86122413
Nov 19, 2013
Sep 16, 2014
Mining-drilling machines, namely, hydraulic bottom-up expansion system comprising of an elastomeric element, expandable connector, base pipe, cone launcher, sleeve, float valve, and cone that uses casing as a pressure chamber to pump the swaging mandrel from the bottom of the liner to the top, and can be configured to run in either cased or open-hole applications in the oil and gas industry
Machinery