Bizarre Patents
A gun that fires a missile, powered by gas "discharged by the operator of the toy."
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8028561 | Hydrogen sensor with air access The invention is directed at a method of sensing hydrogen gas in a liquid comprising: providing a measuring device comprising a hydrogen sensing chamber and a palladium hydrogen sensor mounted in contact with said chamber, positioning a hydrogen permeable membrane b... | 10/04/2011 |
| 7357044 | Sample collection device and method of using said device A sample collection device for use with a chemical analyzer, the device comprising a sample collecting assembly having at least one sampling medium and a sample desorbing assembly arranged to receive the sampling medium therein, the sample collecting assembly and sa... | 04/15/2008 |
| 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 |
| 7318343 | System for detecting gas in a wellbore during drilling A system is provided for detecting the presence of formation gas in a stream of drilling fluid flowing through a wellbore during drilling of the wellbore. The system has at least one sensor chamber connectable to a drill string for drilling the wellbore, each sensor... | 01/15/2008 |
| 7229593 | Portable vapor diffusion coefficient meter An apparatus for measuring the effective vapor diffusion coefficient of a test vapor diffusing through a sample of porous media contained within a test chamber. A chemical sensor measures the time-varying concentration of vapor that has diffused a known distance thr... | 06/12/2007 |
| 7210335 | Automated clamp-on sample chamber for flow porometry and a method of using same A sample chamber includes a movable upper chamber. The movable upper chamber includes a center bore opening to a bottom of the chamber, at least one port for introduction of gas under pressure to the center bore, and a first annular seal around the center bore. A st... | 05/01/2007 |
| 7208071 | Amperometric sensor for low level dissolved oxygen with self-depleting sensor design A dissolved oxygen sensor having a cathode and anode immersed in an electrolyte is designed to provide a low background current in the sensor when a potential is applied to the cathode. The background current is maintained at a desired level by selecting the area an... | 04/24/2007 |
| 7204127 | Method and apparatus for large leak testing Methods and apparatus for large leak testing are provided. The apparatus includes a test line to receive a sample containing a trace gas, a mass spectrometer to detect the trace gas and having an inlet for receiving the trace gas, a first vacuum pump characterized b... | 04/17/2007 |
| 7184895 | Method and system of non-intrusively monitoring the mixture ratio of a gas mixture having at least two components A method and system of non-intrusively monitoring the proportion of a component in a gaseous mixture having at least two components and contained in an electrical switchgear enclosure includes measuring the pressure, the temperature, and the density of the gas mixtu... | 02/27/2007 |
| 7131341 | Method and apparatus for detection of trace volatiles A method and apparatus for the detection of trace volatiles such as those produced by fungal decay of timber, comprising a sampling probe (10), comprising a housing (11) and bored barrel (12) adapted removably to receive an SPME device (14 | 11/07/2006 |
| 7055369 | Gas detector having clog-resistant intake filter and protective cap A gas detector having an intake to let in the gas to be detected and detecting the gas let in through the intake by a gas sensor, in which a porous film is horizontally arranged over the gas intake, in order to prevent the gas permeability of the porous film from be... | 06/06/2006 |
| 7057398 | Microwave spectrometer An improved microwave spectrometer for measuring the concentration of ethylene oxide gas and the concentration of water vapor in one or more gas samples taken from an ethylene oxide sterilization chamber. ... | 06/06/2006 |
| 7032449 | Measurement of fluid properties in vessel and sensor for same A sensor for measuring properties of a fluid in a vessel, includes a sensor mount adapted to mount within a wall of a vessel; a sensor body extending substantially vertically from the sensor mount; and a plurality of sensors spaced vertically along the sensor body, ... | 04/25/2006 |
| 7032444 | Module for extracting gas from an underground liquid and installation equipped therewith This invention concerns a module for extracting samples in gas phase of compounds present in an underground working liquid, the extractor module including a receptacle for the liquid, associated with a device for stirring the liquid, a liquid inlet duct, a liquid ev... | 04/25/2006 |
