Cameron International Corporation, provides flow equipment products, systems and services to worldwide oil, gas and process industries. It operates in three business segments: Drilling and Production Systems (DPS), provides systems and equipment used to control pressures and direct flows of oil and gas wells; Valves & Measurement (V&M), provides valves and measurement systems used to control, direct and measure the flow of oil and gas as they are moved from individual wellheads through flow lines, gathering lines and transmission systems to refineries, petrochemical plants and industrial centers for processing, and Process & Compression Systems (PCS), provides standard and custom-engineered process packages for separation and treatment of impurities within oil and gas and compression equipment and aftermarket parts and services to the oil, gas and process industries. In September 2012, TTS Group ASA sold its drilling equipment business to the Company.