34f08f34_rials_patent_application_class__Description
20130220573 08-29-2013 [Description] 
MOLDING TOOL WITH CONFORMAL PORTIONS AND METHOD OF MAKING THE SAME - A mold core package for forming a molding tool includes a plurality of stacked particulate layers having a binding agent. The plurality of stacked particulate layers form sacrificial walls defining a mold cavity. A sacrificial displacement line and a sacrificial displacement body extend from the mold core package and are adapted to displace a molten material applied to the mold core package.
Utilizing particular mold materials patent application class