Downhole safety joint
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 22, 2013
Issued Date -
N/A
app pub date -
Jan 24, 2013
filing date -
Jun 4, 2012
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A downhole safety joint for use in a wellbore is described. The downhole safety joint includes an upper tubular member having an upper threaded end and a lower external threaded section; a lower tubular member having a lower threaded end and an upper interior threaded section for engaging with the lower external threaded section to form a break joint, the break joint having one or more of a maximum compressive stress limit and a tensile stress limit; and one or more circumferential stress reliefs disposed into the outer diameter of at least one of the upper tubular member and the lower tubular member for transmitting a side load applied to the break joint to one or more of the circumferential stress reliefs less than one or more of the compressive stress limit and the tensile stress limit.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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