Lots of rigs drilling for ONGC - an update! Vol 16, PW 25 (11 Jul 13) Exploration & Production ONGC is hoping for success at the G-4 nomination block where production testing of appraisal well G-4-6-AB... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedWanted: 7 workover rigs at ONGC (21 Mar 24) Oil India needs 10 w/o rigs (13 Jul 23) More Umatara work for IOC (17 Nov 22) ONGC wants 12 workover rigs (16 Jun 22) Interest grows for ONGC Bokaro CBM work (06 Oct 16) Happy days for rig inspection firms in India (25 Aug 16) Cairn looking for six rigs at Rajasthan (13 Aug 15) Greka waits for Essar cash before deploying rigs (10 Apr 14) French driller COFOR gets first India contract (31 Oct 13)