Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 8020314 | Methods and apparatus for drying ceramic green bodies with microwaves Methods and apparatus for drying ceramic green bodies include providing one or more ceramic green bodies in a microwave heating chamber operatively connected to a microwave source and a PLC. The total mass of the ceramic green bodies present in the microwave heating... | 09/20/2011 |
| 7966744 | Food waste treatment apparatus using microwave The present invention relates to a food waste treatment apparatus that can effectively dispose food waste containing a large amount of water, rapidly dry food waste using microwaves, and remove odors and vapors generating during the drying process, thereby dischargi... | 06/28/2011 |
| 7913417 | System and method to control energy input to a material A system and method of controlling energy that is input to a material substance, for the controlled removal of moisture from the material substance, is disclosed. A controlled air flow is blown onto the material substance at a specified air flow rate over at least o... | 03/29/2011 |
| 7665226 | Method for drying under reduced pressure using microwaves An apparatus and a method for drying under reduced pressure using microwaves. The apparatus comprises a chamber (13) for housing an object (11), a depressurizing pump (22) connected to the chamber (13) for depressurizing the inside of the... | 02/23/2010 |
| 7596885 | Microwave drying of ceramic structures A method for drying a ceramic article comprises providing microwave radiation from a microwave generating source, providing a ceramic honeycomb structure having a middle portion and at least one end, and exposing the ceramic honeycomb structure to the microwave radi... | 10/06/2009 |
| 7320183 | Method for drying honeycomb formed structure The invention provides a honeycomb formed structure drying method including causing undried honeycomb formed structures 10 placed on stands 12 to pass through a drying apparatus 1, thereby drying the undried honeycomb formed structures through h... | 01/22/2008 |
| 7214254 | Method of removing mercury from mercury contaminated materials A method of reducing mercury levels in a mercury contaminated material using microwave energy. The method comprises the steps of (a) placing the mercury contaminated material in a microwave reactor; (b) providing a stream of gas in the microwave reactor, the stream ... | 05/08/2007 |
| 7197839 | Microwave drying method of honeycomb formed bodies A method for drying a honeycomb formed body using microwaves is provided. The method can reduce the difference in the drying speed inside the honeycomb formed bodies during the drying process and can dry the honeycomb formed bodies without cell deformation. The meth... | 04/03/2007 |
| 7155842 | Microwave mixer/dryer reactor for industrial use The invention relates to a microwave mixer/dryer/reactor for industrial use. The inventive machine has a three-fold purpose, namely to: a) mix solid products with solids, solids with liquids and solids with very viscous fluids; b) dry aforementioned products; and c)... | 01/02/2007 |
| 7156927 | Transition flow treatment process and apparatus A method is provided for treating an object. In this method, a treating chemical is introduced to a bath under conditions effective to at least partially envelop the object to be treated in eddy currents of the bath liquid, followed by introducing non-treating liqui... | 01/02/2007 |
| 7148455 | Microwave moisture analyzer: apparatus and method The invention includes a toploading weighing instrumentality which determines loss on drying by a cylindrical microwave. The cylindrical cavity of the microwave includes a power supply, a magnetron, a power module operatively coupled between the power supply and the... | 12/12/2006 |
| 7132950 | Power management method and system The present invention provides a new application for an inductive coupler (12) used proximate a power transmission line (14). The magnetic field based power measurement method and system discussed herein in unique and differs from the prior technology ... | 11/07/2006 |
| 7096599 | Household appliance A household appliance (1) e.g a washer-dryer, comprises an enclosure (2) into which objects to be heated are placed, a magnetron (4) for generating microwaves, a waveguide (3) for feeding the generated microwave into the enclosure, an arc... | 08/29/2006 |
| 7087874 | Apparatus for drying ceramic molded articles using microwave energy An apparatus and a method, for drying ceramic molded articles, are disclosed. A drying apparatus (1) comprises a drying chamber (10) for accommodating ceramic molded articles (8), a plurality of microwave generators (20) for supplying mic... | 08/08/2006 |
| 7070676 | Microwave preheat press assembly The present invention is a microwave preheat press. The microwave preheat press includes a first and a second press section which define a press passage therebetween. A compression belt movable along the press passage is contiguous with one of the press sections. Th... | 07/04/2006 |
| 7067035 | Microwave preheat press assembly The present invention is a microwave preheat press. The microwave preheat press includes a first and a second press section which define a press passage therebetween. A compression belt movable along the press passage is contiguous with one of the press sections. Th... | 06/27/2006 |
| 7029632 | Radiation-heated fluidized-bed reactor A radiation-heated fluidized-bed reactor and a process for producing high-purity polycrystalline silicon by using this reactor are provided. In this reactor, a heater device (14) is a radiation source for thermal radiation which is arranged outside the inner ... | 04/18/2006 |
| 7022954 | Microwave cavity resonator for heating printing substance and/or toner Heating a printing substance and/or toner, in an electrophotographic printer, with a standing microwave formed by at least one cavity resonator, with the printed matter being caused to move through the resonator gap. The power distribution of the microwave applied b... | 04/04/2006 |
| 7017278 | Microwave drying method A method for drying a plurality of objects in a same space using a microwave, a method of uniformly drying all the objects to be dried while retaining the high productivity (mass productivity) as much as possible is provided. The method comprises laying a plurality ... | 03/28/2006 |
