| Patent application number | Description | Published |
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| 20090081093 | METHODS AND DEVICES FOR REDUCING HAZARDOUS AIR POLLUTANTS - The disclosure provides methods and systems for sequestering and/or reducing sulfur oxides, nitrogen oxides and/or carbon dioxide present in industrial effluent fluid streams. A solid particulate material comprising a slag component, a binder component (distinct from the slag component), and optionally water is formed and then contacted with the effluent fluid stream to reduce at least one of the sulfur oxides, nitrogen oxides, and/or carbon dioxide. The contacting of the effluent stream may occur in a packed bed reactor with the solid dry particulate material. Methods of reducing pollutants from exhaust generated by combustion sources, lime and/or cement kilns, iron and/or steel furnaces, and the like are provided. | 03-26-2009 |
| 20090117019 | REDUCING MERCURY EMISSIONS FROM THE BURNING OF COAL - Processes and compositions are provided for decreasing emissions of mercury upon combustion of fuels such as coal. Various sorbent compositions are provided that contain components that reduce the level of mercury and/or sulfur emitted into the atmosphere upon burning of coal. In various embodiments, the sorbent compositions are added directly to the fuel before combustion; are added partially to the fuel before combustion and partially into the flue gas post combustion zone; or are added completely into the flue gas post combustion zone. In preferred embodiments, the sorbent compositions comprise a source of halogen and preferably a source of calcium. Among the halogens, iodine and bromine are preferred. In various embodiments, inorganic bromides make up a part of the sorbent compositions. | 05-07-2009 |
| 20100068109 | Carbon Dioxide Sequestration Materials and Processes - The disclosure provides methods and systems for sequestering and/or reducing carbon dioxide present in an industrial effluent fluid stream containing carbon dioxide. A scrubbing material comprising a first component, a second component (distinct from the first component), and preferably water, is contacted with the effluent fluid stream. The first component comprises a source of calcium oxide and a source of alkali metal ions. The second component comprises a slag having one or more reactive silicate compounds. Methods of reducing carbon dioxide from exhaust generated by combustion sources, lime and/or cement kilns, iron and/or steel furnaces, and the like are provided. Carbon dioxide emission abatement systems are also disclosed. Methods of recycling industrial byproducts are further provided. | 03-18-2010 |
| 20100251938 | REDUCING MERCURY EMISSIONS FROM THE BURNING OF COAL - Sorbent components containing calcium, alumina, and silica are used in combination during coal combustion to produce environmental benefits. Sorbents are added to the coal ahead of combustion and/or are added into the flame or downstream of the flame, preferably at minimum temperatures to assure complete formation of the refractory structures that result in various advantages of the methods. When used together, the components
| 10-07-2010 |
| 20110135548 | CARBON DIOXIDE SEQUESTRATION MATERIALS AND PROCESSES - The disclosure provides methods and systems for sequestering and/or reducing carbon dioxide present in an industrial effluent fluid stream containing carbon dioxide. A scrubbing material comprising a first component, a second component (distinct from the first component), and preferably water, is contacted with the effluent fluid stream. The first component comprises a source of calcium oxide and a source of alkali metal ions. The second component comprises a slag having one or more reactive silicate compounds. Methods of reducing carbon dioxide from exhaust generated by combustion sources, lime and/or cement kilns, iron and/or steel furnaces, and the like are provided. Carbon dioxide emission abatement systems are also disclosed. Methods of recycling industrial byproducts are further provided. | 06-09-2011 |
| 20110203499 | Reducing Mercury Emissions From The Burning Of Coal - Sorbent components containing halogen, calcium, alumina, and silica are used in combination during coal combustion to produce environmental benefits. Sorbents such as calcium bromide are added to the coal ahead of combustion and other components are added into the flame or downstream of the flame, preferably at minimum temperatures to assure complete formation of the refractory structures that result in various advantages of the methods. When used together, the components
| 08-25-2011 |
