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US 10,527,282 B2Granted
Managed biochar kiln
AssigneeBiochar Now, LLC
InventorsDonald P. Aupperle, Mikel S. Olander, Benjamin M. Beierwaltes, William T. Beierwaltes, James G. Gaspard, II
Life of this patent
Estimating the term…
Abstract
An example managed biochar kiln includes drum walls, a drum floor, and a lid formed to be fitted to a top edge of the drum walls to close a top end of the drum walls and form a combustion chamber between the lid, the drum walls, and the drum floor. The example managed biochar kiln also includes a chimney stack attachable to the lid. The example managed biochar kiln also includes a valve on the lid operable by an electronic controller to vary airflow through the chimney and out of the lid.
Claims16
A managed biochar kiln, comprising:
- drum walls;
- a drum floor;
- a lid fitted to a top edge of the drum walls to close a top end of the drum walls and form a combustion chamber between the lid, the drum walls, and the drum floor;
- a chimney stack located in the combustion chamber and attachable to the lid;
- and
- a valve located on the lid, connected to the chimney stack, and operable by an electronic controller to vary airflow through the chimney and out of the lid.
3 more elements
Dependencies are inferred from the claim text.