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| Number | Title | Issue Date |
| 8122777 | Apparatus and method for presenting a particulate sample to the scanning field of a sensor device A method for presenting various surfaces of particles within a sample to a sensor device is provided. More particularly, embodiments of the present invention provide a method for presenting a sample comprising a plurality of sample particles to a scanning field defi... | 02/28/2012 |
| 7765882 | Apparatus and method for presenting a particulate sample to the scanning field of a sensor device An apparatus and method for presenting various surfaces of particles within a sample to a sensor device is provided. More particularly, embodiments of the present invention provide a pair of concentric counter-rotating surfaces and a dividing member fixed radially t... | 08/03/2010 |
| 7347111 | Segregation testing apparatus for powders and granular materials A method and apparatus enables testing of sifting segregation of a particulate solid mixture in a storage bin or hopper. The apparatus makes use of a convergently and divergently angled hopper for collecting the mixture. The apparatus further makes use of a minimall... | 03/25/2008 |
| 7204164 | Apparatus for testing powder properties The powder analytical apparatus of the invention includes a hopper that is connected to a controllable agitator by a separable link. The hopper has an exit port at its lower end that is at an acute angle to the axis of the hopper. A planar gate is mounted parallel t... | 04/17/2007 |
| 7201039 | Axial flow scan testable filter system A filter system having in-situ scan capabilities is provided. In one embodiment of the invention, the system includes a downstream probe which may be rotated to scan the field of a filter installed in the system. The probe may be utilized for leak detection, velocit... | 04/10/2007 |
| 6845657 | Apparatus for sampling drill hole cuttings A sample collection device for collecting a sample of drill cuttings from a hole being drilled as the hole is being drilled includes a stem collector surrounding the drill pipe. Pressurized air is injected through the drill pipe into the hole being drilled. The air ... | 01/25/2005 |
| 6696288 | Pre-greased collecting rod assembly for pollen and fungal spore sampling and method of making it Collecting rods are pre-greased for use with a rotorod sampler. Multiple collecting rods are molded in one piece with a header to form a group. The collecting rods are attached to the header by thin gates so that they can be easily broken off for use. Mul... | 02/24/2004 |
| 6520035 | Control system for belt sample cutters An apparatus is provided for extracting cross-sectional samples of bulk material from a moving belt conveyor with a rotating sample cutter. The sample cutter is driven around a circular sampling path by a pair of double-acting pneumatic cylinders that are... | 02/18/2003 |
| 6343516 | Multiphase flow sampling using an autotraversing sample probe A system is provided for improved flow measurement in a multiphase fluid stream in an oilfield environment. A sampling probe is provided which draws fluid samples at different radial locations across a diameter or a chord of a cross sectional plane of a m... | 02/05/2002 |
| 6301979 | Sampling means A sampling means for sampling a falling stream of a particulate material includes a trough-like sampling receptacle for culling a sample of the particulate material, the receptacle having an inlet defined in an operatively top portion thereof and at least... | 10/16/2001 |
| 6138522 | Sample collecting apparatus of space machine A sample collecting apparatus of a space craft capable of collecting samples securely by collecting them through a single step by using a small size, light weight and simple structure device. The sample collecting apparatus of the space craft includes a c... | 10/31/2000 |
| 5796015 | Apparatus for taking a volume-adjustable sample from a moving fluid This apparatus (10) serves for taking a volume-adjustable sample from a fluid moving in an open channel or flowing in an unpressurized state in a pipe. The apparatus has a chamber (11) for receiving the sample and an intake/discharge line (12) which is im... | 08/18/1998 |
| 5753829 | Sampling device A sampling device selects pairs of interleaving samples of slurry flows and is suitable for determining the precision of a measurement protocol and to test the measurement procedure for bias. The device comprises a sample cutter pivoted to move in one dir... | 05/19/1998 |
| 5583304 | Apparatus and method for testing powder properties An apparatus and method for studying powder segregation and flow properties using research and development size batches in order to be able to predict segregation and flow problems in production batches. The apparatus and method subject the powder in a ho... | 12/10/1996 |
| 5505096 | Particulate material sampling apparatus A spin riffle sampling apparatus distributes a sample source quantity of particulate material in a predetermined number of increments, 60 for example, to each of a smaller number, 4 for example, of radially disposed bins on a rotating platform. The bins i... | 04/09/1996 |
| 5408892 | First stage rainfall sampler A first stage rainfall sampler, which is capable of automatically sampling rainfall step by step without requiring a motive power. A plurality of sampling containers are swingably and detachably hung down from the circumference of a tumbler which is supported ... | 04/25/1995 |
| 5398558 | Apparatus for sampling material An apparatus for collecting material from a mass of the material, the apparatus having a housing for receiving the material; a container for holding the material; and an assembly mounting the housing for movement along a path through the mass of material,... | 03/21/1995 |
