Method and apparatus for measuring the roundness of a pipe
1980
RESPECT THE INVENTION MEASUREMENT OF CONDUCT OVALIZATION. IT IS CHARACTERIZED BY MODULE 2 MEASURING SENSOR ELECTROMAGNETIC 3, 4 CONNECTS PROCESSING CIRCUIT THAT INCLUDES 6 DEMODULATOR SYNCHRONIZED 34 PROVIDING TWO COMPONENTS 35, 36 SIGNAL SENSOR AND GIVEN BY THE CARRYING ON COMPARISON WITH STALLION 41 VALUES OF THESE COMPONENTS. iNVENTION THIS APPLIES ESPECIALLY PIPES concrete IMMERSION.
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