Quotables
"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 8185325 | Multi-functional, discrete and mutually exclusive method for determining concentrations of gases in a gaseous mixture Method and device for detection and quantitative and qualitative analysis of components in a gaseous mixture distinguished by high selectivity and high resolution. Method allows to distinguish the influence of individual gases, by themselves or in a mixture, ... | 05/22/2012 |
| 8180578 | Multi-component multi-phase fluid analysis using flash method A method of analyzing phase transitions of fluid in an oilfield operation of an oilfield. The method includes determining phase boundaries of a multi-component multi-phase system based on geophysical parameters associated with the oilfield, predicting an amount of a... | 05/15/2012 |
| 8165824 | Detecting environmental interferent in a transdermal alcohol monitor An improvement in monitoring alcohol levels through transdermal testing is provided by detecting if environmental gasses, referred to as interferents, have been introduced into a transdermal vapor sample. An insensible skin perspiration sample may not be completely ... | 04/24/2012 |
| 8155890 | Exhaust gas analysis method and exhaust gas analysis apparatus An exhaust gas analysis method comprises applying a laser beam to the exhaust gas discharged from an internal combustion engine, receiving the laser beam that has passed through the exhaust gas, and measuring the concentration of any of the components contained in t... | 04/10/2012 |
| 8145439 | Substance release estimation using path-averaged concentration measurements A system and method for using path-averaged concentration measurements for estimating the amount of substance being released from a particular location. One or more open-path sensing systems are set up in appropriate locations around possible substance release sites... | 03/27/2012 |
| 8121798 | Gas flux determination using airborne DIAL LIDAR and airborne wind measurement A system for obtaining emission flux of a gas plume, emanating from a source, includes an airborne differential absorption lidar (DIAL) system for determining multiple concentration path length (CPL) values along a flight path; and an airborne wind measuring system ... | 02/21/2012 |
| 8103458 | Exhaust gas sensing system and method for determining concentrations of exhaust gas constituents An exhaust gas sensing system and a method for determining concentrations of exhaust gas constituents are provided. The exhaust gas sensing system includes a NH3 sensing cell, a NO2 sensing cell, a NOx pumping cell, and a current sen... | 01/24/2012 |
| 8103459 | Safety clothing Safety clothing (1) for persons in dangerous situations is provided including at least one device (3) for generating light and/or at least one device for generating sound and/or at least one mechanical device for generating a warning stimulus, which is... | 01/24/2012 |
| 8073636 | Method and device for determining the composition of a gas mixture of a fuel tank of a motor vehicle filled with CNG Systems and methods for determining the gas composition of a gas mixture in a fuel tank of a motor vehicle filled with a compressed natural gas (CNG) mixture are provided. A pressure sensor and a temperature sensor are used to measure a gas pressure and a gas temper... | 12/06/2011 |
| 8055453 | Sensing and estimating in-leakage air in a subambient cooling system In certain embodiments, estimating air in a cooling system includes measuring a property that can be used to estimate the air to yield a plurality of measurements. The measurements are performed for different heat loads and for different concentrations of non-conden... | 11/08/2011 |
| 8046176 | Device and method for determining material moisture by thermogravimetry A device and a method for determining material moisture by thermogravimetry. Included in the device are: a test chamber (2) delimited by a chamber cover (8); a microwave field that can be generated by a magnetron (5) and supplied to the test cha... | 10/25/2011 |
| 8032311 | Estimating gas-oil ratio from other physical properties A method for characterizing a desired property of a fluid downhole is described. In some non-limiting examples, the method comprises receiving an input signal representing sound speed of a fluid downhole, processing the input signal using a correlation equation expr... | 10/04/2011 |
| 8027792 | Method for carrying out a quantitative analysis of a mixture of molecular compounds by two-dimensional gas chromatography The Invention is a method for quantitative analysis of a mixture of molecular compounds by two-dimensional gas chromatography having application for quantitative analysis of products from the chemical or petroleum industry. A two-dimensional gas chromatography is ca... | 09/27/2011 |
