Patent · US Expired

Device for tempering rolled stock of great length

US6989063B2 · kind B2 · utility

1Cited by
5References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 8, 2003
Grant dateJan 24, 2006
Priority date
Expiry dateDec 8, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC21D2221/02
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A device and a process for tempering at least parts of the cross section of sequentially produced rails from the rolling heat and for the subsequent cooling thereof to room temperature. The device comprises a hardening device comprising at least two liquid cooling devices arranged next to each other and a transport device having rests for the rails that can be moved across the entire hardening device.

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