ONGC marginal fields dataroom from 15th May Vol 7, PW 4 (07 May 03) Exploration & Production COMPANIES INTERESTED in ONGC's marginal fields should get ready to be in Ahmedabad on 15th May. ... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedDGH firms up London roadshow dates (08 Sep 16) Five ONGC marginal fields offered on service contracts (04 Oct 12) Seven firms by ONGC marginal fields data (29 Jun 06) ONGC extends date for deepwater blocks data viewing (18 May 05) ONGC extends marginal fields bid deadline to 31st May (20 Apr 05) Much interest in ONGC’s offer to develop 19 fields (07 Apr 04) Good response to ONGC marginal fields offer (11 Feb 04) List of 19 marginal fields on offer from ONGC (07 May 03) Service contracts from ONGC for 19 marginal fields (20 Nov 02)