Menetelmä ja laitteisto porakaluston kierreliitosten aukaisemiseksi

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...

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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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creator MAENTTAERI, MAUNU
PIRINEN, TUOMO
HUIKKOLA, MIKA
AHONEN, ISTO
HANSKI, SAMI
UITTO, VESA
description 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 vibration, measuring means (9) measure a parameter defining at least one additional condition, on the basis of which the decision to stop striking is made.
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subjects 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
title Menetelmä ja laitteisto porakaluston kierreliitosten aukaisemiseksi
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