Method of descaling metal products

Details Method of descaling metal products Method of descaling metal products

1976-02-13

1977-12-13

Truhe, J. V.

Electric heating

Metal heating

By arc

266 51, 148 95, 427299, 29 81H, 29DIG24, B23K 2600

Patent

active

040630633

ABSTRACT:
Metallic sheets, wires, bars or other products are descaled by sweeping their surfaces with one or more laser beams to detach an adhering oxide film along lines traced by the beam sweep. The film fragments, still loosely adhering at locations between the sweep lines, are then removed mechanically, chemically or electrolytically.

REFERENCES:
patent: 1436464 (1922-11-01), Sundh
patent: 2359008 (1944-09-01), Groft
patent: 3305666 (1967-02-01), Zaromb
patent: 3632398 (1972-01-01), Konig
"Energy Beams as Working Tools" by C. Q. Lemmond, L. H. Stauffer, July 20, 1964.

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