34f08f34_rials_patent_application_class__Description
20100307714 12-09-2010 [Description] 
STRUCTURE FOR PRODUCING CAST ARTICLES - The present invention provides a structure for producing cast articles containing one or more inorganic particles selected from amorphous and artificial graphites, an inorganic fiber and a thermosetting resin and having a gas permeability of 1 to 500.
Utilizing particular mold materials patent application class