| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 250255000 | With sampling | 23 |
| 20090032694 | Radon test kit - A radon test kit includes a housing, a plurality of canisters stored within the housing, a quantity of activated charcoal stored within each of the canisters, a gauge for measuring and indicating humidity mounted within the housing, and a sensor for measuring and indicating ambient temperature mounted within the housing. The ambient temperature sensor also includes indicia to show the temperature. The humidity gauge also includes indicia to indicate the moisture level. The temperature sensor and the humidity gauge measure the temperature and moisture level, respectively, of the test area during the test period so that an accurate calculation of the concentration of radon gas being emitted in the test area may be made. | 02-05-2009 |
| 20100059667 | SYSTEM AND METHOD FOR MEASURING PROPERTIES OF EXTRACTED EARTH FORMATION MATERIAL USING PULSE NEUTRON SPECTROSCOPY - A method for monitoring a composition of hydrocarbon material extracted from an earth formation is disclosed. The method includes: extracting the hydrocarbon material from the earth formation; diverting a portion of the hydrocarbon material into a container, the container including a pulse neutron spectroscopy tool disposed therein; emitting a plurality of pulses of high-energy neutrons from the pulse neutron spectroscopy tool into the portion of the hydrocarbon material and inducing at least one gamma ray spectrum from the portion; detecting the at least one gamma ray spectrum at the pulse neutron spectroscopy tool; and calculating a composition of the hydrocarbon material based on the at least one gamma ray spectrum. A system for monitoring a composition of hydrocarbon material extracted from an earth formation is also disclosed. | 03-11-2010 |
| 20120175510 | FLUIDIC DENSITY MEASUREMENTS BASED ON BETA PARTICLES DETECTION - Devices, methods and related systems are described for measuring a property of a fluid including density in a subterranean environment. A device includes a pressure housing having one or more window formed in the pressure housing, and a flow device arranged in the pressure housing for the fluid to flow through the flow device. Further, a radiation source mounted within the pressure housing approximate a first source window configured to generate particles into the fluid. A detector supported by the pressure housing and positioned approximate a first detector window of the one or more window, the first detector window located between the detector and the flow device. The detector can be a solid state beta particle detector with a wide band gap such as the diamond detector, and the radiation source can be a beta particle source such as a strontium 90 source. | 07-12-2012 |
| 20120187286 | METHOD FOR DETERMINING THE ORE CONTENT OF DRILL CUTTINGS - The object of this invention is a method for determining ore contents of drill cuttings by irradiating and by detecting fluorescence radiation and scattering radiation. According to the method, drill cuttings being essentially immediately retrieved from the drill hole is arranged as a layer, the upper surface of which is at least partly free from water, a statistically sufficiently representative defined area of the layer is irradiated and the fluorescence of the irradiation is measured for element-characteristic intensities and for Compton-scattering or coherent scattering intensities. The element-characteristic intensities are corrected using coefficients empirically defined from Compton-scattering and/or coherent scattering in order to compensate for the damping due to the coverage effect of water. | 07-26-2012 |
| 20120298850 | Quaternary Photodetector for Downhole Optical Sensing - Detector assembly for downhole spectroscopy includes a near-infra-red quaternary photodiode that can operate at high temperatures without cooling it to the standard operation temperature range of the photodiode. High temperature operation of the photodiode right shifts the detector assembly's responsivity curve to include wavelengths of up to 2400-nm. The photodiode has manageable dark current at temperatures even at 200° C., and it can be packaged using high temperature construction. The photodiode is operated in photovoltaic mode at high temperatures but can be operated at photoconductive mode at lower temperatures. At least partial cooling can be provided above a predetermined temperature. | 11-29-2012 |
| 20130161502 | METHOD FOR ANALYSIS OF THE CHEMICAL COMPOSITION OF THE HEAVY FRACTION OF PETROLEUM - The chemical composition of petroleum samples is measured using orbitrap mass spectrometry with electrospray ionization (ESI). The orbitrap measurement is used in a screening to determine if one or more higher resolution (but more expensive) compositional analyses are justified. | 06-27-2013 |
