|
Match
|
Document |
Document Title |
|
|
8176769 |
Fluid transportation by a plurality of particulates
Provided are apparatuses for measuring wetting, absorption, and/or other mechanisms of fluid transportation by a sample of particulates. The apparatus may include a container holding a fluid, a...
|
|
|
8166804 |
Method for detecting separation in a structure
A method for detecting separation in a structure that comprises at least two portions or layers affixed together comprises forming a cavity into the structure that passes through an interface...
|
|
|
8151630 |
Quantitative fit test system and method for assessing respirator biological fit factors
A quantitative fit test (QNFT) system and method for assessing the biological fit factor (FF) performance of respiratory protective devices. The biological QNFT system includes the following three...
|
|
|
8153284 |
Method for fabricating a glass substrate, method for fabricating a magnetic disk, and magnetic disk
A method for manufacturing a glass substrate which has a uniform and minute pattern of stripes formed on the surface thereof by ultraprecision polishing, and which allows the recording capacity of...
|
|
|
8147757 |
Filter with memory, communication and concentration sensor
The present invention describes a system and method for accurately measuring the concentration of a substance within a filter housing. A concentration sensor and a communications device are coupled...
|
|
|
8137983 |
Method of maintaining a protein concentration at a tangential flow filter
The present invention describes a system and method for accurately measuring the concentration of a substance within a filter housing. A concentration sensor and a communications device are coupled...
|
|
|
8136387 |
Determination of pore structure characteristics of filtration cartridges as a function of cartridge length
A method for determining pore structure characteristics of a filtration cartridge includes the steps of placing a porometry test location isolating device in sealing contact with the filtration...
|
|
|
8136388 |
Determination of pore structure characteristics of filtration cartridges as a function of cartridge length
A method for determining pore structure characteristics of a filtration cartridge includes the steps of placing a porometry test location isolating device in sealing contact with the filtration...
|
|
|
8136386 |
Determination of pore structure characteristics of filtration cartridges as a function of cartridge length
A method for determining pore structure characteristics of a filtration cartridge includes the steps of placing a porometry test location isolating device in sealing contact with the filtration...
|
|
|
8135547 |
Detection apparatus and method utilizing membranes and ratio of transmembrane pressures
The failure of an upstream filtration membrane, or the presence of a foulant in a fluid is detected using a membrane-based detector. The fluid or an effluent from the filtration membrane is...
|
|
|
8117899 |
Method and device for measuring the gas permeability through films and walls of containers
A device for measuring permeability of a gas sample through a thin film, or a wall, arranged as a membrane between a first chamber and a second chamber of a measurement cell is provided that...
|
|
|
8113036 |
Air velocity apparatus and system
An apparatus and a system is provided that may be utilized to determine air flow through an air filter and/or a plurality of air filters. The present invention utilizes a demonstration apparatus to...
|
|
|
8091440 |
Non-destructive test apparatus
The present invention provides a non-destructive test apparatus which can be applied not only to a structure in dry conditions but also to a structure constructed under water or in a location to...
|
|
|
8087285 |
Apparatus and method for a seal immersion test with aerated fluid
A test apparatus for testing fluid seals within an aerated fluid includes a container and a fluid located within the container. A plurality of seal coupons are submerged within the fluid in the...
|
|
|
8084259 |
Method of insuring the integrity of a filtering element
The present invention describes a system for accurately measuring the concentration of a substance within a filter housing. A concentration sensor and a communications device are coupled so as to...
|
|
|
8079249 |
Gas permeability measurement apparatus
Gas permeability measurement apparatus is an apparatus for measuring all kinds of continuous-porous materials, including wood, paper, wood-composites, wood plastic composites (WPC), minerals,...
|
|
|
8074491 |
Monitoring gas leakage rates from hermetically sealed devices
A method for monitoring a gas leakage rate from a hermetically sealed device, such as a hermetically sealed data storage device with an interior helium atmosphere. In some embodiments, a diffusion...
|
|
|
8042382 |
Device for measuring physical characteristics of a porous sample
Device for measuring physical characteristics of a porous sample by performing successive drainage and imbibition phases in the presence of a first electricity-conducting fluid and of a second...
|
|
|
8028564 |
Oil migration system
An apparatus and a system is provided that may be utilized to determine oil migration and oil displacement from a pre-oiled air filter. The present invention may also be utilized to determine if...
|
|
|
8024961 |
Simultaneous normal and radial liquid permeameter
A permeameter including a fluid control chamber, a permeability specimen area, and a first outlet from the specimen area measuring fluid as a function of a normal permeability of at least one...
|
|
|
8024960 |
Method and device for evaluating flow parameters and electric parameters of porous medium
A method and device is disclosed for evaluating simultaneously, and with the same equipment, the electric resistivity and flow parameters of a porous medium, from experimental measurements obtained...
|
|
|
8020451 |
System and method for conditioning and detection of moisture damage in asphalt mixes
An apparatus and method for determination of susceptibility of asphalt concrete materials to moisture damage. An asphalt sample of known bulk specific gravity (density) is placed inside a chamber...
|
|
|
8015727 |
Dryer rack
A dryer rack for use with an apparatus for drying an object inside a drum is disclosed, wherein the dryer rack includes a platform for having an upper surface for supporting the object. The...
|
|
|
8015857 |
Method for measuring the gas permeability of containers and sealing members in general
A device that carries out a method for measuring permeability to a gas sample through a container (2) comprises an inlet duct for the gaseous carrier, in particular, nitrogen, both as inlet in the...