| 20110256029 | METHODS AND DEVICES FOR REDUCING HAZARDOUS AIR POLLUTANTS - The disclosure provides methods and systems for sequestering and/or reducing sulfur oxides, nitrogen oxides and/or carbon dioxide present in industrial effluent fluid streams. A solid particulate material comprising a slag component, a binder component (distinct from the slag component), and optionally water is formed and then contacted with the effluent fluid stream to reduce at least one of the sulfur oxides, nitrogen oxides, and/or carbon dioxide. The contacting of the effluent stream may occur in a packed bed reactor with the solid dry particulate material. Methods of reducing pollutants from exhaust generated by combustion sources, lime and/or cement kilns, iron and/or steel furnaces, and the like are provided. | 10-20-2011 |
| 20110281222 | SORBENTS FOR COAL COMBUSTION - Sorbent compositions containing halogen and calcium are added to coal to mitigate the release of sulfur and/or other harmful elements, including mercury, into the environment during combustion of coal containing natural levels of mercury. | 11-17-2011 |
| 20120121488 | CARBON DIOXIDE SEQUESTRATION MATERIALS AND PROCESSES - The disclosure provides methods and systems for sequestering and/or reducing carbon dioxide present in an industrial effluent fluid stream containing carbon dioxide. A scrubbing material comprising a first component, a second component (distinct from the first component), and preferably water, is contacted with the effluent fluid stream. The first component comprises a source of calcium oxide and a source of alkali metal ions. The second component comprises a slag having one or more reactive silicate compounds. Methods of reducing carbon dioxide from exhaust generated by combustion sources, lime and/or cement kilns, iron and/or steel furnaces, and the like are provided. Carbon dioxide emission abatement systems are also disclosed. Methods of recycling industrial byproducts are further provided. | 05-17-2012 |
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| 20080286703 | Reducing Sulfur Gas Emissions Resulting from the Burning of Carbonaceous Fuels - A process for burning coal or other carbonaceous fuels captures sulfur and other undesirable compounds are captured and retained in non-reactive ceramic-like form after the combustion phase. The process involves addition of multiple element alkali powders and/or sorbents preferably containing oxidizing anions such as nitrates and nitrites, preferably based on calcium. In various embodiments, the remediation materials when applied in a complex powder and/or liquid containing multiple elements, result in higher sulfur capture than the materials would otherwise achieve on an individual basis. In a preferred embodiment, the sorbents contain elements that minimize or lower the melting point of the ash. This leads to lowered cohesiveness and toughness of the ash so that less ash builds up on the boiler and better heat transfer is obtained. | 11-20-2008 |
| 20100139482 | REDUCING MERCURY EMISSIONS FROM THE BURNING OF COAL - Calcium bromide is a component of sorbent compositions that can be added on to coal to reduce the amount of sulfur gases released into the atmosphere from a coal burning facility. The sorbent components are added onto coal before the coal is added into the furnace and combusted. The fuel being burned is any fuel that contains sulfur, such as lignite, bituminous, and anthracite coal. The sorbent can contain other components such as silica, alumina, cement kiln dust, lime kiln dust, Portland cement, and aluminosilicate clay. Sulfur emissions are monitored during combustion of the fuel, and the rate of sorbent addition can be changed or a adjusted based on the monitored sulfur levels. | 06-10-2010 |
| 20100323308 | SORBENTS FOR COAL COMBUSTION - Sorbent compositions containing halogen and calcium are added to coal to mitigate the release of sulfur and/or other harmful elements, including mercury, into the environment during combustion of coal containing natural levels of mercury. | 12-23-2010 |
| 20120100490 | SORBENTS FOR COAL COMBUSTION - Sorbent compositions containing halogen and calcium are added to coal to mitigate the release of sulfur and/or other harmful elements, including mercury, into the environment during combustion of coal containing natural levels of mercury. | 04-26-2012 |
