Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 7322200 | Method and device for cooling products in a transport system A device for cooling products (12) contained in a transport system, comprises at least one lead-down duct with an upper and a lower portion, where the upper portion is arranged to be supplied with products from a feeder device (21), and where the lower... | 01/29/2008 |
| 7306680 | Method of cleaning by removing particles from surfaces, a cleaning apparatus and a lithographic projection apparatus A lithographic mask is placed in a chamber which is then sealed. The gas pressure in the chamber is reduced to dislodge contaminant particles on the mask surface. ... | 12/11/2007 |
| 7293567 | Application of acoustic and vibrational energy for fabricating bumped IC die and assembly of PCA's A method and apparatus are disclosed for improving a screen printing process by applying vibrational energy to assist in the print release, cleaning, and drying processes. The vibrational energy or acoustic pressure waves may be created by a transducer where the wav... | 11/13/2007 |
| 7238085 | Method and apparatus to process substrates with megasonic energy A variety of techniques may be employed, alone or in combination, to enhance contact between a processed substrate and applied megasonic energy. In accordance with one embodiment of the new invention, the vibration plate is brought into intimate contact with one sur... | 07/03/2007 |
| 7181863 | Wafer dryer and method for drying a wafer A wafer dryer and method featuring a nebulizer which emits a pressurized drying liquid stream that converges with an opposed pressurized non-reactive carrier gas stream to produce a drying liquid fog. The pressurized non-reactive gas spray device is disposed partial... | 02/27/2007 |
| 7137211 | Drying cabinet shaker mechanism A clothes drying cabinet is provided with a shaker assembly including a bar suspended in the cabinet for supporting clothes hangers. A motor is mounted adjacent the bar and has a drive shaft. A drive weight is eccentrically mounted to the drive shaft of the motor so... | 11/21/2006 |
| 7100301 | Combustible grain drying system for producing energy byproduct A system for drying grain includes a receiving bin defining a cavity therein and further includes intake and outlet ports. A conduit is operably connected to the receiving bin that includes a plurality of check valves and a stop valve. The system further includes a ... | 09/05/2006 |
| 7065902 | Blueberry dryer A blueberry drying apparatus is disclosed that includes a longitudinally extending produce conveyer and a drying chamber through which the conveyer passes. The conveyer belt is constructed of a wire mesh, which allows air flow through the conveyer. The drying chambe... | 06/27/2006 |
| 6938629 | Rinsing lid for wet bench A rinsing lid for a wet bench cleaning chamber used in the rinsing of acids, chemicals and/or particles from semiconductor wafers. The rinsing lid includes a lid housing having an upper water reservoir for receiving a stream of deionized water or other cleaning liqu... | 09/06/2005 |
| 6910487 | Method and apparatus for liquid-treating and drying a substrate The present invention is related to a method and apparatus for liquid treating and drying a substrate, such as a semiconductor wafer, the method comprising the step of immersing a substrate or a batch of substrates in a tank filled with a liquid, and removing the su... | 06/28/2005 |
| 6901684 | Method for producing cerium-based abrasive and cerium-based abrasive produced thereby This invention is a method for producing a cerium-based abrasive which includes: a step of grinding raw material for the cerium-based abrasive; a step of roasting the ground raw material; and a step of subjecting the roasted raw material to wet processing, the metho... | 06/07/2005 |
| 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 |
| 6427359 | Systems and methods for processing workpieces Workpieces requiring low levels of contamination, such as semiconductor wafers, are loaded into a workpiece support or holder within a process chamber. The process chamber has a drain opening, slot or edge. The chamber is closed via a door. A process or r... | 08/06/2002 |
| 6357142 | Method and apparatus for high-pressure wafer processing and drying A system for high-pressure drying of semiconductor wafers includes the insertion of a wafer into an open vessel, the immersion of the wafer in a liquid, pressure-sealing of the vessel, pressurization of the vessel with an inert gas, and then the controlle... | 03/19/2002 |
| 6351895 | Method for making drying more effective The invention relates to a method for making the drying of materials, particularly finely divided materials, more effective, in which method, of a slurry containing liquid and solids there is made a filter cake (2,12,22) onto the surface of the filter med... | 03/05/2002 |
| 6286231 | Method and apparatus for high-pressure wafer processing and drying A method and apparatus for high-pressure drying of semiconductor wafers includes the insertion of a wafer into an open vessel, the immersion of the wafer in a liquid, pressure-sealing of the vessel, pressurization of the vessel with an inert gas, and then... | 09/11/2001 |
| 6270584 | Apparatus for drying and cleaning objects using controlled aerosols and gases Method and apparatus for cleaning and/or drying objects that may have been wetted or contaminated in a manufacturing process. The objects are submerged in a rinse liquid in an enclosed chamber, and aerosol particles from a selected liquid are introduced i... | 08/07/2001 |
| 6247858 | X-ray film processor An improved drying chamber, which in the preferred embodiment is employed with an x-ray film processor, includes an infrared heater source. Preferably the infrared source is positioned to dry respective first and second sides of a material requiring dryin... | 06/19/2001 |
| 6233844 | Dehydration method and device An apparatus and method for dehydrating solid products containing moisture, particularly food products, includes a hot gas stream device for creating a hot gas stream over the products to be dehydrated and an ultrasonic wave emitting system for directing ... | 05/22/2001 |
