| 摘要 |
<p>The present invention relates to a briquette, which can be fully burned without matching air holes. The briquette of the present invention comprises: support protrusions of which outside protrudes on the upper surface of the briquette; a diffusion passage formed among the support protrusions in the every direction; combustion grooves which are recessed toward the inside at equivalent intervals on the outside of the briquette; a support projection which is formed on the bottom surface of the briquette to be supported by the upper surface of the support protrusions, and includes a protrusion part inserted into the inside the support protrusions, wherein the protrusion part has a diffusion groove to be exposed to the outside of the briquette.</p> |
