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US20110083491 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...
US20110016953 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...
US20140096594 METHOD OF NON-DESTRUCTIVE INSPECTION OF FLAT MEMBRANE  
A pore diffusion type flat membrane separation apparatus X including a plurality of flat membranes 7 and a plurality of flat plate-like supports 1 arranged alternately with each other, each flat...
US20050103095 Apparatus and method for assessing the condition of at least one circulating band in a paper machine  
The invention relates to an apparatus for assessing the condition of at least one circulating band, in particular of a water-absorbing dewatering band and/or a transfer band in a papermaking...
US20090320563 DEVICE FOR MEASURING PERMEATE FLOW AND PERMEATE CONDUCTIVITY OF INDIVIDUAL REVERSE OSMOSIS MEMBRANE ELEMENTS  
The present disclosure relates to a system comprising integrated sensors (169, 170) for measurement of permeate flow and permeate conductivity of individual membrane elements (163) while they are...
US20160097705 NON-INSTRUSIVE FILTER SCANNING  
Embodiments of the disclosure generally include a scan module configured to scan a filter for leaks. In one example, the scan module includes a housing having a plurality of scan probes disposed...
US20100223980 Rapid integrity testing of porous materials  
The invention relates to a rapid recirculation based integrity testing of porous material and to an apparatus and system for performing the same.
US20070056905 Continuous pressure decay test  
A continuous integrity test is performed on membranes in a membrane filtration system during the backwashing phase. The membrane pores are backwashed by applying a gas at a pressure below the...
US20110185895 FILTER APPARATUS AND METHOD OF MONITORING FILTER APPARATUS  
Methods, systems, and products for monitoring an air filter. Methods involve determining a difference between a baseline pressure differential and a current pressure differential, the differential...
US20140000346 HIGH PRESSOR SENSORS FOR DETECTING MEMBRANE FOULING  
In one aspect, the invention relates to methods and devices for detecting membrane fouling in a membrane-based water processing system. This abstract is intended as a scanning tool for purposes of...
US20140190240 METHOD AND DEVICE FOR DETECTING CLOGGING OF A FILTER  
The invention discloses a method and device for detecting clogging of a filter. The method comprises obtaining an ambient parameter, obtaining a threshold associated with the ambient parameter,...
US20100095742 Testing Apparatus For Applying A Stress To A Test Sample  
A testing apparatus which is suitable for applying a stress load to a test specimen is provided. The testing apparatus may be used to simulate lithostatic stress on a test specimen, which may be,...
US20160258855 Methods and Apparatus to Determine Diffusion Properties of Porous Structures for Drug Delivery  
Disclosed herein are improved therapeutic devices and methods and improved porous structures and measurement apparatus for use with therapeutic devices. In many embodiments, a porous structure is...
US20120151998 WETTABILITY AND MATRIX IMBIBITION ANALYSIS  
A method of determining wettability of a rock sample, such as from a core sample is described. The sample is preferably crushed or comminuted to a particulate size where micro fractures have been...
US20150268150 LARGE AREA MEMBRANE EVALUATION APPARATUSES AND METHODS FOR USE THEREOF  
Permeable materials, such as perforated grapheme and other two-dimensional materials, can be used in filtration applications. However, there are presently no effective testing apparatuses or...
US20120297862 METHOD OF CHECKING A MEMBRANE FILTRATION MODULE OF A FILTRATION PLANT  
A method of checking a membrane filtration module of a filtration plant, where the membrane filtration module includes a discharge pipe for the filtrate and a membrane element for filtering a...
US20150000378 MONITORING A HYDRAULIC FLUID FILTER  
A hydraulic circuit for supplying hydraulic fluid to a subsea control module of a control system for an underwater hydrocarbon well, the hydraulic circuit including an input for hydraulic fluid, a...
US20060174695 Method and device for inspecting honeycomb structure  
A method and a device for inspecting a honeycomb structure having porous partition walls (2) disposed so as to form a plurality of flow passages (3a) and (3b) passed through the honeycomb...
US20140298893 METHOD FOR TESTING THE INTEGRITY OF A HYDROPHOBIC POROUS DIAPHRAGM FILTER  
A method for testing integrity of a hydrophobic, porous diaphragm filter (42) includes arranging the filter (42) in a non-wetted state in a test housing (30) so that the filter (42) divides an...
