Savannah River Nuclear Solutions, LLC Patent applications |
Patent application number | Title | Published |
20160032473 | ELECTROCHEMICAL CELL FOR RECOVERY OF METALS FROM SOLID METAL OXIDES - An electrochemical cell and methods of using the electrochemical cell are described that can be utilized for the recovery of metals from metal oxides. The cell includes a first electrode that includes a solid metal oxide, an electrolyte including an oxygen ion conductor, and a second electrode space apart from the electrolyte by an oxygen ion conducting membrane. Upon reduction of the metal oxide, solid metal is formed that replaces the metal oxide of the electrode and provides for simplified recovery of the metal from the metal oxide. The membrane protects the second electrode from corrosion and degradation from the electrolyte, increasing the life of the cell. | 02-04-2016 |
20150372342 | HIGH ENERGY DENSITY BATTERY BASED ON COMPLEX HYDRIDES - A battery and process of operating a battery system is provided using high hydrogen capacity complex hydrides in an organic non-aqueous solvent that allows the transport of hydride ions such as AlH | 12-24-2015 |
20150346356 | SYSTEM AND METHOD FOR IDENTIFYING RADIATION IN A CONTAMINATED ROOM - A system for identifying the location of radioactive material in a contaminated room includes a projector, a distance sensor, and a CPU operably connected to the projector and distance sensor. The CPU receives distance data from the distance sensor and controls an image projected by the projector onto an object in the contaminated room. A method of identifying the location of radioactive material in a contaminated room includes conducting a radiation survey of the contaminated room and transferring information from the radiation survey to a projector. The method further includes placing the projector in the contaminated room and projecting information from the radiation survey onto an object in the contaminated room. | 12-03-2015 |
20150346355 | POSITION AND ORIENTATION DETERMINATION SYSTEM AND METHOD - A position determination system and method is provided that may be used for obtaining position and orientation information of a detector in a contaminated room. The system includes a detector, a sensor operably coupled to the detector, and a motor coupled to the sensor to move the sensor around the detector. A CPU controls the operation of the motor to move the sensor around the detector and determines distance and angle data from the sensor to an object. The method includes moving a sensor around the detector and measuring distance and angle data from the sensor to an object at incremental positions around the detector. | 12-03-2015 |
20150233882 | Inherently Safe Passive Gas Monitoring System - Generally, the present disclosure is directed to gas monitoring systems that use inductive power transfer to safely power an electrically passive device included within a nuclear material storage container. In particular, the electrically passive device can include an inductive power receiver for receiving inductive power transfer through a wall of the nuclear material storage container. The power received by the inductive power receiver can be used to power one or more sensors included in the device. Thus, the device is not required to include active power generation components such as, for example, a battery, that increase the risk of a spark igniting flammable gases within the container. | 08-20-2015 |
20150129504 | ORGANO-MODIFIED CLAYS FOR REMOVAL OF AQUEOUS RADIOACTIVE ANIONS - Methods are described for the removal of highly soluble radioactive anions, e.g., radioactive technetium and/or radioiodide, from an aqueous solution. The methods utilize a sequestering agent that includes an organoclay, i.e., a clay with an intercalated cationic quaternary amine, as a sorbent for highly soluble radioactive anions that are present within an aqueous solution. In exemplary embodiments, the method can be utilized to treat aqueous waste at a nuclear power facility or to treat a groundwater contamination site or a soil or sediment contaminated site. | 05-14-2015 |
