... in the reservoir relative to the unperturbed stress state of the reservoir. Existing fracture planes favorably oriented for shear will fail at lower stresses than are required to create new fractures. Geologic mapping and regional to local in-situ stress information will allow informed interpretation...

... Oil & Gas shale reservoir fracture network complex reservoir gas production Exhibition conductivity fracture network size fracture SRV hydraulic fracturing lateral well performance total fracture length Warpinski network size shale gas orientation natural fracture spe annual...