US20080173071 Honeycomb filter defect detecting method  
A method for detecting defects in a honeycomb filter body. In operation, a gas flow stream containing particulates emerges at an outlet end face of the honeycomb body through defects, if any, in...
US20170059467 SYSTEMS AND METHODS FOR MEASURING RELATIVE PERMEABILITY FROM UNSTEADY STATE SATURATION PROFILES  
An example system for obtaining relative permeability from unsteady state saturation profiles is described herein. The system can include a pressure source configured to inject a first fluid into...
US20100089124 INTEGRATED POROUS RIGID WALL AND FLEXIBLE WALL PERMEABILITY TEST DEVICE FOR SOILS  
An apparatus for measuring permeability accurately in expansive clay and non-expansive soils is provided. The apparatus includes hollow porous stone cylinders which prevent the sample from bulging...
US20060169026 Method of measuring gas barrier property of plastic molding  
Object of present invention to overcome a problem of a dispersion of an evaluation of gas barrier property depending on absorbed moisture of plastic, and carry out measurements in which a...
US20140033800 METHODS AND APPARATUS TO DETERMINE DIFFUSION PROPERTIES OF POROUS STRUCTURES FOR DRUG DELIVERY  
Disclosed herein are improved therapeutic devices and methods and improved porous structures and measurement apparatus for use with therapeutic devices. In many embodiments, a porous structure is...
US20120003464 POROUS CERAMICS SHAPED BODY, AND PROCESS FOR PRODUCING SAME  
The process for producing a porous ceramics shaped body comprises a step of firing a shaped body of a starting material mixture which contains an aluminum source powder and a titanium source...
US20090044600 DEVICE FOR STORAGE AND AUTOMATIC RETRIEVAL OF CALBIRATION AND SYSTEM INFORMATION  
Embodiments of the invention generally provide an apparatus and method for storing data relating to instrumentation used for certifying a filter in a containment system. The apparatus generally...
US20060131236 Model for microfiltration of poly-disperse suspensions  
The present invention relates to a method for predicting pressure independent permeation flux and target molecule yield in a permeate resulting from crossflow filtration of particles in a...
US20060113226 Method of locating or repairing damaged hollow fiber membranes or header or module assembly  
A membrane module may have, or may be fitted with, a transparent or translucent cover over a block of potting material holding hollow fiber membranes. To locate a defective fiber, a liquid may be...
US20050229681 Gas permeation method for porous membrane  
An objective of the present invention is to provide a method which gas permeation, an integrity test, and pore size measurement for a porous membrane wetted with a hydrophilic solvent can be...
US20140216138 INSPECTION METHOD OF HOLLOW FIBER MEMBRANE MODULE  
Provided is an inspection method of a hollow fiber membrane module and a repairing method capable of quickly identifying the position of a damaged membrane in the hollow fiber membrane module with...
US20050229679 Automated clamp-on sample chamber for flow porometry and a method of using same  
A sample chamber includes a movable upper chamber. The movable upper chamber includes a center bore opening to a bottom of the chamber, at least one port for introduction of gas under pressure to...
US20140013826 TESTING APPARATUS FOR TESTING GAS PERMEABILITY ON THICKNESS DIRECTION OF PLASTIC MATRIX  
An apparatus for testing the gas permeability on the inward facing direction of a pre-impregnated resin matrix composite material layer includes a mold, a loading apparatus, a temperature control...
US20100154514 METHOD OF DETERMINING THE EVOLUTION OF PETROPHYSICAL PROPERTIES OF A ROCK DURING DIAGENESIS  
A method for quantitative determination of the permeability and porosity evolution of a porous medium during diagenesis having application to oil reservoir development is disclosed. A diagenesis...
US20140013824 METHOD AND APPARATUS FOR INCREASING THE SPEED AND/OR RESOLUTION OF GAS PERMEATION MEASUREMENTS  
A method and apparatus is provided for measuring the transmission rate of a substance through a material, such as a packaging film. The transmission rate of the substance during the test can be...
