Air Liquide Industrial U.S. LP, Houston, TX, has acquired the Galva, IA, carbon dioxide and dry ice assets of Ramsgate Corp., which formerly conducted business as Heller's Carbonic West.   ; The acquisition more than doubles Air Liquide's dry ice capacity in the region, allowing for an increase in services for food processing and cold transport applications. The acquisition follows the expansion of dry ice production capacity in the eastern U.S.   ; Air Liquide Industrial U.S. LP is the subsidiary of American Air Liquide Holdings, Inc. responsible for providing bulk gases and related services to industrial customers in the U.S. It provides bulk gases and related services to a diverse base of customers in the U.S. including those in the chemical, food, metals and automotive industries. American Air Liquide Holdings, Inc. is the subsidiary of Air Liquide Group responsible for its North American operations.