ROCKY MOUNTAIN STEEL MILLS AN OREGON STEEL MILLS COMPANY

Treatment of Materials

Owner

EVRAZ OREGON STEEL MILLS, INC.

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OSM TUBULAR / CAMROSE AN OREGON STEEL MILLS COMPANY

Treatment of Materials

Owner

EVRAZ OREGON STEEL MILLS, INC.

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OSM TUBULAR / PORTLAND AN OREGON STEEL MILLS COMPANY

Treatment of Materials

Owner

EVRAZ OREGON STEEL MILLS, INC.

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COLUMBIA STRUCTURAL TUBING AN OREGON STEEL MILLS COMPANY

Metal Goods and 2 other

Owner

EVRAZ OREGON STEEL MILLS, INC.

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OREGON STEEL MILLS

Treatment of Materials

Owner

EVRAZ OREGON STEEL MILLS, INC.

Aug 28, 2007