Unit Corporation subsidiary Superior Pipeline Company has completed the installation and start-up of the Lone Tree Gas Processing Plant in Texas, US.

The Lone Tree Plant is a turbo expander plant with processing capacity of 50 million cubic feet (Mcf) a day.

According to the firm, the plant will increase its current Hemphill Processing Complex capacity from 9.3Mcf a day to 100Mcf a day.

Natural gas liquids from the Hemphill Processing Complex are delivered into ONEOK Hydrocarbon.