Matches 51 - 100 out of 209 < 1 2 3 4 5 >
Match Document Document Title
5695329 Rotary kiln construction with improved insulation means  
A rotary kiln apparatus including an outer kiln shell defining an interior heating chamber therein for receiving material for heating which preferably includes a rotational drive for rotating the...
5688117 Rotatable heating chamber with internal tubes for waste  
A low-temperature carbonization drum for waste includes many heating tubes located in the interior. The tubes are each secured by one end to a first end plate and by the other end to a second end...
5685709 Apparatus for heat treatment of lime sludge  
Disclosed is a method and an apparatus for the heat treatment of lime sludge (CaCO 3 ) to form burnt lime (CaO). In the method of the present invention lime sludge is dried in a gas dryer means, to...
5662050 Process for chemical/thermal treatment without toxic emissions  
An apparatus and process for chemically and/or thermally treating substances containing or generating toxic substances during treatment is disclosed. Multiple reactors treat the material while the...
5649823 Apparatus for improved manufacture of cement in long kilns  
A bypass system is provided for a long cement kiln. The long cement kiln includes a cylindrical rotary vessel in which a kiln gas stream flows countercurrent to in-process mineral. The bypass...
5643548 Drying and separating process and plant  
A process and plant for drying and then separating moist salts, such as magnesium sulfite, in which the moist magnesium sulfite is heated to a temperature greater than or equal to about 200° C. in...
5616023 Rotary kiln with a polygonal lining  
A rotary kiln having a polygonal lining is disclosed for pyro-processing cement, lime, other minerals, as well as other materials. Specifically, utilizing a polygonal lining of brick or a...
5603615 Smoke pollution device for tunnel kiln  
The present invention relates to a smoke and heat source recycling device for a tunnel kiln in order to prevent smoke pollution. It has an exhaust fan in the preheating zone, the exhaust fan...
5580242 Rotary kiln  
A rotary kiln has a generally cylindrical housing centered on and extending along an axis inclined to the horizontal and having an upper upstream end and a lower downstream end and a drive that...
5573396 Low emissions burner  
A premix burner assembly for heating the combustion chamber of a dryer for an HMA plant, soil remediation plant, or the like is designed to meet the very low emission limitations that are imposed...
5569030 Method for improved manufacture of cement in long kilns  
The present invention is directed to a method for controlling the kiln gas stream in a conventional long wet or dry process cement kiln modified for delivery of solid fuel into the calcining zone....
5566626 Incineration kiln devices and methods of protecting the same  
An incineration kiln of the slagging mode, which has an outer shell and a protective layer inside the shell with quantum failure identifiers. The quantum failure identifiers recognizes one or more...
5551870 Rotating kiln seal  
A rotating seal device for a rotary drum kiln. A rotating seal member is welded about the drum near each of its ends, each sealing against a rotationally stationary seal member joined with the...
5549472 Control of protective layer thickness in kilns by utilizing two laser beams  
Methods and devices for protecting incineration kilns by optically determining the thickness of protective refractory and slag layers and taking suitable measures to avoid catastrophic failure due...
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...
5538340 Counterflow drum mixer for making asphaltic concrete and methods of operation  
An inclined counterflow rotating drum mixer has a burner head intermediate an aggregate inlet at one end of the drum and an asphaltic concrete discharge at the opposite end of the drum. A fan...
5482458 Heat treatment of expansible materials to form lightweight aggregate  
A rotary kiln (10) is employed which is inclined downwardly from its charge end (12) to its discharge end (14) and has a maximum length to breadth ratio of 5:1. The interior space of the kiln (10)...
5460518 Rotary kiln with a cast polygonal lining  
A rotary kiln having a polygonal lining is disclosed for pyro-processing cement, lime, other minerals, as well as other materials. Specifically, utilizing a polygonal lining of a refractory or...
5431560 Device for supplying gas to a cylindrical rotary kiln  
A device for supplying gas to a rotary cylinder by means of a slip ring channel is described, a relative movement between rotating part and stationary part of the slip ring being permitted.
5415541 Rotary drum  
The invention relates to a rotary drum with relatively large dimensions, the shell of which is supported by means of riding rings each on a pair of supporting rollers of a supporting roller stand....
5393225 Rotating tube heat treatment installation, in particular rotating tubular kiln, with indirect heat feed or dissipation  
A rotating tube heat treatment installation, for example a rotating tubular kiln for the thermal splitting of MgSO 3 , or a slag cooler for the separation of salts and aluminum, comprises as the...
5377603 Burning of blended waste-derived supplemental fuel for improved manufacture of cement  
A method is described for environmentally sound usage of combustible hazardous waste in an operating rotary kiln. The method is particularly adapted for disposal of solid hazardous wastes,...
5344229 Angle and velocity adjustment of a hot mix asphalt drum when output gas temperatures are uneven  
An apparatus for controlling the angular velocity and slope angle of a hot mix asphalt drum as a function of the temperature gradient across the drum outlet. Uneven gas outlet temperature indicates...
5337684 Material decontamination apparatus and method  
Methods and apparatuses for removing contaminants from materials, particularly vaporizable contaminants from flowable material such as liquids, sludges or soil: and in one aspect, reusing heat...
5338189 Heat treat furnace  
A holding plate holding a number of chip components coated with electrode paste is carried into a furnace body. The furnace body includes a rotator which is intermittently rotated about a shaft....
