July 28 (Reuters) - Alon Usa Partners Lp
* Refinery operating margin was $8.53 per barrel for q2 of 2016 compared to $17.22 per barrel for same period in 2015.
* Qtrly net sales $ 468. 5 million versus $625.1 million
* Alon usa partners, lp reports second quarter 2016 results and declares quarterly cash distribution
* Q2 earnings per share $0.02
* Q2 earnings per share view $0.09 -- Thomson Reuters I/B/E/S Source text for Eikon: Further company coverage: )