Methods and devices for forming a wellbore with casing
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 23, 2013
Grant Date -
Jul 12, 2012
app pub date -
Dec 22, 2011
filing date -
Oct 4, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Embodiments disclosed herein relate to an apparatus to fluidly couple to a casing string. The apparatus may include a fill-up and circulating tool having a flow path extending therethrough, in which the fill-up and circulating tool is configured to fluidly couple to an upper end of the casing string, a cementing head assembly having a flow path extending therethrough, in which the flow path of the cementing head assembly is fluidly coupled to the flow path of the fill-up and circulating tool, and a releasing mechanism coupled to the cementing head assembly, in which the releasing mechanism is configured to release a fluid-conveyed sealing device through the cementing head assembly and into the fill-up and circulating tool.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2011 Application Filing Year
- E21B Class
- 2545 Applications Filed
- 2297 Patents Issued To-Date
- 90.26 % Issued To-Date