5330351 Trefoil construction for rotary kilns  
The invention discloses a multichambered structure for a rotary kiln. At least three bases are formed from radial blocks equidistantly spaced about and adjustably attached at one surface thereof to...
5320524 Gas scrubber for wet process rotary kilns  
In the initial part of a wet-process rotary kiln, means to decrease the amount of product dust entrained in the escaping combustion gases. Pipes running lengthwise of the kiln, in the region where...
5302118 Soil remediation apparatus  
An apparatus and method for decontaminating petroleum contaminated soil and the like, and which comprises a rotary drum dryer which is adapted to convey the soil therethrough, and which includes a...
5297494 Incinerator for burning waste  
A combustible waste incinerator with a tubular furnace defining a cavity with a first opening for receiving said waste and a second opening and an interior and an exterior surface is disclosed. A...
5295821 Foundry sand thermal reclamation system and method  
A thermal treatment system and method characterized by an outer drum mounted on the base for rotation about a rotational axis; an inner drum mounted coaxially within the outer drum closer to a...
5261555 Insulated structure  
An insulated structure, typically a drum, can initially have an outer uninsulated wall of heat conductive material. The outer wall, such as the outer cylindrical wall of a drum, may then be...
5259756 Rotary kiln off-gas vent system  
A rotary kiln has a rotatable cylinder through which a product passes in counter-current to a hot gas stream which dries the product. At the product entrance end, a vent annulus enters into the...
5240412 Method and apparatus for removing volatile hydrocarbons from particulate soils  
A continuous method of removing volatilizable organic composition from particulate mineral composition comprises heating the organic composition contaminated mineral particles in a rotating drum...
5238401 Slagging rotary kiln  
An improved kiln wherein a smile shaped oil cooled refractory support is shortened so its distal end is adjacent the outside end of a front nose ring on a rotatable kiln drum, the nose ring being...
5224433 Waste fuel delivery to long kilns  
A method is described for environmentally sound usage of combustible hazardous waste in an operating rotary kiln. The method is particularly adapted for disposal of solid hazardous wastes,...
5217367 Heating drum for receiving a printing blanket to be vulcanized  
A heating drum for receiving a printing blanket to be vulcanized in a pressure chamber is comprised of a hollow drum body formed of a thin drum wall having a separating slot that extends parallel...
5213496 Feeding system for a lime reburning kiln  
A method and apparatus for heat treatment of lime mud comprises drying of the lime mud to be introduced into the lime reburning kiln in a pneumatic dryer by means of flue gases discharged from the...
5190454 Electronic combustion control system  
An apparatus and method for adjusting the air-fuel ratio of a burner in order to minimize the presence of undesirable emissions in exhaust gases of the burner combustion. A burner calibration is...
5145361 Burner and method for metallurgical heating and melting  
An object of this invention is to reduce the amount of substantially pure oxygen required during heating, refining and melting operations in metallurgical processes. In accordance with the...
5103745 Movable air seals for a rotary combustor  
A movable axially oriented air seal for a rotary combustor for burning municipal solid waste wherein the shoe portion of the seal is movable allowing the area over which underfire and overfire air...
5102330 Opposed fired rotary kiln  
A rotary kiln system wherein oxidant injection means are positioned at each stationary end and inject oxidant toward each other creating gas recirculation within the rotary kiln for improved...
5100314 Apparatus and process for direct reduction of materials in a kiln  
An apparatus for directly reducing pellets of material without melting the material includes the transporting of the pellets through drying and preheating zones on an oxidizing traveling grate and...
5078593 Method for recovery of energy values of oily refinery sludges  
Method for disposal of oily refinery sludges containing a hydrocarbon component, a solids component comprising sediments such as sand, silt, rust or scale, and water in an operating rotary kiln...
5073107 Apparatus for making green briquettes for forming Si, SiC or ferrosilicon  
A process and apparatus for the preparation of green briquettes for the production of silicon or silicon carbide or ferrosilicon in electric pit furnaces, quartz sand, a carbon carrier and a...
5040973 Rotary reactor and lifter assembly  
A rotary reactor of the type having a cylindrical, horizontally-oriented chamber lined with a refractory for burning materials therein and a plurality of trough-like lifters, extending along the...
5000680 Rotary kiln  
A rotary kiln having a material processing drum rotatably supported by a shaft. The shaft is rotatably supported by a bearing structure having a radial bearing and a thrust bearing. A radial...
4988290 Combustion space with a ceramic lining such as in the combustion chamber of an internal combustion engine or the combustion space in a rotary kiln furnace  
An internal combustion engine having combustion chambers with ceramic linings. These ceramic linings have webs between inner and outer surfaces for forming sealed cavities therein.
4978294 External heating rotary furnace  
This invention aims to offer an external heating rotary furnace for indirectly heating materials such as ore, coke, etc. which are liable to be oxidized, by insulating then from an oxidixing...
4972786 Finned tubed rotary combustor  
A finned tube rotary combustor for a municipal solid waste incinerator having a plurality of finned tubes disposed in a circular array so that the fins of adjacent tubes register, but are separate...
4973245 Method for cooling a kiln furnace  
The invention relates to the cooling of a rotary kiln with a liquid cooling agent. According to the invention, the cooling agent is distributed to form an essentially even liquid blanket above the...
Matches 51 - 100 out of 209 < 1 2 3 4 5 >