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| Number | Title | Issue Date |
| 7553353 | System for treating contaminated gas A system for decontaminating a gas is provided. The system includes: a passageway containing at least one set of two or three electrodes. If the set contains three electrodes, it has two outer electrodes electrically connected together and one inner electrode. A hig... | 06/30/2009 |
| 7368004 | Electric dust collector The electric dust collector has an oblong holding unit provided on the air channel of an air conditioner or the like; a high-voltage applying device provided at an end of the holding unit; a front-open contact protector of substantially inverted U-shape that contain... | 05/06/2008 |
| 7319222 | Mass spectrometer and mass analysis method A linear trap which allows for charge separation and ion mobility separation in a speedy manner, and enables measurement with high duty cycle. A mass spectrometer comprises an ion source, an ion trap for trapping ions ionized by the ion source, an ion trap controlle... | 01/15/2008 |
| 7235123 | Particle transport and near field analytical detection Particle collection, transport, and detection systems are disclosed. The systems are uniquely adapted for collecting or concentrating particles from a flowing medium and then transporting the collected particles to a desired location or for subsequent analysis. Elec... | 06/26/2007 |
| 7211117 | Composition for dyeing keratin fibers comprising at least one dye chosen from monoheteroyldiarylmethane direct dyes and the leuco precursors thereof and dyeing method using it A composition for dyeing keratin fibers, for example, human keratin fibers, such as hair, comprising at least one dye chosen from heteroyldiarylmethane type direct dyes, for example, monoheteroyidiarylmethane direct dyes, and the leuco precursors thereof; and also t... | 05/01/2007 |
| 7210581 | Apparatus for magnetically separating integrated circuit devices A method and apparatus of separating integrated circuit (IC) devices according to magnetic properties of the devices is disclosed. A plurality of IC devices are subjected to a magnetic field. The IC devices containing only nonferrous material are not responsive to t... | 05/01/2007 |
| 7183104 | Separator and particle detection system The present invention is embodied in a system for collecting biological samples from air including a collection assembly to store at least one biological sample and a separator to remove selected particles from the air prior to entry into the collection assembly. In... | 02/27/2007 |
| 7175695 | Apparatus and method for enhancing filtration Disclosed is a filtration enhancement apparatus and an associated method. The apparatus includes a number of electromagnetic grids that are placed in series. The first grid conditions ambient particles to generate particles with both a positive and a negative charge... | 02/13/2007 |
| 7156897 | Anti-infection and toxin elimination device The invention provides an apparatus for removing airborne pathogens and toxic substances from a surface of an article or a volume of air, comprising: a main processing chamber having a door for ingress to and egress from the main processing chamber, at least two hig... | 01/02/2007 |
| 7047731 | Diesel particulate filter ash removal Disclosed herein is a method for reducing internal combustion engine contaminate and additive particulate matter from a particulate filter the method including accessing the filter and entraining particulate matter in a fluid stream. Further disclosed herein is an i... | 05/23/2006 |
| 6956217 | Mass separator with controlled input A device for separating particles according to their respective masses includes a substantially cylindrical wall of inner radius, “Rwall”, that surrounds a chamber and defines a longitudinal axis. A multi-species plasma having relatively cold ions is ... | 10/18/2005 |
| 6939469 | Band gap mass filter with induced azimuthal electric field A band gap mass filter for separating particles of mass (M1) from particles of mass (M2) in a multi-species plasma includes a chamber defining an axis. Coils around the chamber generate an axially aligned magnetic field defined (B=B0... | 09/06/2005 |
| 6905029 | Cross-flow differential migration classifier A method, system, apparatus, and article of manufacture provide a cross-flow migration classifier capable of separating particles. The classifier provides a channel through which a sample, having one or more particles, passes in a first direction, wherein the channe... | 06/14/2005 |
| 6899748 | Method and apparatus for removing contaminants from gas streams A method and apparatus for removing contaminants from gas streams. A first step involves selecting a contaminant to be removed from a gas stream and determining a characteristic ionizing energy value required to selectively ionize the selected contaminant with minim... | 05/31/2005 |
| 6824587 | Method and apparatus for removing contaminants from gas streams A method and apparatus for removing contaminants from gas streams. A first step involves selecting a contaminant to be removed from a gas stream and determining a characteristic ionizing energy value required to selectively ionize the selected contaminant with minim... | 11/30/2004 |
| 6797176 | Plasma mass filter with inductive rotational drive A device for separating high mass to charge particles (M1) from low mass to charge particles (M2) in a plasma includes a cylindrical wall that surrounds a chamber and defines an axis. Rectangular shaped coils are mounted on the wall to establis... | 09/28/2004 |
| 6787044 | High frequency wave heated plasma mass filter A material separator includes a chamber and electrode(s) to create a radially oriented electric field in the chamber. Coils are provided to generate a magnetic field in the chamber. The separator further includes a launcher to propagate a high-frequency electromagne... | 09/07/2004 |
| 6730231 | Plasma mass filter with axially opposed plasma injectors A device for separating the constituents of a multi-constituent material includes a substantially cylindrical plasma chamber and two, axially opposed plasma injectors. The injectors convert the multi-constituent material into a multi-species plasma and inject the mu... | 05/04/2004 |
| 6726844 | Isotope separator An isotope separator includes a cylindrical chamber having first and second ends, and a length “L.” Inside the chamber, an E×B field is applied to produce plasma rotation. The energy in the plasma rotation is chosen to be much higher than the electron temperatu... | 04/27/2004 |
