Patent application number | Description | Published |
20100320072 | PROCESSING OF CHLOROSILANE FLOWS CONTAINING BORON - The invention relates to a method for yielding boron-depleted chlorosilanes from a chlorosilane mixture containing boron by means of separation by distillation of a boron-enriched distillation flow. The invention further relate to a device for yielding boron-depleted chlorosilanes from a chlorosilane mixture containing boron. | 12-23-2010 |
20110150739 | METHOD FOR REMOVING BORON-CONTAINING IMPURITIES FROM HALOGEN SILANES AND APPARATUS FOR PERFORMING SAID METHOD - The invention relates to a method for reducing the content of boron-containing compounds in compositions I comprising at least one silicon halide, especially of chlorosilanes of the type HnSiCI4-n with n being equal to 0, 1, 2 or 3, by introducing a small amount of moisture into the composition I in a first step and separating the hydrolyzed boron- and/or silicon-containing compounds in a second step in such a way that a pre-purified composition II having a reduced boron content is obtained, wherein, in particular, the first and second steps can be run in at least one or more cycles. Also claimed is an apparatus for performing the method and an overall system into which this apparatus is integrated. | 06-23-2011 |
20130078176 | FLOW TUBE REACTOR FOR CONVERSION OF SILICON TETRACHLORIDE TO TRICHLOROSILANE - The invention relates to a method for converting silicon tetrachloride having hydrogen to trichlorosilane in a hydrodechlorination reactor, wherein the hydrodechlorination reactor is operated under pressure and comprises one or more reactor tubes which are made of a ceramic material. The invention further relates to the use of such a hydrodechlorination reactor as an integral component of a system for producing trichlorosilane from metallurgical silicon. | 03-28-2013 |
20130095026 | CLOSED LOOP PROCESS FOR PREPARING TRICHLOROSILANE FROM METALLURGICAL SILICON - The present invention relates to a multistage process for preparing trichlorosilane and silicon tetrachloride from metallurgical silicon, in which trichlorosilane and silicon tetrachloride are prepared from metallurgical silicon in a first step, and the silicon tetrachloride is processed further to the trichlorosilane end product in a second step. The present invention further relates to a plant in which such processes can be performed in an integrated manner. | 04-18-2013 |
20130099164 | USE OF A PRESSURIZED CERAMIC HEAT EXCHANGER AS AN INTEGRAL PART OF A PLANT FOR CONVERTING SILICON TETRACHLORIDE TO TRICHLOROSILANE - The invention relates to the use of a ceramic heat exchanger as an integral part of a process for catalytic dehalogenation of silicon tetrachloride to trichlorosilane in the presence of hydrogen, wherein the product gas and the reactant gases are conducted as pressurized streams through the heat exchanger, and the heat exchanger comprises heat exchanger elements made from ceramic material. | 04-25-2013 |
20130216464 | CATALYTIC SYSTEMS FOR CONTINUOUS CONVERSION OF SILICON TETRACHLORIDE TO TRICHLOROSILANE - The invention relates to an improved method for converting silicon tetrachloride having hydrogen in a hydrodechlorination reactor comprising a catalyst. The invention further relates to a catalytic system for such a hydrodechlorination reactor. | 08-22-2013 |
20130224098 | USE OF A REACTOR WITH INTEGRATED HEAT EXCHANGER IN A PROCESS FOR HYDRODECHLORINATING SILICON TETRACHLORIDE - The invention relates to a method for converting silicon tetrachloride by means of hydrogen to form trichlorosilane in a modified hydrodechlorination reactor. The invention further relates to a the use of such a modified hydrodechlorination reactor as an integrated component of a system for producing trichlorosilane from metallurgical silicon. | 08-29-2013 |
20140050648 | PREPARATION OF CHLOROSILANES FROM VERY FINELY DIVIDED ULTRA-PURE SILICON - The invention provides a process and apparatus for preparing chlorosilane from the reaction of very finely divided ultra-pure silicon with hydrogen chloride, the very finely divided ultra-pure silicon being fed into a solid bed of metallurgical silicon, the feed line for ultra-pure silicon and the fixed bed having a certain minimum temperature. | 02-20-2014 |
20140086815 | USE OF SILICON CARBIDE TUBES WITH A FLANGED OR FLARED END - The invention relates to the use of a ceramic tube composed of silicon carbide variants in processes for converting chlorosilanes, wherein the tube has a flange or a flare at one end and is closed at the other end. | 03-27-2014 |
20140086816 | USE OF BURNERS WITH A JET TUBE IN REACTORS FOR CONVERSION OF CHLOROSILANES - The invention provides for the use of a particular burner design to heat reactors for conversion of chlorosilanes, wherein the burner has a jet tube and the jet tube surrounds the flame and the flame tube in a gastight manner, as a result of which the combustion air, the gaseous and/or liquid fuels, and also the flue gases cannot get into the reaction furnace space. The advantage is the complete separation of the flue gas from the actual interior of the reaction furnace, which prevents critical interactions between flue gas moisture and chlorosilanes in the case of fracture of the arrangement accommodating the chlorosilanes. This in turn makes it possible to use gaseous or liquid fuels to heat such a reaction furnace. Excessive local input of heat as a result of direct flame contact is prevented; the heat input is homogenized. | 03-27-2014 |
