The multi-layer firegrates form a number of tunnels contaming briquettes, each tunnel can contain several briquettes to burn simultaneously.
本发明的多层炉排形成若干个容纳型煤的隧道，每个隧道能容纳多个型煤同时燃烧。
2
The present invention relates to a tunnel-type burner of briquette for furnaces and consists of multi-layer firegrates, coal-loading mechanism and cinder-extracting device.