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8151634 |
Device and method for detecting the frothing ability of a fluid
The present invention provides a device (10) for detecting the frothing ability of a fluid, said device including: an inlet (11) for receiving a portion of said fluid; means (12) for entraining air...
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7926327 |
Apparatus for determining the filterability of fluids, in particular of transmission oils
An apparatus for determining the filterability of fluids, in particular of transmission oils, has a test filter device (21) through which a sample amount of the fluid can flow, and a line system...
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7770455 |
Instruments, related systems, and methods for monitoring or controlling foaming
The present invention relates to methods, systems, and instruments (10) for monitoring, detecting or measuring one or more acoustic emissions of a foam. The detected emission(s) may then be used to...
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7490508 |
Bench scale apparatus to model and develop biopharmaceutical cleaning procedures
An apparatus for testing a cleaning procedure for a material. The apparatus includes a rack having a seat configured to retain a plurality of test coupons at a predetermined angle, an upper tray...
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7249492 |
Method and device for evaluating and/or adjusting the cleaning performance of a cleaning liquid
A method and device are provided for measuring and/or adjusting the cleaning performance of a cleaning liquid. One method of the invention includes determining a control value (i.e., the number of...
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7240539 |
Test method
A test method is described for comparing the relative affinity of products for a target substance using a substrate ordinarily and visibly sensitive to the products. The test method is useful in...
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6829922 |
Evaluating foamed cement under pressure and temperature
A test method for foamed cement does not transfer the test composition under pressure from one device to another and the equipment is not handled under dangerous pressure, thereby providing a safe...
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6807849 |
Foam generator and viscometer apparatus and process
An apparatus and process to generate a liquid-gas-surfactant foam and to measure its viscosity and enable optical and or electronic measurements of physical properties. The process includes the...
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6790256 |
Gas carry-under monitoring and control system
A system for monitoring gas carry-under of a formation fluid exiting a gas separator by measuring a parameter of interest of the formation fluid exiting the gas separator is disclosed. The...
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6672142 |
Method and apparatus for evaluating retention time of foam of beer
A method for evaluating the period of beer foam stability of sample of equal foam layer thicknesses comprising the steps of obtaining a sample by pouring a fixed amount of prescribed beer into a...
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6640618 |
Method for detecting and measuring foam forming compounds in aqueous solutions
A method for detecting change in the foam forming characteristic of an input stream of an aqueous solution which continuously samples the input stream by taking a series of discrete, independent...
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6484568 |
Apparatus and method for foaming fluids and for testing foamed fluids
A method and apparatus for foaming and then testing the foamed fluid. The apparatus comprises a cylindrical pressure vessel with upper and lower caps. A circular disk with a plurality of openings,...
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6457348 |
High pressure steam line target inserter
A high-pressure high-velocity target inserter for use in steam cleaning. The target inserter uses an actuator connected to a tube assembly, which connects to a test line. The target inserter uses...
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6405580 |
Apparatus for detecting and measuring foam forming compounds in aqueous solutions
An apparatus for detecting change in the foam forming characteristic of an input stream of an aqueous solution which continuously samples the input stream by taking a series of discrete,...
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6281020 |
Method of testing cleanness of inner surfaces of the parts of a fuel injection system
The present invention provides a method of testing the cleanness of the inner surface of a high-pressure fuel injection pipe in which the cleanness of the inner surface of a high-pressure fuel...
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6083755 |
Method for determining the cleaning action on a cleaned object
A method for determining cleaning action on medical instruments and other objects is disclose. The method uses a predetermined soiling substance, for example fresh blood mixed with a radioactive...
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6082174 |
Apparatus and method for determining the amount of entrapped gas in a material
An entrapped gas measuring apparatus includes a reservoir housing with a reservoir which is adapted to receive a material sample and to expand according to an expansion of the material sample when...
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6009748 |
Rapidly cyclable foam testing oven
Oven, for example, embodied as a foam tester, can heat and cool circulating gas, and hence, contained sample containers, rapidly. A volume for containing coolant material is provided for cooling...
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5928948 |
Method for the assessment and validation of cleaning processes
A porous material (10) is contaminated with soil (14). Optionally, the porous material is partially shielded by an impermeable layer. The contaminated porous material is packaged and shipped to a...
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5891732 |
Method for determining foaming behavior of a liquid
The invention relates to a method for determining foaming behavior of a liquid by use of a gas, which includes supplying the gas to an amount of the substantially gas-free liquid to form a foam and...
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5868859 |
Use of infrared radiation in detection methods to defoam aqueous systems
The creation of a substantial volume of foam on the surface of an aqueous medium can reduce the apparent thermal IR emission substantially when compared to that of the aqueous medium free of foam....
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5824886 |
Foam tester
Foam tester device, which is useful for testing the foaming of liquids at elevated temperatures, has an insulated cabinet containing a temperature-regulatable volume; a heater capable of heating a...
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5693874 |
Test apparatus and method for determining deposit formation characteristics of fuels
A test apparatus includes a test chamber adapted to support a test piece having the shape characteristic of an engine intake valve. Means are provided for heating the test piece, delivering a...