|
|
|
8006543 |
Device for measuring the permeation of a hollow body such as a container
Device for measuring the permeation of a hollow body provided with an opening such as a neck in particular, this device comprising a chamber in which the follow body is placed, on a support; this...
|
|
|
8007568 |
Filter with memory, communication and pressure sensor
The present invention describes a system and method for accurately measuring the pressure within a filter housing. A pressure sensor and a communications device are coupled so as to be able to...
|
|
|
7972515 |
In situ membrane integrity test
An in situ reverse flow shipboard membrane integrity test apparatus and method, for determining if a membrane arrangement is defective. A membrane arrangement within a separation unit is tested...
|
|
|
7937987 |
Filter monitor-flow meter combination sensor
A method for monitoring a filter installed in a fluid system. The steps include providing a reference region in the fluid system, the region including a chamber having a known volume and releasing...
|
|
|
7930926 |
Determination of permeability from damping
Permeability of a fluid through a saturated material is determined by measuring the dynamic response of that saturated material to shaking vibrations and/or shear wave propagation, and then mapping...
|
|
|
7918125 |
Methods and devices to test diffusion rates of ocular drug delivery systems
Methods of detecting the discharge and uptake rates of ophthalmic lenses containing pharmaceutical agents are disclosed herein.
|
|
|
7908936 |
System and method for generating a gas sample of known and adjustable relative humidity
A system and method for providing a destination point with a gas having a selectable known humidity. A gas having an initial relative humidity is alternately directed in accordance with a duty...
|
|
|
7907264 |
Measurement of thin film porosity
A method of measuring a porosity of a film, by measuring a refractive index of the film in a first environment having a first relative humidity to produce a first refractive index measurement. The...
|
|
|
7900504 |
High pressure fracture tester
A system for testing a drilling fluid including a vessel having a fluid inlet, a filtrate outlet, a fluid outlet, and at least one permeable media disposed within the vessel. The system further...
|
|
|
7891234 |
Multi-sensing device and method of operating
A multi-sensing device is provided which includes a first sensor for sensing a temperature of the fluid flowing through the filter element, a second sensor for sensing a pressure generated by the...
|
|
|
7886582 |
Device for measuring load loss in reverse osmosis membrane containers
An interconnector coupled to a permeate water collection tube, establishing first and second groups of membranes, has open and closed ends, and orifices arranged circumferentially and located at a...
|
|
|
7882727 |
Method and apparatus for v-bank filter bed scanning
Embodiments of the invention generally related to a method and apparatus for scanning a v-bank filter. In one embodiment, an apparatus for scanning a v-bank filter includes a hollow body having...
|
|
|
7882726 |
Compression vacuapore for determination of pore structure characteristics of hydrophobic materials under compressive stress
A method for determining pore structure characteristics of hydrophobic porous materials includes placing a test sample of material in the sample chamber of a porosimetry apparatus, creating a...
|
|
|
7850918 |
Multiple sample gas sorption tester
Embodiments of the invention contemplate an apparatus that determines gas sorption properties of a large number of material samples simultaneously, by sequentially measuring the pressure in a...
|
|
|
7818996 |
High throughput screening for rapid development of membranes and membrane processes
The present invention provides a testing system allowing the simultaneous comparative evaluation of the behavior in a membrane process of two or more selected membranes (4). In a preferred...
|
|
|
7815859 |
Method and apparatus for determining the oxygen permeability of a polymer membrane
The present invention is relates to an apparatus and method for the determination of the oxygen gas permeability of a polymer. In one embodiment, the present invention relates to an apparatus and...
|
|
|
7805982 |
Portable core flood apparatus for conducting on-site permeability measurements
A portable apparatus and method provide on-site permeability measurements of a core sample extracted from a subterranean reservoir. The portable apparatus is easily and conveniently transported to...
|
|
|
7793535 |
Devices and methods to simulate an ocular environment
Methods and devices used to simulate the use of an ophthalmic lens contained in an ocular environment are disclosed herein.
|
|
|
7770434 |
System and method for in-process integrity test of a filter
The invention relates to a method for in-process integrity test of a filter. The method may comprise the steps of: coupling a gas source to an input side of a filter without removing the filter...
|
|
|
7765852 |
Air flow nozzle for air flow meter
The aspects of the present invention provide for an apparatus for conveying air into foam so that the flow of air within the foam may be monitored to determine one or more characteristics of the...
|
|
|
7752888 |
System for gas permeation testing
A system for measuring gas permeation through container walls is disclosed, wherein a pressure fluid is introduced into a container to be tested. Once the pressure fluid is introduced into the...
|
|
|
7752889 |
Apparatus and method for determining density of insulation
An apparatus for determining the density of insulation in a cavity of a structure that senses a force of the insulation against the sensor. The force is used to determine the density of the...
|
|
|
7743646 |
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...
|
|
|
7727432 |
Process and apparatus for quality control of a process for producing concrete articles
Methods and apparatus are presented for quality control of a process to produce concrete goods products. The quality control is effected on the basis of measurements that are carried out on the...
|
|
|
7712350 |
Apparatus and method for determining density of insulation
An apparatus for determining the density of insulation in a cavity of a structure that senses a force of the insulation against the sensor. The force is used to determine the density of the...
|
|
|
7698928 |
Method for testing separation modules
New methods and apparatus are described for assessing the integrity of a separation module or filtration system. A principle embodiment concerns use of a transient pulse of challenge species to...
|