ONGC tests G-4 well as KT-2 struggle continues Vol 17, PW 19 (08 May 14) Exploration & Production ONGC is production testing appraisal well G-4-6-1A at its G-4 nomination block on the east coast. Transocean semi-submersible... Buy this article forRs590 $9For a 30-article or annual subscription rates click here Data not available in ...