20150084766 | RAPID DEPLOYABLE GLOBAL SENSING HAZARD ALERT SYSTEM - A rapid deployable global sensing hazard alert system and associated methods of operation are provided. An exemplary system includes a central command, a wireless backhaul network, and a remote monitoring unit. The remote monitoring unit can include a positioning system configured to determine a position of the remote monitoring unit based on one or more signals received from one or more satellites located in Low Earth Orbit. The wireless backhaul network can provide bidirectional communication capability independent of cellular telecommunication networks and the Internet. An exemplary method includes instructing at least one of a plurality of remote monitoring units to provide an alert based at least in part on a location of a hazard and a plurality of positions respectively associated with the plurality of remote monitoring units. | 03-26-2015 |
20150075375 | Mass Transfer Apparatus and Method for Separation of Gases - A process and apparatus for separating components of a source gas is provided in which more soluble components of the source gas are dissolved in an aqueous solvent at high pressure. The system can utilize hydrostatic pressure to increase solubility of the components of the source gas. The apparatus includes gas recycle throughout multiple mass transfer stages to improve mass transfer of the targeted components from the liquid to gas phase. Separated components can be recovered for use in a value added application or can be processed for long-term storage, for instance in an underwater reservoir. | 03-19-2015 |
20150071980 | FORMATION OF NANOSIZED METAL PARTICLES ON A TITANATE CARRIER - Methods directed to the synthesis of metal nanoparticles are described. A formation process can be carried out at ambient temperature and pressure and includes the deposition of metal ions on a titanate carrier according to a chemical deposition process followed by exposure of the metal ions to a reducing agent. Upon the exposure, nanoparticles of the reduced metal are formed that are adhered to the titanate carrier. | 03-12-2015 |
20150056714 | METHOD FOR CHARACTERIZATION OF THE REDOX CONDITION OF CEMENTITIOUS MATERIALS - Disclosed are methods for determining the redox condition of cementitious materials. The methods are leaching methods that utilize an in situ redox indicator that is present in the cementitious materials as formed. The in situ redox indicator leaches from cementitious material and, when the leaching process is carried out under anaerobic conditions can be utilized to determine the redox condition of the material. The in situ redox indicator can exhibit distinct characteristics in the leachate depending upon the redox condition of the indicator. | 02-26-2015 |
20150056709 | METHOD FOR CHARACTERIZATION OF THE RATE OF MOVEMENT OF AN OXIDATION FRONT IN CEMENTITIOUS MATERIALS - Disclosed are methods for determining the redox condition of cementitious materials. The methods are leaching methods that utilize a redox active transition metal indicator that is present in the cementitious material and exhibits variable solubility depending upon the oxidation state of the indicator. When the leaching process is carried out under anaerobic conditions, the presence or absence of the indicator in the leachate can be utilized to determine the redox condition of and location of the oxidation front in the material that has been subjected to the leaching process. | 02-26-2015 |
20150053373 | THERMAL CYCLING DEVICE - Thermal cycling devices are provided. In one embodiment, a thermal cycling device includes a packed tube comprising an inlet portion defining an inlet and an outlet portion defining an outlet. The packed tube is provided in a double coil arrangement, wherein the double coil arrangement causes radially neighboring turns of the packed tube to have opposing flow directions therethrough. The thermal cycling device further includes a cooling device disposed axially adjacent to the packed tube, and a heating device disposed axially adjacent to the packed tube opposite the cooling device. | 02-26-2015 |
20140374272 | Electrochemical Fluorination for Processing of Used Nuclear Fuel - A galvanic cell and methods of using the galvanic cell is described for the recovery of uranium from used nuclear fuel according to an electrofluorination process. The galvanic cell requires no input energy and can utilize relatively benign gaseous fluorinating agents. Uranium can be recovered from used nuclear fuel in the form of gaseous uranium compound such as uranium hexafluoride, which can then be converted to metallic uranium or UO | 12-25-2014 |
20140356732 | SOLID STATE ELECTROLYTE COMPOSITES BASED ON COMPLEX HYDRIDES AND METAL DOPED FULLERENES/FULLERANES FOR BATTERIES AND ELECTROCHEMICAL APPLICATIONS | 12-04-2014 |
