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An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 7493795 | Gas detection method and gas detection apparatus The present invention provides a gas detection method and detection apparatus that provide better sensitivity and faster recovery after response than conventional gas detection methods and apparatus, by improving on these conventional methods and apparatus. The pres... | 02/24/2009 |
| 7353689 | Liquid separator for a gas analyzer and method for separating a liquid component from gas Liquid separator for a gas analyzer and method for separating a liquid component from gas. The liquid separator comprises an input passage having an input end and an output end, an output passage having an input end and an output end, a wall formed of a gas permeabl... | 04/08/2008 |
| 7325439 | Fluid permeability measurement system and method A system for measuring the permeance of a material. The permeability of the material may also be derived. The system provides a liquid or high concentration fluid bath on one side of a material test sample, and a gas flow across the opposing side of the material tes... | 02/05/2008 |
| 7270020 | Instrument assemblies and analysis methods The disclosure relates to instrument assemblies that can include a sample introduction port coupled to a chamber configured to receive the sample from the sample introduction port and provide analysis of the sample with a valve between the sample introduction port a... | 09/18/2007 |
| 7231806 | Apparatus and method for rapidly, eco-friendly sample preparation prior to chromatographic determination of chemical substances A method and apparatus for rapidly preprocessing and analyzing chemical substances, which places a vaporization bottle containing a sample inside a microwave device and uses a magneton driving device to drive the magneton inside the vaporization bottle to rotate as ... | 06/19/2007 |
| 7219532 | System for regulating fluid flowing through chromatographic column Disclosed are systems and methods that include a sampling device, a chromatographic column, and a transfer line through which a fluid containing analytes to be measured are communicated from the sampling device to the column. The pressure at which the fluid containi... | 05/22/2007 |
| 7201874 | System for automatically extracting and analyzing residual solvents in material samples A system for quickly and automatically extracting and analysing residual solvents is realised for operating directly in the premises where the packing materials are being manufactured, printed and/or laminated. The system provides for a single unit equipped w... | 04/10/2007 |
| 7082849 | Apparatus and method for extracting volatile constituents A method and apparatus for ensuring the collecting volatile constituents contained in a solid sample S such as leaf tobacco. In particular, a sample vessel 10 for containing a sample of a solid containing volatile constituents, a gas feeding device 16 ... | 08/01/2006 |
| 7049922 | Method and apparatus for decreasing gassing and decay of insulating oil in transformers The invention deals with increasing the quality of insulating mineral oil in transformers, by providing an isolating layer of flowing nitrogen over the oil's surface to keep ambient air from combining or absorbing with or in the oil, also providing a kidney or filte... | 05/23/2006 |
| 6974705 | Method for determining the concentration of gas in a liquid A method for determining a correction factor for use in analysing the concentration of a gas in a liquid is described. The correction factor is determined by measuring the output concentration of the gas in the liquid as the gases saturation limit in that liquid. Th... | 12/13/2005 |
| 6953438 | Ultrasonic medical device Ultrasonic devices for preventing microbubbles and/or microparticles from reaching the brain during a PCI, or cardiovascular surgery. Devices 27 and 77 are designed for implantation in the chest cavity and operate in combination with needle vents or ot... | 10/11/2005 |
| 6907796 | Temperature-controlled injector for a chemical analysis unit The invention relates to a temperature-controlled injector for a chemical analysis unit, in particular a gas chromatograph, comprising an injector tube, which can be received by a receiving tube, having a cooling system, which surrounds the receiving tube, through w... | 06/21/2005 |
| 6907383 | Flow diagnostic system A flow diagnostic system for a flow sensing element and impulse lines. A pressure transmitter coupled to the impulse lines provides digital pressure data to a control system. The control system provides the pressure data and real time clock readings to a diagnostic ... | 06/14/2005 |
