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公开(公告)号：US11484926B2
公开(公告)日：2022-11-01
申请号：US16765978
申请日：2018-10-31
Applicant: SMS group GmbH
Inventor： Frederik Große Lordemann , Dirk Schmidt , Roman Dehmel
Abstract: A cooling device with variable cooling rate for treating metal materials, in particular for cooling steel sheets in plate mills, hot strip mills or thermal treatment lines, by means of a spray nozzle cooling system. The cooling device consists of at least two cooling bars one of each two cooling bars being situated on the lower side and the other on the upper side transversely to the sheet travel direction of the sheet and centrally between two roller table rollers and includes a spray nozzle cooling system with which a plurality of full jet nozzles and a plurality of full cone nozzles are associated, the full jet nozzles being arranged symmetrically to the full cone nozzles. A method for operating the cooling device according to the disclosure.
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