Down hole pressure intensifier and drilling assembly and method

A jet assisted drill system which uses a high pressure intensifier, positioned in a down hole drill assembly. Drill fluid from a drill stem is directed into the drill assembly, and in one mode this drill fluid is passed through the pressure intensifier to cause a piston assembly of the intensifier t...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	VEENHUIZEN, SCOTT D, KELLEY, DOUGLAS P, O'HANLON, THOMAS A
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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