Rockpool Acqui Regulatory News (ROC)

22 Nov 2005 07:03

Roc Oil Company Limited22 November 2005 22 November 2005 ROC OIL COMPANY LIMITED ("ROC") STOCK EXCHANGE RELEASE MAURITANIA OFFSHORE DRILLING UPDATE ROC advises that the following release was made earlier today by WoodsidePetroleum Limited: "Woodside Petroleum Ltd. reports the following activity by its wholly-ownedsubsidiaries Woodside Mauritania Pty. Ltd., Woodside Energy Ltd. And WELMauritania B.V in offshore Mauritania since the last report issued on 15November 2005. PSC Area B: Labeidna-1 Exploration Well The 'Stena Tay' drill rig finished wireline log acquisition on Labeidna-1exploration well, including the recovery of oil and rock samples to surface. Thewell was plugged and abandoned as planned. The 'Stena Tay' drill rig wasreleased on 20 November 2005 to drill a well for another operator. Preliminary evaluation of the data acquired in Labeidna-1 indicates that thewell intersected a gross oil bearing interval of 116 metres, comprising aninterbedded series of thin but high quality sands and claystones. Interpretationof image logs and magnetic resonance logs and other analytical work iscontinuing to quantify the total net pay thickness. These results will beincorporated into an assessment of the commercial potential of the Labeidnaaccumulation. Woodside does not plan to issue further announcements regarding operations inMauritania until the 'Stena Tay' returns to drill Woodside-operated wells laterin 2005, but will do so if necessary to comply with its continuous disclosureobligations under the ASX Listing Rules. General All reported drilling depths are referenced to the rig rotary table and alltimes are Universal Time (UTC) (Mauritanian time). The locations of planned exploration wells and the Chinguetti Oil Field areshown on the attached map*." Participating Interests in the Chinguetti Joint Venture and relevant PSC areasare: +---------------------------+-----------+----------+----------+----------+ | Company |Chinguetti | PSC-A | PSC-B | PSC-C, | | | Joint | | | Block 6 | | | Venture | | | | +---------------------------+-----------+----------+----------+----------+ |Woodside group companies | 47.38448% | 53.846% | 53.846% | 37.578% | |(Operator) | | | | | +---------------------------+-----------+----------+----------+----------+ |Hardman group companies | 19.00800% | 24.3% | 21.6% | 22.422% | +---------------------------+-----------+----------+----------+----------+ |Groupe Project Chinguetti | 12.00000% | -- | -- | -- | +---------------------------+-----------+----------+----------+----------+ |BG group companies | 10.23440% | 13.084% | 11.63% | -- | +---------------------------+-----------+----------+----------+----------+ |Premier group companies | 8.12328% | -- | 9.231% | -- | +---------------------------+-----------+----------+----------+----------+ |Roc Oil group companies | 3.24984% | 4.155% | 3.693% | 5.0% | +---------------------------+-----------+----------+----------+----------+ |Fusion group companies | -- | 4. 615% | -- | -- | +---------------------------+-----------+----------+----------+----------+ |Petronas Carigali Overseas | -- | -- | -- | 35.0% | |Sdn Bhd | | | | | +---------------------------+-----------+----------+----------+----------+ *Map attached to the copy of this release on ROC's website.(http://www.rocoil.com.au/Pages/ASX_Releases/2005_Releases/November-2005.html) Michelle Manook For further information please contact:General Manager - Corporate Affairs Dr John Doran on Tel: +61-2-8356-2000 Fax: +61-2-9380-2635 Email: jdoran@rocoil.com.au Or visit ROC's website: www.rocoil.com.au Dr Kevin Hird General Manager Business Development Tel: +44 (0)207 586 7935 Fax: +44 (0)207 722 3919 Email: khird@rocoil.com.au Nick Lambert Bell Pottinger Corporate & Financial Tel: +44 (0)207 861 3232 This information is provided by RNS The company news service from the London Stock Exchange