Praxair Offshore Services Ltd., a subsidiary of Praxair Inc., announced it acquired Aberdeen, Scotland-based Dominion Technology Gases Investment Ltd., a leading global supplier of welding, industrial, laboratory and calibration gases and associated equipment to the offshore oil and gas industry. Dominion, a distributor of Praxair gases, serves the growing global offshore oil and gas exploration and production markets from its locations centered among several key offshore facilities. Dominion uniquely positions Praxair to provide industry-leading products and services to an expanded base of high-value customers in the global offshore oil and gas market.