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Praxair, Inc. announced that it has started up a world-scale air separation unit (ASU) at its Burns Harbor, Indiana, site. The 2,400-ton-per-day ASU is part of Praxairs ongoing investment in the companys northwest Indiana operations. It will help further improve efficiency and continue to provide the reliable supply of pipeline oxygen and nitrogen required by refining and steel customers in the region.
Over half of the operating iron blast furnaces in the United States are located in northwest Indiana and supplied from Praxairs...