CBM: Essar prepares four-block rig/services tender Vol 18, PW 12 (12 Feb 15) Exploration & Production Essar is gearing up to begin drilling coreholes at its Sohagpur and Rajmahal CBM... 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 favourite to win CBM rig tender at ONGC (09 Aug 18) What now for Greka as Essar prepares Bokaro rig (08 Feb 18) ONGC wants CBM rig to replace no-show Greka (14 Dec 17) Essar circles Greka CBM rig contract with ONGC (19 Oct 17) SAIL in talks with ONGC for CBM from Bokaro (01 Jun 17) ONGC messes up CBM rig tender for Bokaro block (08 Sep 16) CBM: Essar prepares four-block rig/services tender (12 Feb 15) Essar submits $400m plan for Raniganj CBM (11 Mar 10) Essar targets December CBM sales from Raniganj East (13 Aug 09)