| 8024133 | System for detecting and estimating concentrations of gas or liquid analytes A sensor system for detecting and estimating concentrations of various gas or liquid analytes. In an embodiment, the resistances of a set of sensors are measured to provide a set of responses over time where the resistances are indicative of gas or liquid sorption, ... | 09/20/2011 |
| 8010300 | Determination of gas flux using airborne dial lidar A system is provided for determining emission rate of a gas from a source. The system includes a selector for designating an in-plume area extending across a plume of gas. The in-plume area includes a length dimension greater than a width dimension. The system also ... | 08/30/2011 |
| 7996159 | Gas detector system and method A method, system, and apparatus for sensing gases includes a gas detector with at least one light emitter and at least one light detector configured to detect an intensity of light at wavelengths of light indicative of target gas(es). The system also includes a proc... | 08/09/2011 |
| 7966132 | Methods for remote characterization of an odor Provided are compositions and systems useful in remote monitoring of chemical hazards, air quality, and medical conditions, for example, robotic systems to search for and detect explosives, mines, and hazardous chemicals. In addition, the methods, systems and compos... | 06/21/2011 |
| 7925450 | Photometrically modulated delivery of reagents A process system adapted for processing of or with a material therein. The process system includes: a sampling region for the material; an infrared photometric monitor constructed and arranged to transmit infrared radiation through the sampling region and to respons... | 04/12/2011 |
| 7885771 | Device and method for the detection and evaluation of expirograms The invention relates to an apparatus for the acquisition and interpretation of expirograms comprising: a gas measuring probe that is designed to determine the gas concentration ƒmess of a gas in exhaled respiratory air... | 02/08/2011 |
| 7805256 | Dynamic measured-value filter for a gas sensor arrangement A method of processing time-discrete measured values, which can be described in their time characteristic by a first exponential function which has a first time constant, the method comprising the steps of: detecting a first measured value and storing the first meas... | 09/28/2010 |
| 7769549 | Method and device for on-line acoustic monitoring of foam and aerated fluid properties A method for on-line acoustic detection of the quality of foams and aerated fluids whereby at least one emitter/receiver pair is placed in a close vicinity to the foam flow. At least one acoustic pulse is emitted and the time within which the acoustic pulse travels ... | 08/03/2010 |
| 7739057 | Method and apparatus for measuring the rate of permeation of gases and vapours through materials A method and an apparatus are provided for measuring the rate of permeation using a mass spectrometer as detector. The gas container containing the test sample is filled with a gas or vapor inside a filling chamber. A pressure-compensating device attached to the gas... | 06/15/2010 |
| 7711496 | Photometrically modulated delivery of reagents A process system adapted for processing of or with a material therein. The process system includes: a sampling region for the material; an infrared photometric monitor constructed and arranged to transmit infrared radiation through the sampling region and to respons... | 05/04/2010 |
| 7664607 | Pre-calibrated gas sensor A pre-calibrated gas sensor is disclosed. The gas sensor includes a cathode and an anode for outputting a current signal responsive to a sensed oxygen concentration and a signal processing module in communication with the cathode and the anode and configured to rece... | 02/16/2010 |
| 7657384 | Management of response to triggering events in connection with monitoring fugitive emissions Method for managing a response to a triggering event in connection with a fugitive emissions monitor of a component. In one implementation, the method may include determining whether an input is a triggering event. If the input is a triggering event, then a message ... | 02/02/2010 |
| 7606669 | Method for predicting concentration distribution of microparticles, device for analysis, program product for predicting concentration distribution of microparticles, building and device for diffusing microparticles designed by using the method for prediction A method for predicting local concentrations of short-lived microparticles having an unstable composition in a room simply and in a short time is provided. The method for predicting the concentration distribution of microparticles includes the steps of determining a... | 10/20/2009 |
| 7599803 | Hydrocarbon well test method and system Methods and systems for testing a hydrocarbon well. Real time monitoring of the flow stream discharging from a well is used to collect physical and electromagnetic characterization data on the flow stream. A data filter is used to exclude data points uncharacteristi... | 10/06/2009 |
