SINTX Enters Ceramic Armor Market Through Purchase of Assets from B4C, LLC and Technology License from Precision Ceramics USA Inc. SALT LAKE CITY, UT, July 22, 2021 (GLOBE NEWSWIRE) -- SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”) (www.sintx.com), an original equipment manufacturer (OEM) of silicon nitride...