Japan, March 5 -- SHINAGAWA REFRACTORIES CO LTD has got intellectual property rights for 'NOZZLE SHAPE REFRACTORY.' Other related details are as follows:
Application Number: JP,2022-108345
Category (FI): B22D11/10,320@D,B22D41/28,B22D41/50,520,B22D11/10,340@Z
Stage: PROBLEM TO BE SOLVED: To suppress edge cracking while maintaining the flow controllability of molten metal for an extended period of time.SOLUTION: A nozzle shape refractory has an upper nozzle 10, a slide plate unit 20 including a plurality of mutually slidable plates, and a lower nozzle, in this order, and has an inner hole 40 inside them, where a joint 50 is provided in at least one of a connection between the upper nozzle 10 and the slide plate unit 20, and a connection between the slide plate unit 20 and the lower nozzle, the average thickness of the joints 50 in the inner region 53 that is at least a part of the portion of the joints 50 in contact with the inner hole 40 is greater than the average thickness of the joints 50 in regions other than the inner region 53.SELECTED DRAWING: Figure 2 (Grant)
Filing Date: July 5, 2022
Publication Date: Jan. 18, 2024
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100
Disclaimer: Curated by HT Syndication.