| 6874351 | Determining the quantities of gases dissolved in a liquid A method for determining the content quantities, solubilities and/or saturation pressures of gases dissolved in a liquid, which is characterized in that in order selectively to determine the individual content quantities of at least two gases dissolved in a liquid s... | 04/05/2005 |
| 6607581 | Passive sampling badge A passive air sampler is designed to facilitate emptying granular or particulate adsorbent from it directly into a thermal desorption tube or other vessel for use in an analytical instrument. The preferred form has an adsorbent container in a conical or f... | 08/19/2003 |
| 6601606 | Integrated valve for gas chromatograph A gas chromatograph with multiple valves is disclosed. An embodiment of the multi-valve gas chromatograph includes multiple valves, multiple thermal conductivity detectors (TCD's), and a manifold. This allows separation and measurement of a gas sample in ... | 08/05/2003 |
| 6580067 | Sample analyzing monitor and combustion control system using the same The present invention is to provide a monitoring device making it possible to measure the concentration of a target trace gas which has an ionization efficiency changed by the affect of impurities and which is absorbed on a pretreatment portion or piping,... | 06/17/2003 |
| 6564154 | Monitoring system A system for monitoring the emission of VOCs in a workstation is disclosed including a sensor to obtain a signal representative of the amount of coating discharged in the workstation, a database for storing data values representative of the signal, a netw... | 05/13/2003 |
| 6559441 | Ion separation instrument An ion separation instrument includes an ion source coupled to at least a first ion mobility spectrometer having an ion outlet coupled to a mass spectrometer. In one embodiment, the ion source includes a molecule separation instrument operable to separate... | 05/06/2003 |
| 6389878 | Gas trap for drilling mud A gas trap liberates subterranean gases entrained in drilling muds. The trap introduces a stripping gas into a flow of mud gas for liberating mud gases. The trap comprises a pair of opposing truncated right circular vessels and having a concentric bottom ... | 05/21/2002 |
| 6391096 | Apparatus and method for extracting and analyzing gas A tubular membrane extractor column is connected to an oil filled electrical component such as a transformer. Fault gases dissolved in the transformer oil are extracted from the oil in the separator and are isolated in a second phase. Oil and second phase... | 05/21/2002 |
| 6374860 | Integrated valve design for gas chromatograph A gas chromatograph with multiple valves is disclosed. An embodiment of the multi-valve gas chromatograph includes multiple valves, multiple thermal conductivity detectors (TCD's), and a manifold. This allows separation and measurement of a gas sample in ... | 04/23/2002 |
| 6237392 | Inspection apparatus for gas detectors An inspection apparatus for gas detectors is disclosed which comprises an open-feasibly air-tight testing reservoir in which gas detectors to be tested can be positioned, an air-tight dispensing reservoir for mixing the gas to be tested, a vacuum device f... | 05/29/2001 |
| 6225132 | Enhanced chromatography using multiphoton detection A method for detecting an analyte of interest present in a mixture at an ultralow concentration includes selecting a radioactive derivatizing agent comprising a multiphoton-emitting radioisotope moiety and a moiety reactive with the analyte of interest, t... | 05/01/2001 |
| 6187446 | Carrier matrix for integrated microanalysis systems, method for the production thereof and use of the same A silicon-based carrier matrix having a high ratio of surface area to volume is intended for use in integrated microanalysis systems. The carrier matrix comprises at least one layer of microporous silicon on a body of monocrystalline silicon. A method for... | 02/13/2001 |
| 6134503 | Data processing unit for and method of chromatography For identifying components in a chromatographically analyzed sample, a chromatogram is produced and identification tables corresponding to presences and absences of specified components are preliminarily stored. Peaks corresponding to the specified compon... | 10/17/2000 |
| 6125689 | Non-destructive semiconductor wafer test system The invention provides methods and systems for identifying compounds released from a semi-conductor wafer. Compounds are released from the wafer by subjecting the wafer to a rapid temperature excursion in a very low pressure chamber. The released compound... | 10/03/2000 |
