Patent 9068429 was granted and assigned to Baker Hughes on June, 2015 by the United States Patent and Trademark Office.
A dissolvable tool includes a body having at least a portion configured to dissolve in a fluid, and a barrier connected to the body. The barrier is configured to slidably fluidically seal to a structure that the body and the barrier are movable within to maintain a volume of the fluid between the barrier and the body while the barrier and the body are moved through the structure.