| 5398557 | Rotary sampling apparatus for powdered or granular materials A rotary sampling apparatus for powdered or granular materials wherein the materials are automatically sampled and pneumatically transported to a predetermined place. A first variant of the present invention is of a rod-like type which has a rod-like body... | 03/21/1995 |
| 5392659 | Apparatus for providing multiple samples of material from a moving conveyor A sampling machine for moving a sampling scoop through bidirectional full rotations which are effective to remove multiple sample volumes from a moving conveyor. The sampling scoop has a home position which is maintained by the its drive without requiring... | 02/28/1995 |
| 4951511 | Apparatus for sampling heterogenous material An apparatus for sampling a flow of heterogeneous material falling under gravity comprises a rotating table adapted for rotation about a support column, a plurality of removable sampling passageways of identical aperture size mounted side by side around t... | 08/28/1990 |
| 4946650 | Apparatus for integrating sampling and in-line sample splitting of disperse products from transport conduits or at flow transfer points From a product main flow a sub-flow is withdrawn and from said sub-flow an analysis sample to be analyzed and a remainder obtained by sample splitting. To provide a method and an apparatus for time and space representative sampling and sample splitting to... | 08/07/1990 |
| 4840074 | Multi-stream fluid sampling valve The invention provides a sample valve adapted to produce a sample of any one of a plurality of fluid streams for an analytical instrument (especially a mass spectrometer). It comprises a stationary plate member in which are formed a plurality of inlet por... | 06/20/1989 |
| 4817442 | Sample splitter A sample splitter comprising a housing having a substantially cylindrical rotor chamber having at least one inlet, at least two outlets, and a rotor rotatably received in the rotor chamber, said rotor being subdivided into at least two separate zones wher... | 04/04/1989 |
| 4682507 | Material sampling apparatus Apparatus for removing a sample from a material conveying conduit and delivering the sample to a remote testing or other deposit location without any manual handling of the sample, including a valve having a tubular housing fixed to the conduit to extend ... | 07/28/1987 |
| 4682506 | Automatic material sampler An automatic material sampling apparatus includes a housing for receiving a positively or negatively pressurized flow of material to be sampled as the material flows through a conduit, wherein the housing is disposed in-line with the conduit. The apparatu... | 07/28/1987 |
| 4678488 | Liquid separator for gas analyzer A liquid separator for a gas analyzer is provided comprising a sample gas inlet; a sample gas outlet; and a separation chamber in fluid communication with the gas inlet and gas outlet. The separation chamber is provided with a smooth, planar upper wall an... | 07/07/1987 |
| 4601211 | Multi-port valve in a gas collection system and method of using same A multi-port valve uses a flexible sample tube to selectively intercept gases flowing from inlet ports into a common manifold space. The manifold space is placed under sufficient vacuum to insure that gas samples will be selectively received by the sample... | 07/22/1986 |
| 4574645 | Apparatus for sampling particulate material An apparatus for sampling particulate material, such as wood chips as they fall through an unloading chute, includes a tube mounted in a wall of the chute and having an upper end extending into the path of chip flow. The upper end includes a generally sem... | 03/11/1986 |
| 4558602 | Large capacity sample bucket and bucket sampler having low clearance A sample bucket is disclosed for intercepting a sample while cutting through a flow of particulate material. The bucket is in the form of a receptacle having an open mouth and a suitable depth for retaining a desired gross sample without overflow thereof.... | 12/17/1985 |
| 4548087 | Coal sampling device This invention pertains to a device for taking samples of finely crushed particulate matter, such as coal from a flowing feed stream on a preset selection schedule, using a rotating drum which has one slot in its periphery and a receptable moveable into a... | 10/22/1985 |
| 4215579 | Coal sampling The specification discloses portable coal sampling apparatus including an enclosure, a primary sample receiving hopper, a primary sample crusher arranged to receive coal from the hopper and deliver crushed coal to the enclosure, and a secondary sample col... | 08/05/1980 |
| 4170900 | Rotary sampler for particulate matter A rotary sampler for taking quality control samples from a falling stream of material is disclosed. The sampler includes an impeller which is driven by the falling material. As the impeller turns a hollow collector blade moves through the falling stream. ... | 10/16/1979 |
| 4113434 | Method and apparatus for collectively sampling a plurality of gaseous phases in desired proportions for gas analysis or other purposes A continuous sampling flow consisting of a plurality of gases is provided. The sampling of a plurality of gases according to the present invention comprises separately forming continuous gas streams of different gaseous phases, discharging said gas stream... | 09/12/1978 |
| 4055088 | Apparatus for sampling dry solids In packaging certain dry, free-flowing solid materials, the packaging operation involves delivering the solids from a classifier screen to a storage hopper through an inclined conduit. Within the conduit the particles tend to segregate into distinct layer... | 10/25/1977 |
| 3939714 | Variable percentage sampler A remotely operable sampler is provided for obtaining variable percentage samples of nuclear fuel particles and the like for analyses. The sampler has a rotating cup for a sample collection chamber designed so that the effective size of the sample inlet o... | 02/24/1976 |
