Supply Of Know-how/license, Basic Engineering Design Package Bedp, Catalyst, Proprietary Items, If Any And Other Related Services For Polypropylene Unit Of Bpcl Andra Pradesh Refinery And Petrochemical Complex Lt/c113-000-la-t-8512/1004 - Supply Of Know-how/license, Basic Engineering Design Package Bedp, Catalyst, Proprietary Items, If Any And Other Related Services For Polypropylene Unit Of Bpcl Andra Pradesh Refinery And Petrochemical Complex