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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...
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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 (...
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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...
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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...
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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...
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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...
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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...
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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...
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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 (...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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....
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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...
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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...
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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,...
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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...
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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...
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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...
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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...
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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...
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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....
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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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