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7298127 Particle detection  
Particle detection and characterizing apparatus has an insulating tube along which the particles flow. Five electrodes spaced along the outside of the tube are connected via amplifiers to a...
7281433 Probe for three-dimensional measurements  
Touch probe including a fixed part ( 250 ), designed to be fastened onto a measuring machine or a machine tool, and a contact feeler ( 30 ) that is mobile and orientable on two independent axes (...
7246532 Flow indicator and apparatus for monitoring particles in air  
A flow indicator comprising a housing and a floater and adapted to draw an air sample is provided. The housing has at least one lower inlet port, an interior space, an upper outlet port, and a...
7213476 Stackable differential mobility analyzer for aerosol measurement  
A multi-stage differential mobility analyzer (MDMA) for aerosol measurements includes a first electrode or grid including at least one inlet or injection slit for receiving an aerosol including...
7213475 Measurements of particle size in pneumatic flows  
This invention concerns the measurement of particle size of particles entrained in a gas. The apparatus ( 5 ) includes an acoustic sensor ( 10 ) used to monitor the acoustic signals produced by...
7164476 Apparatus and method for detecting pipeline defects  
An apparatus and method are disclosed for scanning and detecting defects in sewer and similar pipelines that eliminate the need to stop and pan-and-tilt areas of concern. In the method of the...
7161143 Method and apparatus to increase the resolution and widen the range of differential mobility analyzers (DMAs)  
A differential mobility analyzer (DMA) for separating charged particles or ions suspended in a gas and a method of using the DMA for separating such particles. The invention includes various means...
7140266 Device for determining the size distribution of aerosol particles  
The invention relates to a device ( 30 ) for determining the size distribution of aerosol particles from a flow ( 11 ), the device ( 30 ) comprising an electric mobility analyzer ( 10 ) and an...
7131343 Method of measuring density properties of a particle distribution  
A method and a device for measuring density properies of a particle distribution, in which method a first parameter relating to the particle distribution is measured at a first measuring point (...
7113277 System and method of aerosolized agent capture and detection  
System and method of aerosolized agent detection. Multi-part collection tape is employed for capturing particles of interest for immediate analysis and optional forensic preservation and recording...
7089814 Apparatus for inspecting rubbing inferiority of alignment film of liquid crystal display device  
An apparatus for inspecting rubbing inferiority of an alignment film of a liquid crystal display device by spraying moisture particles, the apparatus including a moisture storing unit for storing...
7066037 Method for measuring properties of a particle distribution  
A method and a device for measuring properties of a particle distribution, in which a parameter relating to the mobility of the particles is measured at one measuring point ( 302 ) and a parameter...
7060203 Electrolyte solution for particle measuring apparatus, and particle measuring method using same  
An electrolyte solution for a particle measuring apparatus which comprises an inorganic salt, such as sodium chloride or calcium chloride, dissolved in an organic solvent. A substance that promotes...
7043394 Method and device for measuring fine particles in ultrapure water  
A novel measuring method which allows measurement of fine particles which are extremely fine and contained in a very small amount in ultrapure water is provided. The number frequency with respect...
6981426 Method and apparatus to measure gas amounts adsorbed on a powder sample  
A method and apparatus for measuring the gas amounts adsorbed on a powder which directly measures pressure changes in a gas supply chamber with the use of differential pressure sensors between the...
6966994 Contamination control for engines  
A method is provided of detecting contamination of engine fluid in an engine. Engine fluid is provided to a particle counter, and the cleanliness of the engine fluid is measured with the particle...
6959618 Particle characterization apparatus  
An apparatus is provided for characterizing cells in a biological liquid sample and operating according to the Coulter principle. The apparatus has a disposable sensor unit and a docking station...
6956230 Integrated particles sensor formed on single substrate using fringes formed by diffractive elements  
Integrated sensors are described using lasers on substrates. In one embodiment, a first sensor forms a laser beam and uses a quartz substrate to sense particle motion by interference of the...
6941795 Method for evaluating particle concentrations in a clean room or machine mini-environment  
A method for evaluating particle concentrations in the atmosphere of a clean room or of a machine mini-environment is described. The method includes exposing a test surface of a test substrate to...
6931950 System and processes for particulate analysis  
A system for analyzing particles including: a source of solid particles; a sampler apparatus attached to and integral with the source of solid particles which apparatus is adapted to enable removal...
6915214 Method for determining electric properties of particles in liquids by means of combined electroacoustic and complex conductivity measurement  
A method is described which applies the combination of Electroacoustic and Complex Conductivity measurements to characterize particle electric surface properties, such as ΞΆ-potential, and bulk...
6910367 Method for determining particle size distribution and structural properties of concentrated dispersions  
A method is described which applies Acoustic Spectrometry to characterize both the particle size distribution and micro-rheological properties of the structured concentrated dispersions. It...
6898978 Geometry for pulsed acoustic measurements of particle size  
An apparatus for making pulsed acoustic measurements to determine particle size in a sample ( 1 ) such as a colloid. The apparatus includes two electrodes ( 2 ) between which an electric voltage is...
6885904 Control feedback system and method for bulk material industrial processes using automated object or particle analysis  
A control feedback system and method for industrial processes using automated particle or object analysis is disclosed. The control feedback system and method includes a particle characteristic...
6880414 Sort block and liquid collection device for sorting flow cytometer  
A sort block for use with sorting flow analysis system. The sort block includes a fin extending into a sort stream in the sort block. Unsorted particles and aerosol are aspirated into the open top...
