Njuike sisdollui
Fállu
Oza
Vállje giela
Vállje giela
Čálit sisa
NDLA ovdasiidu
Boring (TP-BRT vg2) - BETA
Offshore installasjonstyper
Heave Compensating Draw-work
Heave Compensating Draw-work
Video:
NOV – National Oilwell Varco
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Begrenset bruksrett