CASING HANGER SHOULDER RING FOR LOCK RING SUPPORT
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...
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Main Authors | , , |
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Format | Patent |
Language | English French |
Published |
08.02.2018
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Subjects | |
Online Access | Get full text |
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