20140305780 | Device for Remote Operation of Electrical Disconnect - Provided is a device for remote operation of an electrical disconnect. The device can include a handle clamp configured to be secured to an extending member of the electrical disconnect. The device can further include a case clamp configured to be secured to a rigid portion of the electrical disconnect. The device can further include a cable having an exterior sheath coaxially surrounding an inner cable. The inner cable can be coaxially slidable with respect to the exterior sheath. The inner cable can extend through an opening of the case clamp and be secured to the handle clamp. The device can further include an actuator configured to coaxially slide the inner cable such that the handle clamp is actuated towards the case clamp. | 10-16-2014 |
20140217301 | INSTRUMENT FOR ASSAYING RADIATION - An instrument for assaying radiation includes a radiation sensor and a collimator that covers at least a portion of the radiation sensor. The collimator defines a first field of view to the radiation sensor. An insert in the collimator defines a second field of view to the radiation sensor that is less than the first field of view. | 08-07-2014 |
20140193320 | USE OF TRIPHENYL PHOSPHATE AS RISK MITIGANT FOR METAL AMIDE HYDROGEN STORAGE MATERIALS - A process in a resulting product of the process in which a hydrogen storage metal amide is modified by a ball milling process using an additive of TPP. The resulting product provides for a hydrogen storage metal amide having a coating that renders the hydrogen storage metal amide resistant to air, ambient moisture, and liquid water while improving useful hydrogen storage and release kinetics. | 07-10-2014 |
20140170048 | Use of Triammonium Salt of Aurin Tricarboxylic Acid as Risk Mitigant for Aluminum Hydride - A process and a resulting product by process of an aluminum hydride which is modified with by physically combining in a ball milling process an aluminum hydride with a triammonium salt of aurin tricarboxylic acid. The resulting product is an aluminum hydride which is resistant to air, ambient moisture, and liquid water while maintaining useful hydrogen storage and release kinetics. | 06-19-2014 |
20140154172 | TWO STEP NOVEL HYDROGEN SYSTEM USING ADDITIVES TO ENHANCE HYDROGEN RELEASE FROM THE HYDROLYSIS OF ALANE AND ACTIVATED ALUMINUM - A system for the generation of hydrogen for use in portable power systems is set forth utilizing a two-step process that involves the thermal decomposition of AlH | 06-05-2014 |
20140084174 | PHOTONIC CRYSTAL SCINTILLATORS AND METHODS OF MANUFACTURE - Photonic crystal scintillators and their methods of manufacture are provided. Exemplary methods of manufacture include using a highly-ordered porous anodic alumina membrane as a pattern transfer mask for either the etching of underlying material or for the deposition of additional material onto the surface of a scintillator. Exemplary detectors utilizing such photonic crystal scintillators are also provided. | 03-27-2014 |
20140072804 | SYNTHESIS OF NANOSIZED SODIUM TITANATES - Methods directed to the synthesis and peroxide-modification of nanosized monosodium titanate are described. Methods include combination of reactants at a low concentration to a solution including a nonionic surfactant. The nanosized monosodium titanate can exhibit high selectivity for sorbing various metallic ions. | 03-13-2014 |
20140070434 | IONIC LIQUIDS AS TEMPLATING AGENTS IN FORMATION OF URANIUM-CONTAINING NANOMATERIALS - A method for forming nanoparticles containing uranium oxide is described. The method includes combining a uranium-containing feedstock with an ionic liquid to form a mixture and holding the mixture at an elevated temperature for a period of time to form the product nanoparticles. The method can be carried out at low temperatures, for instance less than about 300° C. | 03-13-2014 |
20140042034 | HYBRID SULFUR CYCLE OPERATION FOR HIGH-TEMPERATURE GAS-COOLED REACTORS - A hybrid sulfur (HyS) cycle process for the production of hydrogen is provided. The process uses a proton exchange membrane (PEM) SO | 02-13-2014 |
20130294579 | CONCEALED IDENTIFICATION SYMBOLS AND NONDESTRUCTIVE DETERMINATION OF THE IDENTIFICATION SYMBOLS - The concealing of one or more identification symbols into a target object and the subsequent determination or reading of such symbols through non-destructive testing is described. The symbols can be concealed in a manner so that they are not visible to the human eye and/or cannot be readily revealed to the human eye without damage or destruction of the target object. The identification symbols can be determined after concealment by e.g., the compilation of multiple X-ray images. As such, the present invention can also provide e.g., a deterrent to theft and the recovery of lost or stolen objects. | 11-07-2013 |
