DEVICE FOR RELEASING OF STUCK OF A DRILL LINE

Device for releasing of stuck of a drill line has a body with radial openings and a ridge on the inner surface, a rod with axial channel concentrically installed in it, with radial openings and stopping mean at the outer surface, an anvil over the ring piston-hammer placed between the body and the r...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	PARFENIUK SERHII MYKOLAIOVYCH, SAHAIDAK IHOR DMYTROVYCH, DERIAHINA DARIA ANATOLIIVNA, RIAZANOV ANDRII MYKOLAIOVYCH, KARAKOZOV ARTUR ARKADIIOVYCH
Format:	Patent
Sprache:	eng ; rus ; ukr
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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