ONGC must relax outdated helicopter terms Vol 15, PW 23 (31 May 12) Exploration & Production State-owned Pawan Hans and 'blacklisted' Global Vectra have long dominated ONGC helicopter tenders. Yet smaller helicopter... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedONGC dilutes financial criteria for bidders (21 Sep 23) Pankaj Kumar wins helicopter tender praise (10 Aug 23) Maximum 5-year chopper age angers bidders (06 Apr 23) ONGC receives 32 offers in 12-helicopter tender (30 Jan 20) IndianOil set to re-issue LPG tank tender (11 Jan 18) Hallworthy gets no love from ONGC at pre-bid (18 Jun 15) FSRU: No chance for Reliance-BP with MbPT (12 Mar 15) ONGC must relax outdated helicopter terms (31 May 12) ONGC planning fresh tender for offshore helicopters (03 Dec 03) Naik wants report on ONGC crash within three months (27 Aug 03)