Cause analysis and solutions of water blocking damage in cracked/non-cracked tight sandstone gas reservoirs
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DOI: 10.1007/s12182-020-00482-6
Abstract: After hydraulic fracturing treatment, a reduction in permeability caused by the invasion of fracturing fluids is an inevitable problem, which is called water blocking damage. Therefore, it is important to mitigate and eliminate water blocking… read more here.
Keywords: water; water blocking; gas; blocking damage ... See more keywords
Experimental study of water blocking damage on coal
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DOI: 10.1016/j.petrol.2017.06.048
Abstract: Water blocking damage, caused by the invasion of external fluids into the coal seams during hydraulic fracturing, is one of the reasons causing coalbed methane wells uneconomic in most areas of China. This paper presents… read more here.
Keywords: water; water blocking; damage coal; damage ... See more keywords