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Gas Storage
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Gas Types
Gas is stored in coals by a mixture of means which is related to the method by which the gas reached the coal. Gas in lower rank coals is g... |
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Stress and Permeability Changes with Fluid Production - The Stress Path
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The effective stresses in a coal seam will change when fluid drainage occurs. Under the effects of drainage, the effective vertical stress will inc... |
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Stress Change Measurement
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Sigra undertakes stress change monitoring in rocks. This may be undertaken for reservoir monitoring or mining purposes. In combination with fluid pres... |