Title:
ANNEALING FURNACE AND METHOD FOR ANNEALING A STEEL STRAND
Document Type and Number:
WIPO Patent Application WO/2015/091138
Kind Code:
A3
Abstract:
The present invention relates to an annealing furnace (1) for annealing a strand (2) of steel comprising a first heating apparatus (9) for heating the strand (2) during the operation of the annealing furnace (1), comprising a transport device (4, 5, 6, 7) for the strand (2), which is designed to advance the strand (2) in a direction of transport (3) through the annealing furnace (1) during the operation of the annealing furnace (1). The annealing furnace (1) further comprises a first cooling device (13) for cooling the outer surface (17) of the strand (2) with a gas guide (16) in the direction of transport (3) behind the first heater (9), wherein the gas guide (16) is arranged in such a manner that a gas flows along the outer surface (17) of the strand (2) during the operation of the annealing furnace (1) for cooling the strand (2).
Inventors:
FROBÖSE THOMAS (DE)
HEDVALL CHRISTOFER (DE)
HEDVALL CHRISTOFER (DE)
Application Number:
PCT/EP2014/077183
Publication Date:
August 13, 2015
Filing Date:
December 10, 2014
Export Citation:
Assignee:
SANDVIK MAT TECH DEUTSCHLAND (DE)
International Classes:
C21D9/573; C21D9/08
Foreign References:
| GB1428030A | 1976-03-17 | |||
| US4704167A | 1987-11-03 | |||
| EP0128734A2 | 1984-12-19 | |||
| JPH06306486A | 1994-11-01 | |||
| DE19860472A1 | 2000-07-06 | |||
| EP0803583A2 | 1997-10-29 | |||
| JPH11236622A | 1999-08-31 |
Attorney, Agent or Firm:
SETRÉUS, Ellen et al. (Sandviken, SE)
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