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| Number | Title | Issue Date |
| 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 |
| 6128828 | Drying machine A drying machine includes a hot air blower, a housing divided horizontally into plural long chambers having an open upper side, a closed bottom and two longitudinal sides bored with through holes, a screw conveyor respectively positioned in each long cham... | 10/10/2000 |
| 5974688 | Apparatus for controlled drying of sludge A method and drying apparatus for drying a quantity of sludge. The drying apparatus is comprised essentially of a plurality of drying zones; a plurality of infrared emitters within each of the drying zones; a means for producing a flow of the sludge throu... | 11/02/1999 |
| 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 |
| 5517767 | Grass and other yard waste materials dryer apparatus and method A dryer apparatus and method for drying yard waste or other particulate matter is disclosed. The dryer has a generally vertical housing defining an internal drying chamber. An input device may be positioned adjacent the housing top for transferring the pa... | 05/21/1996 |
| 5375344 | Apparatus for removing moisture from a wet material using a radiant heat source An improved method and apparatus for removing moisture from a wet material. The apparatus is of the type having: an elongated trough having at least one level for containing the material, the trough having an upward open portion, a downward closed portion... | 12/27/1994 |
| 5347729 | Food and materials dryer A food and materials dryer having one or more cylindrical hollow rotary tunnels each consisting of an outer cylindrical shell and an inner lining cylinder. The inner lining cylinder has perforations and is mounted substantially concentrically within the o... | 09/20/1994 |
| 5321900 | Food and materials dryer A food and materials dryer having one or more cylindrical hollow rotary tunnels each consisting of an outer cylindrical shell and an inner lining cylinder. The inner lining cylinder has perforations and is mounted substantially concentrically within the o... | 06/21/1994 |
| 5293696 | Device for the dehydration of sewage sludge A method and apparatus for dehydrating sewage sludge is described. Sewage sludge is placed into a dehydration chamber. The sewage sludge is heated to convert moisture in the sewage sludge to steam and cause gasification. Steam and gases are drawn from the... | 03/15/1994 |
| 5220733 | Modular radiant plate drying apparatus A universal industrial modular drying apparatus called a Radiant Plate Dryer for drying sewage sludge, pulp sludge, other industrial sludges, slurries, grains, cereals, organic and inorganic fibres and pulps, chemical waste and other similar materials. Th... | 06/22/1993 |
| 5216821 | System 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 |
| 5156570 | Combine-grain dryer A grain harvesting combine drives the grain in the combine vehicle using three separate chambers connected by auger conveyors. The grain is heated in the first two chambers and air is circulated through them to move the moisture away from the grain. The f... | 10/20/1992 |
| 5143626 | Sludge dehydrater having specially designed augers and infrared heater elements The invention discloses an apparatus and process for destroying pathogens and dehydrating streams of waste in one, continous process. More particularly, the invention contains an auger with specially modified, variably angled blades which agitates a strea... | 09/01/1992 |
| 5143663 | Stereolithography method and apparatus An improved stereolithographic apparatus and method is described. In one embodiment, the improvement includes immersing at least a portion of a part in a volume of a liquid solvent in a vapor degreaser while subjecting the portion to ultrasonic agitation ... | 09/01/1992 |
| 5061448 | Incubator 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 |
| 4761897 | Screw conveyor type drying apparatus A screw conveyor type drying apparatus has a plurality of hollow drive shafts each having a plurality of hollow feed vanes located on the respective drive shaft along an imaginary helix positioned on the outer peripheral surface of the drive shaft. The dr... | 08/09/1988 |
| 4750274 | Sludge processing Methods for continuous drying of sludges. Large scouring particles are added to a sludge to be dried to create a mixture which is passed through a rotary screw type indirect heat exchanger. The scouring particles are large relative to the particulates of ... | 06/14/1988 |
| 4745691 | Means and methods for drying sludge A sludge drier for removing water from sludge has a plurality of augers functionally interconnected to provide a continuous closed loop path of movement to the sludge through an area for drying. The drying area comprises a heated surface with a means for ... | 05/24/1988 |
| 4628619 | Drying plant for brown coals of high water content A drying plant for brown coals of high water content comprises, as seen in flow direction of the coal and one behind the other, a conveyor means (2) equipped with a means (3) for spraying hot waste water onto the coal, a wet sieve (4) equipped with a mean... | 12/16/1986 |
| 4337583 | Apparatus and method for drying a substance An apparatus (10) for drying a substance is disclosed. Apparatus (10) includes a pair of side-by-side cylinders (12). Drums (14) are concentrically journalled within cylinders (12). Rows of slightly spiralled chains (40) are attached to drums (14). As the... | 07/06/1982 |
| 4248603 | Method and tank for producing hot briquettes A method for producing hot briquettes, for example, for use in blast furnaces, and using a briquetting material of non-caking components, such as low temperature coke from bituminous coal and/or lignite, coke dust and/or oil coke and caking fat coal at te... | 02/03/1981 |
| 4205459 | Apparatus for regenerating an adsorbent In regenerating an adsorbent by eliminating water and an adsorbed matter which are contained therein, the adsorbent is indirectly heated while descending within a drying furnace and is indirectly heated while ascending within a regenerating furnace in ord... | 06/03/1980 |
| 4010552 | Grain drier A wheel mounted grain drier for towing behind a farm vehicle or the like. The grain drier having a pair of horizontally mounted augers with perforated hollow auger shafts. In the drier the grain is conveyed along the length of cylindrical chambers by the ... | 03/08/1977 |
