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| Number | Title | Issue Date |
| 4520740 | Combustion and heating equipment Combustion and heating equipment includes a body with an underfeed stoker located in the lower part thereof. A jacket surrounds the body to define a heating space, different parts of which are interconnected by triangular ducts disposed in the gas pass. A... | 06/04/1985 |
| 4517903 | Solid fuel furnace A furnace using pelletized wood as a fuel and a system for controlling the operation of the furnace are described. Pelletized wood stored in a hopper is fed into the combustion chamber of the furnace from an elevated position; and combustion of the pellet... | 05/21/1985 |
| 4485745 | Method for thermal processing of solid waste and the apparatus for carrying out the method In a method of thermal solid waste exploitation the pure pyrolysis gases are used for auxiliary heating in combustion and the flue gases from combustion are used for heating in pyrolysis. In a solid waste processing installation the pure gas outlet of the... | 12/04/1984 |
| 4482315 | Bulk tobacco barn furnace An auxiliary wood furnace for a bulk curing tobacco barn is arranged for installation in a basement immediately below the conventional oil or gas fired furnace for ease of barn modification and adaptation to burning wood as the source of heat.... | 11/13/1984 |
| 4463687 | Powered downdraft gasifier A powered downdraft type combustion unit which substantially completely gasifies the fuel burned therein during the combustion process and produces a maximum amount of usable heat for utilization at a location remote from the combustion unit is provided. ... | 08/07/1984 |
| 4450776 | Industrial furnace A firebox has a liquid or gaseous burner and also a solid fuel grate assembly associated with a solid fuel inlet above the grate assembly for dropping solid fuel particles thereon. The grate assembly includes upper and lower bar type members and an interm... | 05/29/1984 |
| 4233914 | Pressurized waste wood furnace system A forced draft fan creates within a furnace fuel cell a pressure which is high enough to provide a pressure gradient effective to force the combustion gases from the cell all the way to the dryer. The combustion gases are provided by waste wood products w... | 11/18/1980 |
| 4135665 | Integrated sewage treatment system An on-site system in which means for treating domestic sewage generated within a building located thereon are totally integrated with means for modifing space temperatures and for heating water for sanitary and other purposes therein to form a matrix of i... | 01/23/1979 |
| 4017254 | Recirculating furnace-dryer combination A recirculating furnace-dryer combination including a combustion chamber, a housing surrounding the combustion chamber for maintaining a greater than atmospheric pressure within the combustion chamber, a dryer in which a greater than atmospheric pressure ... | 04/12/1977 |
| 3945331 | Thermal recovery system A dual function thermal recovery system for reducing pollutant emissions to the ambient and for utilizing normally wasted heat energy for beneficial purposes. A simple and efficiently operative assemblage of components for directly transmitting outlet sta... | 03/23/1976 |
| 3937272 | Cold set catalyst supply and fume incinerator for a foundry core making machine The apparatus comprises high pressure injection means for supplying during an accurately adjustable controlled cycle time an accurately adjustable controlled volume of atomized cold set catalyst into a high pressure dry air, nitrogen and/or CO2... | 02/10/1976 |
