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| Number | Title | Issue Date |
| 7425688 | Heating assembly for a tumble dryer A heating assembly for heating a hot air stream flowing in a flow passage of a tumble dryer. The heating assembly is configured for installation in the flow passage and comprises at least one heating element and at least one temperature sensor. The heating element i... | 09/16/2008 |
| 7331119 | Apparatus and method thermally removing coatings and/or impurities An apparatus for thermally de-coating and/or drying coated and/or contaminated materials comprises a support and an oven pivotally mounted to the support. The oven has charging portion for receiving material to be treated and a changeover portion. Incorporated withi... | 02/19/2008 |
| 7257905 | Laundry appliance A laundry drying machine includes a cabinet and a laundry holding drum rotatably supported within the cabinet for rotation. The drum includes a wall that is circumferential relative to the rotation and a drum hatch that is a section of the wall. The drum forms an en... | 08/21/2007 |
| 7252688 | Decolorization apparatus and decolorization method for textile product The present invention provides an apparatus suitable for decolorizing a textile product using ozone. The apparatus of the present invention enables the decolorization rate to be adjusted by adjusting the water content of the textile product and controlling the ozone... | 08/07/2007 |
| 7208705 | Heater bracket assembly for dryer A heater bracket assembly for securing a heater case in a dryer is disclosed. The heater bracket assembly includes a supporting part secured to a bottom end of the heater case for supporting the heater case, a fixing part secured to a base plate of the dryer, and a ... | 04/24/2007 |
| 7197901 | Washing machine The invention provides an apparatus comprising a drum for containing and agitating an article, wherein the drum comprises at least two rotatable portions in rotatable connection with one another, a rotator member in connection with each rotatable portion for rotatin... | 04/03/2007 |
| 7143686 | Coffee roasting apparatus and method A coffee roaster that includes a combustion chamber and a connected roasting oven in which the heating gases for roasting the coffee beans are recirculated to the combustion chamber wherein the coffee bean chaff is separated from the recirculating heating gases prio... | 12/05/2006 |
| 7082793 | Drum-type washing machine having a laundry drum which can be loaded from the front A cylinder washing machine includes a front-loading cylinder, the shell of which is provided with holes and is surrounded by a container. The cylinder washing machine includes a cycle for spin-drying the laundry contained in the cylinder. To prevent water that has a... | 08/01/2006 |
| 7075200 | Direct-driven magnetic rotating apparatus Rotating-force transmission means is omitted by mounting permanent magnet plates directly to a rotational body which is rotated by magnetic repulsive force, thereby achieving a high-efficiency compact low-cost direct-driven magnetic rotating apparatus. ... | 07/11/2006 |
| 6966124 | Drum washing machine A drum washing machine, which has a clothes-drying unit with a plurality of heat pipes. The heat pipes recover, during a drying-mode operation of the drum washing machine, heat from high temperature humid air flowing from a water tub, and combine the recovered heat ... | 11/22/2005 |
| 6883249 | Dryer with insulating flights An insulating flight for a dryer incorporates inner and outer plates with insulation between them. The concave surfaces of the inner and outer plates provide a space for the insulation and allow for thermal expansion without stressing the welds between the inner and... | 04/26/2005 |
| 6551461 | Process for making throughdried tissue using exhaust gas recovery The energy efficiency of a throughdrying papermaking process is improved by recycling exhaust air from one or more throughdryers to further heat the web at various places in the process.... | 04/22/2003 |
| 6487790 | Apparatus for continuously drying unpackaged food products, in particular vegetables An apparatus for continuously drying unpackaged food products, in particular vegetables, comprises conveyor means for conveying the products to be dried and circulating means for feeding dry air on the product to be dried and for collecting wet air coming... | 12/03/2002 |
| 6484417 | Dryer apparatus and dryer control system An improved dryer (10) and drying methods are provided which increase overall dryer efficiency by maintaining substantially constant output air stream adiabatic saturation ratio and temperature values during the course of drying, notwithstanding the occur... | 11/26/2002 |
| 6196710 | Dust distributor for asphalt mixing machine An apparatus for making asphalt paving material includes a dust collection and distribution system by which aggregate dust that is collected during the heating and drying of aggregate may be introduced into the mixing chamber and distributed over a substa... | 03/06/2001 |
| 6138378 | Wet gas processing method and the apparatus using the same This invention is related to a wet gas process which would not require a spray pump, and which would allow the absorption liquid to be recovered smoothly even if the flow velocity of the gases entrained to the liquid should decrease. A wet gas processing ... | 10/31/2000 |
| 5997288 | Apparatus for thermal removal of surface and inherent moisture and limiting rehydration in high moisture coals A flighted, horizontally inclined rotary retort, heated externally by flame, hot gases, steam or other sources of heat. The retort shall have sufficient flight area to transport the coal through the retort in the predetermined time. The coal being process... | 12/07/1999 |
| 5908291 | Continuous cross-flow rotary kiln A direct heat rotary calciner and method for providing improved thermal treatment of particulate material comprises a rotary tube having a plurality of screened apertures along the length thereof. Material to be treated is passed through the rotating tube... | 06/01/1999 |
| 5882381 | Thermal desorption system A thermal desorption system for the treatment of contaminated solids.... | 03/16/1999 |
| 5689848 | Method and apparatus for dry cleaning textiles The invention relates to a method of dry cleaning textiles which are washed with solvent and dried by hot air, the solvent being recovered after condensation, the invention being characterised in that the solvent concentration is measured at the point whe... | 11/25/1997 |
