Matches 1 - 6 out of 6
Match Document Document Title
7343261 Underwater sensor transmitter probe  
An electronic apparatus for measuring water speed and water temperature then periodically transmitting said data during controlled depth fishing wherein an underwater probe is secured to and...
4446539 Sonic logging tool  
A sonic logging tool which includes a relatively short sonic wave isolation section and further includes a structural member surrounding a pressure wave generating apparatus for creating a damping...
3680042 METHODS AND APPARATUS FOR RECORDING WELL LOGGING DATA  
In accordance with an illustrative embodiment of the present invention, a recording and displaying apparatus is adapted to record or display well logging signals derived from a well tool in a...
3368195 Method of and apparatus for producing and transmitting borehole signals  
3334329 Method and apparatus for producing a plurality of curves for comparison in acoustic well logging  
3322229 Signal transmission system for well logging maintaining amplitude information  
Matches 1 - 6 out of 6