Small Canadian oil producers are striking complex deals with refineries, diversifying production and seeking marketing help as they try to soften the blow from record price discounts on heavy crude generated by pipeline congestion. Unlike integrated companies Suncor Energy ( SU.TO ) and Imperial Oil ( IMO.TO ) that have refineries to process their own oil, reserved pipeline space, storage, and marketing departments, small producers scrape by with less. That reality is spurring companies such as Pengrowth Energy Corp ( PGF.TO ), Athabasca Oil Corp ( ATH.TO ), and Gear Energy Ltd ( GXE.TO ) to find new strategies. Canadian heavy crude sells for less than half the price of the U.S. benchmark, West Texas Intermediate (WTI) light oil, with the […]