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| Number | Title | Issue Date |
| 8100066 | Hybrid feed mechanism A feed mechanism in which a ram (2) fed from a hopper (1) compresses a fuel against a closed valve (11) which is then opened for the ram to push the fuel towards a rotary scroll (6) for delivery to a processing vessel. ... | 01/24/2012 |
| 7146916 | Starved air inclined hearth combustor An inclined hearth combustor which generally includes a primary combustion chamber having a plurality of stepped hearths, a secondary combustion chamber in communication with the primary combustion chamber and a boiler having an inlet in communication with the secon... | 12/12/2006 |
| 6199491 | Refuse incinerating oven A refuse incinerating oven includes a refuse loading car, and a furnace body with lower and upper combustion chambers. The car is conveyed through the furnace body such that refuse loaded on the car can be ignited in the lower combustion chamber. The comb... | 03/13/2001 |
| 6196144 | Device for carrying out high-temperature recycling of heterogenously occurring waste and process for charging thereof The invention relates to a device, and a process for its charging, for carrying out high-temperature recycling for heterogeneously occurring waste in compact packages. The compact packages are introduced into a heated channel for evaporation of liquids an... | 03/06/2001 |
| 6024032 | Production of heat energy from solid carbonaceous fuels A process for the production of heat energy from solid carbonaceous fuels is disclosed which comprises subjecting the carbonaceous fuel to substantially anaerobic pyrolysis in at least one first zone and thereafter transferring the char resulting from the... | 02/15/2000 |
| 5899317 | Apparatus for pushing pulverized and/or lumpy objects An apparatus for pushing in a predetermined quantity solid pulverized and/or lumpy objects forming a deposited layer to a discharge section includes: a plurality of pusher members disposed in parallel with each other; and a driving device to which the plu... | 05/04/1999 |
| 5706742 | Method of feeding solid particles from a zone of low pressure to a zone of high pressure An apparatus 10 for feeding solid particles from a low pressure zone to a high pressure zone which generally comprises a live bottom bin 11 for feeding solid particles into a flow dividing auger 12 filling compartments 13 and 14 which in turn alternate in... | 01/13/1998 |
| 5567150 | Method for making sintered abrasive grain A method for making sintered abrasive grain. The sintered abrasive grain can be incorporated into abrasive articles such as bonded abrasives (e.g., grinding wheels), coated abrasives, and nonwoven abrasives.... | 10/22/1996 |
| 5549058 | Method and apparatus for charging a bulk material supplemental fuel into a long cement kiln A method and apparatus for feeding a bulk material supplemental fuel through a port formed in a side wall of a rotary vessel of a cement kiln. The apparatus includes a stationary annular plenum surrounding rotary vessel. The plenum is configured to define... | 08/27/1996 |
| 5528992 | Reciprocating combustion grate guide system A guide system for a reciprocating grate system having a grate surface, alternating rows of stationary and movable grate blocks, a movable carriage, a fixed undergrate structure, and a driving force device. The guide system includes guide units which guid... | 06/25/1996 |
| 5489204 | Apparatus for sintering abrasive grain An apparatus useful for sintering unsintered abrasive grain precursor to provide sintered abrasive grain. The sintered abrasive grain can be incorporated into abrasive articles such as bonded abrasives (e.g., grinding wheels), coated abrasives, and nonwov... | 02/06/1996 |
| 5433157 | Grate plate for thrust grating coolers for cooling hot material In order to create a grate plate design for a thrust grating cooler for cooling hot material such as, for example, cement clinker, this grate plate design has troughs at its upper side for accepting and retaining cool material for the purpose of protectin... | 07/18/1995 |
| 5394806 | Ram feeder carriage system A new carriage system for a ram feeder has been designed and is provided. As in the prior art, the carriage system has a drive cart to which is attached a driving force member at one end thereof and a ram member on the other and opposing end thereof. The ... | 03/07/1995 |
| 5388535 | Waste material flow control features in a material processing apparatus A material processing apparatus includes a casing having a pyrolysis chamber for receiving and pyrolyzing feed materials therein into a gaseous material and solid ash residue, a mass of refractory material contained in the casing upon a bottom thereof, be... | 02/14/1995 |
| 5259123 | Aeration rod-out assembly An aeration rod-out assembly for aerating a flow of solids in a pipe is disclosed comprising an aeration pipe with first and second ends, the first end connected to the pipe containing the flow of solids and a cap connected to the second end. A rod is sli... | 11/09/1993 |
