
Foster Alan Carl
Smith Thurman Dale
General Electric Company
Goldstein Herbert
James, Jr. Ivor J.
Laub Sam E.
Turner Samuel E.
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