Lockout housing and sleeve for safety valve
Patent
·
OSTI ID:7244945
This patent describes apparatus for use in a subsurface valve. It comprises a lockout housing; and a lockout sleeve.
- Assignee:
- Jerry L. Wilson (United States)
- Patent Number(s):
- US 5127476; A
- Application Number:
- PPN: US 7-698463
- OSTI ID:
- 7244945
- Resource Relation:
- Patent File Date: 10 May 1991
- Country of Publication:
- United States
- Language:
- English
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