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| Number | Title | Issue Date |
| 7882646 | Process and system for drying and heat treating materials This invention discloses systems and methods for conversion of high moisture waste materials to dry or low moisture products for recycle or reuse. The equipment systems comprise a gas turbine generator unit (preferred heat source), a dryer vessel and a processing un... | 02/08/2011 |
| 7261208 | Method and installation for drying sludge Apparatus and method for drying sludge, in particular sewage sludge, by creating a granulate from the dried product. A mixture of a carrier material consisting of recycled sludge which has already been dried and liquid sludge is fed to a dryer 6. The dried pr... | 08/28/2007 |
| 7197838 | Condensing-type dryer A condenser of a condensing-type dryer is provided. In the condensing-type dryer, a hydrophilic film is formed on a heat emission plate by a plasma discharge. In the heat emission plate, an indoor air can be heat exchanged with a circulation air cycling in a drum. A... | 04/03/2007 |
| 7194822 | Systems for drying moisture-containing work pieces and methods for drying same A system and method are provided for controllably drying moisture-containing work pieces. The system comprises a drying compartment defining an internal workspace for housing and drying the moisture-containing work pieces by introducing heat into the internal worksp... | 03/27/2007 |
| 7024796 | Process and apparatus for manufacture of fertilizer products from manure and sewage This invention discloses systems and methods for conversion of manure to novel fertilizer and/or soil builder products useful as input for organic farming operations. The equipment systems comprise a gas turbine generator unit (preferred heat source), a dryer vessel... | 04/11/2006 |
| 6983551 | Interconnecting substrates for electrical coupling of microelectronic components Interconnecting substrates used in the manufacturing of microelectronic devices and printed circuit assemblies, packaged microelectronic devices having interconnecting substrates, and methods of making and using such interconnecting substrates. In one aspect of the ... | 01/10/2006 |
| 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 |
| 6954994 | Moisture removal mechanism A moisture removal mechanism comprises a drying zone through which product to be dried passes. A fluid circulation path is in fluid communication with the drying zone. A forced fluid feed device directs drying fluid to and from the drying zone, the fluid feed device... | 10/18/2005 |
| 6742284 | Energy efficient tobacco curing and drying system with heat pipe heat recovery The invention is a drying system and a method for its use, the drying system having a container containing a product to be dried and a dryer. The dryer includes an inlet for providing the drying air, a drying air pathway, and a furnace for heating the drying air. Th... | 06/01/2004 |
| 6732453 | Method and apparatus for arranging exhaust air and supply air in a drying section A method and an apparatus for arranging exhaust air and supply air in a drying section covered with a hood (14) in a paper machine, having drying cylinders (10) or the like and devices operating by negative and positive pressure. The exhaust air from t... | 05/11/2004 |
| 6651357 | Web dryer with fully integrated regenerative heat source and control thereof Integrated web dryer and regenerative heat exchanger, as well as a method of drying a web of material using the same. The apparatus and method of the present invention provides for the heating of air and the converting of VOCs to harmless gases in a fully... | 11/25/2003 |
| 6412190 | Infrared and hot air dryer combination A combined infrared and hot air dryer includes a pressurized hood which is fed with combustion air through an air delivery duct. Each cross-direction zone of the hood includes a mixer. The air enters the mixer without any direct connection between the del... | 07/02/2002 |
| 6357144 | Two stage process for drying of raw wood material Method for drying wood raw material (10) by means of hot gases (20) supplied to the drying process, in which VOC, apart from water, evaporate from the wood raw material into the gases. The drying process is divided and carried out in at least two sub-step... | 03/19/2002 |
| 5983521 | Process for splitting recycled combustion gases in a drying system A process for drying a wet material in a drying system includes supplying a current of heated gas to a dryer from a combustion chamber. The material is exposed to the current in the dryer. The dried material is separated from the current of heated gas. Th... | 11/16/1999 |
| 5960559 | Process and apparatus for drying material A process and apparatus for drying material, in which a previous dried material is mixed into the wet material to be dried to produce a dried mixture of different particle sizes. The process for drying material requires less industrial equipment implement... | 10/05/1999 |
| 5758434 | Wood drying system A wood drying system to eliminate the discharge of liquid kiln water includes a kiln which is heated to dry a batch of wood, a basin to collect the water driven from the wood, and an evaporator in which the collected water is converted into steam. The ste... | 06/02/1998 |
| 5653042 | Apparatus for drying crop materials The drying apparatus for crop materials particularly alfalfa includes a press with a main press roller and a plurality of subsidiary press rollers which is fed using an additional guide roller cooperating with the transportation belt and guide fingers in ... | 08/05/1997 |
| 5588222 | Process for recycling combustion gases in a drying system In a process for drying material in a drying system, a first current of heated gas is supplied to a first dryer from a corresponding first combustion chamber. Material to be dried is exposed to the first current in the first dryer. The dried material is s... | 12/31/1996 |
| 5555636 | Dryer A dryer has a hopper for material to be dried and an inlet line for supplying dry air to the hopper. A heating device for heating the dry air to the desired drying temperature before introduction into the hopper is provided. A return line is connected to ... | 09/17/1996 |
| 5483754 | Method and apparatus for the heat treatment of a continuously moving length of textile material The invention relates to the heat treatment of continuously moving length of textile material in a treatment apparatus with at least two successive treatment zones by means of hot gas. After it has been heated, all of the exhaust gas from the first treatm... | 01/16/1996 |
