System for use in a wellbore

摘要

A system for use in a wellbore using a tubing string formed from a plurality of connected tubulars. The tubulars are connected by a tubular threaded seal connector. The tubular threaded seal connector includes a coupling body. A first seal engagement portion is formed on the coupling body adjacent to a first shoulder formed on a portion of the J-area, and second seal engagement portion is formed on the coupling body adjacent a second shoulder formed on another portion of the J-area.