US2013306303A1PendingUtilityA1

Integrated driving head for progressive cavity pumps used in oil extraction

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Assignee: PERRACINI ROBERTOPriority: May 17, 2012Filed: May 17, 2012Published: Nov 21, 2013
Est. expiryMay 17, 2032(~5.8 yrs left)· nominal 20-yr term from priority
Inventors:Roberto Perracini
E21B 43/126
12
PatentIndex Score
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Claims

Abstract

An “INTEGRATED DRIVING HEAD FOR PROGRESSIVE CAVITY PUMPS USED IN OIL EXTRACTION” composed of a gear box provided with a single pair of gears ( 6 ) for transmission between the motor ( 1 ) and the polished rod ( 7 ), so that the lubricating oil tank ( 14 ) of the brake ( 2 ) and of the pair of gears ( 6 ) is single, wherein the top bearings ( 17 ) are composed of solid grease, and the lock ( 11 ) is composed of screws ( 18 ).

Claims

exact text as granted — not AI-modified
1 - An “INTEGRATED DRIVING HEAD FOR PROGRESSIVE CAVITY PUMPS USED IN OIL EXTRACTION” with the feature of being composed of a gear box provided with a single pair of gears ( 6 ) for transmission between the motor ( 1 ) and the polished rod ( 7 ), so that the lubricating oil tank ( 14 ) of the brake ( 2 ) and of the pair of gears ( 6 ) is single, wherein the top bearings ( 17 ) are composed of solid grease, and the lock ( 11 ) is composed of screws ( 18 ).

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