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| Number | Title | Issue Date |
| 8043858 | Dynamic desalter simulator A small-scale dynamic simulator for crude oil refinery desalters has a pressurized oil deviblis configured to hold a supply of crude oil and a water deviblis configured to hold a supply of wash water. At least one chemical feed pump selectively adds emulsion breaker... | 10/25/2011 |
| 8021885 | Method for the determination of the oxidative stability of a lubricating fluid The present invention concerns a method for the determination of the oxidative stability of a lubricating fluid, comprising the steps of: introducing a sample of the lubricating fluid under test in an reaction cell; | 09/20/2011 |
| 7981680 | Method for analyzing petroleum-based fuels and engine oils for biodiesel contamination A method for detecting contamination of a conventional petroleum-based fuel used in an internal combustion engine is provided. A sample of engine oil is separated into a polar component and a non-polar component by a polar solvent. The polar component is analyzed fo... | 07/19/2011 |
| 7927877 | Detection and analysis of biodiesel in fuels A method of analyzing biodiesel content in a fuel sample generally includes providing a fuel sample including at least one of a biodiesel and other diesel fuel; mixing a predetermined amount of solvent to the fuel sample, wherein the fuel sample is soluble in the so... | 04/19/2011 |
| 7875458 | Application of test for residual wax contamination in basestocks to correlate with the low temperature viscometric properties of fully formulated oils Rapid determination of low temperature residual wax contamination in basestock oil provides a basis for real time correlation of basestock quality with the low temperature viscometric properties of fully formulated oils made using said basestock oil. ... | 01/25/2011 |
| 7838298 | Method and apparatus for determining the fat or oil content of a sample A method and an apparatus serve the purpose of determining the fat or oil content of a sample. The sample is dried under the action of a microwave field and is examined under the action of a radio-frequency signal and of a constant magnetic field by means of nuclear... | 11/23/2010 |
| 7803627 | Process for evaluating quality of coke and bitumen of refinery feedstocks Process for evaluating the coke and/or bitumen yield and quality of a plurality of refinery feedstocks, by (i) providing a plurality of refinery feedstocks, (ii) placing a sample of each of the plurality of refinery feedstocks on a heating device, (iii) heating each... | 09/28/2010 |
| 7754488 | Rapid analysis of functional fluids The invention relates to a method to analyze the condition of a functional fluid comprising: (1) obtaining a sample of the used fluid; (2) placing the sample of the fluid to a test medium; (3) reac... | 07/13/2010 |
| 7741122 | Determination of total base number in marine engine lubricants by elements The present invention provides a method for determining the TBN of a used lubricating oil by measuring with a single device at least one element, such as sulfur, and correlating the measured amount to the oil's TBN. Preferably, a spectroscopic device is used to make... | 06/22/2010 |
| 7727766 | Method and apparatus for testing heavy oil production processes There is disclosed a method of testing oil extraction processes including the steps of: 1) placing a sample to be tested in a sample holder which has a configurable temperature profile; 2) placing the sample holder in a pressure vessel; 3) increasing the pressure in... | 06/01/2010 |
| 7723115 | Measurement of distributed total acid numbers by electrospray mass spectrometry The present invention is a method to determine the TAN and TAN as a function of boiling point for a hydrocarbon feedstream using an electrospray ionization mass spectrometer (ESI-MS). The steps of the method include determining the signal as a function of mass from ... | 05/25/2010 |
| 7648837 | High throughput screening methods for lubricating oil compositions A method for determining oxidation stability for a plurality of different lubricating oil composition samples is provided. The methods can advantageously be optimized using combinatorial chemistry, in which a database of combinations of lubricating oil compositions ... | 01/19/2010 |
| 7642095 | Method of analyzing basestocks for low temperature properties A process for producing lube basestocks involving solvent dewaxing a waxy feed to produce at least a partially dewaxed lube oil boiling range stream and then hydrodewaxing the partially dewaxed lube oil boiling range stream to produce a lube basestock. ... | 01/05/2010 |
