Joint Filing Statement
Exhibit
99.1
We,
the undersigned, hereby express our agreement that the attached Schedule 13D
is,
and any further amendments thereto signed by each of the undersigned shall
be,
filed on behalf of each of us pursuant to and in accordance with the provisions
of Rule 13d-1(k) under the Securities Exchange Act of 1934. This
agreement may be terminated with respect to the obligations to jointly file
future amendments to such statement on Schedule 13D as to any of the undersigned
upon such person giving written notice thereof to each of the other persons
signatory hereto, at the principal office thereof.
Dated: February
1, 2008
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/s/
Xxxxxx X. Xxxxxxx
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XXXXXX
X. XXXXXXX
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RR
ADVISORS, LLC
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By:
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/s/
Xxxxxx X. Xxxxxxx
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Xxxxxx
X. Xxxxxxx
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Sole
Member
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RCH
PETRO INVESTORS GP, LP
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By:
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RR
Advisors, LLC, its general partner
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By:
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/s/
Xxxxxx X. Xxxxxxx
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Xxxxxx
X. Xxxxxxx
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Sole
Member
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RCH
PETRO INVESTORS, LP
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By:
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RCH
Petro Investors GP, LP, its general partner
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By:
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RR
Advisors, LLC, its general partner
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By:
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/s/
Xxxxxx X. Xxxxxxx
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Xxxxxx
X. Xxxxxxx
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Sole
Member
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