Class / Patent application number | Description | Number of patent applications / Date published |
436025000 | GEOCHEMICAL, GEOLOGICAL, OR GEOTHERMAL EXPLORATION | 34 |
20100015714 | MEASUREMENT OF SOIL POLLUTION - A soil sample of fixed volume is mixed with a drying agent (MgSO | 01-21-2010 |
20100240135 | System and method for sour gas well testing - The invention provides a method of testing sour natural gas by a) removing H | 09-23-2010 |
20110104809 | DOWNHOLE SPECTROSCOPIC HYDROGEN SULFIDE DETECTION - Methods and related apparatuses and mixtures are described for detecting hydrogen sulfide in a formation fluid downhole. A detection mixture is combined with the formation fluid downhole. The detection mixture includes metal ions for reacting with hydrogen sulfide forming a metal sulfide, and charged nanoparticles sized so as to inhibit significant aggregation of the metal sulfide so as to enable spectroscopic detection of the metal sulfide downhole. The combined mixture and formation fluid is then spectroscopically interrogated so as to detect the presence of the metal sulfide thereby indicating the presence of hydrogen sulfide in the formation fluid. The mixture also includes chelating ligands for sustaining thermal endurance of the mixture under downhole conditions. | 05-05-2011 |
20110111507 | DOWNHOLE SPECTROSCOPIC HYDROGEN SULFIDE DETECTION - Methods and related apparatuses and mixtures are described for detecting hydrogen sulfide in a formation fluid downhole. A detection mixture is combined with the formation fluid downhole. The detection mixture includes metal ions for reacting with hydrogen sulfide forming a metal sulfide, and charged nanoparticles sized so as to inhibit significant aggregation of the metal sulfide so as to enable spectroscopic detection of the metal sulfide downhole. The combined mixture and formation fluid is then spectroscopically interrogated so as to detect the presence of the metal sulfide thereby indicating the presence of hydrogen sulfide in the formation fluid. The mixture also includes chelating ligands for sustaining thermal endurance of the mixture under downhole conditions. | 05-12-2011 |
20110189778 | HYDROCARBON DETERMINATION IN PRESENCE OF ELECTRON AND CHEMICAL IONIZATION - Methods and apparatus for obtaining a mass spectrum of a sample and determining a concentration of a component of the sample by utilizing a model of chemical and electron ionization and the obtained mass spectrum. | 08-04-2011 |
20130122595 | DETERMINING FORMATION FLUID COMPOSITION - Apparatus and systems, as well as methods, may operate to draw a formation fluid sample into a sampling port included in a down hole tool or tool body, to vaporize some part of the fluid sample to substantially fill an injection port with a gas phase, to differentiate gas components in the gas phase to provide differentiated gas components along a concentration gradient in a receiving section, to detect the differentiated gas components with a detector, and to determine a fingerprint of the differentiated gas components. A reaction section and a vacuum section may be used for waste consumption and/or absorption. | 05-16-2013 |
20150087071 | Method for Determining The Relative Content of A First Rock Species and of A Second Rock Species in A Rock Sample Extracted From A Wellbore, and Associated Device - Method and apparatus for determining the relative content of a first rock species and of a second rock species in a rock sample extracted from a wellbore. The method comprises adding a reactant to the rock sample, measuring a first information (P | 03-26-2015 |
436026000 | For metallic ores | 1 |
20120252126 | METHOD FOR ANALYZING AND DETECTING CALCIUM ELEMENT IN ORE - A method for determining the content of calcium element in an ore is provided. It includes: decomposing the ore with hydrochloric acid and nitric acid under heating condition, adding perchloric acid, cooling, adding a small amount of water and boiling the solution to dissolve the salts, then cooling, diluting to the constant volume, filtering into a dry beaker with dry filter-paper, masking interfering ions with triethanolamine, adjusting the pH value of the solution with KOH, using calcein-thymolphthalein as indicator, and determinating the content of calcium with EDTA titrimetry. | 10-04-2012 |
436027000 | Using chemical tracers | 11 |
20090087911 | CODED OPTICAL EMISSION PARTICLES FOR SUBSURFACE USE - Tagging system and method including a plurality of particles, each particle having a miniature body and configured to provide a non-radioactive resolvable optical emission in a distinguishable pattern when selectively illuminated. The particles are set for selective release to a subsurface location. An apparatus having an elongated body configured for subsurface disposal and a chamber to house a plurality of particles therein. | 04-02-2009 |
