'Time to abandon rig categories' argue drillers Vol 20, PW 11 (23 Feb 17) Exploration & Production Calls are growing for ONGC to scrap its method of hiring rigs based on different... Buy this article forRs590 $9For a 30-article or annual subscription rates click here RelatedSix offer 9 jack-ups to ONGC (27 Mar 25) ONGC to hire 6 more workover rigs soon (19 Dec 24) Oil India close to abandoning KG block (17 Jun 21) 'Time to abandon rig categories' argue drillers (23 Feb 17) ONGC invites bids for five jack-up rigs (06 Sep 12) Deepwater ONGC tender might see 'reverse auction' (13 Nov 08) Good interest in ONGC tender for 10,000-ft floater (07 Feb 08) Drillers line up for ONGC's new rig-hire procedure (20 Sep 07) ONGC readies for largest ever rig tender (15 Dec 05) Unease over ONGC's 'Single Integrated Package' (05 Jun 02)