Well tool protection system and method

Details Well tool protection system and method Well tool protection system and method

2008-07-29

2008-07-29

Neuder, William P (Department: 3672)

Wells

Processes

Placing or shifting well part

C166S332800

Reexamination Certificate

active

11616923

ABSTRACT:
The system including a well tool having a housing forming a protection fluid chamber in fluid communication with a discharge port, a protection fluid disposed within the protection fluid chamber, and a moveable mechanism in functional connection with the protection fluid chamber in a manner to expel a portion of the protection fluid when the moveable mechanism moves.

REFERENCES:
patent: 3570510 (1971-03-01), Tsutsumi
patent: 4597446 (1986-07-01), Helderle
patent: 5360069 (1994-11-01), Schmuck
patent: 5411097 (1995-05-01), Manke
patent: 6079497 (2000-06-01), Johnston
patent: 6494269 (2002-12-01), French
patent: 6568470 (2003-05-01), Goodson et al.
patent: 6568489 (2003-05-01), Hailey
patent: 1295373 (1972-11-01), None

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