Apparatus of cooling steel strip in continuous heat treating lin

Details Apparatus of cooling steel strip in continuous heat treating lin Apparatus of cooling steel strip in continuous heat treating lin

1987-09-01

1989-01-17

Brody, Christopher W.

Metallurgical apparatus

With control means responsive to sensed condition

With analyzer or computation means

266 87, 266 91, 266112, C21D 1100

Patent

active

047983671

ABSTRACT:
A steel strip which has been cooled through a cooling zone in a continuous heat treating line is finally cooled by immersing in cooling water in a cooling tank under the controlling in accordance with the following formula:- ##EQU1## With such controlling of cooling, any dirt adhesion on the surface of the strip caused by contacting with a sink-roll is prevented.

REFERENCES:
patent: 4422623 (1983-12-01), Kuroda et al.
Patent Abstracts of Japan, vol. 4, No. 22, 23rd Feb. 1980, p. 128 C 74; JP-A-54 162 614 (Nippon Kokan K.K) 24-12-1979.
Patent Abstracts of Japan, vol. 2, No. 18, 18th Aug. 1978, p. 1755 C 78; & JP-A-53 62 713 (Nippon Kokan K.K.) 5-06-1978.

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