Back to results
US 10,233,122 B2Granted
Method for producing a raw material for the production of refractory ceramic products, a raw material produced according to the method and a raw material for producing refractory ceramic products
AssigneeRefractory Intellectual Property GmbH & Co. KG
InventorsKarl Budna, Thomas Deutsch, Rainer Neubock
Life of this patent
Estimating the term…
Abstract
The invention relates to a method for producing a raw material for the production of refractory ceramic products, a raw material produced by said method, and a raw material for producing refractory ceramic products.
Claims5
Method for producing a raw material for the production of refractory ceramic products that comprises the following steps:
- provision of a raw material containing Cr(VI) that is present to at least 50% by weight in a particle size greater than 50 μm;
- provision of ascorbic acid;
- provision of water;
- combining of the raw material containing Cr(VI) with the ascorbic acid and the water;
- mixing of the raw material containing Cr(VI) with the ascorbic acid and the water;
- drying of the raw material containing Cr(VI);
- wherein the method is carried out such that the particle size of the raw material containing Cr(VI) does not change or does not change significantly during the course of the method.
4 more elements
Dependencies are inferred from the claim text.