CASING HANGER SHOULDER RING FOR LOCK RING SUPPORT

• Main Authors: FORD, David, Lawrence, GADRE, Aniruddha, D, MANSUKH, Mayur
• Format: Patent
• Language: English; French
• Published: 08.02.2018
• 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

A wellhead assembly has a casing hanger (25) for supporting a string of casing, the casing hanger having an external upward-facing shoulder (33), A shoulder ring (41) Is mounted on the shoulder A radially movable annular !ockdown member (37) Is carried on the shoulder ring for movement between a ret...