Ivan VELAZQUEZ OVANDO

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Mexico City, MX

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Patents Applicationslast 30 patents

Information Patent Application
Downhole shut-in device for pressure variation testing in gas lift...
- Publication number 20140008075
- Publication date Jan 9, 2014
- Miguel Angel LOPEZ LOPEZ
- E21 - EARTH DRILLING MINING
Information Patent Application
DETECTOR SYSTEM OF SLICKLINE IRREGULARITIES
- Publication number 20130341009
- Publication date Dec 26, 2013
- Alberto GONZALEZ CANCINO
- G01 - MEASURING TESTING