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US 6,074,446 AGranted
Fuel charcoal
OwnerMasao Fujinoinventor
Life of this patent
Estimating the term…
Abstract
Fuel charcoal having a plurality of air-passing portions in the shape of through holes or grooves in its body so as to supply combustion air thereto while burning, by which it keeps a burning state once catching fire.
Claims5
Fuel charcoal comprising charcoal made from wood by carbonization having a plurality of air-passing portions for leading combustion air inside the charcoal.
A fuel charcoal package, comprising fuel charcoal and an open-top container made of aluminum or steel, said fuel charcoal comprising charcoal made from wood by carbonization having a plurality of air-passing portions for leading a combustion air inside the charcoal.
Dependencies are inferred from the claim text.