Apparatus for protecting subsea wells

Apparatus for protecting subsea structures, and in particular christmas trees from damage by fishing nets, trawl boards, anchors and other marine equipment, include a protective structure which is placed over the christmas tree. The protective structure has an opening in the top portion to allow acc...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	PIAZZA, ANDRE L, KRENEK, MICHAEL J, AMES, THOMAS J
Format:	Patent
Sprache:	eng
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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