| 7611901 | Method for determining the content of diesel fuel in a lubricating oil of a combustion engine A method for determining proportion of diesel fuel in a lubricating oil of a combustion engine, including: forming a mixture containing an oil sample and a C5 hydrocarbon such as a C5 alkane; injecting the mixture into the injector of a gas chr... | 11/03/2009 |
| 7611900 | High throughput screening methods for lubricating oil compositions Method for determining deposit formation tendencies for a plurality of fluid samples of different compositions is provided. Each sample includes one or more lubricating oil compositions containing at least one or more base oils of lubricating viscosity and one or mo... | 11/03/2009 |
| 7579192 | High throughput screening methods for lubricating oil compositions A method for determining storage stability for a plurality of fluid lubricant samples of different compositions is provided. Each sample includes one or more lubricating oil additives, or a combination of one or more lubricant base oils and one or more lubricating o... | 08/25/2009 |
| 7553673 | Quality control of a functional fluid The present invention describes use of use of a metal compound to control the quality of a functional fluid. Additionally, the present invention concerns a method for controlling the quality of a functional fluid comprising the steps of: adding a metal ... | 06/30/2009 |
| 7527975 | Determination of high lipophilicity values The present invention relates to a novel method for determining the lipophilicity of a compound of interest comprising a) providing a layer, b) impregnating said layer with a solvent A, c) applying a dissolved compound of interest on the impregnated layer, d) adding... | 05/05/2009 |
| 7468280 | High throughput preparation of lubricating oil compositions for combinatorial libraries A high throughput preparation of a plurality of different lubricating oil compositions for combinatorial libraries and subsequent high throughput screening for lubricant performance is provided. The methods can advantageously be optimized using combinatorial chemist... | 12/23/2008 |
| 7462490 | Combinatorial lubricating oil composition libraries A combinatorial lubricating oil composition library is provided including at least a plurality of different lubricating oil compositions comprising (a) a major amount of a base oil of lubricating viscosity and (b) at least one lubricating oil additive. Methods for p... | 12/09/2008 |
| 7407809 | Method for determining asphaltenes contamination in used marine engine lubricants using UV-visible spectroscopy and chemometrics A method for determining contamination in marine diesel lubricating oils. The method has been found to have particular utility in estimating asphaltenes contamination in marine diesel lubricating oils. The method includes the steps of: (a) obtaining spectral raw dat... | 08/05/2008 |
| 7390666 | Methods and devices for measuring total polar compounds in degrading oils This invention relates to methods for determining whether or not to discard a sample of oil based on the presence of polar compounds in the oil and devices to be used therewith. In a preferred embodiment a test strip including an adsorbent affixed to a backing is sp... | 06/24/2008 |
| 7364599 | Methods for increased removal of drag reducer additives from liquid hydrocarbon fuel A method for increasing removal of drag reducer additive (DRA) from liquid hydrocarbon fuel. The method comprises producing contaminated liquid hydrocarbon fuel comprising a concentration of removable DRA comprising a quantity of one or more polar groups, and contac... | 04/29/2008 |
| 7338657 | Injectable microspheres for tissue construction The present invention relates to injectable compositions comprising biocompatible, hydrophilic, non-toxic and substantially spherical microspheres associated with stem cells useful for tissue construction and generation. The invention also relates to methods of tiss... | 03/04/2008 |
| 7323342 | Method for improving oil desalting by forming unstable water-in-oil emulsions A method for determination for a given oil the relative stability of a water-in-oil emulsion that will be formed by that oil with water comprises measuring for the given oil the weight fraction of the oil that is most strongly adsorbed on a silica gel column success... | 01/29/2008 |
| 7306948 | High throughput screening methods for lubricating oil compositions Method for determining deposit formation tendencies for a plurality of fluid samples of different compositions is provided. Each sample includes one or more lubricating oil compositions containing at least one or more base oils of lubricating viscosity and one or mo... | 12/11/2007 |
| 7301339 | Estimating the concentration of a substance in a sample using NMR A method for estimating a concentration of a substance in a test sample of formation fluid, comprising measuring an NMR parameter of a first sample of formation fluid to obtain a first measurement, adding a known quantity of the substance to the first sample to prod... | 11/27/2007 |
