APPARATUS AND METHODS UTILIZING PROGRESSIVE CAVITY MOTORS AND PUMPS WITH INDEPENDENT STAGES

In one aspect, a drilling apparatus is disclosed, that includes a progressive cavity device that includes a plurality of linearly coupled rotors, each rotor disposed in a separate stator, wherein adjoining stators are separated by a coupling device configured to provide lateral support to the rotors...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KLOTZER, SUNDAIE, TAYLOR, KYLE L
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	BLASTING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS HEATING LIGHTING MECHANICAL ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS WEAPONS
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