Combustion – Burner cap – cover or extinguisher
Reexamination Certificate
2005-11-01
2005-11-01
Lu, Jiping (Department: 3749)
Combustion
Burner cap, cover or extinguisher
C431S146000, C169S046000, C169S054000
Reexamination Certificate
active
06960074
ABSTRACT:
A manually operated candle flame extinguishing apparatus where there is a pair of arm members having flame extinguishing surface regions where there is a layer of flame extinguishing material. The flame extinguishing material reacts to the heat of the flame to emit a gaseous substances that extinguishes the flame. In one embodiment, the flame extinguishing material comprises a mixture of a bonding agent and sodium bicarbonate, with the sodium bicarbonate releasing carbon dioxide into region of the flame.
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Hughes Robert B.
Hughes Law Firm PLLC
Lu Jiping
LandOfFree
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