| 7291836 | Method and device for continuous determination of lubricating oil consumption of an internal combustion engine The invention relates to a method and device for the continuous determination of the lubricating oil consumption of an internal combustion engine. The inventive method consists in: placing a determined quantity of at least one radioactive tracer in the lubricating o... | 11/06/2007 |
| 7260982 | Method and device for detecting the entry of fuel into the lubricating oil of an internal combustion engine A process for enabling the detection of an entry of fuel into the lubricating oil of an internal combustion engine can be implemented relatively simply. The process measures a value representative of the volume of lubricating oil in the internal combustion engine an... | 08/28/2007 |
| 7259017 | Method of diagnosing lubricated portion and system of diagnosing lubricated portion The invention provides a method of diagnosing a lubricated portion which can precisely measure a metal concentration in a lubricating oil and can diagnose accurately a state of the lubricated portion on the basis of a value of measurement. In accordance with the pre... | 08/21/2007 |
| 7241621 | Method for determining residual fuel and insolubles contamination in used marine engine lubricants using UV-visible spectroscopy and chemometrics A method for determining contamination in marine diesel lubricating oils. The method has been found to have particular utility in estimating residual fuel and insolubles contamination in marine diesel lubricating oils. The method includes the steps of: (a) obtaining... | 07/10/2007 |
| 7220591 | Method and apparatus for rapid fat content determination A method and apparatus for rapidly and accurately determining the fat and oil content of a sample using microwave drying and NMR analysis is disclosed. The method and apparatus incorporate a low mass, porous, hydrophilic and lipophilic sample pad that ensures that t... | 05/22/2007 |
| 7198893 | DNA diagnostics based on mass spectrometry Fast and highly accurate mass spectrometry-based processes for detecting a particular nucleic acid sequence in a biological sample are provided. Depending on the sequence to be detected, the processes can be used, for example, to diagnose a genetic disease or chromo... | 04/03/2007 |
| 7183115 | Gas sample analysis system A gas analyzer system for analyzing samples of compressed or ambient gas such as breathing air within a scuba tank, SCBA or ambient air within an industrial plant and informing the user as to the results of the sample's gas purity without the gas sample having to be... | 02/27/2007 |
| 7172903 | Method for on-line monitoring of lubricating oil using light in the visible and near IR spectra Oil aging and particulate building in a lubricant other than one exposed to combustion products is monitored by detecting light transmitted through the lubricant at least one, and preferably, two or more preselected wavelengths over a pathlength greater than about 0... | 02/06/2007 |
| 7163827 | Aromatic esters for marking or tagging organic products A compound represented by formula I is used as a marker for organic products. wherein Ar1 and Ar2 each independently represent a substituted or unsubstituted phenylene group or a substituted... | 01/16/2007 |
| 7162391 | Remote beverage equipment monitoring and control system and method The present disclosure provides a system and method for monitoring and controlling modifications to beverage equipment. The system includes at least one beverage equipment which may include a controller. The controller communicates over a communications network with... | 01/09/2007 |
| 7158918 | Machine performance monitoring system and billing method A system for monitoring the performance of beverage preparation equipment includes a device, such as a data collector, for monitoring the use of the equipment. Information regarding one or more inputs to the equipment is provided to the data collector which uses the... | 01/02/2007 |
| 7153694 | Quantitative method for hydrocarbon analysis A method for quantitative determination of hydrocarbon species in a hydrocarbon sample is disclosed. The method uses Townsend Discharge Nitric Oxide Chemical Ionization Gas Chromatography/Mass Spectrometry. ... | 12/26/2006 |
| 7137734 | Device for measuring quantities of heat while simultaneously measuring the evaporation kinetics and/or condensation kinetics of the most minute amounts of liquid in order to determine thermodynamic parameters The invention relates to a device for measuring quantities of heat while simultaneously measuring the evaporation kinetics and/or condensation kinetics of the most minute amounts of liquid in order to determine thermodynamic parameters. The aim of the invention is t... | 11/21/2006 |