20130287497 | VAPOR PHASE ELEMENTAL SULFUR AMENDMENT FOR SEQUESTERING MERCURY IN CONTAMINATED SOIL - The process of treating elemental mercury within the soil is provided by introducing into the soil a heated vapor phase of elemental sulfur. As the vapor phase of elemental sulfur cools, sulfur is precipitated within the soil and then reacts with any elemental mercury thereby producing a reaction product that is less hazardous than elemental mercury. | 10-31-2013 |
20130217066 | PIGMENT PRODUCTION BY LATEX-EMBEDDED MICROORGANISMS - A process is provided for the extraction of pigments from immobilized microorganisms. Pigment producing cells are immobilized and dried in a binder matrix, and pigments are recovered from the cells by liquid rinsing. Following release of the pigments, cellular metabolism of the microorganisms is revived in culture medium and pigments are regenerated. Pigments are then recovered from the immobilized cells by successive rounds of dehydration/rinsing/cell recovery. | 08-22-2013 |
20130193336 | MODIFICATION OF SOLID STATE CdZnTe (CZT) RADIATION DETECTORS WITH HIGH SENSITIVITY OR HIGH RESOLUTION OPERATION - An apparatus and process is provided to illustrate the manipulation of the internal electric field of CZT using multiple wavelength light illumination on the crystal surface at RT. The control of the internal electric field is shown through the polarization in the IR transmission image under illumination as a result of the Pockels effect. | 08-01-2013 |
20130147489 | IDENTIFICATION OF ELEMENTAL MERCURY IN THE SUBSURFACE - An apparatus and process is provided for detecting elemental mercury in soil. A sacrificial electrode of aluminum is inserted below ground to a desired location using direct-push/cone-penetrometer based equipment. The insertion process removes any oxides or previously found mercury from the electrode surface. Any mercury present adjacent the electrode can be detected using a voltmeter which indicates the presence or absence of mercury. Upon repositioning the electrode within the soil, a fresh surface of the aluminum electrode is created allowing additional new measurements. | 06-13-2013 |
20130136927 | GAS STORAGE MATERIALS, INCLUDING HYDROGEN STORAGE MATERIALS - A material for the storage and release of gases comprises a plurality of hollow elements, each hollow element comprising a porous wall enclosing an interior cavity, the interior cavity including structures of a solid-state storage material. In particular examples, the storage material is a hydrogen storage material, such as a solid state hydride. An improved method for forming such materials includes the solution diffusion of a storage material solution through a porous wall of a hollow element into an interior cavity. | 05-30-2013 |
20130134327 | METHOD AND SYSTEM FOR REDUCING DEVICE PERFORMANCE DEGRADATION OF ORGANIC DEVICES - Methods and systems for reducing the deleterious effects of gate bias stress on the drain current of an organic device, such as an organic thin film transistor, are provided. In a particular aspect, the organic layer of an organic device is illuminated with light having characteristics selected to reduce the gate bias voltage effects on the drain current of the organic device. For instance, the wavelength and intensity of the light are selected to provide a desired recovery of drain current of the organic device. If the characteristics of the light are appropriately matched to the organic device, recovery of the deleterious effects caused by gate bias voltage stress effects on the drain current of the organic device can be achieved. In a particular aspect, the organic device is selectively illuminated with light to operate the organic device in multiple modes of operation. | 05-30-2013 |
20130126740 | SYSTEM AND METHOD FOR ASSAYING RADIATION - A system for assaying radiation includes a sample holder configured to hold a liquid scintillation solution. A photomultiplier receives light from the liquid scintillation solution and generates a signal reflective of the light. A control circuit biases the photomultiplier and receives the signal from the photomultiplier reflective of the light. A light impermeable casing surrounds the sample holder, photomultiplier, and control circuit. A method for assaying radiation includes placing a sample in a liquid scintillation solution, placing the liquid scintillation solution in a sample holder, and placing the sample holder inside a light impermeable casing. The method further includes positioning a photomultiplier inside the light impermeable casing and supplying power to a control circuit inside the light impermeable casing. | 05-23-2013 |