| 20130175438 | Quaternary Photodetector for Downhole Optical Sensing - Detector assembly for downhole spectroscopy includes a near-infra-red quaternary photodiode that can operate at high temperatures without cooling it to the standard operation temperature range of the photodiode. High temperature operation of the photodiode right shifts the detector assembly's responsivity curve to include wavelengths of up to 2400-nm. The photodiode has manageable dark current at temperatures even at 200° C., and it can be packaged using high temperature construction. The photodiode is operated in photovoltaic mode at high temperatures but can be operated at photoconductive mode at lower temperatures. At least partial cooling can be provided above a predetermined temperature. | 07-11-2013 |
| 20130334412 | Method and Apparatus for Analyzing Composition of Hydrocarbon and Carbon Dioxide Gases Liberated from Drilling Fluids - In various embodiments is described a device and method for rapidly analyzing compositions of gases liberated from drilling fluid using spectral absorption analysis. Specifically the invention describes flowing the sample gas thru a closed path gas cell, irradiating the sample gas with a wide band infrared emitter in the 2 to 5 μm wavelength range, measuring the infrared absorbance spectrum in the range of 2 to 5 μm using a spectrometer and determining the composition of the gas sample using multivariate analysis of the spectrum. The composition includes the concentration of any one or more, either singularly or in combination, of hydrocarbon gases containing one to eight carbon atoms and carbon dioxide gas. | 12-19-2013 |
| 20140048694 | METHOD TO CHARACTERIZE SHALES AT HIGH SPATIAL RESOLUTION - Apparatus and methods of characterizing a subterranean formation sample including collecting a sample from a formation, and analyzing the formation to obtain an image with 100 nm or less resolution, wherein the analyzing comprises atomic force microscopy (AFM), infrared spectroscopy (IR), and thermal analysis. Kerogen maturity, mineralogy, kerogen content, mechanical properties, and transition temperatures—including registered maps of those quantities—may be obtained in 5 minutes or less. Some embodiments may use a scanning electron microscope. | 02-20-2014 |
| 20140077074 | SEISMIC PREDICTION WITH DECAY PRODUCTS - A system and methods relating to the detection of unattached radioactive particles. Seismic events are correlated with an increased release of radon and related decay chain products. An apparatus is described for determining the increase in the unattached particles as an indicator for seismic activity. The apparatus may be used with fracking rigs or petrochemical wells to provide controls responsive to predicted seismic events. | 03-20-2014 |
| 20140231639 | METHOD AND APPARATUS FOR MEASURING THE RADIOACTIVE CONTENT OF MATERIALS - A method of testing an earth sample and an apparatus for executing the method are disclosed herein. The method includes the steps of obtaining at least one earth sample. The method also includes the steps of detecting one or more counts of decay from the at least one earth sample. The detected count is at at least one level of radiation decay energy from among a plurality of possible levels of radiation decay energy associated with decay daughters of Radium 226 and/or 228. The method also includes the steps of deriving a level of radiation emission activity of the at least one earth sample based on the one or more counts of decay detected in said detecting step. | 08-21-2014 |
| 20140353479 | Injection For Sampling Heavy Oil - A downhole tool is conveyed within a borehole extending into a subterranean formation. A void is created in a sidewall of the borehole by extending a rotating member from the downhole tool into the sidewall. A portion of the sidewall surrounding the void is mechanically compressed, and the viscosity of hydrocarbons in the subterranean formation proximate the void is reduced by injecting a fluid from the downhole tool into the formation via the void. Fluid comprising the reduced viscosity hydrocarbons and the injected fluid may then be drawn from the subterranean formation into the downhole tool. | 12-04-2014 |
| 20150136961 | Methods and Devices for Analyzing Gases in Well-Related Fluids Using Fourier Transform Infrared (FTIR) Spectroscopy - Devices, assemblies, systems and methods useful in the detection of hydrocarbons in well-related fluids such as drilling fluids during well-related operations are disclosed. Such devices, assemblies, systems and methods may be used for real-time analysis of gas(es) extracted from a fluid associated with an ongoing well-related operation. An exemplary method may comprise: receiving gas extracted from the fluid associated with the well-related operation; analyzing the gas using Fourier Transform Infrared (FTIR) spectroscopy; and generating one or more signals useful in the determination of a composition of the gas extracted from the fluid. | 05-21-2015 |
