Lufkin Industries Announces Acquisition of Datac Instrumentation and RealFlex

Lufkin Industries, Inc. (NASDAQ: LUFK) announced today that it has completed the acquisition of Datac Instrumentation Limited and RealFlex Technologies Limited pursuant to an agreement of December 6, 2011. Datac, based in Dublin, Ireland, is a solutions company serving the oil and gas, power, water and waste water, and transportation and marine industries that provides systems integration for supervisory control and data acquisition.

RealFlex, also based in Dublin, provides real-time server software packages for SCADA and process control applications.