20130117556 | AUTHENTICATED SENSOR INTERFACE DEVICE - A system and method for the secure storage and transmission of data is provided. A data aggregate device can be configured to receive secure data from a data source, such as a sensor, and encrypt the secure data using a suitable encryption technique, such as a shared private key technique, a public key encryption technique, a Diffie-Hellman key exchange technique, or other suitable encryption technique. The encrypted secure data can be provided from the data aggregate device to different remote devices over a plurality of segregated or isolated data paths. Each of the isolated data paths can include an optoisolator that is configured to provide one-way transmission of the encrypted secure data from the data aggregate device over the isolated data path. External data can be received through a secure data filter which, by validating the external data, allows for key exchange and other various adjustments from an external source. | 05-09-2013 |
20130115527 | Rechargeable lithium air batteries - A rechargeable non-aqueous lithium-air battery is provided having a multilayered cathode structure which uses a functionized carbon paper base with tubular catalysts. The multilayer cathode has a sufficient pore size to prevent clogging of the cathode by reaction products and further has a hydrophobic coating to repel moisture. The stable electrolyte is made by ionic liquid and additives which have no reaction with discharge products and offers solubility for oxygen and lithium oxide. | 05-09-2013 |
20130111815 | EGRESS DOOR OPENING ASSISTER - A door opening spring assistance apparatus is set forth that will automatically apply a door opening assistance force using a combination of rods and coil springs. The release of the rods by the coil springs reduces the force required to set the door in motion. | 05-09-2013 |
20130089181 | SUPPRESSING TIN WHISKER GROWTH IN LEAD-FREE SOLDERS AND PLATNGS - A process of irradiation Sn containing Pb-free solder to mitigate whisker formation and growth thereon is provided. The use of gamma radiation such as cobalt- | 04-11-2013 |
20130068994 | NANOPARTICLE ENHANCED IONIC LIQUID HEAT TRANSFER FLUIDS - A heat transfer fluid created from nanoparticles that are dispersed into an ionic liquid is provided. Small volumes of nanoparticles are created from e.g., metals or metal oxides and/or alloys of such materials are dispersed into ionic liquids to create a heat transfer fluid. The nanoparticles can be dispersed directly into the ionic liquid during nanoparticle formation or the nanoparticles can be formed and then, in a subsequent step, dispersed into the ionic liquid using e.g., agitation. | 03-21-2013 |
20130043398 | SYSTEM AND METHOD FOR ASSAYING A RADIONUCLIDE - A system for assaying a radionuclide includes a liquid scintillation detector, an analyzer connected to the liquid scintillation detector, and a delay circuit connected to the analyzer. A gamma detector and a multi-channel analyzer are connected to the delay circuit and the gamma detector. The multi-channel analyzer produces a signal reflective of the radionuclide in the sample. A method for assaying a radionuclide includes selecting a sample, detecting alpha or beta emissions from the sample with a liquid scintillation detector, producing a first signal reflective of the alpha or beta emissions, and delaying the first signal a predetermined time. The method further includes detecting gamma emissions from the sample, producing a second signal reflective of the gamma emissions, and combining the delayed first signal with the second signal to produce a third signal reflective of the radionuclide. | 02-21-2013 |
20130038869 | Surface enhanced Raman scattering spectroscopic waveguide - A waveguide for use with surface-enhanced Raman spectroscopy is provided that includes a base structure with an inner surface that defines a cavity and that has an axis. Multiple molecules of an analyte are capable of being located within the cavity at the same time. A base layer is located on the inner surface of the base structure. The base layer extends in an axial direction along an axial length of an excitation section. Nanoparticles are carried by the base layer and may be uniformly distributed along the entire axial length of the excitation section. A flow cell for introducing analyte and excitation light into the waveguide and a method of applying nanoparticles may also be provided. | 02-14-2013 |
