Essar wins CBM extension to drill 437 wells Vol 26, PW 12 (01 Jun 23) Exploration & Production Essar Oil and Gas is trying hard to ensure enough time to drill 437 outstanding wells... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedEssar plans 200 horizontal wells at Raniganj (21 Mar 24) Essar wins CBM extension to drill 437 wells (01 Jun 23) Essar plans shale gas E&P at Raniganj East (06 Apr 23) ONGC wants CBM rig for Bokaro (22 Oct 20) OGD Services ready to mobilise MR11 to Bokaro (30 May 19) Essar wins another Bokaro CBM drilling contract (29 Nov 18) Essar favourite to win CBM rig tender at ONGC (09 Aug 18) Another six rigs for Essar as it steps up CBM campaign (20 Mar 08) Essar requests six-month extension for CBM block (04 Oct 07) Essar Oil asks for six-month extension at CBM block (22 Feb 07)