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Class Information
Number: 110/106
Name: Furnaces > Fuel feeders > Blower > Pulverizer
Description: Devices having a fan blower where the fuel is passed through the fan casing and is pulverized by the fan blades, and it includes also those devices having a fan blower and a rotary grinder in the same casing or in a casing in close proximity to the fan casing for pulverizing the fuel, and the fuel is passed on by the air-current to the firebox.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7426891 |
System for converting animal waste into an environmentally friendly energy source |
Sep. 23, 2008 |
| 7316188 |
Dedensification and delivery unit |
Jan. 8, 2008 |
| 7261046 |
System and method of reducing pulverizer flammability hazard and boiler nitrous oxide output |
Aug. 28, 2007 |
| 7017501 |
Riffle distributor assembly for a fossil fuel fired combustion arrangement |
Mar. 28, 2006 |
| 7013815 |
Adjustable air foils for balancing pulverized coal flow at a coal pipe splitter junction |
Mar. 21, 2006 |
| 6988452 |
Tower distributor assembly |
Jan. 24, 2006 |
| 6976440 |
Fuel distribution device for fuel feed ducts and method of operating distribution device |
Dec. 20, 2005 |
| 6899041 |
Multi-spin mixer for particulate coal supply conduit |
May. 31, 2005 |
| 6840183 |
Diffuser insert for coal fired burners |
Jan. 11, 2005 |
| 6807914 |
Shutoff device for burners of a pulverized coal furnace |
Oct. 26, 2004 |
| 6799525 |
Automatic coal damper |
Oct. 5, 2004 |
| 6789488 |
Adjustable flow control elements for balancing pulverized coal flow at coal pipe splitter junctions |
Sep. 14, 2004 |
| 6564727 |
Method and apparatus for uprating and controlling a solid fuel pulverized and exhauster system for a steam generator |
May. 20, 2003 |
| 6260490 |
Burner isolation valve for pulverized fuel systems |
Jul. 17, 2001 |
| 6085672 |
Apparatus for blowing synthetic resin into furnace |
Jul. 11, 2000 |
| 6055914 |
Pre-riffle box mixing device for coal-fired power plant |
May. 2, 2000 |
| 5799592 |
Inlet guide vanes for pulverizer exhausters |
Sep. 1, 1998 |
| 5775237 |
Dry bottom ash handling system |
Jul. 7, 1998 |
| 5762491 |
Solid material delivery system for a furnace |
Jun. 9, 1998 |
| 5685240 |
Variable orifice plate for coal pipes |
Nov. 11, 1997 |
| 5657704 |
Continuous high pressure solids pump system |
Aug. 19, 1997 |
| 5544596 |
Method of supplying coal and sulphur absorbent to a combustor and a power plant in which the method is applied |
Aug. 13, 1996 |
| 5492279 |
Variable spring rate pulverizer apparatus |
Feb. 20, 1996 |
| 5482027 |
Partitioned bisector regenerative air heater |
Jan. 9, 1996 |
| 5410973 |
Process and apparatus for the incineration of sewage sludge and refuse |
May. 2, 1995 |
| 5400725 |
Method and device for feeding particulate material into a pressurized container |
Mar. 28, 1995 |
| 5363776 |
Exhauster inlet venturi |
Nov. 15, 1994 |
| 5325603 |
Solids feed system and method for feeding fluidized beds |
Jul. 5, 1994 |
| 5285735 |
Control apparatus for injection quantity of pulverized coal to blast furnace |
Feb. 15, 1994 |
| 5239935 |
Oscillating damper and air-swept distributor |
Aug. 31, 1993 |
| 5215017 |
System and method for feeding paste material or slurry into a furnace |
Jun. 1, 1993 |
| 5175943 |
Solids feed system and method for feeding fluidized beds |
Jan. 5, 1993 |
| 5148757 |
Soil remediation method and apparatus |
Sep. 22, 1992 |
| 5070797 |
Process and device to feed additives into a shaft or cupola furnace |
Dec. 10, 1991 |
| 5069145 |
Plastic refuse disposal system |
Dec. 3, 1991 |
| 5014651 |
Method and apparatus for improving utilization of fuel values of as-mined coal in pulverized fuel-fired boilers |
May. 14, 1991 |
| 4981111 |
Circulating fluidized bed combustion reactor with fly ash recycle |
Jan. 1, 1991 |
| 4970971 |
System of and apparatus for sanitizing waste material |
Nov. 20, 1990 |
| 4932594 |
Pulverized coal flow control system |
Jun. 12, 1990 |
| 4924784 |
Firing of pulverized solvent refined coal |
May. 15, 1990 |
| 4798342 |
Fuel processing system for control of nitrous oxide emissions |
Jan. 17, 1989 |
| 4758118 |
Process and apparatus for the metered introduction of fine-grain solid materials into an industrial furnace particularly a blast furnace or cupola furnace |
Jul. 19, 1988 |
| 4749133 |
Apparatus for the pulverization and burning of solid fuels |
Jun. 7, 1988 |
| 4702180 |
Pulverized coal burner device |
Oct. 27, 1987 |
| 4690076 |
Method for drying coal with hot recycle material |
Sep. 1, 1987 |
| 4640205 |
Method of drying granular fuel in a fluidized bed combustion plant and a combustion plant with a drying device |
Feb. 3, 1987 |
| 4635566 |
Fuel mixer and burner |
Jan. 13, 1987 |
| 4630556 |
Method for burning coal-liquid slurry fuels and apparatus therefor |
Dec. 23, 1986 |
| 4611543 |
Restrictor application for in line gas entrained solids redistribution |
Sep. 16, 1986 |
| 4610136 |
Device for ignition of the powder in powder engines and powder-operated turbine engines |
Sep. 9, 1986 |
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