| 5174747 | Grate plate The present invention pertains to a grate plate utilized in a cooling apparatus. Substantially the entire surface area of the exposed surface, that is, the surface of the grate plate that is not overlapped by a preceding grate plate, is recessed from its ... | 12/29/1992 |
| 5009171 | Feed device with filling hopper and adjoining feed chute for feeding waste to incineration plants A feed device comprises a filling hopper, a feed chute and a plurality of feeding pistons arranged adjacent to one another on a feed table, each feeding piston carrying at least one retaining and compression body in the area of its front end. The retainin... | 04/23/1991 |
| 4951580 | Waste feed arrangement An improved waste feed arrangement for feeding waste into a rotary combustor including a stepped support frame and a ram which pushes the waste through a doorway into the rotary combustor, the ram slidably engaging an upper step of the support frame and h... | 08/28/1990 |
| 4876971 | Water cooled incinerator An incinerator having a funnel shaped burning chamber within a firebox with the chamber being formed of water pipes connected to a water circulation system including a steam chest. The chamber is rotated about its axis which is inclined so that the lower ... | 10/31/1989 |
| 4796544 | Apparatus for tearing up and stoking bales of straw material and for stoking other kinds of solid fuel An apparatus for comminuting and stoking of straw bales, and for automatic stoking of chips, pieces of wood, paper, industrial waste, garbage, lignite, coal, briquettes, pellets, and similar solid fuel includes a number of substantially parallel reciproca... | 01/10/1989 |
| 4774894 | Smokeless burning system and method System and method for burning wood and other fuel materials in a substantially smokeless manner. The fuel material is fed to the inlet end of an inverse pile burning chamber through an air lock chamber having inlet and outlet gates to prevent smoke from e... | 10/04/1988 |
| 4732092 | Pyrolysis and combustion apparatus A system for pyrolysis and combustion of combustible solid material, such as waste, which comprises a pyrolysis chamber having a series of spaced vertically disposed movable grates, forming a plurality of stages in the pyrolysis chamber and permitting dow... | 03/22/1988 |
| 4718360 | Metering Feeder A metering feeder for delivering solid fuels, such as municipal or industrial refuse, for combustion includes a pair of generally vertically arranged hoppers. An upper hopper containing relatively compacted or intertangled fuel discharges metered amounts ... | 01/12/1988 |
| 4714031 | Combustor feeding arrangement An arrangement for feeding material to the open end of a combustor including a vertical chute leading to a doorway to the combustor which is normally closed by a biased door, and a stepped ram reciprocating at the bottom of the chute for feeding material ... | 12/22/1987 |
| 4646662 | Overfeed stoker A fuel stoker for removable attachment to the access port of a solid fuel furnace has a bin for receiving fuel such as coal and a chamber carrying a piston, located at the bottom of the bin, for periodically throwing a charge of coal on top of a fire. A s... | 03/03/1987 |
| 4637327 | Stoking plant for fuel in whole bales A stoking plant for fuel in whole bales, where the bales are conveyed on a transport tract (8) from a store and stoked in the whole condition into one of a number of combustion furnaces (2) with boilers (1), comprises a slide-gate (10) through which a bal... | 01/20/1987 |
| 4616573 | Metering feeder A metering feeder for delivering solid fuels, such as municipal or industrial refuse, for combustion includes a pair of generally vertically arranged hoppers. An upper hopper containing relatively compacted or intertangled fuel discharges metered amounts ... | 10/14/1986 |
| 4571137 | Device for supplying solid fuel to a furnace A device for supplying solid fuel to a furnace comprises a cell wheel (16) for receiving fuel portions in the cells (19) open axially. The cell wheel is rotatably mounted between two stationary end walls (12, 13) forming two openings (20, 21) facing each ... | 02/18/1986 |
| 4539915 | Automatic feed device for solid fuel boiler, specifically for logs of wood This invention concerns an automatic feed device for a solid-fuel boiler, specifically for logs of wood. The subject of the invention is an automatic feed device for a solid-fuel boiler, specifically for logs of wood, characterized by the fact that it com... | 09/10/1985 |
| 4510873 | Stoker type firing equipment for use with city refuse incinerator Stoker type firing equipment for use with a city refuse incinerator provided with step type stokers formed by combining movable fire grates and fixed fire grates alternately and gas injectors installed in the fixed fire grates inject low temperature inert... | 04/16/1985 |
| 4170183 | Incinerating method and apparatus having selective, controlled movement of materials during combustion A method and apparatus for incinerating combustible materials wherein the movement of the material particles is controlled as they are moved over an arrangement of grate sections during combustion in relation to particle density so that less dense particl... | 10/09/1979 |
