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Class 34/255 - Radio or high-frequency energy


Subclass of Class 34 - Drying and gas or vapor contact with solids
Definition: Subject matter wherein the radiation used in drying is approximately
No. of patents: 55
Last issue date: 03/25/2008


1    
NumberTitleIssue Date
7347008System and method for controlling the operating parameters of a setting system
A system includes a device for setting a material, such as ink, deposited on a textile or graphic. A programmable logic controller includes a power intensity selector and an application module and is operably connected to the device. The application module is capabl...
03/25/2008
7199328Apparatus and method for plasma processing
A plasma processing system including a process chamber, a substrate holder provided within the process chamber, and a gas injection system configured to supply a first gas and a second gas to the process chamber. The system includes a controller that controls the ga...
04/03/2007
7163587Reactor assembly and processing method
A reactor assembly and processing method for treating a substrate generally includes a base unit, a chuck assembly, a process chamber, an inlet manifold assembly and an exit manifold assembly. The inlet manifold assembly is in fluid communication with a first openin...
01/16/2007
7089685Method of microwave treatment of wood
A method of microwave treatment of wood with a moisture content (based on dry weight) of at least 12% for rapid drying and stress relief which includes determining an area of the wood that is not to be treated, selectively subjecting a surface of the wood outside sa...
08/15/2006
7024809Composite panel display by refracted light
A visual display consisting of multiple transparent sheets of material in which a color separated image component is reproduced inside each of the optically transparent sheets and are illuminated by a selective discernible light source about the receiving edges of t...
04/11/2006
6995345Electrode apparatus for stray field radio frequency heating
An RF heating system for generating precision stray RF fields that can be used to heat materials. The RF heating system includes an RF power supply for generating RF signals and an electrode apparatus that is coupled to the RF power supply. An electrode apparatus ac...
02/07/2006
6941673Multi-function closed-type drying system with solar energy collection arrangement
A closed-type drying system a drying chamber with glass windows to allow light entering, an condensation and heating system connected between two distal ends of the drying chamber and controlled by an automatic control system, the condensation and heating system inc...
09/13/2005
6874249Continuous path variable width light attenuation device for electromagnetic energy spot cure system
An electromagnetic energy spot curing system is provided which utilizes a template which moves relative to a source of radiation in the electromagnetic spectrum, such as an ultraviolet (UV) lamp. A channel is formed through the template of varying widths so that dur...
04/05/2005
6812445Electrode apparatus for stray field radio frequency heating
An RF heating system for generating precision stray RF fields that can be used to heat materials. The RF heating system includes an RF power supply for generating RF signals and an electrode apparatus that is coupled to the RF power supply. An electrode apparatus ac...
11/02/2004
6751887Method and system for drying material
A system for dying material, in which system the material to be dried is located in a drying space isolated from its surroundings, in which space drying is done by way of negative pressure and a high-frequency electromagnetic field generated by electrodes. The dryin...
06/22/2004
6725567Method of drying honeycomb structural bodies
A method of drying honeycomb structural bodies in which a dielectric drying is performed by moving the honeycomb structural bodies in a dielectric drying apparatus under a condition such that vapor is flowed in the dielectric drying apparatus, includes the steps of:...
04/27/2004
6679272Megasonic probe energy attenuator
The present invention provides a megasonic cleaning apparatus configured to provide effective cleaning of a substrate without causing damage to the substrate. The apparatus includes a probe having one of a variety of cross-sections configured to decrease ...
01/20/2004
6539644Drying of ceramic honeycomb substrates
A method for controlling differential shrinkage during drying of ceramic honeycomb substrates by heating the ceramic honeycomb substrate with a vapor-insulating guard disposed substantially about the ceramic honeycomb substrate....
04/01/2003
6463677Method and device for moisture profiling
Method and device for moisture profiling of fibrous material web to be dried in machines for manufacturing and/or refining of fibrous material web. Method includes subjecting fibrous material web to electromagnetic waves in the form of high-frequency wave...
10/15/2002
6449871Semiconductor process chamber having improved gas distributor
A process chamber 25 for processing a semiconductor substrate, comprises a support for supporting a substrate 50. A gas distributor 90 provided for introducing process gas into the chamber 25, comprises a gas nozzle for injecting process gas at an incline...
09/17/2002
6425190Method and device for moisture profiling
A method and device for moisture profiling of a fibrous material web to be dried in machines for manufacturing and/or refining this web that includes subjecting the fibrous material web to electromagnetic waves in the form of microwaves and/or high-freque...
07/30/2002
6423955High frequency dielectric heating system
A method and apparatus for dielectric drying is disclosed wherein a load to be heated positioned on a carrier the bottom of which provides a secondary electrode is moved with the carrier a dielectric heating chamber having a primary electrode positioned a...
07/23/2002
6401356Method of drying wood veneer
A method of drying veneer sheets by continuously shingling discrete wood veneer-sheets to form a layup where the leading edges of adjacent sheets are offset by a distance X with the lower, veneer sheet leading in the direction of movement the one there ab...
06/11/2002
6346693Selective heating of agricultural products
A grain containment vessel equipped with one or more antennas and a vapor extraction system is disclosed. An electromagnetic heating pattern is established throughout the grain volume elevating the bulk temperature, while an air flow is applied throughout...
