Tripathi clears $3.4bn Numaligarh expansion Vol 20, PW 23 (10 Aug 17) Midstream, Downstream, Renewables Oil secretary KD Tripathi has given the green light to Numaligarh Refinery's... Buy this article forRs490 $9 For a 30-article or annual subscription rates click here RelatedthyssenKrupp bids lowest for 2 NRL consultancies (23 Apr 20) Barua is only Numaligarh 'acting' MD (16 Nov 17) SK Barua is next NRL boss (19 Oct 17) Tripathi clears $3.4bn Numaligarh expansion (10 Aug 17) All set for $3bn Numaligarh refinery upgrade (09 Mar 17) Numaligarh refinery wants oil ministry subsidy (30 Jul 15) Sarraf goes all out to win ONGC chairman race (18 Apr 13) Restless Pandey visits Rajasthan and Assam oilfields (26 Feb 09) Tripathi tells HPCL to drop diversification plans (15 Dec 04)