| 5551166 | Dryer drum coater having vented outer shell for VOC/NOx reduction A dryer drum coater reduces blue smoke emissions by evacuating the blue smoke from the dryer drum coater independently of the exhaust of combustion products. The blue smoke, produced when heated and dried aggregate is mixed with other asphaltic products s... | 09/03/1996 |
| 5522158 | Dryer drum coater having recirculation chamber for VOC/NOX reduction A dryer drum coater has an internal recirculation cylinder for promoting the recirculation of combustion products so as to entrain and incinerate blue smoke formed when heated and dried virgin aggregate is mixed with other asphaltic products such as RAP a... | 06/04/1996 |
| 5228214 | Apparatus for the continuous treatment of a linear manufacture The apparatus--which is used for the continuous treatment of a linear manufacture, such as length of fabric to be dried, with a gaseous stream - comprises a hollow rotor device (3) capable of being set in angular motion about a substantially horizontal ax... | 07/20/1993 |
| 5220732 | Cooling rocks and sand A process of cooling sand and rocks enables large amounts of aggregate to be cooled to a desired temperature below ambient aggregate temperature. Such temperature reduction is particularly useful for preparing concrete. Aggregate is introduced into a rota... | 06/22/1993 |
| 4892411 | Asphalt mixer apparatus and method The present invention relates to a continuous drum dryer mixer apparatus and method for heating and drying virgin aggregates, as well as recycled asphaltic pavement materials and mixing such materials with liquid asphalt cement and other ingredients to fo... | 01/09/1990 |
| 4868999 | Apparatus and method for production of asphalt pavement having high recycled asphalt content An apparatus and method for manufacture of asphaltic pavement from recycled asphalt pavement (RAP) and virgin rock and asphaltic materials is shown and described. This method utilizes efficient and controlled heat from a recirculating air impingement air ... | 09/26/1989 |
| 4835882 | Dryer flow separator A drying unit flow separator includes an inlet having a curvature, and an exhaust duct and recirculation duct connected to the inlet at a junction. A recirculation damper is provided adjacent to the junction and projects into the inlet to divide the air f... | 06/06/1989 |
| 4811495 | Laundry drier An improved laundry drier which includes an outer case as well as an inner case and a tub which is rotationally driven. There is provided a heating housing having heating elements contained therein. A blower is located beneath the heating elements in the ... | 03/14/1989 |
| 4665628 | Recuperative clothes dryer with enhanced recirculation and air flow A clothes dryer operating with a very high volume of air flow across the clothes thereby enabling a high percentage of air recirculation without sacrifice to drying time or efficiency. A cylindrical clothes drum is surrounded by an air tight casing. Radia... | 05/19/1987 |
| 4601115 | Method and apparatus for steam drying of low-rank coals using a rotary cylindrical vessel Low-rank coals, such as lignite, are dried by evaporating interstitial water therefrom in a superheated steam flow countercurrently passed through a sealed rotary cylindrical vessel. A composite steam discharged from the vessel is partially condensed to r... | 07/22/1986 |
| 4506453 | Enhanced heat transfer process by forced gas recirculation An enhanced heat transfer process whereby solid particles are heated, dried, or cooled by a gas: Particles are repeatedly lifted and dropped as, for example, in flighted rotary drums. By forced recirculation, gas is passed through showering particles gene... | 03/26/1985 |
| 4489507 | Drying apparatus A drying apparatus includes a drum rotatably arranged in an outer box and housing therein materials to be dried. An air supply device supplies heated air into the drum, and a heat exchanger cools air discharged from the drum by means of air taken from out... | 12/25/1984 |
| 4411074 | Process and apparatus for thermally drying oil well cuttings The present invention relates to a process and apparatus for drying oil well cuttings. More particularly, the present invention relates to the direct thermal treatment of oil well drill cuttings whereby the cuttings will be freed from any excess liquid an... | 10/25/1983 |
| 4380126 | Heat recycling apparatus A heat recycling apparatus operatively connected to a hot air chamber having an exhaust pipe and an intake. The apparatus includes an intake conduit having one end in which there is an opening. A peripheral edge surrounds the opening. The exhaust pipe has... | 04/19/1983 |
| 4275510 | Heat recovery in a laundry system In a laundry system including a washer, a dryer, and a water heater, the improvement of using a heat pipe to recover waste heat, whether it be from the hot air exhaust of the dryer or from the conductive losses from the dryer and to transfer that heat to ... | 06/30/1981 |
| 4207056 | Method and apparatus for improving the fuel efficiency of a laundry dryer A laundry dryer of the type having a pair of upstream and downstream side-by-side gas burners is modified by the removal of the upstream burner and replacing the burner with a reheat plenum. The reheat plenum is generally tear-shaped in cross section to p... | 06/10/1980 |
| 4204338 | Laundry dryer An improved laundry dryer having a novel hot air compartment structure that heats recirculated exhaust air and fresh make-up air. The novel hot air compartment structure, in preferred form, includes an attic chamber defined by the dryer's housing. The att... | 05/27/1980 |
| 4193208 | Single pass alfalfa dehydrator dryer and flighting therefor The rotatable dryer drum in a dehydrator for crop material is provided with a plurality of centrally disposed flighting panels for escalating turbulence in the material-entraining heated airflow passing through the drum as well as to increase the availabl... | 03/18/1980 |
| 4142803 | Recycled asphalt-aggregate process and apparatus In a process for recycling asphalt and aggregate containing composition, the improvement comprises separating the composition into a plurality of portions having different particle sizes, ranging from coarse to fine, introducing the particle portions into... | 03/06/1979 |
| 4109395 | Greenhouse, drying, storing nursery system This invention relates to a greenhouse, drying, storing and nursery system and entails a simple multi-purpose structure which includes the capability to effectively utilize solar energy within a greenhouse and is adapted to control temperature, humidity a... | 08/29/1978 |
