Patent · US Active

Plate, in particular covering plate for molten metal, and method for producing the plate and use thereof

US11219943B2 · kind B2 · utility

0Cited by

12References

40Claims

0Family size

Assignee

Refratechnik Holding GmbH · DE

Inventors

Helge Jansen · Friedland, DE
Thomas Schemmel · Meerbusch, DE
Petra Stein · Göttingen, DE
Michael Schölwer · Velbert, DE

Key dates

Filing date	Jun 27, 2017
Grant date	Jan 11, 2022
Priority date	—
Expiry date	Dec 8, 2037

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02W30/91
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A heat insulating plate (1), preferably a covering plate (5a;b), especially for thermal isolation of molten metal, especially of molten steel, in a metallurgical vessel (6), wherein the plate (3) includes a binding agent matrix (2) of at least one, set, temporary, organic binding material and aggregate grains (3) with and/or of biogenic silicic acid, preferably with and/or of rice husk ash, which grains (3) are incorporated into the binding agent matrix (2), and to a method for production of the plate (1) and its use.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.