20090087912 | TAGGED PARTICLES FOR DOWNHOLE APPLICATION - A tagged object includes a main body and a plurality of coded particles. Each coded particle may have a miniature body and be configured to provide a resolvable optical emission pattern when illuminate. The plurality of coded particles may be immobilized to the main body. A method for performing oilfield monitoring may include disposing of different types of tagged objects at different locations, wherein the different types of tagged objects each comprise a plurality of coded particles. Each of the coded particles may have a miniature body containing rare earth elements configured to produce a unique optical emission pattern when illuminated. The method may include allowing an event to trigger the release of one of the different types of tagged objects from one of the different locations. In addition, the method may include identifying the released tagged objects by unique optical emission patterns, in some cases in order to determining an occurrence location of the event. | 04-02-2009 |
20100003760 | Analysis of beryllium in soils and other samples by fluorescence - An improved low-cost practical method of determining beryllium or a beryllium compound thereof in a sample is disclosed by measuring fluorescence. This method discloses methods to lower the back ground fluorescence. Further, the method is extended to improved analysis of beryllium in soils by including a heating step. | 01-07-2010 |
20120142111 | NANOMATERIAL-CONTAINING SIGNALING COMPOSITIONS FOR ASSAY OF FLOWING LIQUID STREAMS AND GEOLOGICAL FORMATIONS AND METHODS FOR USE THEREOF - Compositions containing a transporter component and a signaling component and a method for using said compositions for analyzing porous media and flowing liquid streams, specifically for measuring pressure, temperature, relative abundance of water, pH, redox potential and electrolyte concentration. Analytes may include petroleum or other hydrophobic media, sulfur-containing compounds. The transporter component includes an amphiphilic nanomatenal and a plurality of solubilizing groups covalently bonded to the transporter component. The signaling component includes a plurality of reporter molecules associated with the transporter component. Said reporter molecules may be releasable from the transporter component upon exposure to at least one analyte. The reporter molecules may be non-covalently associated with the transporter component, or the reporter molecules are covalently bonded to the transporter component. Furthermore, said compositions and methods may be used to actively enhance oil recovery and for remediation of pollutants. | 06-07-2012 |
20130017610 | ENCAPSULATED TRACERS AND CHEMICALS FOR RESERVOIR INTERROGATION AND MANIPULATION - An apparatus, method, and system of reservoir interrogation. A tracer is encapsulating in a receptacle. The receptacle containing the tracer is injected into the reservoir. The tracer is analyzed for reservoir interrogation. | 01-17-2013 |
20130084643 | USE OF NANOPARTICLES FOR LABELLING OIL FIELD INJECTION WATERS - The present invention relates to the development of tracer fluids, more generally, that of aqueous liquids, intended to be injected under pressure in an oil reservoir, for example from an injection well up to a production well. | 04-04-2013 |
20130109100 | Nanoparticle Smart Tags in Subterranean Applications | 05-02-2013 |
20140377871 | METHOD AND SYSTEM FOR WIRELESS IN-SITU SAMPLING OF A RESERVOIR FLUID - It is described a method and a system for wireless in-situ sampling of a reservoir fluid from a hydrocarbon reservoir comprising obtaining a number of local samples of the reservoir fluid from different zones of the reservoir at given times. Local characterization of production fluid is obtained based on identifying chemical fingerprints of each of the number of local samples. This information can be used to determine local production rates from different zones in the well or from coming led wells. | 12-25-2014 |
20150037895 | Hydrocarbon Detector Based on Carbon Nanotubes - Hydrocarbon detectors having CNTs coated with an amphiphilic coating capable of sequestering an active molecule are provided. In one aspect, a hydrocarbon detection device is provided. The hydrocarbon detector device includes a plurality of CNTs dispersed in a polar solvent, wherein each of the CNTs is coated with an amphiphilic coating having molecules with a hydrophilic moiety and a hydrophobic moiety, and wherein the coating creates a hydrophobic environment proximal to a surface of each of the CNTs; and one or more hydrophobic active molecules sequestered in the hydrophobic environment proximal to the surface of each of the CNTs. | 02-05-2015 |
20150050741 | TRANSPORTERS OF OIL SENSORS FOR DOWNHOLE HYDROCARBON DETECTION - Various embodiments of the present disclosure pertain to nanocomposites for detecting hydrocarbons in a geological structure. In some embodiments, the nanocomposites include: a core particle; a polymer associated with the core particle; a sulfur-based moiety associated with the polymer; and a releasable probe molecule associated with the core particle, where the releasable probe molecule is releasable from the core particle upon exposure to hydrocarbons. Additional embodiments of the present disclosure pertain to methods of detecting hydrocarbons in a geological structure by utilizing the nanocomposites of the present disclosure. | 02-19-2015 |
20150315907 | NEW TRACERS FOR THE STUDY OF AN OIL RESERVOIR IN HIGH SALINITY AND HIGH TEMPERATURE CONDITIONS - The invention relates to the use of a compound of the general formula (I), wherein A represents an alkanediyl radical having 2 to 4 carbon atoms, which may be substituted by one or more methyl and/or ethyl groups, and either R represents a linear or branched C | 11-05-2015 |
