The following publications are available free of charge. All of them were authored or co-authored by Raven Ridge Resources staff. To obtain a report, please use the hyperlink provided with each report description. If no hyperlink is shown, or if you have difficulty downloading the publication, you may obtain the report by contacting us. Publications are listed in chronological order, beginning with the most recent.

Modeling CO₂ Sequestration in Abandoned Mines - Prepared for the AICHE 2002 Spring Meeting, New Orleans, LA, March 2002.  Discusses the potential for using abandoned coal mines as carbon sinks. Click to download.

Coalbed Methane Opportunities in Bulgaria – World Coal, September 2001. Describes a project to explore the coalbed methane potential of the Dobroudja Basin. Click to download.

Overview of Practices and Models for Coal Mine Methane Resource Estimation and Reserve Evaluation – Second International Methane Mitigation Conference, Novosibirsk, Russia, June 2000. Describes current approaches for estimating resources and reserves of methane associated with coal mines.  Click to download.

Overview of Coal Mine Gas Use Technologies –  Second International Methane Mitigation Conference, Novosibirsk, Russia, June 2000. Describes various technologies that can utilize coalbed methane, particularly that which is drained from coal mines. Click to download. 

Abandoned Coal Mine Emissions Estimation Methodology – Second International Methane Mitigation Conference, Novosibirsk, Russia, June 2000. Describes U.S. EPA’s approach (developed by RRR) to estimating methane emissions from abandoned mines in the U.S. Click to download.

Simulation of Methane Emissions into Coal Mines – Predicting In-Mine Emissions and Gob Vent Borehole Performance Through Time - Proceedings of the Strategic Research Institute’s Coalbed and Coal Mine Methane Conference, March 2000. Describes RRR’s approach to predicting future emission rates from coal mines. Click here to view presentation.

Coalbed Methane Potential of the Upper Texas Gulf Coast – Proceedings of the Strategic Research Institute’s Coalbed and Coal Mine Methane Conference, March 2000. Presentation on the coalbed methane potential of a promising frontier area in Texas.  Click here to view presentation.

Coalbed Methane Development in the U.S. – Established Plays and Emerging Opportunities – World Coal's CBM Review, Volume 8, No. 6, June 1999. Discusses expanding areas activity and new areas for potential development.  

Recovery of Coalbed Methane from the Abandoned Golden Eagle Mine Property – International Coalbed Methane Symposium Proceedings, Tuscaloosa, Alabama, May 1999, p. 449-461; also published in Proceedings of the EIghth U.S. Mine Ventilation Symposium, June 1999, Rolla, Missouri. Describes a commercially successful project that recovers methane from an abandoned mine in the U.S.  Click to download.

Finding a Market for Coal Mine Methane: Current and Emerging Technical Options - World Coal's CBM Review, Volume 7, No. 9, September 1998. The article explores various technologies and options besides pipeline injection that can potentially convert coal mine gas and mine ventilation air into revenue sources.

What is Coal Mine Methane? - U.S. EPA Office of Air and Radiation, March 1998. Provides basic information on coal mine methane, its formation, recovery, and uses. Click here to download.

White Paper: The Impacts of FERC Order 636 on Coal Mine Gas Project Development - U.S. EPA Office of Air and Radiation, March 1998. Provides information about opportunities for coal mine methane use resulting from the passage of FERC Order 636, and presents approaches for optimizing the sale of coal mine gas. Select "CMOP Library" then "CMOP Reports" after  clicking here.

Status of worldwide coal mine methane emissions and use - International Journal of Coal Geology, February 1998. Click Here for Abstract Discusses coal mine methane recovery and use in selected countries with gassy coal mines. Includes maps and tables.

Coalbed Methane Outreach Program Technical Option Series - U.S. EPA Office of Air and Radiation, 1998. This series of case studies provides information on technologies that employ or could employ coal mine methane. Topics include: 1) coal fired utility and industrial boilers; 2) internal combustion engines; 3) fuel cells; 4) methanol production; 5) brine water treatment; 6) greenhouses; 7) blast furnaces; 8) microturbines; 9) heating mine facilities; 10) turbines; 11) cogeneration; 12) synfuel production; 13) ventilation air heating; 14) coal dryers; 15) ventilation air as combustion air in turbines and IC engines; 16) enrichment of coal mine gas; 17) upgrading coal mine gas via blending and spiking; 18) storage of coal mine methane in abandoned mines; 19) coal mine methane and liquified natural gas; 20) generating energy from coal mine ventilation air using oxidizers. Select "CMOP Library" then "CMOP Reports" after  clicking here.

Identifying Opportunities for Methane Recovery at U.S. Coal Mines: Draft Profiles of Selected Gassy Underground Coal Mines - U.S. EPA Office of Air and Radiation, September 1997. Provides information about specific opportunities to develop methane recovery projects at large underground coal mines in the United States, including profiles of 79 gassy U.S. coal mines. Click to download. (Note: This 1.5 MB file may take a few minutes to download, depending on your modem).