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5597950 |
Surfactant monitoring by foam generation
A device for monitoring the presence or absence of active surfactant or other surface active agents in a solution or flowing stream based on the formation of foam or bubbles is presented. The...
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5465610 |
Device for the characterization of the foaming properties of a product which is at least partially soluable
A device for the characterization of the foaming properties of a product at least partially soluble in a liquid comprising a transparent analysis column (1) provided at its base with a porous...
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5375459 |
Defoamer testing apparatus
An apparatus and method is provided wherein the foam inhibiting effectiveness of defoaming and antifoaming additives on various types of foamable liquid mediums is measured. A single generally...
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5301539 |
Method for improving enhanced recovery of oil using surfactant-stabilized foams
A process is provided for enhancing the recovery of oil in a subterranean formation. The process involves injecting a surfactant-containing foam having oil-imbibing and transporting properties. A...
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5108655 |
Foam monitoring control system
This invention relates to a system for monitoring and controlling foam in a liquid tank utilizing a foam level sensing device positioned at a downstream location from a defoaming agent delivery...
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4907444 |
Fire fighting foam analyzer and method therefor
A method and apparatus for classifying fire fighting foam is disclosed. Fire fighting foam analyzer 10 uses a large capacity container 11 having a viewing window 12 disposed in a substantially...
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4888981 |
Apparatus for testing of fluids
Apparatus for testing fluids, especially for testing physical characteristics or susceptibility to process fluids. A rotor (11) includes at least one arced pipe segment (18-21) that can transport...
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4787110 |
Foaming testing apparatus which yields results correlatable to hand washing of laundry
Detergent laundry bars of improved foaming properties during hand washing of laundry are described which include 15 to 45% of a mixture of 0.05 to 20 parts of sodium higher fatty alcohol sulfate...
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4677304 |
Apparatus for determining the stability of foam
Apparatus for determining the stability of a foam comprising a light source (1), a foam sample cell (2), a light sensitive cell (3) having a linear output voltage- or current-exposed area...
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4651000 |
Method for determining the performance of detergents in the removal of proteinaceous soils
An improved method for determining the performance of detergents in the removal of proteinaceous soils, which centers upon the use as test soil of radiolabelled blood hemoglobin and upon the...
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4621521 |
Apparatus for determining foam formation of crude petroleum
An apparatus for simulating the actual conditions of foam formation during crude oil production includes a transparent cylindrical measuring vessel having a circumferential flange formed at its...
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4601336 |
Process for selecting a steam foam forming surfactant
A steam-foam-forming surfactant effective for displacing the oil in a particular reservoir is selected by comparing the capabilities of foams formed by different surfactants for both flowing...
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4589276 |
Method and apparatus for determining effectiveness of foamant in porous media
The foaming characteristics of a foamant to be used in the recovery of oil from a subterranean oil-bearing formation by carbon dioxide foam flooding, are determined by passing carbon dioxide...
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4577491 |
Method for determining the stability of foam
A method for determining the stability of live foam comprises a sample pressurizing vessel connected to a sample injection chamber leading to a sample cell linked to a reference cell maintained at...
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4562727 |
Olefin sulfonate-improved steam foam drive
Steam mobility-reducing capability of an olefin sulfonate-containing surfactant formulation for reducing the mobility of steam of a selected quality within a selected subterranean oil-containing...
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4547464 |
Fetal pulmonary maturity test
A quick and inexpensive test for the detection of fetal pulmonary maturity comprising the steps of acidifying a given volume of amniotic fluid, adding a given volume of an ether, agitating and...
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4444044 |
Method and apparatus for determining the foaming characteristics of a crude oil stream at the wellhead
A method for determining the foaming characteristics of a crude oil stream at the wellhead comprising introducing the production crude oil stream from the wellhead into an elongated, horizontal...
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4233032 |
Fetal lung maturity test
A simple rapid STAT test and test kit are provided for the reliable determination of prenatal lung maturity as well as other surfactant lipid dependent determinations. The method involves a shake...
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4148217 |
Evaluating surfactants
A method for evaluating foam-producing surfactants by measuring the resistance to the flow of a gas, for example, nitrogen, through a standard sand pack containing a solution of the surfactant. The...
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4084426 |
Foam monitor and method
A foam monitor senses the dissipation of foam within a transparent tube and employs a series of vertically spaced light emitting diodes which are cyclically pulsed to provide repetitive sequential...
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4061016 |
Method and apparatus for measuring the foam life on an effervescent beverage
In order to measure the life of the foam of an effervescent beverage a predetermined quantity of the liquid is held in an upper vessel. This liquid is then allowed to fall rapidly into a lower...
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3306341 |
Falling film evaporator for stripping latex solutions
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3151061 |
Monitor for control of liquid foaming
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3107519 |
Defoaming tester
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3027755 |
Apparatus and method for determining effectiveness of defoamers in foamy systems
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3025698 |
Process for testing oils
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2974520 |
Detergometer
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