27th Feb 2008 07:02
Roc Oil Company Limited27 February 2008 27 February 2008 ROC OIL COMPANY LIMITED ("ROC") STOCK EXCHANGE RELEASE DRILLING ACTIVITY UPDATE: EXPLORATION/APPRAISAL DRILLING 1. Block 22/12, Beibu Gulf, Offshore China (ROC: 40% & Operator) Roc Oil (China) Company, a wholly owned subsidiary of ROC, advises that as at0600 (local time) on 27 February 2008, the Wei-6-12E-1A well had been drilled to986 mBRT and 133/8" casing was run and cemented. The current operation is preparing to test the Blow Out Preventer prior todrilling the next 121/4" hole section. Wei 6-12E-1A, the second of the planned three well exploration/appraisalprogramme in Block 22/12, Beibu Gulf, offshore China, is expected to reach theproposed Total Depth of approximately 2,520 mBRT by early March 2008. Participating Interests in the Block 22/12 Joint Venture are: Roc Oil (China) Company................................. 40% (Operator)Horizon Oil Limited..................................... 30%Petsec Petroleum*....................................... 25%Oil Australia Pty Ltd**................................. 5% The above interests are subject to Government participation in developments ofup to 51%*a subsidiary of Petsec Energy Ltd **a subsidiary of First Australian Resources 2. WA-286-P, Perth Basin, Offshore Western Australia (ROC: 37.5% & Operator) Roc Oil (WA) Pty Limited, a wholly owned subsidiary of ROC, advises that as at0600 hours (local time) on 27 February 2008, the Premium "WilCraft" jack-updrilling rig had drilled the Frankland-2 appraisal well to a depth of 2,247mBRT. Frankland-2, an appraisal well approximately one kilometre northeast of the 2007gas discovery, Frankland-1, is the second well exploration/appraisal programmein the region. Frankland-2 is scheduled to reach the proposed Total Depth ofapproximately 2,278 metres by the end of February 2008. Following the drilling of Frankland-2, ROC and the Joint Venture plan to drill aDunsborough-2 appraisal well which is targeted to appraise the Dunsborough oildiscovery made in 2007. Participating Interests in the WA-286-P joint venture are: Roc Oil (WA) Pty Limited................................ 37.5%AWE Oil (Western Australia) Pty Ltd..................... 27.5%ARC Energy (Offshore PB) Limited........................ 30.0%CIECO Exploration and Production (Australia) Pty Ltd..... 5.0% 3. Offshore Mauritania - PSC Area C, Block 6 (ROC: 5%) Roc Oil (Mauritania) Company, a wholly owned subsidiary of ROC, advises that asat 0600 hours (local time) on 26 February 2008, the Atwood "Hunter" drilling righad drilled the Khop-1 exploration well to 1896 mBRT where the 20" casing hadbeen run and cemented. The forward programme is to run the Blow Out Preventer prior to drilling ahead. The well is located approximately 70 kilometres off the Mauritanian coast. Participating Interests in the PSC Area C, Block 6 are: Roc Oil (Mauritania) Company............................. 5.000%PC Mauritania I Pty Ltd (Operator)...................... 37.578%Petronas Carigali Overseas Sdn Bhd...................... 35.000%Tullow Oil plc.......................................... 22.422% In accordance with ASX and AIM Rules, the information in this Release has beenreviewed and approved by Dr John Doran, Chief Executive Officer, Roc Oil CompanyLimited, BSc (Hons) Geology, MSc and PhD. Dr Doran, who is a member of theSociety of Petroleum Engineers, has more than 30 years of relevant experiencewithin the industry and consents to the information in the form and context inwhich it appears. Damian FisherGeneral ManagerExternal Affairs & Investor Relations For further information please contact: Dr John Doran on Tel: +61-2-8356-2000 Fax: +61-2-9380-2635 Email: [email protected] Or visit ROC's website: www.rocoil.com.au Dr Kevin Hird General Manager - Business Development Tel: +44 (0)20 7495 5707/+61 (0)2 8356 2000 Mob: +44 (0)7751 3671 49/+61 (0)417 261 727 Email: [email protected] Michael Shaw Oriel Securities Limited (Nominated Adviser) Tel: +44 (0)20 7710 7600 Bobby Morse Buchanan Communications Tel: + 44 (0)20 7466 5000 Fax: + 44 (0)20 7466 5001 E-Mail: [email protected] Mob: +44 (0)7802 875 227 This information is provided by RNS The company news service from the London Stock ExchangeRelated Shares:
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