Patent ID: 8579026
Filing Date: 2013-11-12
Classification: E21B,G01L

Abstract:
1. A safety apparatus for use with a test fixture released from a movable shaft of a downhole tool during uphole testing of the tool, said safety apparatus comprising: a test fixture having a body and a rupture mechanism securing the body of the test fixture to the movable shaft of the downhole tool; and a hollow body having (1) a distal end capable of at least partially enveloping the test fixture and limiting axially outward movement of the test fixture released from the movable shaft, wherein the movable shaft is movable relative to the downhole tool, the distal end having a first perimeter and (2) a proximal end capable of being releasably secured to a body of a downhole tool to support said safety apparatus on the tool, the proximal end having a second perimeter smaller than the first perimeter.