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U.S. Department of Energy
Office of Scientific and Technical Information

Low emission stove

Patent ·
OSTI ID:5335161

A low emission fuel-burning stove is described comprising: a firebox having bottom, side and top walls for initiating primary combustion of fuel placed at a fuel level within the firebox; a baffle means dividing the firebox vertically into a large volume lower primary combustion chamber and a substantially smaller volume upper secondary combustion chamber; primary air inlet means in multiple sidewalls of the firebox at substantially the fuel level for injecting primary combustion air into the firebox at substantially fuel level; second air inlet means in multiple sidewalls of the firebox substantially above the fuel level; third air inlet means in the bottom of the firebox; secondary combustion air inlet means above the second air inlet means at a fourth level within the firebox to supply air for secondary combustion within the secondary chamber; the baffle means defining with its downturned free end portion and a sidewall a restrictive passage connecting the primary chamber to the secondary chamber for receiving combustion products discharged from the primary chamber and conveying them to the secondary chamber.

Assignee:
NOV; EDB-86-167740; NOV-85-025050
Patent Number(s):
US 4611572
OSTI ID:
5335161
Country of Publication:
United States
Language:
English