Anchor Pipe Safety Joint used to remove the drillpipe and the tools above the safety joint when the anchor pipe is stuck and the drillpipe can be rotated. Blanked-Off Running Case Pressure Recorder permits uninterrupted recording of pressure changes even if plugging should occur in the flow passages through the tools.
Valve provides for two flows, two closed-in periods, and one reverse circulation position.
Extension Joint provides 36 in. H00749 94kb Flush Joint Anchor provides support for the weight of drill pipe needed to collapse an open hole packer. Tester developed to provide a reliable and field-proven downhole master valve. 91kb NR Expanding Shoe Wall Packer designed to isolate the zone of interest from hydrostatic pressure. H00804 100kb Side Wall Anchor designed to be used below a straddle packer in an open hole.