A RECIPROCABLE IMPACT HAMMER

In the field of borehole creation there is a need for a reciprocable impact hammer with a tool that is rotatable while under load. A reciprocable impact hammer ( 10 ) for use in a downhole location comprises a tool support member ( 11 ); a hammer member ( 12 ); a jack mechanism ( 13 ); a connector m...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	MARSH, BRENT
Format:	Patent
Sprache:	eng ; fre ; ger
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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