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| 20100002475 | LOW VOLTAGE RIDE THROUGH - A system for connecting a wind turbine generator to a utility power network includes a first power converter that converts an AC signal from the wind turbine generator to a DC signal and supplies a controlled amount of reactive current to the wind turbine generator. The system also includes a second power converter, connected in series with the first converter, which converts the DC signal from the first power converter to a line-side AC signal and supplies a controlled amount of current to the utility power network. A power dissipation element is coupled to the first and second power converters for dissipating power from the first power converter. | 01-07-2010 |
| 20100019776 | METHOD FOR ANALYZING SUPERCONDUCTING WIRE - The present disclosure relates to a system and method for analyzing a superconducting wire. A method in accordance with at least one embodiment described herein may include performing a voltage/current (VI) test for each of a plurality of portions of superconducting wire. The VI test may include determining a plurality of VI data points for each of the plurality of portions of superconducting wire at a first VI datapoint of about (Ic (critical current), Ec (critical electric field)) and at a second VI datapoint of about (Ix, Ex). Ex may be at least 10 times Ec and Ix may be approximately equal to the current resulting at that voltage drop. The method may further include analyzing the plurality of VI data points for each portion of superconducting wire to determine if one or more of the portions of superconducting wire are defective. Of course, numerous other embodiments are also within the scope of the present disclosure. | 01-28-2010 |
| 20100149707 | Parallel Connected HTS Utility Device and Method of Using Same - A method of controlling fault currents within a utility power grid is provided. The method may include coupling a superconducting electrical path between a first and a second node within the utility power grid and coupling a non-superconducting electrical path between the first and second nodes within the utility power grid. The superconducting electrical path and the non-superconducting electrical path may be electrically connected in parallel. The superconducting electrical path may have a lower series impedance, when operated below a critical current level, than the non-superconducting electrical path. The superconducting electrical path may have a higher series impedance, when operated at or above the critical current level, than the non-superconductor electrical path. | 06-17-2010 |
| 20100275966 | REDUCING PHOTOVOLTAIC ARRAY VOLTAGE DURING INVERTER RE-ENABLEMENT - An apparatus for harvesting solar power includes a photovoltaic array for generating a DC voltage; a discharge circuit for causing the DC voltage to decay from a first value to a second value; and an inverter circuit for transforming an output voltage from the discharge circuit into an AC voltage. | 11-04-2010 |
| 20100277002 | POWER CONVERSION SYSTEMS - In a general aspect, a power conversion system includes a power converter, a transformer, and a voltage adjustment device. The power converter is configured to receive a variable DC power generated by a power generation device and to convert the received DC power to AC power at a first voltage. The transformer is configured to receive the AC power from the power converter and to deliver AC power at a second voltage to a utility power network. The voltage adjustment device is configured to adjust the first voltage to a target value determined on the basis of a voltage of the DC power. | 11-04-2010 |
| 20110132631 | FAULT CURRENT LIMITING HTS CABLE AND METHOD OF CONFIGURING SAME - A cryogenically-cooled HTS cable is configured to be included within a utility power grid having a maximum fault current that would occur in the absence of the cryogenically-cooled HTS cable. The cryogenically-cooled HTS cable includes a continuous liquid cryogen coolant path for circulating a liquid cryogen. A continuously flexible arrangement of HTS wires has an impedance characteristic that attenuates the maximum fault current by at least 10%. The continuously flexible arrangement of HTS wires is configured to allow the cryogenically-cooled HTS cable to operate, during the occurrence of a maximum fault condition, with a maximum temperature rise within the HTS wires that is low enough to prevent the formation of gas bubbles within the liquid cryogen. | 06-09-2011 |
| 20110134609 | POWER ELECTRONIC ASSEMBLY WITH SLOTTED HEATSINK - A power electronic assembly includes a pair of thermally and electrically conductive plates, and semiconductor switching elements positioned between contact surfaces of the pair of conductive plates. A first of the semiconductor switching elements is positioned at a first region of the conductive plates, and a second of the semiconductor switching elements positioned at a second region of the conductive plates. At least one of the conductive plates includes an aperture positioned between the first region and the second region of the conductive plates, such that in a compressed state, a contact surface of the conductive plate associated with the first region is substantially parallel to and offset from that of the second region in a direction parallel to the direction of compression. | 06-09-2011 |