20120283939 | HAPTIC SEAT FOR FUEL ECONOMY FEEDBACK - A process of providing driver fuel economy feedback is disclosed in which vehicle sensors provide for haptic feedback on fuel usage. Such sensors may include one or more of a speed sensors, global position satellite units, vehicle pitch/roll angle sensors, suspension displacement sensors, longitudinal accelerometer sensors, throttle position in sensors, steering angle sensors, break pressure sensors, and lateral accelerometer sensors. Sensors used singlely or collectively can provide enhanced feedback as to various environmental conditions and operating conditions such that a more accurate assessment of fuel economy information can be provided to the driver. | 11-08-2012 |
20120264196 | Thixotropic gel for vadose zone remediation - A thixotropic gel suitable for use in subsurface bioremediation is provided along with a process of using the gel. The thixotropic gel provides a non-migrating injectable substrate that can provide below ground barrier properties. In addition, the gel components provide for a favorable environment in which certain contaminants are preferentially sequestered in the gel and subsequently remediated by either indigenous or introduced microorganisms. | 10-18-2012 |
20120201892 | POROUS-WALL HOLLOW GLASS MICROSPHERES AS CARRIERS FOR BIOMOLECULES - The present invention includes compositions of porous-wall hollow glass microspheres and one or more biomolecules, wherein the one or more biomolecules are positioned within a void location within the hollow glass microsphere, and the use of such compositions for the diagnostic and/or therapeutic delivery of biomolecules. | 08-09-2012 |
20120141363 | Novel Methods for Synthesizing Alane without the Formation of Adducts and Free of Halides - A process is provided to synthesize an alane without the formation of alane adducts as a precursor. The resulting product is a crystallized a-alane and is a highly stable product and is free of halides. | 06-07-2012 |
20120122014 | NANOCRYSTALLINE CERIUM OXIDE MATERIALS FOR SOLID FUEL CELL SYSTEMS - Disclosed are solid fuel cells, including solid oxide fuel cells and PEM fuel cells that include nanocrystalline cerium oxide materials as a component of the fuel cells. A solid oxide fuel cell can include nanocrystalline cerium oxide as a cathode component and microcrystalline cerium oxide as an electrolyte component, which can prevent mechanical failure and interdiffusion common in other fuel cells. A solid oxide fuel cell can also include nanocrystalline cerium oxide in the anode. A PEM fuel cell can include cerium oxide as a catalyst support in the cathode and optionally also in the anode. | 05-17-2012 |
20110253326 | Separation of Lignin From Lignocellulosic Materials - A method is described for separating lignin from liquid solutions resulting from the pretreatment of lignocellulosic materials such as switchgrass with ammonium hydroxide. The method involves a sequence of steps including acidification, evaporation, and precipitation or centrifugation that are performed under defined conditions, and results in a relatively pure, solid lignin product. The method is tested on ammonium hydroxide solutions containing lignin extracted from switchgrass. Experimental results show that the method is capable of recovering between 66-95% of dissolved lignin as a precipitated solid. | 10-20-2011 |
20100319586 | Carbon dioxide capture from a cement manufacturing process - A process of manufacturing cement clinker is provided in which a clean supply of CO | 12-23-2010 |
20100307754 | Aerosol injection into vadose zone - An apparatus and process for delivering aerosol-based amendments into a subsurface region is provided. The apparatus used to form the aerosol has an ability to restrict the aerosol particle size to a preferred particle size range such that undesired particle sizes are not introduced. By maintaining a proper ratio of aerosol particle size to subsurface pore size, the efficiency of an aerosol introduction can be enhanced. | 12-09-2010 |
