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| Number | Title | Issue Date |
| 7316079 | Method for drying resin pellets An apparatus for drying resin pellets to be supplied to a molding machine under reduced pressure of a desired level by a reduced pressure drying means comprises a preheating means for heating resin pellets to be supplied to the reduced pressure drying means to a tem... | 01/08/2008 |
| 7192989 | Method and expansion device for preparing expanded thermoplastic microspheres The present invention relates to a method of preparing expanded thermoplastic microspheres, comprising charging thermally expandable microspheres into an expansion device comprising rotating feeding means enveloped by a hollow body, and one or more scrapers. The inv... | 03/20/2007 |
| 7097051 | Hanger rod for drying cabinet A hanger rod for a clothes drying cabinet includes a plurality of notches, each adapted to receive a hanger. Each notch is V-shaped, with opposite side walls which converge downwardly to a substantially pointed apex. The rod has front and rear walls defining a thick... | 08/29/2006 |
| 7025555 | Sweep auger with drive assembly A sweep auger having an auger that is rotated about its longitudinal axis by a power means and a drive assembly having at least three reduction gears that operatively connect the auger to a drive wheel such that the drive wheel rotates at a speed that is substantial... | 04/11/2006 |
| 6959504 | Emptying unit for recovering bottom residue, particularly in drying filters, drying units, and the like An emptying unit for recovering bottom residue, particularly in drying filters, drying units and the like, comprising, inside a container for treating and containing dried product, fluid introducing elements for moving the bottom residue of the dried product. A disc... | 11/01/2005 |
| 6941676 | Apparatus for freeze-drying foodstuffs and medicaments Disclosed is a freeze-drying apparatus for foodstuffs, medicaments, etc., wherein liquid material is directly and distributively poured into upright cylindrical tubes, then, in its isolated state from external atmosphere for perfect sterilization, the liquid materia... | 09/13/2005 |
| 6910801 | Agitating and mixing device The object of the present invention is to provide a device with a simple structure which can uniformly mix bulk materials. A device comprises a rotary shaft 6 to be rotated by a driving means 3, a container outer shell 7 fixed to the rota... | 06/28/2005 |
| 6745490 | Distributive ejection device for liquid material to be used in freeze-drying apparatus for foodstuffs, medicaments, and so on This invention is concerned with a distributive ejection apparatus for liquid material in a freeze-drying apparatus for foodstuffs, medicaments, etc., wherein the liquid material adjusted from the starting material for foodstuffs, medicaments, etc. is caused to free... | 06/08/2004 |
| 6722056 | Drying 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 |
| 6655039 | Centrifugal dryer For separating and drying pellets from a suspension, centrifugal dryers have proved successful wherein a rotor equipped with conveyor blades and disposed vertically in an outside housing for collecting the liquid is enclosed coaxially by a hollow body for... | 12/02/2003 |
| 6533124 | Quality control system for monitoring and control of contaminants in recycled plastics An apparatus and process for continuously discriminating between a contaminated plastic material containing trapped volatile contaminants and plastic material which contains an acceptable threshold of contaminants including first supplying a continuous so... | 03/18/2003 |
| 6481117 | Apparatus 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 |
| 6470592 | Method 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 |
| 6393722 | Chamber 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 |
| 6226889 | Continuous rotary vacuum retort apparatus and method of use The present invention relates to a method and apparatus for use in removing at least one volatile contaminant from contaminated material by using a rotary vacuum retort during high temperature and vacuum processing. The loading and unloading are performed... | 05/08/2001 |
| 6189234 | Continuous flow fluid bed dryer A continuous flow fluid bed dryer has a dryer housing having a drying chamber and a plenum chamber located beneath the drying chamber. Moist product to be dried is introduced to the drying chamber at a product inlet and proceeds through the drying chamber... | 02/20/2001 |
| 6170168 | Circular drying element and drying plant with such a drying element Annular drying element (15) for mounting on a rotor axle in a drying plant for indirect heating or cooling of moist, comminuted, biological material such as fishmeal, offal from slaughterhouses, mash from breweries and similar materials of animal, vegetab... | 01/09/2001 |
| 6139313 | Furnace having toroidal fluid flow heating zone There is described a furnace of the kind in which a toroidal fluid flow heating zone may be established. The furnace includes a chamber (7a) in which there is provided an inner block and a ring of angled blades (21) between the inner block and an inner wa... | 10/31/2000 |
| 6119367 | System for drying semiconductor wafers using ultrasonic or low frequency vibration In order to remove water adhering to the surfaces of cleaned semiconductor wafers W, a vibration transmitting device 20 capable of approaching the surfaces of the semiconductor wafers W, and an oscillator 25 for applying an ultrasonic vibration to the vib... | 09/19/2000 |
