G - Physics – 05 – D
Patent
G - Physics
05
D
341/15.1
G05D 23/19 (2006.01) B21C 37/083 (2006.01) B23K 28/00 (2006.01) C21D 9/56 (2006.01)
Patent
CA 1085023
Abstract of the Disclosure In a butt-welded steel pipe manufacturing equipment, an edge portion temperature and a center portion temperature of a steel strip are detected at a location between the outlet of a heating furnace and the inlet of a butt- welding mill. The heating condition of the steel strip in the heating furnace is controlled in accordance with the difference between the edge portion temperature and a target edge portion temperature, and the transporting speed of the steel strip is controlled in accordance with the difference between the edge portion temperature and the center portion temperature and with the difference between the target edge portion temperature and a target center portion temperature.
292757
Hiraoka Nobuaki
Matumoto Syuji
Fetherstonhaugh & Co.
Sumitomo Kinzoku Kogyo Kabushiki Kaisha
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