METHOD AND ASSEMBLY FOR ABRASIVE JET DRILLING

A method for operating an earth formation drilling device (1) arranged to supply a jet of abrasive fluid for the purpose of providing a borehole by removing earth formation material through abrasion, comprises a drill string and a drilling assembly connected to the drill string. Said drilling assemb...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	BLANGE, JAN-JETTE
Format:	Patent
Sprache:	eng ; fre
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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