Essar wants changes in ONGC drilling tender Vol 25, PW 5 (10 Feb 22) Exploration & Production As Valentine's Day approaches, ONGC's new 'love' is 'underbalanced' drilling as... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedONGC moves drillship bid deadline to March 31 (24 Mar 22) Essar wants changes in ONGC drilling tender (10 Feb 22) Essar favourite to win CBM rig tender at ONGC (09 Aug 18) Cynics question ONGC rig tender (12 Jan 17) ONGC extends Bokaro rig tender (17 Nov 16) ONGC messes up CBM rig tender for Bokaro block (08 Sep 16) No surprise with Jagson low bid in ONGC tender (30 May 13) Only five drillers attend ONGC's 7500-feet rig pre-bid (15 May 08) ONGC still preparing tender for two deepwater rigs (13 Dec 07) Eleven compete for three-rig ONGC contract (12 Jul 07)