There is described a crane for running equipment into or out of a well slot in a deck of a marine vessel or rig, a related marine rig or vessel that includes the crane, and related methods. The crane may have a boom configured for conveying a travel unit along the boom on a track, the travel unit may include a top drive to which a drill string may be attached.
CRANE, MARINE VESSEL OR RIG, AND METHOD
KRAN, WASSERFAHRZEUG ODER BOHRSCHIFF UND VERFAHREN
GRUE, NAVIRE MARITIME OU PLATEFORME ET PROCÉDÉ
06.03.2019
Patent
Elektronische Ressource
Englisch