| 6230421 | Method and apparatus for drying grain A method and apparatus for drying grain in which a plurality of conveyors are mounted one above the other. The discharge end of one conveyor feeds the input end of the next lower conveyor. The conveyors have a porous top surface and are vibrated to move t... | 05/15/2001 |
| 6230420 | RMS process tool Physical effects produced within RMS resonators are utilized as a means to process materials within the resonator including for example one or more of comminution, converting liquids into vapors and gases, drying of powders, rapid mixing of gases and vari... | 05/15/2001 |
| 6195908 | Method and device for thermal drying of a solid product in small pieces A method and device for thermal drying of a solid product in small pieces utilizing a first contact element and a second contact element between which a layer of the solid product can be brought into contact. The first contact element and, opposed thereto... | 03/06/2001 |
| 6161307 | Fluid bed system for cooling hot spent anode butts The invention relates to a system for cooling and reducing fluoride emissions from a hot, spent anode butt removed from an electrolysis cell. The system comprises an elongated fluidised bed cooling chamber comprising particles of alumina and conveyor mean... | 12/19/2000 |
| 6151799 | Citrus peel processing system A system and method is described for processing waste citrus peel to remove oil from the peel in a highly efficient manner for subsequent processing, where the temperature of the peel is elevated, the peel is then finely fragmented to create a slurry, the... | 11/28/2000 |
| 6125550 | Food drying method The field of the invention is food drying apparatus and methods. In particular, the invention discloses a rotary dryer which dries food granules, such as rice, by rotation within a perforated cylindrical barrel, to prepare the rice for packaging. The drye... | 10/03/2000 |
| 6119366 | Chemical drying and cleaning method Method and apparatus for drying and/or cleaning a workpiece, such as an electronic part, semiconductor wafer, printed circuit board or the like. As the workpiece is withdrawn from a processing liquid, a selected drying liquid, such as hydrofluoroether (HF... | 09/19/2000 |
| 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 |
| 6105273 | Agitated bed cooling, drying, or heating apparatus An agitated bed apparatus (20) for heating, cooling, and/or drying particulate material (152) is provided which includes a housing (22) having an elongated flexible bed (24) therein adapted to receive the material (152). An agitator assembly (26) made up ... | 08/22/2000 |
| 6079120 | Method for making drying more effective The invention relates to a method for making the drying finely divided materials, more effective in a suction drier provided with a fine porous suction surface, where the radii of the fine pores of the suction surface are essentially within the range of 0... | 06/27/2000 |
| 6003244 | Agitated bed infrared drying method An agitated bed drying apparatus (20) for particulate material (152) is provided which includes a housing (22) having an elongated, essentially imperforate, flexible bed (24) therein adapted to receive the material (152). An agitator assembly (26) made up... | 12/21/1999 |
| 5974689 | Chemical drying and cleaning system Method and apparatus for drying and/or cleaning a workpiece, such as an electronic part, semiconductor wafer, printed circuit board or the like. As the workpiece is withdrawn from a processing liquid, a selected drying liquid, such as hydrofluoroether (HF... | 11/02/1999 |
| 5968285 | Methods for drying and cleaning of objects using aerosols and inert gases Methods for cleaning and/or drying objects that may have been wetted or contaminated in a manufacturing process. The objects are submerged in a rinse liquid in an enclosed chamber, and aerosol particles from a selected liquid are introduced into the chamb... | 10/19/1999 |
| 5964958 | Methods for drying and cleaning objects using aerosols Methods for drying and cleaning objects that may have been wetted or contaminated in a manufacturing process. The objects are submerged in a rinse liquid in an enclosed chamber, and aerosol particles from a selected liquid are introduced into the chamber ... | 10/12/1999 |
| 5924217 | Liquid removal conveyor system and method A liquid removal conveyor system that includes a liquid permeable conveyor belt, a vertically movable agitator and an air suction plenum. The agitator is positioned below and adjacent to the conveyor belt so that, when the agitator moves up and down, it i... | 07/20/1999 |
| 5913590 | Method and apparatus for demoisturizing moist products A method for drying moist products includes subjecting the products to an irregular movement and collecting and discharging the moisture that is released by the irregular movement of the products. The products are moved in an irregular manner by subjectin... | 06/22/1999 |
| 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 |
| 5711233 | Process and arrangement for the treatment of solid combustion residues in a combustion installation, in particular in a waste incineration plant The arrangement for treating combustion residues of a combustion installation comprises an ash discharger into which opens a fall shaft, into which the solid combustion residues fall from a furnace grate. The ash is conveyed from the ash discharger into t... | 01/27/1998 |
| 5537757 | Belt dryer Seed cotton on a wire mesh belt is dryed and cleaned by a downflow of heated air. The natural separation and falling of trash from the belt is increased by shaking the mass of seed cotton upon the wire mesh belt. The belt is flexed to shake the seed cotto... | 07/23/1996 |
| 5524356 | Apparatus for extracting oil from spent oil filters The present invention provides apparatus for low-cost extraction of oil residues from oil filters. The apparatus of the invention has a mounting structure or plate to which a number of oil filters can be strapped. Over 95% of the oil in each filter can be... | 06/11/1996 |
| 5331746 | Process and an apparatus for removing water from ash A process and apparatus for extracting water from ash that has been quenched in water bath of an ash discharger and which is expelled from the water bath by means of a discharge ram through a discharge chute includes an improvement wherein the discharge c... | 07/26/1994 |
