A drillship

The present invention relates to a drillship in which the drillship floats on the ocean and drills the seabed, comprising: a setback area for holding a temporary assembled drill pipe; and a cylinder rig for lowering the drill pipe held in the setback area to the seabed, wherein the setback area is i...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	OH, SEOK WOO, KOO, BON HO, JANG, JE JIN
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING EQUIPMENT FOR SHIPPING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PERFORMING OPERATIONS RELATED EQUIPMENT SHIPS OR OTHER WATERBORNE VESSELS TRANSPORTING
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