Cairn wins 22-month extension at CB-OS/1 Vol 5, PW 24 (30 Jan 02) Exploration & Production SHASTRI BHAVAN IS so happy with Cairn Energy's performance at CB/OS/1 in Gujarat that it has granted the company a 22-month extension to Phase I of its work programme. ... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedCairn plans 7 Ravva wells if PSC extended (14 Jun 18) All eyes on Cairn deadline for KG contract (13 Jul 17) Cairn confident of PSC extension (09 Feb 17) ONGC to discuss Cairn PSC demand on June 29 (18 Jun 15) Torun Geofysika begins 3D seismic near IAF air base (18 May 06) Cairn wants another year’s extension at RJ-ON-90/1 (06 Apr 05) Cairn prepares for more discoveries in Rajasthan (23 Feb 05) Cairn Energy plans 3D survey in Rajasthan extension (26 Jan 05) Cairn will have to return KG-OS/6 to government (19 May 04) Cairn wins 22-month extension at CB-OS/1 (30 Jan 02)