| 7003405 | Methods for characterizing subsurface volatile contaminants using in-situ sensors An inverse analysis method for characterizing diffusion of vapor from an underground source of volatile contaminant using data taken by an in-situ sensor. The method uses one-dimensional solutions to the diffusion equation in Cartesian, cylindrical, or spherical coo... | 02/21/2006 |
| 6968728 | Test tap adapter for extracting dissolved gases from insulating oil and measuring electrical parameters of a transformer bushing The present invention relates to an apparatus for measuring the capacitance and the dissipation factor in a transformer bushing and extracting gas dissolved in the insulating fluid of said bushing. The apparatus comprises a porous cylindrical member associated with ... | 11/29/2005 |
| 6941825 | Analytical devices based on diffusion boundary layer calibration and quantitative sorption A method and device for determining the concentration of analytes in a sample. The device has a surface with an extraction coating thereon. The method is carried out while the sample is highly agitated to maintain a substantially constant boundary layer. The sample ... | 09/13/2005 |
| 6923072 | Method and device for measuring airflows through HVAC grilles A fan powered by a controlled external energy source and a flow measurement device measure the airflow exiting or entering grilles/registers of an HVAC system without impeding the airflow being measured. A flow straightening element is preferably employed to overcom... | 08/02/2005 |
| 6905872 | On-line respirometer and method of using the same An on-line respirometer and method for using the same is disclosed for determining the oxygen uptake of respiring samples. An overflow drain in the side portion of an enclosed reaction vessel is located to define an operational volume of slurry sample and headspace ... | 06/14/2005 |
| 6834536 | Probe for measuring alcohol in liquids A probe (1) for quantitatively measuring volatile components of a liquid (2) includes a measurement gas space (3) separated from the liquid (4) by a permeation membrane (5). The membrane (5) is permeable for the volatile com... | 12/28/2004 |
| 6679096 | Method for the measurement of the concentration or the partial pressure of gases in fluids in gas sensor A method measures the concentration of the partial pressure of gases, particularly oxygen, in fluids. Know methods for measurements under rough conditions, e.g., measurement of the oxygen partial pressure in grounds, dumps or in the ground water are compl... | 01/20/2004 |
| 6581452 | Apparatus for measuring volume under microgravity Volume measuring apparatus is used in a closed space as in the case of volume measurement of liquid in a container placed on an orbit of an artificial satellite and permits the volume measurement in a state without mixture with gas, liquid, or solid. A vo... | 06/24/2003 |
| 6526805 | Apparatus for continuously determining volatile substances dissolved in insulating fluid An apparatus and method are provided for continuously monitoring the operation of electrical equipment and preventing critical operational failures. The invention quantitatively determines the concentrations of gas and/or vapor (including water) component... | 03/04/2003 |
| 6420187 | Method and apparatus for measuring volatile compounds in an aqueous solution The present invention is an improvement to the method and apparatus for measuring volatile compounds in an aqueous solution. The apparatus is a chamber with sides and two ends, where the first end is closed. The chamber contains a solution volume of the a... | 07/16/2002 |
| 6397658 | Method and equipment for measuring global volatile substances Measurement of volatile substances in a global manner with no prior separation of the different compounds, wherein the volatiles produced are collected by adsorption on an adsorbent surface, the collected substances are next desorbed directly in a detecto... | 06/04/2002 |
| 6324891 | Method and apparatus for monitoring GAS(ES) in a dielectric fluid An apparatus for monitoring one or more gas components in a fluid wherein either a) a sample gas obtained from the fluid is enriched in at least one target gas which is to be subjected to analysis; b) at least one target gas which is to be subjected to analysi... | 12/04/2001 |
