EINRICHTUNG ZUR NIEDERBRINGUNG EINES BOHRLOCHS IM BODEN

A specific feature of the apparatus according to the invention which incorporates a percussion unit to a tail piece whereof there is attached a rope connecting to a means of extracting is that fitted into said tail piece coaxially therewith and with a clearance is a ring, the clearance between said...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	DMITRIEVIC PLAVSKICH,VLADIMIR, NIKOLAEVIC CEREDNIKOV,EVGENIY, TROFIMOVIC KARAVAEV,ANDRON, DANILOVIC TERSKOV,ALEKSEI, VIKTOROVIC SUCHUSHIN,ANATOLY, PROCHOROVIC CEPURNOI,NIKOLAI
Format:	Patent
Sprache:	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
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	A specific feature of the apparatus according to the invention which incorporates a percussion unit to a tail piece whereof there is attached a rope connecting to a means of extracting is that fitted into said tail piece coaxially therewith and with a clearance is a ring, the clearance between said ring and said tail piece containing a resilient member with passages reeved wherethrough are the ends of the rope and the inside surface of said tail piece being provided with stops in the body whereof there are also passages for reeving the ends of the rope.