ONGC wants to blacklist John Energy from rig contracts Vol 10, PW 26 (03 May 07) Exploration & Production ONGC managers at the company’s Ahmedabad asset want to blacklist Indian rig contractor John Energy from all future drilling contracts.... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedONGC issues LoA for 2 onland rig tenders (30 Nov 23) ONGC talks to bidders for six onland rigs (02 Nov 23) Deep-Focus JV bids in six-rig ONGC tender (27 Jul 23) Five rigs offered to ONGC for Tripura (03 Nov 22) BGN-5 blowout ghost haunts John Energy (05 May 22) John Energy mobilises 2 rigs for Cairn campaign (11 Feb 21) Seven interested in 13-rig ONGC workover tender (28 Nov 19) ONGC told to remove Shiv Vani from 'blacklist' (21 May 15) ONGC and Oil India are looking for land rigs (25 Mar 10) ONGC wants to blacklist John Energy from rig contracts (03 May 07)