TY  - BOOK
AU  - Stephens,Maynard M.
AU  - 
TI  - Petroleum refining processes 
U1  - 665.53/S829p 
PY  - 0000///The Pennsylvania State University
PY  - 1958///
CY  - Pennsylvania 
KW  - Refining processes
KW  -  Petroleum
N1  - Includes index bibliog glossary
ER  -