| 20120033468 | POWER CONVERSION SYSTEMS - In a general aspect, a power conversion system includes a power converter, a transformer, and a voltage adjustment device. The power converter is configured to receive a variable DC power generated by a power generation device and to convert the received DC power to AC power at a first voltage. The transformer is configured to receive the AC power from the power converter and to deliver AC power at a second voltage to a utility power network. The voltage adjustment device is configured to adjust the first voltage to a target value determined on the basis of a voltage of the DC power. | 02-09-2012 |
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| 20110154229 | MOSAIC IDENTITY - Techniques are disclosed herein for adapting user interaction with resources to facets of the user's identity. A user has multiple facets of their identity such as parent, employee, gamer and coach. The active facet of the user's identity may impact how the user interacts with resources when using their electronic devices. For example, the computing resources to which a user has access may be influenced by whether the user is acting as a parent or employee. A system is provided that adapts how the user interacts with resources available to a user based on one or more facets of the user's identity that are active at the particular time. The system may tailor search results to the active facet of the user's identity, provide product recommendations that are specific to the active facet the user's identity, etc. | 06-23-2011 |
| 20120095976 | FOLLOWING ONLINE SOCIAL BEHAVIOR TO ENHANCE SEARCH EXPERIENCE - Systems and methods are disclosed for customizing a user's experience with an application such as a search engine application. The user's experience is customized based on inferring a mood and/or interests of the user at least in part from an analysis of the user's posts on one or more social media sites. The search engine application is configured to include a user-following engine which follows a user's activities on social media websites. By tracking a user's posts and other activity on social media websites, and possibly those of his or her friends, the user-following engine is able to draw inferences about a user, including for example the user's emotional state, current trending interests, future plans, likes/dislikes and aspirations. The user-following engine may then customize the user's search experience based on these drawn inferences. | 04-19-2012 |
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| 20080203137 | SUBSTRATE BONDING METHODS AND SYSTEM INCLUDING MONITORING - Bonding methods and a bonding system including monitoring are disclosed. In one embodiment, a method of monitoring bonding a first and second substrate includes: providing a plurality of piezoelectric sensors to a substrate mounting stage of a substrate bonding system; and monitoring a force change measured by the plurality of piezoelectric sensors induced by a bond front between the first and second substrate during bonding. This method allows real time monitoring of the bonding quality and adjustment of the bonding process parameters. | 08-28-2008 |
| 20080206977 | METHODS OF FORMING WIRING TO TRANSISTOR AND RELATED TRANSISTOR - Methods of wiring to a transistor and a related transistor are disclosed. In one embodiment, the method includes a method of forming wiring to a transistor, the method comprising: forming a transistor on a semiconductor-on-insulator (SOI) substrate using masks that are mirror images of an intended layout, the forming including forming a gate and a source/drain region for each and a channel, the SOI substrate including a semiconductor-on-insulator (SOI) layer, a buried insulator layer and a silicon substrate; forming a dielectric layer over the transistor; bonding the dielectric layer to another substrate; removing the silicon substrate from the SOI substrate to the buried insulator layer; forming a contact to each of the source/drain region and the gate from a channel side of the gate; and forming at least one wiring to the contacts on the channel side of the gate. | 08-28-2008 |