| 6000274 | Method for automatically detecting total hydrocarbon content and individual volatile organic compound concentrations of waste gas A method for automatically detecting waste gas. The waste gas is led into a multiple switching valve through which the waste gas is sampled. Then, the waste gas sample is conveyed to an empty column and/or a chromatographic column, via the multiple switch... | 12/14/1999 |
| 5962774 | Real-time monitoring of volatile organic compounds using chemical ionization mass spectrometry A system for on-line quantitative monitoring of volatile organic compounds (VOCs) includes pressure reduction means for carrying a gaseous sample from a first location to a measuring input location maintained at a low pressure, the system utilizing active... | 10/05/1999 |
| 5854000 | Methods for measurement predicated on the presence of advanced glycosylation endproducts in tobacco and its combustion byproducts Methods are disclosed for measuring the accumulation of advanced glycosylation endproducts (AGEs), which are predicated on the discovery that such AGEs are present in tobacco and its byproducts. More particularly, the methods focus on the observation that... | 12/29/1998 |
| 5831143 | Method for detecting hydrogen in waste compounds A method for determining hydrogen content in a compound is disclosed. This method generally comprises heating the sample to sufficient temperatures to effect pyrolytic conversion of any hydrogen containing compounds in the sample to hydrogen gas, and meas... | 11/03/1998 |
| 5811658 | Ultrasonic diversion of microair in blood Microair bubbles in a bloodstream are diverted from the bloodstream in a diversion chamber by ultrasonic energy, and are collected in a blood-filled stasis column where they can be accurately measured by a bubble detector and then vented to atmosphere. Bu... | 09/22/1998 |
| 5723601 | Super porous polysaccharide gels Porous material of a polysaccharide and a method for preparations of such a material, wherein a water-based solution of the polysaccharide is mixed, with controlled stirring, with an essentially water-immiscible organic phase to form an emulsion, which wh... | 03/03/1998 |
| 5716705 | Products having multiple-substituted polysiloxane monolayer A protective monolayer is formed on e.g. silica gel and glass surfaces comprising a monolayer of silicon and oxygen atoms which is substituted with first and second hydrocarbyl substituents.... | 02/10/1998 |
| 5670707 | Calibration method for a chromatography column A chromatography system and method employing an empirical method for determining the ratio ##EQU1## for a chromatography column with improved accuracy by establishing experimental conditions for at least one of the parameters of temperature, pre... | 09/23/1997 |
| 5668735 | Method and apparatus for continuous emissions monitoring system using gas chromatography A method of and apparatus for automatically monitoring and reporting the exact concentrations of specific chemicals contained in one or more air streams is disclosed in which the system automatically calibrates one or a plurality of gas chromatographs usi... | 09/16/1997 |
| 5659126 | Gas chromatograph techniques for on-line testing of transformer faults A gas chromatograph measures the gas concentration levels of fault gases contained in the gas within a headspace above the electrical insulating oil supply contained in a power transformer. An on-line fault detection system involves gas samples taken from... | 08/19/1997 |
| 5627329 | Determination of diffusion coefficient Disclosed is a method of determining a diffusion coefficient for a diffusant in a particulate. An inert gas is passed through a particulate containing the diffusant. A parameter that is proportional to the concentration of the diffusant in the inert gas i... | 05/06/1997 |
| 5610835 | Method and apparatus for continuous emissions monitoring system using gas chromatography A method for monitoring the concentration of at least one volatile or semi-volatile compound contained in at least one air stream carrying at least one volatile or semi-volatile compound and apparatus for performing the method, which includes the steps of... | 03/11/1997 |
| 5599625 | Products having multiple-substituted polysiloxane monolayer A protective monolayer is formed on e.g. silica gel and glass surfaces comprising a monolayer of silicon and oxygen atoms which is substituted with first and second hydrocarbyl substituents.... | 02/04/1997 |
