GB2497487A — Wear bushing for locking to a wellhead
Assigned to Dril Quip Inc · Expires 2013-06-12 · 13y expired
What this patent protects
A wear bushing (10) and a running tool (32) are provided for a subsea wellhead assembly including a wellhead housing and a casing hanger. The wear bushing is landed on the casing hanger, and a connector (16) axially connects the wear bushing and the wellhead housing. The running …
USPTO Abstract
A wear bushing (10) and a running tool (32) are provided for a subsea wellhead assembly including a wellhead housing and a casing hanger. The wear bushing is landed on the casing hanger, and a connector (16) axially connects the wear bushing and the wellhead housing. The running tool is actuated to connect the wear bushing, such that at least a portion of the connector is received within a corresponding recess in an interior wall of the wellhead housing. A bushing / casing hanger latch (18) axially connects the wear bushing and the casing hanger.
Drugs covered by this patent
- Epidiolex (CANNABIDIOL) · Jazz Pharms Res
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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