Attached files
Exhibit
23.1
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RYDER SCOTT COMPANY | FAX (303) 623-4258 | ||
| PETROLEUM CONSULTANTS | ||||
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621
SEVENTEENTH STREET
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SUITE
1550
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DENVER,
COLORADO 80293
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TELEPHONE
(303) 623-9147
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Exhibit
No. 23.1
CONSENT
OF INDEPENDENT PETROLEUM ENGINEERS
As
independent petroleum and natural gas consultants, we hereby consent to the
reference of our name in the Report on Form 10-K
for the years ending December 31, 2008 and December 31, 2007 of PDC-2004B (the
"Partnership"). We have no interest of a substantial or material nature in the
Partnership, or in any affiliate. We have not been employed on a contingent
basis, and we are not connected with the Partnership, or any affiliate as a
promoter, underwriter, voting trustee, director, officer, employee or
affiliate.
| /s/ RYDER SCOTT COMPANY, L P | |
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RYDER
SCOTT COMPANY, L P
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Denver, Colorado
October 21, 2009
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1100
LOUISIANA SUITE 3800
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HOUSTON.
TEXAS 77002-5218
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TEL
(713)651-9191
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FAX
(713) 651-0849
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1200,
530-8TH AVENUE, S.W.
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CALGARY,
ALBERTA T2P 358
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TEL(403)
262-2799
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FAX
(403) 262-2790
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