02/12/2002
6243968Turning device for sludge and deposits and solar drier having a turning device
A turning device (8) for sludge and deposits (3) is proposed which moves along differing paths spread out on a floor (6), through the sludge or deposit (3). The turning device (8) can be used in a solar drier for sewage sludge or other deposits....
06/12/2001
6205676Method and apparatus for removing particles from surface of article
An apparatus for removing particles from a surface of an article, such as a semiconductor wafer in a clean room. The particles are supplied with an electric charge. Subsequently, an ultrasonic wave or a gas stream is applied onto the surface of the articl...
03/27/2001
6192599Drying process for woven fabric intended for use as a reinforcing laminate in printed circuit boards
A process for the drying of woven glass fabric to be used in a reinforcing laminate in sensitive electronic equipment is disclosed. The process adopts a drying technique of utilizing dielectric or radio frequency heating which results in a cleaner product...
02/27/2001
6185839Semiconductor process chamber having improved gas distributor
A process chamber 25 for processing a semiconductor substrate, comprises a support for supporting a substrate 50. A gas distributor 90 provided for introducing process gas into the chamber 25, comprises a gas nozzle for injecting process gas at an incline...
02/13/2001
6079120Method 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
6063751Process for making a low density detergent composition by agglomeration followed by dielectric heating
A process for preparing a low density detergent composition is disclosed. The process includes the steps of agglomerating a detergent surfactant paste and dry starting detergent material in a high speed mixer to obtain detergent agglomerates wherein the d...
05/16/2000
6029368Method for lowering the VOCS emitted during drying of wood products
The present invention is directed to a method for removal of VOCs from wood products prior to drying the wood products. The method of the invention includes the steps of providing a chamber having an opening for receiving wood and loading the chamber with...
02/29/2000
5981022Apparatus and method for drying or curing web materials and coatings
A method for drying and/or curing a traveling web including a RF generating means for delivering RF through field and RF stray field to the web to heat the web, air bars to direct air flow to the web for cooling to facilitate emission of moisture therefro...
11/09/1999
5977532Method and apparatus for using electromagnetic radiation to heat a dielectric material
According to a method for the heating of dielectric materials, the heat generation is done by oscillating electromagnetic radiation of one or more frequencies within the frequency range 300 kHz-299 MHz, preferably within the frequency range 1 MHz-299 MHz ...
11/02/1999
5813134Apparatus and method for drying or curing web materials and coatings
A radio frequency (RF) assisted flotation air bar dryer apparatus and method for drying and/or curing a traveling web includes RF generating means for delivering RF through field and RF stray field to the web to heat the web, air bars to direct air flow t...
09/29/1998
5659972Apparatus and method for drying or curing web materials and coatings
A radio frequency (RF) assisted flotation air bar dryer apparatus and method for drying and/or curing a traveling web includes RF generating means for delivering RF through field and RF stray field to the web to heat the web, air bars to direct air flow t...
08/26/1997
5598641Raw sewage disposal apparatus
A raw sewage disposal apparatus for evaporating and drying raw sewage by heating. An evaporation container has a closed bottom portion and an opened upper portion for containing raw sewage thereon. A rotary holding structure holds an upper end of the evap...
02/04/1997
5575083Vacuum dryer
This invention relates to a compact vacuum dryer for quickly and economically drying objects such as grain, industrial raw materials and thrash. The vacuum dryer includes a combined upper and lower chamber for accommodating the drying objects. A vacuum pu...
11/19/1996
5575082Raw sewage disposal apparatus
A disposal apparatus according to a first aspect comprises an evaporation pipe communicating with a container for discharging vapor evaporated from raw sewage therein. A catalyst box accommodates a catalyst and communicates with the evaporation pipe. An e...
11/19/1996
5517768Apparatus and method for finishing processes
Apparatus for finishing of workpieces comprising: a beam generator for providing a line of sight; voltage activating beam impinging along the line of sight on a workpiece surface to be finished, thereby causing the workpiece surface to be charged with ele...
05/21/1996
5406058Apparatus for drying ceramic structures using dielectric energy
The present invention features a process and apparatus for drying ceramic structures in an electromagnetic energy field. The apparatus comprises a cradle or setter for supporting the ceramic structure which is made of a light-weight, tough, temperature-re...
04/11/1995
5388345Dielectric drying of metal structures
A method of drying plastically deformable metal structures using high frequency energy in a frequency range greater than 10 MHz. The highly efficient drying of the invention is accomplished by shielding the structure from the electrodes using a material w...
02/14/1995
5282320Book drying process
The process for deacidification of at least one book or other similarly sized cellulosic product the steps of which include: a) predrying a plurality of books or other similarly sized cellulosic product; b) deacidifying the dried plurality of books or another ...
02/01/1994
5245154Method and apparatus for heating a wood material
A wood material, into which a synthetic resin solution or the like is injected, is held from its surface and back by heating plates in a closed container. The inside of the heating plate is provided with a heating medium passageway through which a heating...
09/14/1993
5103575Method for improving qualities of wood
Wood is preliminary dried until its moisture content is reduced to 20 to 30%, and then treated by radio frequency heating in two stages, i.e., the first stage where the radio frequency heating is carried out at a temperature of 60° to 120° C., and the s...
04/14/1992
5027528Drying plant
The present invention relates to a drying plant which is intended for drying one or more objects (3, 3') having a cylindrical outer surface, e.g. tubular cores for paper rolls, and which utilizes high frequency apparatus with associated electrodes (10, 11...
07/02/1991
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