00432nam a2200133Ia 4500 210430s9999 xx 000 0 und d 660 H853 C Olaf A. Hougen, Kenneth M. Watson, Roland A. Ragatz. 127289 Chemical Process Principles: Material and Energy Balances, Part-1 / Olaf A. Hougen 2nd edition PHOTO COPY PHOTO COPY 1956 504P BK ddc 565633 565633 0 0 0 0 NFIC SCME SCME GEN 0000-00-00 0 660 H853 C SCME-2728 2021-04-30 2021-04-30 BK