| 摘要 |
The present invention concerns device for producing green coal for agricultural use from organic agricultural materials comprising: a container (5) suitable for receiving the organic materials, an enclosure (1) enclosing the container (5) and delimiting an intermediate space around the container (5), a system for heating the intermediate space and a rotary stirring system configured to stir the organic materials placed in the container (5), characterised by the fact that the rotary stirring system comprises a plurality of blades (15) that are fixed relative to the container (5) and a plurality of blades (14a, 14b) that are mobile in rotation relative to the container (5), the plurality of fixed blades (15) being distributed between at least two stages of fixed blades (15) along the axis (13) of rotation, the plurality of mobile blades (14a, 14b) being distributed between at least two stages of mobile blades along the axis (13) of rotation, the stages of fixed blades and the stages of mobile blades alternating along the axis (13) of rotation. |
