Patent · US Active

Insulating, refractory molded body, especially plate, and process for its manufacture and its usage

US11148973B2 · kind B2 · utility

0Cited by

10References

20Claims

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	Oct 19, 2021
Priority date	—
Expiry date	Dec 22, 2037

Classification

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

Abstract

An unfired, refractory molded body (1), especially a plate, especially for thermal insulation of molten metal and/or an ingot solidifying from molten metal, that includes a binding agent matrix (2) of a set binder and aggregate grains (3) of biogenic silicic acid, preferably of rice husk ash, which are incorporated into the binding agent matrix (2), wherein the binding agent matrix (2) consists of silica gel, as well as a process for its production and its usage.

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