Through-tubing rotary drilling
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 19, 1999
Grant Date -
N/A
app pub date -
Jun 26, 1997
filing date -
Jun 26, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method for recompleting a wellbore containing a casing and a tubing string extending from a surface through the casing to a zone of interest by through-tubing rotary drilling by forming an opening through the casing at a selected point, passing a rotatable drill string including a drill bit through the tubing and drilling a second wellbore by drilling out of the cased wellbore through the opening.
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