BURNER AND METHOD TO OPERATE THIS

摘要

Burner having two coaxially mounted tubes (3, 4). The outer tube (3) is provided with means to introduce both air and particulate matter in the space between both tubes. For conveying of solid matter between both tubes screw conveyor means (5) are provided. Transferring of gasses resulting from gasification of the solid material to the inner space of the inner tube (4) is provided by opening (15).