Drilling rig, pipe and support apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 26, 2002
Grant Date -
N/A
app pub date -
Jun 2, 2000
filing date -
Jun 2, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A drill pipe for oil and gas drilling rigs, the drill pipe having an enlarged diameter section positioned between the ends of the drill pipe. The enlarged diameter section of drill pipe has a shoulder which corresponds with and is engaged by a shoulder located on wedge members of a holder in a drilling rig for supporting the drill pipe without crushing or otherwise damaging the drill pipe.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully