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AssigneeFMC Technologies, Inc.
InventorsDwight D. Janoff, John C. Vicic, Gregory L. Glidden, Neil C. Crawford
Estimating the term…
A metal-to-metal sealing element for a wellhead assembly which includes at least first and second adjacent components and first and second generally annular sealing surfaces that are each formed on a corresponding one of the components. The sealing element comprises an annular base, an annular sealing lip which projects radially toward at least one of the first and second sealing surfaces and which comprises a seal retaining groove, a soft metal sealing insert which is disposed within the seal retaining groove and which in use engages the at least one sealing surface, and an annular intermediate portion which extends between the base and the sealing lip. The intermediate portion presses the sealing insert against the at least one sealing surface in an interference fit relationship.
In combination with a wellhead assembly which includes at least first and second adjacent components and first and second generally annular sealing surfaces that are each formed on a corresponding one of the components, a metal-to-metal sealing element comprising:
Dependencies are inferred from the claim text.