The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 13, 2019
Filed:
Aug. 20, 2008
Valerie Daeschler, Marly, FR;
Jean-luc Borean, Florange, FR;
Nathalie Mikler, Metz, FR;
Gilles Dussart, Istres, FR;
Sylvain Mialot, Martigues, FR;
Patrice Matet, Istres, FR;
Valerie Daeschler, Marly, FR;
Jean-Luc Borean, Florange, FR;
Nathalie Mikler, Metz, FR;
Gilles Dussart, Istres, FR;
Sylvain Mialot, Martigues, FR;
Patrice Matet, Istres, FR;
ArcelorMittal France, Saint Denis, FR;
Abstract
A process for secondary descaling of running metal strips, especially made of steel, during hot-rolling by-spraying water onto the surface of the running metal strips with spray rails having nozzles supplied with pressurized water, wherein the nozzles are supplied at a hydraulic pressure of from 3 to 30 bar, and wherein the nozzles are regulated so that heat flux density extracted from the strip (HF) resulting from the cooling of its surface by the sprayed water is between 6.5 and 20 MW/mfor a strip temperature between 900 and 1100° C.