| 6289714 | Method for testing soil contamination, and probe therefor The method is used for locally testing underground soil contamination by determining the generation rate of a first contaminant fluid in porous soil. The method includes the steps of making a hole of known dimensions in the soil, with the hole defining a ... | 09/18/2001 |
| 6277329 | Dissolved hydrogen analyzer The present invention provides apparatuses and processes for the measurement of hydrogen in aqueous solution at concentrations as low as about 0.1 nM. The present invention is capable of accurately and reproducibly measuring the concentration of dissolved... | 08/21/2001 |
| 6125687 | Apparatus for measuring outgassing of volatile materials from an object An apparatus for measuring material outgassed from an object. The apparatus has a chamber containing the object, a condensed material detector (e.g. a quartz microbalance), a heater for heating the object and chamber, and a cooler for cooling the detector... | 10/03/2000 |
| 6018981 | Test kit for measuring vapor emission from a planar surface and method A test kit for measuring vapor emission from a concrete floor or other planar surface prior to installing a flooring material includes a relatively rigid dome-shaped cover having an outer bottom rim for seating with the planar surface to be tested when th... | 02/01/2000 |
| 6003362 | Apparatus for measuring the partial pressure of gases dissolved in liquids An method and an apparatus for measuring the partial pressure of gases dissolved in liquids in plants for carrying out biotechnological and food technological processes includes a measuring space which is separated by a gas-permeable diaphragm which is pe... | 12/21/1999 |
| 5979219 | Probe for measuring volatile components in an aqueous solution The invention relates to a probe for measuring volatile components in an aqueous solution, for example to determine the alcohol concentration of an aqueous solution, with a probe body with a continuous lumen and a membrane disposed transversely with respe... | 11/09/1999 |
| 5974868 | Downstream monitor for CMP brush cleaners The present invention is a contamination measuring device and method of using the same according to a Chemical Mechanical Polishing (CMP) brush cleaner equipment/technology. A collection device is mounted in a brush cleaning device for collecting effluent... | 11/02/1999 |
| 5900378 | Gas analysis of sealed ampules A method for obtaining a gas sample from a sealed glass ampule containing a liquid and a gas, wherein the steps are immersing the sealed glass ampule in water beneath a collection chamber which is also immersed in water, breaking the glass ampule to permi... | 05/04/1999 |
| 5898003 | Method and means for collecting odors from a waste water lagoon An odor collection station for a waste water lagoon with a buoyant housing having a top, open bottom, and opposite side and end walls. The housing having a U-shaped duct with an upper and lower passageway connected by a vertical passageway. Buoyant elemen... | 04/27/1999 |
| 5889195 | Measuring arrangement for determining the concentration of gases from liquid media A measuring arrangement for determining the concentration of gases dissolved in a liquid is proposed, which has a simple design and makes possible the use of known gas-measuring apparatus based on color reaction tubes or color reaction capillaries. A pref... | 03/30/1999 |
| 5844123 | Gas sensing system A gas sensing system is provided for the detection of gas concentrations in a flowable medium. The gas sensing system has a gas permeable membrane structure to separate the flowable medium from a chamber where a gas sensor is positioned for detecting the ... | 12/01/1998 |
| 5841020 | Apparatus and method for mixing, measuring and forwarding a multi-phase gas mixture The container serves for mixing and measuring multi-phase fluids which are conducted in via a supply tube. The liquid and gaseous components are separated in the container and collected into a liquid volume as well as a gas volume. A liquid surface forms ... | 11/24/1998 |
| 5834642 | Downstream monitor for CMP brush cleaners The present invention is a contamination measuring device and method of using the same according to a Chemical Mechanical Polishing (CMP) brush cleaner equipment/technology. A collection device is mounted in a brush cleaning device for collecting effluent... | 11/10/1998 |
| 5821400 | Saturometer The present invention is a saturometer capable of directly measuring Delta P. The saturometer is also capable of providing measurements of temperature and barometric pressure as well as calculating percent saturation. The saturometer is further provided w... | 10/13/1998 |