6873725 Simultaneous measurement and display of 3-D size distributions of particulate materials in suspensions  
An apparatus and method in which a still image, or still images, are obtained of a plurality of particles suspended in a fluid medium. Each still image is transferred to an image analyzing unit...
6862536 Measuring system and a method for measuring particle velocity and/or particle velocity distribution and/or particle size distribution  
Measuring systems and methods measure particle velocity and/or particle velocity distribution and/or particle size or particle size distribution. The measuring system includes a filter for...
6829955 Particle size distribution analyser  
There is described a particle size distribution analysis apparatus comprising an oscillatory assembly, the oscillatory assembly comprising a receptacle for receiving a powder sample and having an...
6809314 Fine particle classification apparatus and method for classifying aerosol particles in a sheath gas  
A fine-particle classification apparatus includes an aerosol generation section which generates an aerosol containing fine particles in a medium background gas, a fine-particle classification...
6796195 Apparatus for determining particle size  
The invention provides a method and an apparatus for measuring the size, concentration and size distribution of particles in a fluid by determining the characteristics of an acoustic speckle signal...
6787763 Method and apparatus to increase the resolution and widen the range of differential mobility analyzers (DMAs)  
A differential mobility analyzer (DMA) for separating charged particles or ions suspended in a gas and a method of using the DMA for separating such particles. The invention includes various means...
6782768 Flow cytometer nozzle  
An improved nozzle system for a flow cytometer and accompanying methods have been invented for a high efficiency orientation and sorting process of a flat sample and dedicates items such as equine...
6766702 Method and apparatus for investigating temporal development of particles or droplets in gas-vapor mixture  
The present invention relates to a method for investigating the behavior of particles or droplets in a gas-vapor mixture inside a flow device, which is useful for studying cloud dynamical and...
6748815 Method for determining particle size  
The invention provides a method and an apparatus for measuring the size, concentration and size distribution of particles in a fluid by determining the characteristics of an acoustic speckle signal...
6736010 Method and device for counting inclusions in a liquid metal bath with ultrasounds  
Process and apparatus for displaying, measuring the size of and counting individual inclusions in suspension in moving liquid metal using an ultrasound sensor including emission and reception...
6698276 Method and apparatus for determining particle size distribution by acoustic speckle  
The invention provides a method and an apparatus for measuring the size, concentration and size distribution of particles in a fluid by determining the characteristics of an acoustic speckle signal...
6648975 Method and apparatus for fabricating quantum dot functional structure, quantum dot functional structure, and optically functioning device  
The present invention is to fabricate a quantum dot functional structure having ultra-fine particles homogeneously distributed in a transparent medium by efficiently fabricating high-purity...
6629010 Control feedback system and method for bulk material industrial processes using automated object or particle analysis  
A control feedback system and method for industrial processes using automated particle or object analysis is disclosed. The control feedback system and method includes a particle characteristic...
6604435 Low acceleration method of flow cytometry  
An improved nozzle system for a flow cytometer and accompanying methods have been invented for a high efficiency orientation and sorting process of a flat sample and dedicates items such as equine...
6601464 Particle momentum sensor  
A particle momentum detector has a massive support with a flat surface on which is mounted a piezoelectric member supporting a flat low mass plate resistant to deformation by impinging particles....
6582663 Apparatus for titration and circulation of gases and circulation of an absorbent or adsorbent substance  
The invention concerns an apparatus for the titration and circulation of gases to determine metal hydride storing properties, with improved response time, greater dynamic range in terms of the...
6567157 Fast mixing condensation nucleus counter  
A fast mixing condensation nucleus counter useful for detecting particles entrained in a sample gas stream is provided. The fast mixing condensation nucleus counter comprises a detector and a...
6557430 System and device for determining particle characteristics  
The present invention provides methods and apparatuses for determining at least one of a plurality of particle physical characteristics. The particle physical characteristics include particle size,...
6553849 Electrodynamic particle size analyzer  
An apparatus and method for determining the particle size distribution of a plurality of particles in a sample, the apparatus comprising a particle charging chamber for charging the particles in...
6546793 Method for manufacturing concrete  
A method for selecting proportions of aggregate for incorporation into concrete comprises several steps. First, a maximum aggregate size for a specific application is determined. A sample of the...
6546352 Method and apparatus for evaluation of aggregate particle shapes through multiple ratio analysis  
A method and apparatus for performing multiple ratio analysis of aggregate particles, wherein the method includes the steps of measuring a first maximum dimension of a particle, measuring a second...
6498641 Condensation nucleus counter with multi-directional fluid flow system  
A condensation nucleus counter (CNC) device implemented with a multi-directional fluid flow system is configured in a compact, conical geometry. A saturation region includes an inlet that delivers...
6491872 Method and system for detecting and recording submicron sized particles  
A system and method for detecting the presence of submicron sized particles in a sample taken from the environment includes a collecting a sample from the environment and purifying and...
6487921 Fluidization segregation tester  
Apparatus providing samples for evaluating the sensitivity of bulk particulate solids to segregation when permeated by a gas. A plurality of stacked discs are rotatably mounted on a vertical shaft....
6487894 Method for determining particle size distribution and mechanical properties of soft particles in liquids  
A method is described which applies Acoustic Spectrometry to characterize both the particle size distribution and mechanical properties of the soft particles in concentrated dispersed systems. It...
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