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Class 34/181 - With gas or vapor flow for contact with treated material


Subclass of Class 34 - Drying and gas or vapor contact with solids
Definition: Apparatus including means to contact the material undergoing
No. of patents: 67
Last issue date: 02/26/2008


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NumberTitleIssue Date
7334345Biomass converters and processes
This invention pertains to a bio-mass processing system, and method of processing waste bio-mass, wherein one or more mixers mixes a bed of bio-mass material such as manure at substantially any and all locations in a defined length and width portion of the bed, in a...
02/26/2008
7181865Device for drying products such as in particular purifying station sludge
A device for drying sludge originating in a waste water treatment plant is enclosed in a greenhouse having a floor for receiving a bed of sludge to be dried. The greenhouse employs solar energy. A spreader located in the greenhouse ensures the the sludge is spread o...
02/27/2007
7020984Device for feeding a drying gas to a mixing granulator
The invention relates to a device for feeding a drying gas to a mixing granulator comprising a mixing chamber and a rotating agitator (3), on which mixer blades (4) are arranged in a radial position with respect to a drive shaft (5). The feeder ...
04/04/2006
6722056Drying vapor generation
Drying semiconductor wafers or substrates by introducing an polar organic compound in liquid form into or onto means for enhancing evaporation within a process chamber and allowing the liquid to evaporate and form a drying vapor within the process chamber. ...
04/20/2004
6615507Mixer for mixing gases and other newton liquids
The invention provides a mixer for mixing gases and other Newton liquids, with a flow channel and built-in surfaces arranged in the flow channel that influence the flow. The built-in surfaces are vortex-generating surfaces with free surging leading edges ...
09/09/2003
6481117Apparatus for continuously drying vegetables, particularly leaf vegetables
The invention relates to an apparatus for continuously drying vegetables, particularly leaf vegetables, comprising a mechanical drying section and a thermodynamic drying section, said mechanical drying section comprising a preliminary dripping section and...
11/19/2002
6470592Method and apparatus for freeze-drying of foods, medicaments, etc.
A process is provided for freeze-drying medicaments and foodstuffs comprising dissolving the foodstuffs or medicaments in a solvent, introducing the solution formed into a shell comprising a desiccating chamber of a shell-tube freeze-drying device to caus...
10/29/2002
6405454Method and apparatus for heating and/or drying flowable loose material
A method and device for heating and/or drying flowable loose material, especially granular polymeric material, that is to be conveyed to a processing machine, such as an injection molding machine, are provided. A hot air stream that has been heated up wit...
06/18/2002
6393722Chamber and installation for drying animal waste
The invention concern a chamber for drying animal waste, in particular poultry manure, adapted to receive a mixture (M) of fresh waste and dry waste, the floor thereof being adapted to retain the mixture (M) while being permeable to air (A), said floor co...
05/28/2002
6364948Coating and drying apparatus
An apparatus for heating and/or cooling a plurality of particles including a generally circular bed for holding the particles, the bed having a substantially centered annular inner bed wall, an outer bed wall and an irregular bottom. The apparatus also in...
04/02/2002
6249988Particulate drying system
A blending chamber for blending fluids used to dry particulate matter has a chamber body with a first inlet opening, a second inlet opening, a third inlet opening, an outlet opening and a blending section. The blending section is arranged in a flow direct...
06/26/2001
6249989Method and apparatus for heat transfer
A method and apparatus of heating or cooling a charge of a solid material are disclosed. The method includes the steps of supplying a charge of the material to form a packed bed of solids in a process vessel having one or more passageways through which a ...
06/26/2001
6185841Enhanced heat transfer system
A method and apparatus for heating or cooling a solid material (93) in a process vessel (80) is disclosed. The Method includes supplying a working fluid to a vessel which holds a packed bed (93) of the solid material. The method is characterised by revers...
02/13/2001
6006440Process and apparatus for drying a slurry
The invention is directed to a process and apparatus for drying a slurry, particularly a sludge, such as sewage sludge, in which a sludge mixture of recycled dried sludge and wet sludge is fed to a drier. The quantity of wet sludge or recycled dried sludg...
12/28/1999
5992044Method and apparatus for drying grain
A grain dryer has a horizontal plenum connected to a source of heated forced air and has at least one generally perforated wall. A substantially enclosed grain conduit extends along the plenum and has one of its sidewalls being the perforated wall of the ...
11/30/1999
5893218Seed dryer with automatic control of temperature air flow direction and rate
An automatically controlled seed dryer of the present invention is adapted to efficiently and precisely dry seed by automatically controlling the temperatures directions and air flow rate; of air flow through the seed within the bin. The invention include...
04/13/1999
5893216Wall-drying system
A pressurized air distribution network of conduits terminates in small, needle-like nozzles adapted to penetrate a wall, ceiling or layers of flooring, or other moisture-laden areas, such as trapped air space beneath cabinets, through an unobtrusive, easi...
04/13/1999
5806205Method and apparatus for dehydrating particulate material
The apparatus includes a channel having an inlet end for receiving particulate material to be dehydrated and an outlet end for discharging the particulate material in a dehydrated condition. A screw conveyor rotatably mounted in the channel advances the p...
09/15/1998
5737850Method and apparatus for drying poultry manure
A chicken manure drying system is placed in a hen house. A platform of the system is disposed underneath a plurality of chicken cages. As chicken manure drops from the chicken cages, it collects on the platform. Drying fans of the system are disposed adja...
