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| Number | Title | Issue Date |
| 7241322 | Pyrolyzing gasification system and method of use The gasifier includes a furnace bed segmented into individual cells, each cell is independently monitored using a ramp temperature probe, and provided with controlled air injection to provide individually controlled burn regions within the gasifier. Gasifier air inj... | 07/10/2007 |
| 6647901 | Automatic coal stoker An automatic coal stoker is disclosed having at the base of its hopper an enclosed reciprocating pusher assembly rectangular box shaped which delivers compressingly a defined but variable quantity of coal into a restricted passageway. Successive quantitie... | 11/18/2003 |
| 5283049 | Minimizing coking problems in tubular process furnaces A closed tube extension or deadleg is included below the vertical tube of a hydrocarbon pyrolysis furnace. The deadleg passively collects spall coke particles to avoid plugging of the tube or its hydrocarbon inlet. Inspection or cleaning devices can be in... | 02/01/1994 |
| 4646713 | Smoke-incinerating woodstove An improved process of the type wherein a fuel is first pyrolyzed in a chamber and the resulting volatiles and non-volatiles then transferred to a combustion region for burning, the improvement comprising temporarily storing at least a portion of the vola... | 03/03/1987 |
| 4419940 | Boiler installation Sulfur is readily and efficiently removed from solid fuel in a boiler installation which comprises a hearth for burning and thereby gasifying the solid fuel, the hearth including a grid supporting a fluidized bed of the solid fuel spread thereover, and a ... | 12/13/1983 |