| 6723248 | High throughput plasma mass filter A high throughput plasma mass filter includes a substantially cylindrical shaped plasma chamber with structures for generating a magnetic field (B) that is crossed with an electric field (E) in the chamber (E×B). An injector introduces into the chamber a multi-spec... | 04/20/2004 |
| 6719909 | Band gap plasma mass filter A device and method for selectively establishing predetermined orbits, relative to an axis, for ions of a first mass/charge ratio (m1), requires crossing an electric field with a substantially uniform magnetic field (E×B). The magnetic field is oriented ... | 04/13/2004 |
| 6709490 | Combined system for removing contaminants from gas effluents It is disclosed a combined system for the elimination of pollutants from gaseous effluents of the type that comprises means for carrying out at least one electronic bombardment operation and means for carrying out at least one electrostatic interaction operation, in... | 03/23/2004 |
| 6689930 | Method and apparatus for cleaning an exhaust line in a semiconductor processing system An apparatus for preventing particulate matter and residue build-up within a vacuum exhaust line of a semiconductor processing device. The apparatus uses RF energy to form excite the constituents of particulate matter exhausted from a semiconductor proces... | 02/10/2004 |
| 6680420 | Apparatus for cleaning an exhaust line in a semiconductor processing system An apparatus for preventing particulate matter and residue build-up within a vacuum exhaust line of a semiconductor processing device. The apparatus uses RF energy to excite the constituents of particulate matter exhausted from a semiconductor processing ... | 01/20/2004 |
| 6632369 | Molten salt collector for plasma separations A collector for use in removing metal ions from a plasma in a vacuum chamber includes a collector plate that is mounted inside the chamber and formed with an internal cooling channel. An injector introduces a dissociated salt into the chamber with a first... | 10/14/2003 |
| 6515281 | Stochastic cyclotron ion filter (SCIF) A stochastic cyclotron ion filter for separating ions in a multi-species plasma according to mass uses an electrical field (E) crossed with a magnetic field (B). In particular, the electric field is stochastically generated by an amplified noise source wi... | 02/04/2003 |
| 6355178 | Cyclonic separator with electrical or magnetic separation enhancement A cyclone or hydrocyclone for separating fluids and particles includes an electrostatic charge generator, a direct current power source, a magnet or an electromagnet for augmenting the centrifugal separation forces generated by the cyclone or hydrocyclone... | 03/12/2002 |
| 6322706 | Radial plasma mass filter A plasma filter for separating particles includes a hollow semi-cylindrical chamber that is enclosed by a wall. At least one plasma source is mounted in the chamber between the longitudinal axis of the chamber and the wall for generating a multi-species p... | 11/27/2001 |
| 6287463 | Collector cup A collector cup for the collection and removal of the low-mass particles that exit from a plasma mass filter includes a cylindrical shaped wall, an internally cooled. getter plate and a plurality of internally cooled baffles. The baffles are concentricall... | 09/11/2001 |
| 6264842 | Continuous magnetic separator A method and apparatus for magnetically separating magnetizable particles from a mixture of magnetizable and nonmagnetizable particles of similar size and density by passing the particles through a magnetic field generated by a cylindrical coil around the... | 07/24/2001 |
| 6251281 | Negative ion filter A plasma filter for separating positive ions from negative ions in a multi-species plasma includes a cylindrical shaped chamber. Magnetic coils surrounding the chamber generate a magnetic field that is aligned substantially parallel to the chamber's longi... | 06/26/2001 |
| 6251282 | Plasma filter with helical magnetic field A plasma mass filter using a helical magnetic field for separating low-mass particles from high-mass particles in a multi-species plasma includes a cylindrical outer wall located at a distance "a" from a longitudinal axis. Also included is a coaxial cylin... | 06/26/2001 |
| 6248240 | Plasma mass filter A method for separating charged particles according to their mass requires providing a multi-species plasma in a chamber. The plasma includes both relatively low-mass charged particles (M1) and relatively high-mass charged particles (M2 | 06/19/2001 |
| 6235202 | Tandem plasma mass filter A tandem plasma mass filter for separating low-mass particles from high-mass particles in a multi-species plasma includes a cylindrical shaped wall which surrounds a hollow chamber. A magnet is mounted on the wall to generate a magnetic field that is alig... | 05/22/2001 |
| 6217776 | Centrifugal filter for multi-species plasma A centrifugal filter for separating low-mass particles from high-mass particles in a rotating multi-species plasma includes a pair of annular shaped coaxially oriented conductors. The conductors are both aligned along a central axis and are spaced apart t... | 04/17/2001 |
| 6214223 | Toroidal plasma mass filter A toroidal shaped plasma mass filter for separating heavy mass ions (M2) from light mass ions (M1) includes a platform having an annular shaped surface with a circular axis of rotation located midway between the inner and outer circu... | 04/10/2001 |
| 6203710 | Liquid decontamination method and apparatus A liquid decontamination system has a liquid treatment chamber having a liquid input and output and a gas input and output. A plurality of electrodes are positioned to place a voltage across the liquid treatment chamber and the liquid therein. A plurality... | 03/20/2001 |
| 6194628 | Method and apparatus for cleaning a vacuum line in a CVD system An apparatus for preventing particulate matter and residue build-up within a vacuum exhaust line of a semiconductor processing device. The apparatus uses RF energy to form excite the constituents of particulate matter exhausted from a semiconductor proces... | 02/27/2001 |
| 6149713 | Flue gas treating process The dust concentration of the flue gas leaving an electrostatic precipitator and introduced into an absorption tower of a desulfurizer is adjusted to a level of 100 to 500 mg/Nm3. At the same time, a dust slurry having a higher dust concentrati... | 11/21/2000 |
| 6096220 | Plasma mass filter A plasma mass filter for separating low-mass particles from high-mass particles in a multi-species plasma includes a cylindrical shaped wall which surrounds a hollow chamber. A magnet is mounted on the wall to generate a magnetic field that is aligned sub... | 08/01/2000 |