| 20080217782 | METHOD FOR PREPARING 2-DIMENSIONAL SEMICONDUCTOR DEVICES FOR INTEGRATION IN A THIRD DIMENSION - A method which is intended to facilitate and/or simplify the process of fabricating interlayer vias by selective modification of the FEOL film stack on a transfer wafer is provided. Specifically, the present invention provides a method in which two dimensional devices are prepared for subsequent integration in a third dimension at the transition between normal FEOL processes by using an existing interlayer contact mask to define regions in which layers of undesirable dielectrics and metal are selectively removed and refilled with a middle-of-the-line (MOL) compatible dielectric film. As presented, the inventive method is compatible with standard FEOL/MOL integration schemes, and it guarantees a homogeneous dielectric film stack specifically in areas where interlayer contacts are to be formed, thus allowing the option of a straightforward integration path, if desired. | 09-11-2008 |
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| 20080317700 | Synthesis and biological activity of photopolymerizable derivatives of glyphosate - The present invention holds forth improvements in the field of herbicide synthesis, their application, and methods of plant and weed control and antifouling. The present invention includes the synthesis of new acrylate and methacrylate derivatives of a glyphosate. Two isomers resulting from a hindered rotation around the amide CN bond are observed for both acrylic and methacrylic analogs and barriers for internal rotation are obtained. Biological activity tests indicate that functionalized glyphosates possess herbicidal activity similar to the parent compound. | 12-25-2008 |
| 20100173082 | REMOTE CURING OF POLYMER COATING BY GASEOUS, VAPOROUS OR AEROSOL INITIATING AGENT - The present invention is a method and apparatus for remote curing of resin-coated surfaces and articles by means of a vaporous curing agent. The method of the present invention includes the steps: (a) providing a surface of the substrate with a layer of a coating precursor comprising a curable material and a stabilized curing agent that is adapted to react with a gaseous, vaporous or aerosol initiating agent to activate the stabilized curing agent so as to cause the curable material to undergo a curing reaction; (b) subjecting the coating precursor to the gaseous, vaporous or aerosol initiating agent for sufficient time to initiate the curing reaction, and allowing the coating precursor to form a cured coating on the substrate. Another variation of the method of the present invention involves the reversal of the positions of the active compounds utilizing the interaction between the gaseous, vaporous or aerosol curing agent and coating precursor comprising a curable material and initiating agent. | 07-08-2010 |
| 20110250545 | COMPOSITION, PROCESS OF PREPARATION AND METHOD OF APPLICATION AND EXPOSURE FOR LIGHT IMAGING PAPER - The present invention provides dual energy imaging compositions, processes for forming dual energy imaging compositions, methods for forming images using dual energy imaging compositions and substrate (e.g., paper web) treated (e.g., coated) on one or both sides with a dual energy imaging composition. Also provided is a particulate comprising a matrix of polymer material and containing one or more image-forming agents and a photo-oxidizing agent useful in making dual energy imaging compositions. | 10-13-2011 |
| 20120003592 | IMAGING PARTICULATES, PAPER AND PROCESS, AND IMAGING OF PAPER USING DUAL WAVELENGTH LIGHT - The present invention provides dual wavelength imaging compositions, processes for forming dual wavelength imaging compositions, methods for forming images using dual wavelength imaging compositions and substrate (e.g., paper web) treated (e.g., coated) on one or both sides with dual wavelength imaging compositions. Also provided is a dual wavelength imaging particulate comprising a matrix of polymer material and containing: one or more image-forming agents; a photo-oxidizing agent which is activated at a first wavelength of light to cause the one or more image-forming agents to form one or more images; and a reducing agent which is activated at a second wavelength of light to cause termination of the formation of the one or more images. | 01-05-2012 |
| 20120103787 | Photochemical Method For Producing Hydrocarbons - The present invention relates to a method of using radiation and (in one embodiment) solar energy and UV radiation to convert natural products, for example derivatives of vegetable oils, to lower molecular weight hydrocarbons. The invention further relates to a process whereby these hydrocarbons can be converted to vinyl monomers and used in the formation of plastics, solvents, fuels and the like. | 05-03-2012 |
