Menetelmä ja laitteisto porakaluston kierreliitosten aukaisemiseksi

The invention relates to a method and apparatus for opening threaded joints of drilling equipment (6) by striking the drilling equipment (6) with the percussion device of a rock drilling rig (1) and by measuring vibration originating from the drilling equipment (6) during striking. In addition to vi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MAENTTAERI, MAUNU, PIRINEN, TUOMO, HUIKKOLA, MIKA, AHONEN, ISTO, HANSKI, SAMI, UITTO, VESA
Format:	Patent
Sprache:	fin ; swe
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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