Gas migration row blocks Niko plan for Bheema Vol 7, PW 13 (10 Sep 03) Exploration & Production Continued deadlock between Niko Resources and ONGC over alleged gas migration from ONGC's Olpad field to Niko's Bheema field are holding up the latter's development plan.... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedNiko and ONGC in dispute over start date of GBA (22 Sep 04) D&M delays report on Bheema and Olpad fields (19 May 04) Niko backs down in gas migration row with ONGC (24 Mar 04) Niko and Cairn agree on 'Gas Balancing Agreement' (22 Oct 03) Gas migration row blocks Niko plan for Bheema (10 Sep 03) Niko Resources completes paperwork for $30m IFC loan (02 Jul 03) Cairn to sell Gauri gas at $3.42-$3.25 per mmbtu (23 Oct 02) Angry Niko rejects Cairn gas migration claim (09 Oct 02)