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| Number | Title | Issue Date |
| 7228806 | Biomass gasification system A biomass gasification system for efficiently extracting heat energy from biomass material. The biomass gasification system includes a primary combustion chamber, a rotating grate within the primary combustion chamber for supporting the biomass during gasification, ... | 06/12/2007 |
| 7059256 | Combustion device The invention relates to an arrangement (1) for the combustion of granular, solid fuel, for example wood-flour pellets, chips and the like, comprising a preferably horizontal combustion chamber (16), a dispensing unit (3) for feeding the fuel in... | 06/13/2006 |
| 6849160 | Method and device for heat treatment of waste products An apparatus and method are for the pyrolysis of waste. The aparatus has a rotating cell formed of a cylinder in combination with a truncated cone rotating on the same axis. The apparatus also has a hopper for charging the waste at one end of the cylinder, an ash bo... | 02/01/2005 |
| 4545306 | High temperature furnace An improved high temperature furnace is disclosed for consuming various fuels and organic waste materials while generating usable energy. The furnace has a high pressure aeration system in its combustion chamber to increase combustion efficiency. One set ... | 10/08/1985 |
| 4442782 | Feed distributor for multiple hearth furnace A multiple hearth furnace feed distributor including a conical table feeder attached to the center shaft of the furnace for rotation therewith, together with a stationary convolute plow fixed above the conical table feeder.... | 04/17/1984 |
| 4388876 | Ash removal system An ash removal apparatus for a burner which produces ash moved through a discharge passage in the floor of the burner, including a circumferential ash-removing opening surrounding the grate of the burner, with the surfaces forming the opening being circum... | 06/21/1983 |