| 6105275 | Continuous rotary vacuum retort apparatus and method of use The present invention relates to a method and apparatus for use in continuously loading material to be treated into a rotary vacuum retort and continuously unloading one or more vapors or similar volatile substances and treated material out of the rotary ... | 08/22/2000 |
| 6035546 | Device for heat-treating bulk materials in feed screws and bulk material drying method Device for the thermal treatment of bulk material with a screw conveyor transporting the bulk material which is equipped with infrared heat radiators in a tempering zone, characterized in that the infrared heat radiators are arranged in the screw conveyor... | 03/14/2000 |
| 5887972 | Extruder for plastic granules An extruder for melting plastic granules which is designed as a two-stage system in an integrated structural unit with an extruder chamber having an extruder screw in a heatable housing, as well as with a drying chamber having a heated conveying screw wit... | 03/30/1999 |
| 5869810 | Impedance-heated furnace There is disclosed an impedance-heated furnace for processing a nonflowable but conveyable material at the processing temperature comprising a nonrotating shell having electrical-conducting properties, and heated to a processing temperature using electric... | 02/09/1999 |
| 5857264 | Dryer, particulary for granular or powdered products The dryer includes a double-walled casing, the inner wall of which defines a cylindrical drying chamber for receiving the products and the outer wall and the inner wall of which define between them an interspace for the circulation of a diathermic fluid. ... | 01/12/1999 |
| 5806205 | Method 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 |
| 5746007 | Aggressive convective drying in an agitated pan type 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 an agitated pan type dryer apparatus and method for aggressive convective d... | 05/05/1998 |
| 5724751 | Process and apparatus for drying organic or inorganic materials A method of drying organic or inorganic material or a mixture thereof, said material containing a liquid or liquids, which comprises introducing said material interiorly of a rotating rotor carrying on its periphery oscillating rotor blades, said rotor ro... | 03/10/1998 |
| 5709036 | Aggressive 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 |
| 5671550 | Proportioning particulate conveying apparatus The invention relates to a particulate conveying apparatus for evenly drying particulate material. The apparatus comprises a plurality of spatially separate, essentially parallel, vertically oriented proportioning plates, disposed between a first end and ... | 09/30/1997 |
| 5659971 | Aggressive convective drying in an nutsche type filter/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 nutsche type filter/dryer apparatus and method for aggressive convective ... | 08/26/1997 |
| 5596816 | Method for drying particulate material A method is disclosed for drying particulate material, particularly alumina, which comprises the steps of subjecting a first portion of a wet particulate material feed to pre-drying to produce at least partially dried particular material and moisture, hea... | 01/28/1997 |
| 5592748 | Heat treatment of solid catalyst or adsorbent particles in the presence of fluid in a vibrating helical coil An apparatus for the treatment of solid particles having a substantially circular metal coil with at least two turns helically would around a vertical axis and a central shaft, a lateral pipe for introducing particles and a lateral pipe for drawing off pa... | 01/14/1997 |
| 5570516 | Drying system having continuously connected close spiral conveyers Disclosed is a drying system having continuously connected close spiral conveyers mainly including a material mixer, a pump, a plurality of spiral conveyers connected end-to-end and zigzagging their way from top to bottom, a plurality of steam chambers ar... | 11/05/1996 |
| 5546676 | Aggressive convective drying in an agitated pan type 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 an agitated pan type dryer apparatus and method for aggressive convective d... | 08/20/1996 |
| 5544424 | Aggressive 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 |
| 5544425 | Aggressive convective drying in a nutsche type filter/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 nutsche type filter/dryer apparatus and method for aggressive convective ... | 08/13/1996 |
| 5531034 | Horizontal dryer having a screw conveyor and ring electrical heating elements A continuous dryer for minerals and ores which employs a single horizontal screw conveyor in a cylindrical drying chamber with a plurality of external electrical heating elements surrounding the drying chamber. The screw conveyor has cut and folded flight... | 07/02/1996 |
| 5465503 | Dryer densifier A dryer densifier includes a hopper for receiving wet, dry and/or flaky thermoplastic waste material. The hopper feeds an auger barrel which is heated and insulated whereby material passing therethrough may be dried and fused together with other material.... | 11/14/1995 |
| 5333396 | Drying 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 |
| 5263267 | Method and apparatus for reducing volatile content of sewage sludge and other feed materials Apparatus for the drying of sludges and other fouling feed materials. A rotary screw type indirect heat exchanger is provided having at least one screw member. The screw member includes a helical-shaped flight having a helix angle of about 10 degrees or l... | 11/23/1993 |
