00397nam a22001577a 4500 0 0 udc 0 0 UL UL CIS 2026-07-13 0 00098526 2026-07-13 2026-07-13 OO 117778 117777 OSt 20260706113115.0 231106b ||||| |||| 00| 0 eng d 9780074517727 66 MAH Mahajan,SP 1650 Pollution Control in Process Industries Chennai McGraw Hill edu Pvt Ltd 2017 273 ddc BK