Calumet is continuing on its acquisition trail in lubricants, having already this year bought TruSouth in Louisiana, and an ester plant from Hercules in Missouri.
Calumet Specialty Products Partners, L.P. Announces Agreement to Acquire Royal Purple, Inc. for Approximately $335 Million - MarketWatch
Calumet Specialty Products Partners, L.P. Announces Agreement to Acquire Royal Purple, Inc. for Approximately $335 Million - MarketWatch