| 摘要 |
<p>The invention concerns means for collecting fumes during cutting operations, whereby said cutting operations are performed with oxygen torches (II) on sheets, sections, blooms, billets, slabs, etc. (12) and the material to be cut can be moving or still, said collection means consisting of an aspirating hood (15) located advantageously below the element to be cut (12) and divided into a number of crosswise chambers (15) with a side opening (113), whereby a pipe (19) upheld and borne by the beam means (14) bearing the torches (II) cooperates at one of its ends (13) with said side openings (113) and at its other end (20) with a stationary duct (21).</p> |
