Title:
耐火性物品
Document Type and Number:
Japanese Patent JP7402877
Kind Code:
B2
Abstract:
A refractory article including a body having central opening extending through at least a portion of the body, the central opening having a receiving surface having a convex 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 a portion of a bottom surface of the body.
Inventors:
Syunin, Evgeny E.
Application Number:
JP2021530825A
Publication Date:
December 21, 2023
Filing Date:
November 22, 2019
Export Citation:
Assignee:
SAINT-GOBAIN CERAMICS AND PLASTICS, INC.
International Classes:
F27D5/00; F27D3/12
Domestic Patent References:
| JP4046700U | ||||
| JP2011052909A | ||||
| JP54071245U |
Foreign References:
| KR1020150079145A | ||||
| US20060242914 |
Attorney, Agent or Firm:
Patent Attorney Corporation Otsuka International Patent Office
Patent Attorney Corporation Asamura Patent Office
Patent Attorney Corporation Asamura Patent Office