Wells – Processes – With indicating – testing – measuring or locating
Reexamination Certificate
2011-05-03
2011-05-03
Neuder, William P (Department: 3672)
Wells
Processes
With indicating, testing, measuring or locating
C166S382000, C166S075110
Reexamination Certificate
active
07934548
ABSTRACT:
An embodiment of a system for preventing the loss of a spooled device into a wellbore comprises a housing defining an aperture extending therethrough, the aperture sized for allowing the spooled device to pass therethrough, a sensor to measure at least one condition of the system, and a gripper device to engage with the spooled device and the housing to prevent the loss of the spooled device when the condition of the system is a failure condition.
REFERENCES:
patent: 4372706 (1983-02-01), Young
patent: 4498563 (1985-02-01), Trahan
patent: 4577687 (1986-03-01), Lanmon, II
patent: 4844210 (1989-07-01), Wong
patent: 6543546 (2003-04-01), Kaiser
Doud Brian
Thomas John A.
DeStefanis Jody Lynn
Flynn Michael L.
Hofman David
Neuder William P
Schlumberger Technology Corporation
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