Patent ID: 8256504
Filing Date: 2012-09-04
Classification: E21B,F04B

Abstract:
1. An installation system for use with an oil well, the oil well having a length of tubing extending downwardly from a wellhead into a crude oil producing formation, a down-hole pump positioned within a lower end of the tubing by which crude oil can be pumped up the tubing and to the earth's surface via vertical reciprocation of a sucker rod string, the installation system including a hydraulic cylinder located above the wellhead and resting on a flow tee and having a polish rod extending downward into said flow tee and connected to said sucker rod string, the installation system comprising: an installation machine; a boom mounted on the installation machine and moveable between a first and a second vertical position; a hydraulic control system in communication with the boom; a pulley located at an upper end of the boom; a cable having a first end extending over the pulley and connectable to the hydraulic cylinder and having a second end being connectable to the installation machine; means for suspending a portion of the sucker rod string above the flow tee of the wellhead and allowing suspension of the hydraulic cylinder above the flow tee and detachment of the polish rod from the sucker rod string, the hydraulic cylinder and portion of the sucker rod string being lifted above the flow tee when the boom moves between said first and second vertical positions.