| 摘要 |
<p>Burner for an oven for reheating siderurlogical products such as billets, blooms or slabs, or for heat treatment oven, which is equipped with a fuel injection device and with an oxidant feed body feeding feed orifices with oxidant (8) and (9), the burner having an axial direction; the injection device is designed to provide a central injection of fuel via an orifice (10) in, or parallel to, the axial direction of the burner; the oxidant feed body comprises two sets of four oxidant feed orifices (8) and (9), each set comprising two orifices situated above a horizontal plane passing through the axial direction of the burner, and two orifices situated below this plane, the orifices (8) of a second set being further away from said horizontal plane than those (9) of the first set, the geometric axes of the orifices of the two sets making angles of inclination (a, b) with respect to said axial direction of the burner.</p> |