US20100017148 SYSTEM AND METHOD FOR MEASURING FILTER SATURATION  
The invention relates to a system for measuring the saturation level of a filter comprising a parallel filter; a divider for dividing said gas flow into at least a main flow and a sub flow,...
US20110030453 METHOD AND APPARATUS FOR TESTING SLURRY PENETRATION THROUGH MAT FACER IN GYPSUM-BASED PANEL PRODUCTION  
A method of testing penetration of a slurry through a mat facer includes the steps of placing the facer mat beneath a slurry test dispenser, storing slurry in a reservoir of the slurry test...
US20110167896 ESTIMATION OF RESERVOIR PERMEABILITY  
A method for determining the permeability of a petroliferous reservoir comprising injecting a tagged organic molecule into the reservoir at a first location, and detecting a signal associated with...
US20100313633 ESTIMATING EFFECTIVE PERMEABILITIES  
A method for determining effective permeabilities of earth formations. The method includes receiving a database having one or more measurements made on a collection of fluid filled rocks and...
US20080022756 Measuring device  
A sleeve comprising a hollow elongate body (3) have two ends, which sleeve is suitable for elastically gripping a rolled smoking article or a filter rod for rolled smoking articles in an airtight...
US20140133097 COOLING SYSTEM, METHOD FOR DETECTING CLOGGING OF AIR FILTER AND SIGNAL TRANSMISSION APPARATUS  
A cooling system includes: a cooling fan configured to take in air through an air filter and to send the air to one or more electronic components; one or more first temperature detectors...
US20070289362 Air scouring for immersed membranes  
A method of cleaning filtering membranes involves scouring the membranes with bubbles while the lumens of the membranes contain a gas at pressure below the bubble point of the membranes. The...
US20120210770 SYSTEMS AND METHODS FOR PERMEABILITY RATE TESTING OF BARRIER FILMS USING VAPOR ACCUMULATION  
The present invention is directed to systems and methods which utilize a cavity ringdown spectroscopy (CRDS) technique for measuring vapor transmission rate through a barrier film by first...
US20080233010 Testing Hydrogen Flux Through Solid and Liquid Barrier Materials  
Apparatus and methods for testing the hydrogen-gas compatibilities, hydrogen-gas embrittlement susceptibilities, hydrogen-gas containment performances, and/or the hydrogen-gas pressure-cycling...
US20090306898 Testing Particulate Materials  
Embodiments include an apparatus and method for testing a particulate material suitable for use as a proppant. According to one embodiment, a sample of the particulate material is captured in the...
US20130327126 POROSITY MEASUREMENT  
The measuring device is an on-line measuring device including a pressure generator and a sensor, by which is determined porosity of paper or board, constituting an object of measurement, by...
US20140060159 PERMEABILITY FLOW CELL AND HYDRAULIC CONDUCTANCE SYSTEM  
The present invention relates to devices and methods for measuring the permeability of dentin. More particularly, the invention relates to devices and methods of quickly and accurately measuring...
US20150047418 DETERMINATION OF PORE STRUCTURE CHARACTERISTICS OF ABSORBENT MATERIALS UNDER COMPRESSION  
Compression testing apparatus for analyzing porous materials includes a cylindrical channel having a central bore, solid outside, upper and lower walls, the inner edge of the channel being open to...
US20140090835 SYSTEMS AND METHODS FOR THE DETERMINATION OF GAS PERMEABILITY  
According to various embodiments, a method may include supplying a gas to an upstream side of a core holder containing a core sample, accumulating permeated gas that has flowed through the core...
US20140013825 TESTING APPARATUS FOR TESTING AIR PERMEABILITY ON THICKNESS DIRECTION OF PLASTIC MATRIX, AND METHOD THEREFOR  
An apparatus for testing the air permeability in the thickness direction of a resin matrix composite material layer includes a mold having a cavity and a covering plate, a loading apparatus, a...
US20090173142 CONTROLLING GAS PRESSURE IN POROSITY STORAGE RESERVOIRS  
A method and reservoirs are described that provide for controlling gas pressure within a porosity storage reservoir. In embodiments, gas is injected into the porosity storage reservoir while water...

Matches 1 - 50 out of 78 1 2 >