20100282004 | DISSOLUTION ACTUATED SAMPLE CONTAINER - A sample collection vial and process of using a vial is provided. The sample collection vial has an opening secured by a dissolvable plug. When dissolved, liquids may enter into the interior of the collection vial passing along one or more edges of a dissolvable blocking member. As the blocking member is dissolved, a spring actuated closure is directed towards the opening of the vial which, when engaged, secures the vial contents against loss or contamination. | 11-11-2010 |
20100279003 | Free standing nanostructured metal and metal oxide anodes for lithium-ion rechargeable batteries - The nanoscale architecture of anode materials and the process for forming an anode for a lithium ion battery is provided along with an apparatus. The anodes comprise aligned nanorods of metals which are formed on metallic substrates. When used as the anodes in a lithium-ion battery, the resulting battery demonstrates higher energy storage capacity and has greater capability to accommodate the volume expansion and contraction during repeated charging and discharging. | 11-04-2010 |
20100170674 | Injection well storage of carbon dioxide - A process and apparatus of separating CO | 07-08-2010 |
20100123084 | Betavoltaic radiation detector - A detector for beta particles emitted from a radioisotope is provided by applying a reverse bias to a betavoltaic cell having a 4H silicon carbide semiconductor and using an outer exposure surface of the p-type layer of the semiconductor as the surface for receiving radiation. | 05-20-2010 |
20100090162 | DESTABILIZED AND CATALYZED BOROHYDRIDE FOR REVERSIBLE HYDROGEN STORAGE - A process of forming a hydrogen storage material, including the steps of: providing a borohydride material of the formula: M(BH | 04-15-2010 |
20100064726 | APPARATUS AND PROCESS TO ENHANCE THE UNIFORM FORMATION OF HOLLOW GLASS MICROSPHERES - A process and apparatus is provided for enhancing the formation of a uniform population of hollow glass microspheres. A burner head is used which directs incoming glass particles away from the cooler perimeter of the flame cone of the gas burner and distributes the glass particles in a uniform manner throughout the more evenly heated portions of the flame zone. As a result, as the glass particles are softened and expand by a released nucleating gas so as to form a hollow glass microsphere, the resulting hollow glass microspheres have a more uniform size and property distribution as a result of experiencing a more homogenous heat treatment process. | 03-18-2010 |
20100062517 | In situ production of microbial pigments for metal and actinide immobilization - A method is provided which uses existing populations of soil bacteria to produce quantities of melanin and pyomelanin and related pigments which will chemically reduce and chelate metals and sorb to various soil minerals to help immobilize such metals within a subsurface environment. Tyrosene and phenylalanine may be used to generate enhanced levels of melanin. | 03-11-2010 |
20100019915 | Industrial universal electrometer - An electrometer for use in measuring current is provided. The electrometer includes an enclosure capable of containing various components of the electrometer. A pre-amplifier is present and is one of the components of the electrometer. The pre-amplifier is contained by the enclosure. The pre-amplifier has a pre-amplifier enclosure that contains the pre-amplifier and provides radio frequency shielding and magnetic shielding to the pre-amplifier. | 01-28-2010 |
20090261973 | Door latching recognition apparatus and process - An acoustic door latch detector is provided in which a sound recognition sensor is integrated into a door or door lock mechanism. The programmable sound recognition sensor can be trained to recognize the acoustic signature of the door and door lock mechanism being properly engaged and secured. The acoustic sensor will signal a first indicator indicating that proper closure was detected or sound an alarm condition if the proper acoustic signature is not detected within a predetermined time interval. | 10-22-2009 |
20090212054 | Container lid gasket protective strip for double door transfer system - An apparatus and a process for forming a protective barrier seal along a “ring of concern” of a transfer container used with double door systems is provided. A protective substrate is supplied between a “ring of concern” and a safety cover in which an adhesive layer of the substrate engages the “ring of concern”. A compressive foam strip along an opposite side of the substrate engages a safety cover such that a compressive force is maintained between the “ring of concern” and the adhesive layer of the substrate. | 08-27-2009 |