Mud Sensing Hole Finder

摘要

A mud sensing hole finder comprising: a front steering wheel assembly, a rear wheel assembly, a sensor package, a corrosion package, a ported housing, and a tapered spring joint; wherein the mud sensing hole finder is capable of attachment to a wireline logging tool-string.

主权项

1. A method comprising:
running a mud sensing hole finder into a borehole, wherein the mud sensing hole finder comprises:
a front steering wheel assembly,a rear wheel assembly,a sensor package,a corrosion package,a ported housing,a tapered spring joint; andgrease ports for wheel lubrication and end slots for location of anti-rotation washers with axle end bolts; rolling the front steering wheel assembly left or right according to a borehole geometry and rugosity; and activating the tapered spring joint to allow lateral movement of the front steering wheel assembly up over an obstruction.