Oil Shale RD&D Leases in the United States - Department of EnergyThe second round award process is still in progress. .. OSEC also shipped 300 tons of crushed shale from Utah to Calgary, Alberta for test processing.shale crushing process,Integrated in situ shale oil and mineral recovery process (Patent .Aug 25, 1981 . A method for the in situ processing of mineral-bearing oil shale ore . ore and crushing it to obtain a nahcolite fraction and an oil shale fraction.
shale crushing process