"Potential waste by-products from selected coal conversion processes."; "McClung, James D.", "Condry, Linda Z.", "McClung, Phil O."; "Coal mines and mining--By-products."; "McClung, Phil O.", "McClung, James D.", "Condry, Linda Z."; "1975"; "

Serial issue. Issued as: West Virginia University. Coal Research Bureau. Technical report, no. 113.

"; ""; "P1934"; "pec"; "Coal mines and mining--By-products."; "14256"; .