Lone Star Technologies, Inc. is a holding company whose principal operating subsidiaries manufacture and market oilfield casing, tubing, and line pipe, specialty tubing products, including finned tubes used in a variety of heat recovery applications, and flat rolled steel and other tubular products and services.
Grupo Peixoto de Castro is a Brazilian holding company whose principal operating subsidiaries manufacture and distribute refined petroleum-derived products, lubricants, chemicals and petrochemicals, steel tubular products and refractory materials. The Group is also active in the banking and real estate industries.
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