John R. Hellmann, Associate Dean, Graduate Education and Research, College of Earth and Mineral Sciences, will present Development of Proppants for Hydrofracturing in Oil and Natural Gas Bearing Shales on February 27 as part of the Energy Exchange Seminar Series

Energy Exchange seminars are held every other Wednesday in  C213 Coal Utilization Laboratory from 10 am to 11 am. Please join us a half hour before the lecture for refreshments. Seminars are open to everyone.