TY - GEN AU - Shives, T Robert AU - Willard, William A C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1977-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.SP.468 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1977 TI - Prevention of failures in coal conversion systems: ER -