Reducing Methane Emissions from Coal Mines in China: The Potential for Coalbed Methane Development - U.S. EPA Office of Air and Radiation, July 1996. Provides information about opportunities to develop coalbed methane recovery projects in China. Includes maps, figures and tables, plus profiles of regions with good potential. Select  "International" after clicking here.

Reducing Methane Emissions from Coal Mines in Russia: A Handbook for Expanding Coalbed Methane Recovery and Use in the Kuznetsk Coal Basin - U.S. EPA Office of Air and Radiation, September 1996. Provides basic information concerning the potential for expanding coalbed methane development in the Kuzbass. Select  "International" after  clicking here.

Opportunities for Development and Utilization of Coalbed Methane in Three Coal Basins in Russia and Ukraine - Synopsis of report published by U.S. EPA in 1994, with some updated material. This paper was presented at the International Conference and Short Course on Coalbed Methane and Coal Geology in Cardiff, Wales in 1994.

Analysis of Sorption and Thermodynamic Data and a Discussion of an Empirical Model for Sorbed Gases in Coal - Intergas '95 International Unconventional Gas Symposium, May 1995. Presents empirical modeling techniques that describe the behavior of gassy coals under actual reservoir conditions.

Opportunities for the Development and Utilization of Coalbed Methane in Three Coal Basins in Russia and Ukraine ­ Intergas '95 International Unconventional Gas Symposium, May 1995. Synopsis of report published by U.S. EPA in April 1994.

A Brief Overview of the Potential for Development of Coalbed Methane in China - Intergas '95 International Unconventional Gas Symposium, May 1995. Summarizes preliminary findings of report later published by U.S. EPA (in July 1996).

Reducing Methane Emissions from Coal Mines in Poland: A Handbook for Expanding Coalbed Methane Recovery and Utilization in the Upper Silesian Coal Basin - U.S. EPA Office of Air and Radiation, April 1995. Provides basic information concerning the potential for expanding coalbed methane development in Poland, particularly the Upper Silesian Coal Basin. Includes profiles of 17 gassy coal mines. Select  "International" after  clicking here.

Opportunities for development and utilization of coalbed methane in Russia and Ukraine - World Coal, December 1994. Discusses the main aspects of the report published by U.S. EPA in April 1994.

An Application of New Theories for Modeling Sorbed Methane in Coals - International Conference and Short Course on Coalbed Methane and Coal Geology, Cardiff, Wales, September 1994. Abstract of paper presenting a sorption model that represents the behavior of methane in gassy coals.

Expanding Coalbed Methane Recovery and Utilization in the Upper Silesian Coal Basin, Poland: Identifying and Encouraging Investment Opportunities - The Silesian International Conference on Coalbed Methane Utilization, September, 1994. Synopsis of opportunities for recovery and use of coalbed methane in the Upper Silesian Basin of Poland, with emphasis on 17 of the basin's gassiest mines.

Reducing Methane Emissions from Coal Mines in Russia and Ukraine: The Potential for Coalbed Methane Development - U.S. EPA Office of Air and Radiation, April 1994. Provides information about opportunities to develop coalbed methane recovery projects in the Donetsk, L'vov-Volyn, and Kuznetsk Basins.

Assessment of the Potential for Economic Development and Utilization of Coalbed Methane in Czechoslovakia - U.S. EPA Office of Air and Radiation, October 1992. Presents an assessment of coalbed methane resources in what is now the Czech Republic. The study evaluates the potential for coalbed methane development and use.

Management of saline water from coal mines of the Upper Silesian Coal Basin, Poland - Draft Report Submitted to the World Bank, 1992. Discusses potential for mitigation of pollution problems resulting from disposal of saline water produced by coal mines in Poland's Upper Silesian Coal Basin.

Economic and Environmental Aspects of Coalbed Methane Utilization, and its Impacts on Coal Mining in Poland - United Nations Development Programme Conference Proceedings, Prague, Czechoslovakia, October 1991. Derivation of the report published by U.S. EPA in August 1991 (see below).

Assessment of the Potential for Economic Development and Utilization of Coalbed Methane in Poland - U.S. EPA Office of Air and Radiation, August 1991. Presents an assessment of Poland's coalbed methane resources. The study evaluates the potential for coalbed methane development to help Poland meet its energy needs.

Use of the VLF-EM Method for Detection of Subsurface Faulting and Fracturing at the RM-1 UCG Site - Proceedings of the Fourteenth Annual Underground Coal Gasification Symposium, August 1988. Results of a geophysical survey conducted over a portion of the Rocky Mountain-1 underground coal gasification site in Wyoming.