| 20150136962 | Assessing Reservoir Connectivity In Hydrocarbon Reservoirs - A method is disclosed for assessing connectivity between sections in a hydrocarbon reservoir. Samples of hydrocarbons are collected over different depths in at least one wellbore. Fluorescence intensity determines the actual heavy end concentrations of hydrocarbons for the corresponding COLLECT GAS CONDENSATE different depths. Estimated heavy end concentrations of hydrocarbons for corresponding different depths are determined and the actual heavy end concentrations of hydrocarbons are compared with the estimated heavy end concentrations to assess connectivity between sections of the hydrocarbon reservoir. | 05-21-2015 |
| 20150338546 | WELLBORE FTIR GAS DETECTION SYSTEM - A system can be constructed and operated with at least a wellbore that is connected to a gas detection system. The gas detection system can house a control module, infrared sensor, and first and second pumps in a portable case. The first and second pumps may be respectively positioned on opposite sides of the infrared sensor and configured to provide uniform sample gas flow through the infrared sensor to detect multiple different types of gasses flowing from the wellbore. | 11-26-2015 |
| 20160018558 | Method and System For Identifying and Sampling Hydrocarbons - Method and system is described to exploration and development hydrocarbon resources. The method involves operations for exploring and developing hydrocarbons with one or more unmanned vehicles. The unmanned vehicles are used to obtain one or more samples that may be used to identify hydrocarbon systems, such as hydrocarbon seeps. | 01-21-2016 |
| 20160018559 | Method And System For Performing Surveying And Sampling In A Body Of Water - Method and system is described for marine surveying. The method involves operations for exploring and developing hydrocarbons with one or more unmanned vehicles. The unmanned vehicles are used to perform marine surveying and to obtain one or more samples that may be used to identify chemical, hydrocarbon and/or biologic information, which may be used for environmental monitoring of bodies of water. | 01-21-2016 |
| 20160084753 | Spatial Heterodyne Integrated Computational Element (SH-ICE) Spectrometer - A spatial heterodyne spectrometer may employ an integrated computational element (ICE) to obtain a measure of one or more fluid properties without requiring any moving parts, making it particularly suitable for use in a downhole environment. One illustrative method embodiment includes: directing light from a light source to illuminate a sample; transforming light from the sample into spatial fringe patterns using a dispersive two-beam interferometer; adjusting a spectral weighting of the spatial fringe patterns using, an integrated computation element (ICE); focusing spectral-weight-adjusted spatial fringe patterns into combined fringe intensities; detecting the combined fringe intensities; and deriving at least one property of the sample. | 03-24-2016 |
| 20160084985 | WELLBORE FTIR GAS DETECTION SYSTEM - A system can be constructed and operated with at least a wellbore that is connected to a gas detection system. The gas detection system can house a control module, infrared sensor, and first and second pumps in a portable case. The first and second pumps may be respectively positioned on opposite sides of the infrared sensor and configured to provide uniform sample gas flow through the infrared sensor to detect multiple different types of gasses flowing from the wellbore. | 03-24-2016 |
| 20160109615 | NUCLEAR RADIATION CLEANUP AND URANIUM PROSPECTING - Apparatus, systems, and methods for nuclear radiation cleanup and uranium prospecting include the steps of identifying an area; collecting samples; sample preparation; identification, assay, and analysis; and relating the samples to the area. | 04-21-2016 |
| 20160131602 | Core Sample Analysis - A method and system for analyzing a core sample from a wellbore, where the analysis takes place in the field and proximate the wellbore. The system includes trailers adjacent one another. One of the trailers can include a unit for scanning the core sample and obtaining information within the sample. Other trailers can include units that further analyze the core, such as by grinding, laser spectroscopy, and Raman spectroscopy. The core sample scanning involves a computerized tomography (CT) scan, where a length of core is analyzed in the scanning unit. The unit includes a manipulator system for moving the core sample through a rotating scan source in the scanning unit. | 05-12-2016 |
| 20160186558 | EMULSION DETECTION USING OPTICAL COMPUTING DEVICES - Disclosed is the detection of emulsions and microdispersions with an optical computing device. One disclosed method includes emitting electromagnetic radiation from an electromagnetic radiation source, optically interacting the electromagnetic radiation with a fluid and thereby generating fluid interacted radiation, detecting a portion of the fluid interacted radiation with a reference detector arranged within an optical channel of an optical computing device, generating a reference signal with the reference detector, and determining an emulsive state of the fluid based on the reference signal. | 06-30-2016 |
| 20160195638 | DESKTOP HYPERSPECTRAL SPECTRA COLLECTION OF GEOLOGICAL MATERIAL | 07-07-2016 |
