A Dayton-area welding company has a new owner. Airgas Inc. - part of Paris, France-based Air Liquide - has acquired the assets and operations of Weiler Welding Company Inc. Moraine-based Weiler Welding is a full-service industrial gas, beverage gas and welding supply business. The company services Southwestern Ohio and Southwestern Indiana through six locations. Terms of the deal were not disclosed. The acquisition could pump more dollars into Weiler Welding, which could lead to additional...