1.
Block 22/12, Beibu Gulf, Offshore China (ROC: 40% & Operator)
Roc Oil (China) Company, a wholly owned subsidiary
of ROC, advises that as at 0600 (local time) on 27 February 2008, the
Wei-6-12E-1A well had been drilled to 986 mBRT and 133/8"
casing was run and cemented.
The current operation is preparing to test the Blow
Out Preventer prior to drilling the next 121/4"
hole section.
Wei 6-12E-1A, the second of the planned three well
exploration/appraisal programme in Block 22/12, Beibu Gulf, offshore China,
is expected to reach the proposed 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
of up 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 at 0600 hours
(local time) on 27 February 2008, the Premium "WilCraft"
jack-up drilling rig had drilled the Frankland-2 appraisal well to a depth of
2,247 mBRT.
Frankland-2, an
appraisal well approximately one kilometre northeast of the 2007 gas
discovery, Frankland-1, is the second well exploration/appraisal programme in
the region. Frankland-2 is scheduled to reach the proposed Total Depth of
approximately 2,278 metres by the end of February 2008.
Following the
drilling of Frankland-2, ROC and the Joint Venture plan to drill a
Dunsborough-2 appraisal well which is targeted to appraise the Dunsborough
oil discovery 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 as at
0600 hours (local time) on 26 February 2008, the Atwood "Hunter"
drilling rig had drilled the Khop-1 exploration well to 1896 mBRT where the
20" casing had been 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......................... 5.000%
Tullow Oil plc...................................................................
22.422%