| 7007405 | Method of drying book and similar paper-based materials A method and apparatus for drying book and similar paper-based materials in wet or frozen state, in which the material dried is exposed to microwave irradiation with frequency from 500 MHz to 10 GHz and in which the book or similar paper-based materials is lined wit... | 03/07/2006 |
| 7001629 | Method and plant for solvent-free microwave extraction of natural products A microwave extraction method involves the steps of placing biological material in an enclosure without any solvent whatsoever and exposing the solvent-free biological material to microwave radiation to free at least some of the natural product, and then separating ... | 02/21/2006 |
| 6946437 | Process for removing solvent from anionic surfactant, and anionic surfactant powder produced thereby An anionic surfactant powder prepared by subjecting a mixture of an anionic surfactant and a solvent to microwave irradiation to remove at least a part of the solvent, and a process for preparing the anionic surfactant. The anionic surfactant powder can be suitably ... | 09/20/2005 |
| 6938358 | Method and apparatus for electromagnetic drying of printed media A method, apparatus and article of manufacture for providing electromagnetic drying of printed media. A resonant cavity allows support of standing waves along many radial axes throughout the resonant cavity. The electromagnetic drying unit allows forced air to be in... | 09/06/2005 |
| 6901683 | Method and apparatus for electromagnetic drying of printed media A method, apparatus and article of manufacture for providing electromagnetic drying of printed media. A resonant cavity allows support of standing waves along many radial axes throughout the resonant cavity. The electromagnetic drying unit allows forced air to be in... | 06/07/2005 |
| 6874249 | Continuous 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 |
| 6768089 | Microwave continuous heating apparatus A microwave continuous heating apparatus is provided with a heating compartment having openings at its front and rear portions and a transfer device which carries a to-be-heated object held thereon through the heating compartment, and microwave electric power is irr... | 07/27/2004 |
| 6744025 | Apparatus for hot-pressing a planar product The invention relates to an apparatus for hot-pressing a planar product in a process using microwave heating. The apparatus comprises a constant-volume, box-like microwave resonant cavity divided into two opposed subcavities by an elongated gap suitable for passing ... | 06/01/2004 |
| 6742278 | Method for increasing the permeability of wood The present invention relates to the treatment of wood, and is particularly concerned with a method for increasing the permeability of wood, especially moist wood. ... | 06/01/2004 |
| 6725567 | Method 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 |
| 6675495 | Method for drying saw timber and device for implementing said method The invention relates to a process for drying wood, characterized in that it comprises a pressurizing step to place a sealed chamber (1) under a predetermined pressure by injecting or generating saturating steam and maintaining this pressure for a predete... | 01/13/2004 |
| 6674056 | Apparatus for uniforming microwave and heating system using the same The apparatus for uniformly dispersing the microwave comprises a body including a plurality of reflective portions which are made of materials capable of reflecting the microwave and have the horizontal top surfaces and vertical side surfaces. The width o... | 01/06/2004 |
| 6667429 | Method for manufacturing modified wood Wood such as spruce, maple, and hornbeam are retained in high pressure steam of pressure 0.2 to 1.6 MPa at 120 to 200° C. for 1 to 60 minutes, and subsequently, cooled and dried to obtain a modified wood having superior acoustic properties and old wood-l... | 12/23/2003 |
| 6618957 | Method and apparatus for microwave utilization The invention described herein pertain generally to a process for drying and/or pathogen reduction as well as an apparatus effective for the same, the process comprising the steps of feeding a sample containing water onto a mesh conveyor belt; transportin... | 09/16/2003 |
| 6596975 | Method for increasing the permeability of wood A method for increasing the permeability of wood which comprises subjecting wood with a moisture content (based on dry weight) of at least 15% to microwave radiation at a frequency (f) in the range of from about 0.1 to about 24 GHz with a power intensity ... | 07/22/2003 |
| 6586713 | Apparatus for high quality, continuous throughput, tissue fixation-dehydration-fat removal-impregnation A process and apparatus for rapid, continuous flow histological processing of tissues is disclosed. The steps of fixation, dehydration, clearing and impregnation are performed in less than one hour; this allows a pathologist to evaluate samples shortly af... | 07/01/2003 |
| 6581299 | Method for extracting natural juice of ligneous plant material, device for carrying out said method and use of said method in the production of dried ligneous plants material The invention relates to a method for extracting the natural juice of ligneous plant material, a device for carrying out said method and the use of said method in the production of dried ligneous plant material. The method for extracting the natural juice... | 06/24/2003 |
| 6546646 | Method and apparatus for microwave processing of planar materials A process and apparatus for removing moisture from a material, without spoiling the processed product, through the implementation of microwave irradiation heating, drying, dehydration, curing, disinfection, pasteurization, sterilization or vaporization or... | 04/15/2003 |
| 6539644 | Drying 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 |
| 6508013 | Method of quickly drying a fresh sample and method of preserving a dried body There are provided a method of drying a fresh sample in a short period of time, a method of fabricating a pressed flower or specimen which retains a beautiful color, and a method of fabricating tea or herb tea which retains a natural beautiful color and s... | 01/21/2003 |
| 6473994 | Method for drying saw timber and device for implementing said method The invention relates to a process for drying wood, characterized in that it comprises a pressurizing step to place a sealed chamber (1) under a predetermined pressure by injecting or generating saturating steam and maintaining this pressure for a predete... | 11/05/2002 |