GESTEINBOHRER

The tool comprises a drilling head (4) at the forward end. within which a forwardly extending cutting plate (6) is fitted or formed. First and second opposing axially extending channels are formed on the circumferential periphery of the drilling head. A clamping shank (2) is on the rearward end and...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	MEIERHOFER, MARKUS
Format:	Patent
Sprache:	ger
Schlagworte:	BORING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PERFORMING OPERATIONS TRANSPORTING TURNING
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