List of 19 marginal fields on offer from ONGC Vol 7, PW 4 (07 May 03) Exploration & Production LOOK AT the list of ONGC's 19 onland marginal fields to understand why it prefers to sub-contract any development.... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedONGC quietly re-launches PEC process for fields (05 Nov 20) Pradhan tells ONGC to offer marginal fields (25 Sep 14) ONGC set to tender another 19 onland marginal fields (23 Mar 06) ONGC recommends ‘Cluster 7’ to Prize Petroleum (09 Mar 06) Prize improves offer to ONGC for cluster 7 (23 Feb 06) ONGC extends marginal fields bid deadline to 31st May (20 Apr 05) Expect tender for ONGC's 19 offshore fields (05 May 04) Good response to ONGC marginal fields offer (11 Feb 04) ONGC invites Expressions of Interest for 19 fields (17 Dec 03) ONGC marginal fields dataroom from 15th May (07 May 03)