Essar frustration over CBM-IV block PELs Vol 15, PW 1 (14 Jul 11) Exploration & Production Essar Energy is growing increasingly frustrated with three state governments for needlessly delaying exploration work at four of its CBM blocks.... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedOil India-ONGC compete for E&P in Nagaland (07 Mar 24) South West-Advent mobilise 2D-3D for Oil India (08 Aug 19) Elections trigger OALP-1 confusion for Oil India (21 Mar 19) Essar frustration over CBM-IV block PELs (14 Jul 11) Nagaland not yet ready with new PEL rules (11 Mar 10) Essar finds 'traces of oil' at CB-ON/3 well (04 Sep 08) PEL for ONGC blocks will all expire next year (29 Jun 06) Looking beyond 2004 as exploration PELs expire (18 Jul 01) Gujarat gives green light to Bina refinery (16 Feb 00) NELP DATAROOM: THE VIEW FROM LONDON (14 Apr 99)