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6749671 |
Abatement of effluents from chemical vapor deposition processes using organometallic source reagents
A method and apparatus for abatement of effluent from a CVD process using a source reagent having a metal organic loosely bound to a organic or organometallic molecule such that upon exposure to...
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6746630 |
Oxygen scavengers independent of transition metal catalysts
The claims are drawn to a method of detecting seal breakage or incomplete seal formation in a package, said method comprising the steps of: (i) providing said package, prior to sealing, with a...
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6744373 |
Portable gas alarm device
Disclosed is a portable gas alarm device easy to be fabricated as a small-sized one handy to carry and high in convenience for use. The portable gas alarm device comprises a gas alarm device body...
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6740294 |
Method for the analysis of gaseous components and test kit, in particular test kit for the implementation of this method
The present invention relates to a method for the analysis of a gaseous component or of a component that can be transformed into gaseous form ( 23 ) of a sample ( 5 ) which provides that the sample...
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6739180 |
Intelligent gas identification system and method thereof
An intelligent gas identification system and method of gas identification in a specific environment. The intelligent gas identification system has a sensor, a pulse power supply module, and a...
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6736001 |
Device for the non-contact storage of components
A semiconductor gas sensor, for example for measuring CO, NO x , O 3 , etc., exhibits a heatable sensor element for measuring gas concentrations, and a housing in whose interior the sensor element...
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6732567 |
Multilayered ceramic micro-gas chromatograph and method for making the same
A micro-gas chromatograph column is formed by texturing a channel into a plurality of green-sheet layers, which are then sintered together to form a substantially monolithic structure. A thick-film...
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6732569 |
System and method for collecting samples of atmospheric aerosol particles for near-real time analysis
A system and method for collecting sub-hourly ambient particulate matter samples at flow rates of 170-260 L/min is suitable for either on- or off-line near-real-time multielement analysis by...
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6726882 |
Hydrocarbon detector device
A hydrocarbon detector ( 20 ) includes a gas stream delivery element ( 26 ) configured to discharge a carrier gas ( 70 ) onto a surface ( 24 ). The carrier gas ( 70 ) serves to volatilize a...
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6725704 |
Gas analyzer
A gas analyzer has a measuring chamber, a gas inlet channel, a gas outlet channel, a pump for providing a gas flow through the chamber, a device for irradiating the gas in the chamber with...
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6719950 |
Miniaturized exhaust gas sensor
An exhaust gas sensor includes a housing and a sensor element supported by the housing. The sensor element includes a support member having an exhaust side, a reference side, and an aperture...
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6716638 |
Measuring conducting paths using infrared thermography
A sensor array 120 contains two chemiresistor which generate a response 130 in the presence of an analyte. The response is detected using an infrared detector 135 , such as an infrared camera...
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6715338 |
Apparatus and method for detecting flammable gas in a gas mixture
An apparatus and a method for detecting a flammable gas in a gas mixture is provided. The apparatus includes a chamber that is equipped with an igniting device and a temperature sensor such that a...
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6701773 |
Plug-in adapter for gas sampling
A device for gas analysis with a sensor ( 5 ) and a measured gas pump ( 3 ). The sensor ( 5 ) can be connected in a simple manner both with the suction side ( 7 ) or the pressure side ( 8 ) of the...
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6701772 |
Chemical or biological attack detection and mitigation system
Systems and methods for monitoring buildings to detect harmful chemical or biological agents. Self-propelled harmful agent detectors are provided that can propel themselves using motors and...
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6703241 |
Referencing and rapid sampling in artificial olfactometry
Devices and methods are disclosed that are effective to produce reliable vapor measurements in the presence of drift. In certain instances the sensor module is mounted externally on a housing. In...
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6699436 |
Apparatus for measuring contaminant mobile ions in dielectric materials
Methods and apparatus are provided for measuring contaminant mobile ions in a dielectric portion of a semiconductor. The apparatus is comprised of a heat source configured to elevate a temperature...
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6697684 |
Programmable field measuring instrument
A programmable field measuring instrument includes a control unit, and a connector terminal, and a software protection device. The control unit executes a control program. The connector terminal is...
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6691552 |
Method and apparatus for monitoring the composition of a binary breathing gas mixture
In a method and apparatus for monitoring the composition of a breathing gas mixture having a first gaseous component and a second gaseous component, a data processor is supplied, either as an input...
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6691554 |
Nanocrystalline films for gas-reactive applications
A gas sensor for detection of oxidizing and reducing gases, including O 2 , CO 2 , CO, and H 2 , monitors the partial pressure of a gas to be detected by measuring the temperature rise of an...
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6688157 |
Gas sensor having pre-stressed terminal for contact with inserted sensor element
A gas sensor element is inserted into a housing having a base end and is fixed with respect to the housing. Terminal electrodes are provided on the base end of the sensor element. An...
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6688159 |
Method and device for determining the gas concentrations in a gas mixture
The invention is directed to a method of determining gas concentrations in a gas mixture comprising more than one component, in which thermal conductivities of the gas mixture are determined at...
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6684682 |
Jogger system having a mail compression capability therein
A method for expelling air out of mailpieces includes the steps of creating a stack of the mailpieces; cutting an opening in at least some of the mailpieces; jogging the stack of mailpieces; and...
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6679098 |
High flow rate sample flow path assembly for electronic gas leak detectors
A gas detector, as useful for conducting refrigerant fluid leak detection, having a housing, a probe and a sample flow path assembly capable of providing a sample air flow rate to a sensing device...
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6675629 |
Method of and instrument for analyzing a gas
An instrument provides a quantitative measurement of an analyte in a gas. It includes a detection cell that provides an indication of an amount of analyte present in the gas, and a valve having a...
