Workover success for ONGC at Changmaigaon Vol 21, PW 23 (23 Aug 18) Exploration & Production ONGC managers at the company's Nazira HQ in Assam are celebrating a surprise hike in... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedOrissa Stevedores stripped of second PEC (09 Feb 23) Orissa Stevedores stripped of ONGC contract (12 Jan 23) Pan India spuds 2nd Cambay well (06 May 21) Orissa Stevedores begins PEC work for ONGC (19 Nov 20) Workover success for ONGC at Changmaigaon (23 Aug 18) ONGC still faces Assam crude output challenge (22 Mar 18) PFH wants to begin drilling DSF fields by 2018 (02 Nov 17) Oilex in 10-year PSC extension hurry (04 May 17) ONGC planning 74 wells at 21 fields in Assam (09 Mar 17) ONGC planning 200 wells in North Assam shelf (26 Jan 17)