Patent ID: 9359838
Filing Date: 2016-06-07
CPC Classification: E21B

Claim Text:
1. A connection lift system for oil and gas drilling, comprising: a core component being cylindrical and including a first end and a second end, the core component including external threads, and the core component being configured to match rig equipment; and a ring-shaped component being cylindrical and including internal threads and external threads, said ring-shaped component being configured to match a tubular component to be moved, and the external threads of the ring-shaped component are configured to couple to internal threads of the tubular component or to threads of a coupling sleeve that is configured to couple to external threads the tubular component; wherein the external threads of said core component are configured to couple to the internal threads of said ring-shaped component, and in addition, the external threads of said core component are further configured to couple to internal threads of at least another ring-shaped component differing from said ring-shaped component in size, material, or configuration.