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6676901 |
Oxygen indicator package equipped with oxygen indicator and method for manufacturing the same
The present invention provides an oxygen indicator comprising: an oxygen indicating agent including a substrate and an oxygen indicator composition fixed at the surface of the substrate; and a...
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6671631 |
Systems and methods for analyzing viscoelastic properties of combinatorial libraries of materials
Systems and methods for analyzing a viscoelastic property of a combinatorial library of materials including a plurality of full bridge devices operable for measuring a temperature-modulated...
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6668616 |
Carbon monoxide sensor
A carbon monoxide sensor having a fast response performance without leakage of object gas to an exterior atmosphere is presented. The sensor includes: a proton conductive electrolyte film; two...
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RE38344 |
Hydrogen sensor using a solid hydrogen ion conducting electrolyte
A reliable gaseous hydrogen detection and measuring device which is simple, easy to use, does not require any reference gas supply, and which can be of reasonably rugged construction. The device...
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6662628 |
Method for determining the proportion of a gas constituent contained in a gas mixture
An asynchronous motor is used in the process for determining the proportion of a gas constituent, especially water vapor, contained in a gas mixture. The asynchronous motor drives a delivery device...
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6660231 |
Sensors for oxidizing gases
The mixed oxide W x Mo 1-x O 3 , where preferably x can be in the range 0.01 to 0.9, is very useful for the detection of oxidizing gases and in particular is superior for the detection of ozone....
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6658917 |
Air-sampling carrier, apparatus and method for analyzing air in a semiconductor process tool
An air-sampling carrier for sampling air from a clean room of a semiconductor processing facility, an apparatus and a method for analyzing the air, wherein the air-sampling carrier includes a...
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6637256 |
Gas sensor and manufacturing method for the same
An air side cover is attached to a proximal end of a housing so as to confine an aerial atmosphere therein. A measured gas side cover is attached to a distal end of the housing so as to confine a...
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6637253 |
Hydrogen collection and detection
The present invention provides a hydrogen collector and detector system for detecting emanating hydrogen from the test surface of materials, a hydrogen collector for use in such a system and a...
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6634212 |
High temperature sensor
High temperature substance sensor, including a substrate ( 4 ), a device ( 6 ) for raising and maintaining the temperature of the sensor, and a layer like capacitor structure ( 38 ) with structure...
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6611208 |
Integrated field monitoring and communications system
A field monitoring and communication system for arranging circuits and components for environmental and other types of monitoring systems includes: (a) microprocessor-based modules for...
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6610977 |
Security system for NBC-safe building
A method and apparatus for screening an object for the presence of an explosive, chemical warfare agent, biological warfare agent, drug, metal, weapon, and/or radioactive material. The apparatus...
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6606897 |
Portable gas detector and its cradle
A portable gas detector comprises a casing proper 1 adapted to be attached to the human body. The casing proper 1 has multiple openings to accommodate gas sensors 5 on one side and charging...
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6604405 |
Monitoring system
A system for monitoring gases including sample, dilution, test, and control subsystems. The sample subsystem has a gas probe assembly defining a first end of a sample line and disposed in an area...
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6596236 |
Micro-machined thin film sensor arrays for the detection of H2 containing gases, and method of making and using the same
The present invention provides a hydrogen sensor including a thin film sensor element formed by metal organic chemical vapor deposition (MOCVD) or physical vapor deposition (PVD), on a...
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6584826 |
Gas tester
Apparatus for testing the quality of air in sources of compressed air in which a housing forms an elongated bore closed at one end by an elastomeric bag or balloon and at the other end by a check...
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6584827 |
Electrochemical gas sensor with diamond electrode
An electrochemical gas sensor for detecting a specific gas being measured with a plurality of electrodes ( 21, 3, 4 ), an electrolyte ( 7 ) and a gas-permeable membrane ( 9 ) has a reduced cross...
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6584825 |
Method and apparatus for determining the amount of hydrogen in a vessel
An apparatus and method for measuring the quantity of hydrogen in a hydrogen storage vessel of a hydrogen fuel cell using the Pressure, Composition, Temperature (PCT) relationship of the storage...
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6578405 |
Gas seep detection
A method of detecting a marine gas seep that includes: deploying a local probe on or near the seafloor; producing bubbles in water near or within the local probe; detecting the bubbles; producing...
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6568244 |
Measuring and evaluating device
A measuring and evaluating device for the analysis of gases is described. The device has an exchangeable gas analyzer, which is of small dimensions. The gas analyzer is a module connected directly...
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6557393 |
Thin film ppb oxygen sensor
An oxygen sensor has a sensor body formed of a crystalline material, such as zirconia, with first and second electrodes disposed on a single surface thereof. The electrodes are arranged to induce...
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6550309 |
Gas sensor with multiple mechanical and thermal shock cushion layers
A gas sensor 1 includes an outer cylinder 18, a metallic shell 3, and a sensor element 2. The metallic shell 3 is disposed inside the outer cylinder 18. The sensor element 2 is...
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6550304 |
Method of compensating a MOS gas sensor, method of manufacturing a MOS gas sensor, MOS gas sensor, and fuel cell system
A method of compensating a MOS gas sensor is described and which includes using a MOS gas sensor to provide a signal indicative of gas concentration of a target gas in an ambient; providing a...
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6548024 |
Gas sensors
In a catalytic sensor, a bead is located within a can having an aperture in its front surface. The bead is surrounded by thermally insulating material such as glass fiber and a filter material is...
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6539774 |
Thin film metal hydride hydrogen sensor
A sensor for determining the presence of hydrogen and for measuring the amount of hydrogen present in the vicinity of the sensor. The sensor comprises a metal hydride hydrogen-absorbent material AB...
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