| 7460959 | System and method for estimating oxygen concentration in a mixed gas experiencing pressure fluctuations A method for estimating the concentration of a particular gas in a gas mixture having a fluctuating pressure is provided. A sensor output signal indicating the concentration of a particular gas in the gas mixture is received from a gas sensor. The received sensor ou... | 12/02/2008 |
| 7460958 | Computer-implemented system and method for analyzing mixtures of gases A computer-implemented system and method for converting the resistances of an array of metal oxide sensors into constituents and concentrations of a multi-component gas provided around the sensor array. The method includes preprocessing the resistances of the sensor... | 12/02/2008 |
| 7409299 | Method for identifying components of a mixture via spectral analysis Spectra data collected from a mixture defines an n-dimensional data space (n is the number of data points), and application of PCA techniques yields a subset of m-eigenvectors that effectively describe all variance in that data space. Bach member of a library of kno... | 08/05/2008 |
| 7398160 | Gas energy meter for inferential determination of thermophysical properties of a gas mixture at multiple states of the gas A gas energy meter that acquires the data and performs the processing for an inferential determination of one or more gas properties, such as heating value, molecular weight, or density. The meter has a sensor module that acquires temperature, pressure, CO2, and spe... | 07/08/2008 |
| 7391015 | System and method for data collection in recursive mass analysis Systems, methods, and computer programming for collecting data using a mass spectrometer comprising a particle detector or other mass analyzer. A data collection such as a tree or array structure which includes data records for storing detected data is maintained in... | 06/24/2008 |
| 7392138 | Method for determining the content of at least one given gas in a drilling mud, associated device and rig A method includes the phases of measuring the quantity of a given gas in the gases extracted from a calibration sample of a calibration mud, in at least two stages for extraction under predetermined conditions. A family of curves representing the extraction, under t... | 06/24/2008 |
| 7380438 | Apparatus and method for providing a fluid cut measurement of a multi-liquid mixture compensated for entrained gas An apparatus for determining a fluid cut measurement of a multi-liquid mixture includes a first device configured to sense at least one parameter of the mixture to determine a fluid cut of a liquid in the mixture. A second device is configured to determine a concent... | 06/03/2008 |
| 7372020 | Ion counter Ions in a steady flow sample are counted by colliding the ions in a mixing chamber with a numerical excess of uncharged or neutral aerosol particles, suitably glycerol, entrained in air, to transfer respective charges from the ions to charge individual aerosol parti... | 05/13/2008 |
| 7373257 | Photometrically modulated delivery of reagents A process system adapted for processing of or with a material therein. The process system includes: a sampling region for the material; an infrared photometric monitor constructed and arranged to transmit infrared radiation through the sampling region and to respons... | 05/13/2008 |
| 7369945 | Apparatus and method for storing and transporting data related to vapor emissions and measurements thereof The present invention provides apparatus and a methods for collecting, transmitting and storing fugitive gas emission data. An embodiment of the invention collects fugitive gas with a sampling probe and into a emission monitoring device. The device then sends and st... | 05/06/2008 |
| 7364551 | Hand-held medical apparatus The subject invention provides a hand-held medical apparatus (10) for detecting a predetermined component of user breath and producing a breath-component signal over a measurement time. Such breath-component signal may be correlated to a user fat metabolism i... | 04/29/2008 |
| 7362223 | Chemical, biological, radiological, and nuclear weapon detection system with environmental acuity A chemical, biological, radiological, and nuclear weapon detection system is disclosed that heightens its acuity and alertness when it senses that a chemical, biological, radiological, or nuclear weapon attack is more likely. For example, it is well understood that ... | 04/22/2008 |
| 7359804 | System and method for calibrating remote emissions sensing instruments A system and method is provided for obtaining calibration curves for CO and CO2 during laboratory calibration of one or more remote emissions sensing (RES) instruments, and for self-calibration of on-road RES instruments to compensate for changes in backg... | 04/15/2008 |
