Patent ID: 7171326
Filing Date: 2007-01-30
Classification: B22D

Abstract:
1. A method for operating a sliding closure for a metallurgical vessel, the sliding closure including two tensionable fireproof closure plates opposing one another, with each of the two closure plates being slidably positioned within a corresponding housing part, and with spring elements being provided for tensioning the closure plates, wherein one of the closure plates, along with its corresponding housing part, is slidable and can be moved into a closed or open position by a drive member, said method comprising: performing an offline and/or an online diagnosis of an operating condition within an area of the closure plates, by measuring at least one of size, temperature, pressure and force associated with the sliding closure so as to obtain at least one measured value, and evaluating the at least one measured value either directly or together with additional relevant process parameters; and based upon the diagnosis, one of