04/14/1998
5711089Radiant heater for processing of polymers
This invention comprises a radiant heater for use in thermally processing granular polymers and powders. The heater comprises an enclosed air-tight case for housing the reflector, the electrical and structural elements, and the lamps and lamp chamber. The...
01/27/1998
5709036Aggressive convective drying in a conical screw type mixer/dryer
The present invention relates to improved drying techniques which increase the capacity and efficiency of agitated pan type dryers. In particular, the present invention relates to a conical screw type mixer/dryer apparatus and method for aggressive convec...
01/20/1998
5634282Radiant heater system for solid phase crystallization and polymerization of polymers
A system for the solid phase polymerization of polymers comprising a crystallizer, and wherein cold amorphous polymer is introduced to the crystallizer. A source of infrared radiation is associated with the crystallizer, and the polymer is heated by apply...
06/03/1997
5615494Apparatus for treating a filter cake
An apparatus for detaching a filter cake created by a suction dryer from off the filter surface of a filter medium and for an essentially simultaneous treatment of the cake to a form advantageous for further processing. The apparatus comprises a suction d...
04/01/1997
5544424Aggressive convective drying in a conical screw type mixer/dryer
The present invention relates to improved drying techniques which increase the capacity and efficiency of agitated pan type dryers. In particular, the present invention relates to a conical screw type mixer/dryer apparatus and method for aggressive convec...
08/13/1996
5477623Drying apparatus
A drying apparatus for drying a moist material includes a container having an opening for receiving the material therein. A top cover is provided for closing the opening of the container. A heater and fan are provided on the bottom of the top cover so as ...
12/26/1995
5468122Uniform mechanical wet grain unloading system
A process for uniformly removing wet grain in a layer of relatively uniform thickness from a wet grain container. Wet grain charged into the grain container is supported on an perforated or air-pervious floor supported above the bottom of the grain contai...
11/21/1995
5375343Evaporator for drying sludges
An evaporation device for drying sludges includes a heatable, hollow cylindrical, approximately horizontally oriented evaporator provided at one end with a product inlet and at the other end with a product outlet while in its product-charged interior an e...
12/27/1994
5355590Process for the drying and granulation of aspartame
The invention relates to a process for the drying and granulation of aspartame through the thermal treatment of a wet mass of aspartame crystals using a hot carrier gas, characterized in that a wet mass of aspartame crystals is supplied, in a continuous p...
10/18/1994
5333396Drying apparatus having a rotary spiral blade and a baffle plate in opposition thereto
A drying apparatus for removing moisture content from a substance to be dried, comprises a peripheral wall defining a working space for drying the substance, the peripheral wall defines at least an inlet for charging the substance to be dried, an outlet f...
08/02/1994
5271163System for treating flowable materials
A system for treating flowable materials wherein an elongated cylindrical housing is provided with an inlet for introducing material to the housing at one end thereof. An inner wall surface is defined by the housing and the temperature of the inner wall s...
12/21/1993
5251385Method of heating a grain dryer and apparatus therefor
A stove for burning corn (maize) including a heat exchanger having an input chamber in which corn is burned, and an output chamber where heat from the burning corn is absorbed in air, which is directed to a conventional grain drying machine for drying the...
10/12/1993
5216821System and method for removing a volatile component from a matrix
A system and method is disclosed for removing a volatile component from volatile component-containing matrix. A volatile component-containing matrix, such as a sludge contaminated with volatile organic material or volatile inorganic material, is directed ...
06/08/1993
5129164Portable grain handling bin
A portable grain bin comprises a wheeled frame in which the wheels are movable relative to the frame to sit the frame on the ground and thereby transfer the load of material in the bin to the ground. The bin is grossly asymmetric with a bottom discharge m...
07/14/1992
5105560Apparatus and process for drying and comminuting matter
A flow dryer is disclosed for comminuting and dehydrating matter using a stream of hot gas, said flow dryer being of the type employing an inlet duct in series with an agitator followed by a drying duct, the agitator having an inlet communicating with the...
04/21/1992
5092960Method for drying suspensions of organic solids in water
Distillers syrup or similar liquid solutions or suspensions of organic solids and oil and water is dried to obtain granular solids with improved syrup content by continuously spraying the syrup or liquid onto the upper surface of a previous bed of granula...
03/03/1992
5065528Drying apparatus utilizing solar heat
An energy-saving type solar-heated drying apparatus for drying various types of matter, which utilizes a drying room surrounded by a solar-heat transmitting/absorbing wall. In the drying room, the matter is deposited on an elongated drying cage while expo...
11/19/1991
5061448Incubator
An apparatus for incubating and/or incubating shaking biological test specimens having a detachable autoclavable chamber. The main incubating chamber is provided with a support plate and diffuser plate for directing a controlled flow of heated air to the ...
10/29/1991
4980978Method and apparatus for drying thermosensitive materials
A method of drying thermosensitive materials includes spraying such materials onto inert bodies circulating about a closed space in a flow of a heat-transfer agent at an increased temperature. In the upper part of the flow of the heat-transfer agent, occu...
01/01/1991
4977838Modular door jamb and lintel system for industrial furnaces
A modular door jamb and lintel system for an industrial furnace having an access door opening. A module is provided with a pair of spaced, generally vertical door jambs of precast refractory material. A refractory lintel spans the door jambs and combines ...
12/18/1990
4875904Coffee bean roaster
A coffee-bean roaster for small quantities of coffee, which has a cylindrical roasting chamber (11) and in which only one fan (35) is provided for roasting and for cooling, is described. The coffee beans are roasted in the roasting chamber as a result of ...
10/24/1989
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