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| Number | Title | Issue Date |
| 7895957 | Heat exchanger tube, method of manufacturing heat exchanger tube, and fluidized-bed furnace A heat exchanger tube 41 includes: a first cover layer 44 provided on an outer side of a tube main body 42 to partly or completely cover a tube main body 42; and a second cover layer 45 provided on an outer side of the first cover ... | 03/01/2011 |
| 6745706 | Process and apparatus for disposing of municipal solid waste A system for disposing of municipal solid waste 10) provides commercially-available equipment that is modified to initially remove identifiable unwanted components from the waste (12), and then chop the waste into small pieces (16) of a size sui... | 06/08/2004 |
| 6269754 | Steam generator for superheated steam for incineration plants with corrosive flue gases The invention relates to a steam generator (1) for superheated steam for incineration plants with corrosive flue gases, essentially comprising a radiation section (2) and a convection section (5), having at least one superheater (8) and having plates (10)... | 08/07/2001 |
| 6267066 | Refractory tile system for boiler tube/heat exchanger A refractory tile system includes a barrier layer coating applied to the wall (membrane and waterwall or tube wall) of a boiler of an incinerator or heat exchanger. Refractory tiles are then fastened to the tube wall utilizing a floating attachment mechan... | 07/31/2001 |
| 5803282 | Vacuum indicator for a bottle A bottle includes a cap secured on top and having a pipe extended upward and communicating with the interior of the bottle. A pump device is disposed on the cap for vacuuming the bottle. A bellows member is engaged on the pipe and includes a lower end sec... | 09/08/1998 |
| 4785769 | Refractory lined bodies A burner throat is defined by a cage of tubes and is lined by fitting refractory tiles. A plurality of retaining means each having two joined parts, the outer part abutting the tubes and the inner part exerting an abutting force radially inwards on the ti... | 11/22/1988 |
| 4583495 | Wood fired quick recovery water heater A wood-type solid fuel fired water heater of modular construction includes a radiation heat transfer section or module in the form of a first annular or cylindrical side wall of refractory material. A water circulating first coil is embedded in the inner ... | 04/22/1986 |
| 4250866 | Thermal energy storage to increase furnace efficiency A forced air furnace includes a conventional fuel fired, primary heat exchanger and a secondary heat exchanger associated with the stack. The secondary exchanger includes a phase change material having a transition temperature within the range of the stac... | 02/17/1981 |
