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专利名称：REFRACTORY ARTICLE发明人：ESJUNIN, Evgeniy E.申请号：EP198225.9申请日：20191122公开号：EP3887739A1公开日：20211006
摘要：A refractory article including a body having central opening extending throughat least a portion of the body, the central opening having a receiving surface having aconvex curvature. In an embodiment, the body can include a coupling protrusion
extending from a portion of an upper surface of the body and a coupling depression on aportion of a bottom surface of the body.
申请人：Saint-Gobain Ceramics & Plastics Inc.
地址：One New Bond Street Worcester, Massachusetts 01615-0138 US
国籍：US
代理机构：Zimmermann & Partner Patentanwälte mbB
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