Matches 1 - 6 out of 6


Match Document Document Title
US20050199427 Drilling on gauge sub  
A drilling on gauge sub including a tubular housing having a first end, a second end and an exterior surface. Coupling means are positioned at both the first end and the second end of the tubular...
US20080173481 DRILL BIT CONFIGURATIONS FOR PARKED-BIT OR THROUGH-THE-BIT-LOGGING  
Disclosed drilling systems offer multiple methods providing access to the open borehole without first tripping the drill string. In some embodiments, a drill bit has a tool port that is blocked by...
US20080296067 Adjustable Winged Centering Tool for Use In Pipes With Varying Diameter  
The present invention relates to an adjustable centering tool (1) for use in pipes of varying inner diameter, said centering tool (1) being provided with a number of identical and steplessly...
US20100078222 MATRIX TURBINE SLEEVE AND METHOD FOR MAKING SAME  
A turbine matrix sleeve in accordance with the invention includes an inner cylindrical structure made up of a first material. The inner cylindrical structure may include multiple blades and...
US20160290069 DOWNHOLE DRILLING TOOLS INCLUDING LOW FRICTION GAGE PADS WITH ROTATABLE BALLS POSITIONED THEREIN  
In accordance with some embodiments of the present disclosure, a downhole drilling tool comprises a bit body, a blade on an exterior portion of the bit body, and a gage pad on the blade. The gage...
US20160265287 BLADE STABILISER TOOL FOR DRILL STRING  
A drilling string stabiliser tool comprises a cylindrical body and a plurality of stabiliser blades mounted on the outer surface of the cylindrical body. The stabiliser blades have an elongated...
Matches 1 - 6 out of 6