Gas prognosis en

The determination of gas content and gas amount in the extraction areas is important for safe coal production.

The are different methods for forecasting of gas content and amount:

• Methods for regions with high gas content and their determination of parameter

The following data are necessary to forecast the gas content and to evaluate the amount of CMM

• characteristis of coal mining process, available amount of methane in the mined region or closed mining shafts
• plan of the mine