BV

Chemical additives for use as binding agents for secondary or backup layers of ceramic molds; Chemicals for use in industry, namely, chemicals for use in the precision investment casting industry; Industrial chemicals, namely, chemical binders for use in the precision investment casting industry; Chemicals for industrial purposes, namely, chemical binders for secondary and backup layers of ceramic molds for use in the precision investment casting industry; Chemical additives for use as binding agents for ceramic molds for use in the precision investment casting industry