| 20110278011 | MATERIALS AND METHODS FOR TEMPORARILY OBSTRUCTING PORTIONS OF DRILLED WELLS - In various embodiments, provided are materials and methods for controlling the flow of water, steam, drilling fluid, hydraulic stimulation fluid, hydrocarbon (oil or gas), or combinations thereof, in drilled wells (such as enhanced geothermal system wells, oil wells, or natural gas wells) by at least partially and temporarily obstructing one or more of a geologic fracture, perforation, or wellbore in a reversible manner. | 11-17-2011 |
