fbc47262_arma__TX___Patent_applications__Description
[Patent application number] 20090314549 [Published] 12-24-2009 [Description] 
MAINTAINING SHALE STABILITY BY PORE PLUGGING - The present invention includes compositions and methods for improving wellbores stability of a hydrocarbon bearing shale formation using nanoparticles to decrease swelling and plug pore throats.
Sharma, TX - Patent applications