436028000 | In situ testing | 6 |
20090004748 | Method and Apparatus for Analyzing a Hydrocarbon Mixture Using Nuclear Magnetic Resonance Measurements - A method and apparatus to determine the fractional amount of at least one constituent of a hydrocarbon mixture, comprising dissolving the hydrocarbon mixture in a substantially hydrogen free solvent to produce a diluted solution, the diluted solution having sufficient solvent to render a NMR property of the diluted solution to be predictably related to the constituent concentrations of the hydrocarbon mixture; making NMR measurements on the diluted solution; and determining the fractional amount of at least one constituent of the hydrocarbon mixture from the NMR measurements. | 01-01-2009 |
20120149117 | HYDROGEN SULFIDE (H2S) DETECTION USING FUNCTIONALIZED NANOPARTICLES - Methods and related apparatuses and mixtures are described for spectroscopic detection of hydrogen sulfide in a fluid, for example a formation fluid downhole. A reagent mixture is combined with the fluid. The reagent mixture includes metal ions for reacting with hydrogen sulfide forming a metal sulfide, and a capping agent that limits growth of the insoluble metal sulfide species by electrosteric or steric stabilization. The particle growth is one of chemical reaction or significant aggregation, and the capping agent further functionalizes the reagent mixture to exhibit properties outside the natural characteristics of the metal sulfide species to allow for spectroscopic detection of the metal sulfide species. The combined mixture and fluid is then spectroscopically interrogated to detect the presence of the metal sulfide thereby indicating the presence of hydrogen sulfide in the fluid. The mixture also includes chelating ligands for sustaining thermal endurance of the mixture under downhole conditions. | 06-14-2012 |
20130071934 | METHOD AND SYSTEM FOR MEASUREMENT OF RESERVOIR FLUID PROPERTIES - A method and system that characterizes hydrogen sulfide in petroleum fluid employs a tool that includes a fluid analyzer for performing fluid analysis (including optical density (OD) for measuring carbon dioxide concentration) of a live oil sample, and a storage chamber for an analytical reagent fluidly coupled to a measurement chamber. An emulsion from fluid of the sample and the reagent is produced into the measurement chamber. The reagent changes color due to pH changes arising from chemical reactions between components of the sample and the reagent in the measurement chamber. The tool includes an optical sensor system that measures OD of a water phase of the emulsion at one or more determined wavelengths. The pH of the water phase is derived from such OD measurements. The pH of the water phase and the carbon dioxide concentration in the sample is used to calculate hydrogen sulfide concentration in the sample. | 03-21-2013 |
20130295677 | METHOD AND APPARATUS FOR DETERMINING FORMATION FLUID COMPOSITION - In some embodiments, apparatus and systems, as well as methods, may operate to draw a formation fluid sample into a sampling port included in a down hole tool, to vaporize some part of the fluid sample to substantially fill an injection port with a gas phase, to differentiate gas components in the gas phase to provide differentiated gas components along a concentration gradient, to detect the differentiated gas components, and to determine a fingerprint of the differentiated gas components. Other apparatus, systems, and methods are disclosed. | 11-07-2013 |
20150087072 | SOIL ANALYSIS APPARATUS, METHOD, AND SYSTEM - A soil analysis apparatus includes at least one sensor element for measuring a property of the soil; a blade assembly having at least one blade and being displaceable between a raised position and an excavation position, the at least one blade being operable to excavate the soil at a test location when the blade assembly is in the excavation position, the blade assembly being further operable to enter a sensor permitting configuration; and a first actuator operable to displace the at least one sensor element between an initial position and a sensing position along a sensor displacement path, the sensor element being proximate the soil at the test location when in the sensing position. | 03-26-2015 |
20160115787 | System and Methodology for Chemical Constituent Sensing and Analysis - A technique facilitates detection and analysis of constituents, e.g. chemicals, which may be found in formation fluids and/or other types of fluids. The technique comprises intermittently introducing a first fluid and a second fluid into a channel in a manner which forms slugs of the first fluid separated by the second fluid. The intermittent fluids are flowed through the channel to create a mixing action which mixes the fluid in the slugs. The mixing increases the exchange, e.g. transfer, of the chemical constituent between the second fluid and the first fluid. The exchange aids in sensing an amount of the chemical or chemicals for analysis. In many applications, the intermittent introduction, mixing, and measuring can be performed in a subterranean environment. | 04-28-2016 |
436029000 | For petroleum oils or carbonaceous minerals | 9 |