| 5483755 | Method and apparatus for drying grain material A method and an apparatus are provided for drying material such as paddy grains, plastic particles, and the like, which has a plurality of grains. The method includes the steps of providing the grains in a first container, inputting heat into the first co... | 01/16/1996 |
| 5430956 | Process and device to dry laundry and the like A process and a device for evacuating a drying room filled with one or more evaporable fluids or one or more non-evaporable fluids or mixtures thereof. The device includes a turbo engine, a liquid seal pump and a condensor. The pressure of the fluids or m... | 07/11/1995 |
| 5253432 | Drying method in a power-plant process and dryer used in the method The invention concerns a method for the drying of a water-consuming material in a power-plant process. The water-containing material to be dried is introduced into a pressurized dryer (10) and thermal energy is supplied for the drying of the water-contain... | 10/19/1993 |
| 5142794 | Process and apparatus for drying grain A process, and its related apparatus, for pre-treating corn or other grain, which makes use of exhaust air from a conventional dryer by conveying the exhaust air from the dryer through a heater and into a steeping container. The grain in the steeping cont... | 09/01/1992 |
| 5018281 | Tobacco barn with heat exchanger system The present invention entails a heat exchanger system for a tobacco curing and drying structure that is designed to utilize the heat associated with exhaust air leaving the structure to heat fresh incoming air being directed into the structure. In particu... | 05/28/1991 |
| 4780965 | Method for the thermal cleaning of exhaust gases of a heat treatment apparatus Exhaust gases from a heat treatment device operated by a gaseous treatment medium, are cleaned by oxidizing the combustible components of the medium. The exhaust gases already cleaned are used in a first heat exchanger for preheating the gases to be clean... | 11/01/1988 |
| 4697354 | Drier for moving sheet material A drier for moving and drying textile materials, wherein the material web passes through several sequentially arrayed identical drying zones during the drying treatment which is implemented by fresh air, circulating air and exhaust air. The improvement in... | 10/06/1987 |
| 4635379 | Method of drying material using an indirectly heated system The invention relates to a method of drying particle material in a bed under pressure by indirect heating. The method according to the invention is carried out so that the steam driven off from the material is superheated with heat of a higher temperature... | 01/13/1987 |
| 4581829 | Recompression staged evaporation system A method and system for recapturing and utilizing low grade energy in the form of low pressure vapors generated in an industrial evaporation process. A prime mover drives a screw compressor and concurrently provides heat at several levels which is utilize... | 04/15/1986 |
| 4534118 | Solar-assisted mobile food dehydrator The cost of preserving and transporting food is minimized, to the end that food may be made more widely available. A trailer, movable by a small vehicle, houses a completely self-contained food dehydration plant which can be towed to the field in order to... | 08/13/1985 |
| 4532721 | Textile dryer heat recovery system A textile dryer heat recovery system includes a textile dryer and a heat exchanger. A duct is provided for directing dryer exhaust gas to the heat exchanger for preheating dryer input air. A cleaning system within the heat exchanger removes dryer exhaust ... | 08/06/1985 |
| 4528761 | Method and apparatus for drying and/or pre-heating lump material, for example scrap metal A method and apparatus for drying and/or pre-heating in particular scrap metal with the aid of waste gases deriving from an electric arc furnace. The waste-gases are passed from the electric arc furnace through a line (1,2,3) which is arranged between an ... | 07/16/1985 |
| 4499911 | Energy efficient curing and drying system Significant amounts of heat energy, otherwise wasted in the curing and drying systems previously known, are recovered and recycled in the multi-chamber system of the present invention to thereby significantly increase efficiency and reduce fuel requiremen... | 02/19/1985 |
| 4492042 | Method for drying coking coals to be charged in a coke oven Disclosed are methods for drying coking coals to be charged in coke ovens utilizing a heating medium which recovers the sensible heat contained in the gas generated in the coke ovens as a heating source for drying coking coals to a desired moisture conten... | 01/08/1985 |
| 4490924 | Method and apparatus for drying materials while being conveyed Method of and apparatus for use in drying materials in a dryer through which the material is conveyed and there subjected to heat which decreases from a maximum adjacent the infeed end of the dryer to a minimum adjacent the outfeed end thereof. A controll... | 01/01/1985 |
| 4360977 | Rotating heat exchanger for a dryer A compact and lightweight rotary heat exchanger for transferring heat from a hot gas flow to a cold gas flow has a low mass matrix in the form of a wheel. The matrix is rotated at high speed into continuous consecutive contact with the respective hot and ... | 11/30/1982 |
| 4324052 | Solvent and heat recovery system for drying oven The hot, saturated air is moved from a drying oven chamber through a substantially closed circuit first in a heat extraction path through a series of cooling stages to condense the solvent from the air, and then in a heat collection path in a cross-flow h... | 04/13/1982 |
| 4312136 | Arrangement and method of drying articles Wet plasterboard to be dried is advanced along a path. At an upstream portion of the path, air is heated and directed towards the plasterboard for initial drying of the latter. A portion of the heated air is withdrawn and passed through one section of a h... | 01/26/1982 |
| 4287671 | Method of curing coated articles An oven for curing coatings on articles removes the volatile components of the coating by a heated circulated atmosphere directed at high velocity at the coated articles and increasing in temperature between the entrance and the exit of the articles from ... | 09/08/1981 |
| 4284476 | Process and apparatus for utilization of the sensible heat of hot coke for drying and preheating coking coal A heat carrier gas is passed through a coke dry cooling plant in direct contact with hot coke therein to form dry cooled coke while simultaneously increasing the temperature of the heat carrier gas. The heat carrier gas is then passed through a coal prehe... | 08/18/1981 |
