Well packer bypass valve seal assembly
A seal assembly for a valve in a well packer comprises: a tubular seal carrier assembly mountable with a packer mandrel in an interior portion of a packer valve housing, said seal carrier assembly having a pair of annular seal elements mounted in a longitudinally spaced relation around the outer periphery thereof; a pair of grooves formed around the outer periphery of said seal carrier with said seal elements mounted therein, said grooves are each formed by a recess formed transversely around the exterior of each end portion of said tubular seal carrier; a back-up ring is mounted in opposed sides of each said recess; said seal elements are each cross-sectionally generally t-shaped with a longitudinally shorter portion thereof extending outward to sealingly engage a valve seat, and the other longitudinally longer portion thereof is located in a radially inner portion of said groove and said seal elements each being positioned between the associated seal retainer ring and said spacer ring; and an inner annular seal between the inner perimeter of said seal carrier assembly and said mandrel for sealing between said seal carrier and said packer mandrel.
- Assignee:
- Dresser Industries Inc
- Patent Number(s):
- US 4214629
- OSTI ID:
- 6781977
- Country of Publication:
- United States
- Language:
- English
Similar Records
Packer sealing assembly
Well packer