20100041155 | FABRICATION TECHNIQUE FOR METALLIC DEVICES WITH EMBEDDED OPTICAL ELEMENTS, OPTICAL DEVICES, OR OPTICAL AND ELECTRICAL FEEDTHROUGHS - Methods and related systems for fabricating a device or a part, the method including the step of growing at least one material from a vapor phase, by a CVD process, for example a MO-CVD process, on a heated base substrate, wherein the at least one material conforms to one of at least one topographical pattern of the base substrate, one or more predefined geometrical shape on the base substrate or both. The method includes removing the base substrate embedded in the CVD deposited material, as well as optionally machining a portion of the CVD deposited material. | 02-18-2010 |
20100190260 | METHOD FOR IDENTIFYING NAPHTHENATES IN A HYDROCARBON CONTAINING LIQUID - A method for quantifying the presence of naphthenic acids in a hydrocarbon-comprising liquid that includes: contacting a hydrocarbon-comprising liquid with gaseous ammonia; isolating a reaction product produced by the contacting step; and analyzing the reaction product for the presence of naphthenates using a mass spectrometry technique. The naphthenic acids known to form commercial naphthenate deposits can be (i) ions of tetraprotic carboxylic acids having molecular weights ranging from 1225 to 1270 Daltons, (ii) n-alkyl or branched carboxylic acids having molecular weights ranging from 250 to 650 Daltons, or (iii) both. | 07-29-2010 |
20130273661 | METHODS AND APPRATUS FOR SIMULTANEOUS ESTIMATION OF QUANTITATIVE MINEROLOGY, KEROGEN CONTENT AND MATURITY IN GAS SHALE AND OIL-BEARING SHALE - A method for estimating characteristics of a formation including collecting a formation sample, preparing the sample, and analyzing the sample using FTIR comprising identifying the kerogen lineshape and intensity. The method includes using the lineshape to obtain kerogen maturity, using the maturity to obtain the kerogen spectrum, and using the kerogen spectrum to obtain the mineralogy and kerogen content. | 10-17-2013 |
20140377872 | METHOD OF PREDICTING THE AMOUNT AND THE COMPOSITION OF FLUIDS PRODUCED BY MINERAL REACTIONS OPERATING WITHIN A SEDIMENTARY BASIN - The invention is a method of predicting the amount and the composition of fluids produced by mineral reactions operating within a sedimentary basin and trapped with hydrocarbons in reservoirs. Geological data characteristic of the basin are acquired and a representation of the basin by a grid is constructed. The evolution of a depth of burial (z), a temperature (T), a pore pressure (P), a volume (V) and a porosity φ at successive ages (t | 12-25-2014 |
20140377873 | FOSSIL RECOGNITION APPARATUS, SYSTEMS, AND METHODS - In some embodiments, an apparatus and a system, as well as a method and an article, may operate to acquire fluid image information from an imaging device having a field of view including fluid, the fluid image information including fossil image information. Additional activities may include processing the fossil image information to identify fossil types in the fluid as data that associates the fossil types with a formation from which the fluid was acquired, determining the location of a first borehole in the formation based on the data and offset records associated with a second borehole, and publishing the data in conjunction with indications of the location. Additional apparatus, systems, and methods are disclosed. | 12-25-2014 |
436030000 | Removing and testing drilling mud or fluid | 2 |
20140065713 | METHOD FOR MEASUREMENT OF WEIGHT CONCENTRATION OF CLAY IN A SAMPLE OF A POROUS MATERIAL - Determining weight concentration of clay in a sample of a porous material, a water-soluble salt of a metal is selected that enters in a selective ion exchange reaction with clay, with the general formula R | 03-06-2014 |
20160201458 | PLATFORM DEVICE FOR SAMPLING AND CHEMICAL REACTION SPECTROPHOTOMETRY OF DRILLING FLUID | 07-14-2016 |
436031000 | Removing and testing solid samples | 2 |
436032000 | Analyzing evolved gas | 2 |
20110269237 | CATALYTICALLY-GENERATED GAS IN HYDROCARBON BEARING SOURCE ROCKS - The present disclosure is directed to assaying rock samples (e.g., core samples) for the presence of catalytically-generated gases, such as methane for example. According to one or more aspects of the present disclosure, a method for assaying a rock sample comprises sealing a carbonaceous rock sample in a container having an atmosphere and assaying for a quantity of catalytically-generated gas in the sealed container. The method may comprise generating the catalytically-generated gas in response to a catalytic reaction between the carbonaceous material in the carbonaceous rock sample and a low-valent transition metal that is present in the carbonaceous rock sample. The catalytic reaction may occur in a static atmosphere of the sealed container. | 11-03-2011 |
20150323516 | Method And System For Spatially Resolved Geochemical Characterisation - A method which allows for determining geochemistry with spatial resolution of geological materials or other materials is provided. The method can provide a non-bulk method of characterizing the geochemistry of a sample with spatial resolution. A system for performing the method also is provided. | 11-12-2015 |