.C. or greater to cause dehydration of the clay lattices, vaporization of any blocked water, mud filtrate or other fluids, and/or destruction...http://www.google.es/patents/USRE35891?utm_source=gb-gplus-sharePatente USRE35891 - Process for increasing near-wellbore permeability of porous formations B???squeda avanzada de patentes N???mero de publicaci???nUSRE35891 ETipo de publicaci???nConcesi???n