20140178283 | HYDROGENATION OF ORGANOCHLOROSILANES AND SILICON TETRACHLORIDE - The invention relates to a process for preparing trichlorosilane, characterized in that hydrogen and at least one organic chlorosilane are reacted in a reactor which is operated under superatmospheric pressure and comprises one or more reactor tubes which consist of a gastight ceramic material. | 06-26-2014 |
20140212352 | INTEGRATED PROCESS FOR CONVERSION OF STC-CONTAINING AND OCS-CONTAINING SIDESTREAMS INTO HYDROGEN-CONTAINING CHLOROSILANES - The invention relates to a process for producing a product gas mixture containing hydrogen-containing chlorosilanes within an integrated process by hydrogenating integrated process by-product silicon tetrachloride and organochlorosilane, more particularly methyltrichlorosilane, with hydrogen in a pressurized hydrogenation reactor comprising one or more reaction spaces each consisting of a reactor tube of gastight ceramic material, wherein the product gas mixture is worked up and at least a portion of at least one product of the product gas mixture is used as starting material for the hydrogenation or as starting material for some other process within the integrated process. The invention further relates to an integrated system useful for practising the integrated process. | 07-31-2014 |
20140286848 | Reactor Design for Reacting Organochlorosilanes and Silicon Tetrachloride to Obtain Hydrogen-Containing Chlorosilanes - The invention relates to a process for producing hydrogen-containing chlorosilanes by reducing Si-based deposits of solid material during the operation of a pressurised reactor comprising one or more reaction spaces, wherein at least one organochlorosilane is reacted with hydrogen in at least one of these reaction spaces for at least some of the time, characterized in that at least one of the optionally two or more reaction spaces in which this reaction takes place is supplied with additional HCl for at least some of the time. The additional HCl is preferably produced by hydrodehalogenation of silicon tetrachloride with hydrogen in at least one of the optionally two or more reaction spaces of the reactor. | 09-25-2014 |
Patent application number | Description | Published |
20110255607 | DOCKING STATION - Docking station for a modular device for digital multimedia reception, in particular for digital television reception, for the detachable coupling of a device for decoding digital multimedia signals, wherein the docking station comprises a back end interface | 10-20-2011 |
20110292294 | MODULAR DIGITAL TELEVISION DECODER - The present invention relates to a modular device for receiving digital television signals, as well as to a modular device for decoding digital television signals, wherein corresponding interfaces are provided to couple the modular device for data and power transfer. | 12-01-2011 |
20150040163 | GRAPHICAL USER INTERFACE FOR TELEVISION APPLICATIONS - Graphical user interface for displaying a menu structure | 02-05-2015 |
20150106851 | CONTROLLING A GRAPHICAL USER INTERFACE - Controlling device, multimedia device, and corresponding method for controlling a graphical user interface, comprising a receiving unit for receiving a user's intention for navigating through a three-dimensional menu structure, a computing unit for computing a menu structure seen from a point of view of the user onto a target menu bullet and a display interface unit being adapted for outputting a computational result of the illustration of the menu structure. | 04-16-2015 |
Patent application number | Description | Published |
20120078048 | ENDOSCOPE WITH VARIABLE DIRECTION OF VIEW - Provided is an endoscope with a handle, an endoscope shaft connected to the handle, and imaging optics arranged in the endoscope shaft. An object can be located in the direction of view of the imaging optics in front of the endoscope shaft. The endoscope may also include a swivellably housed deflecting element that sets the desired direction of view. The deflecting element can be positioned at the distal end of the endoscope shaft facing away from the handle. An actuating element can be attached to the handle, which is mechanically connected to the deflecting element, and with which the swivel position of the deflecting element can be changed in order to set a desired direction of view. | 03-29-2012 |
20120078049 | ENDOSCOPE WITH VARIABLE DIRECTION OF VIEW - Provided is an endoscope with a handle, an endoscope shaft connected to the handle, and imaging optics arranged in the endoscope shaft. An object can be located in the direction of view of the imaging optics in front of the endoscope shaft. The endoscope may also include a swivellably housed deflecting element that sets the desired direction of view. The deflecting element can be positioned at the distal end of the endoscope shaft facing away from the handle. An actuating element can be attached to the handle, which is mechanically connected to the deflecting element, and with which the swivel position of the deflecting element can be changed in order to set a desired direction of view. | 03-29-2012 |
20130205936 | ARTHROSCOPE ROTATION MECHANISMS AND METHODS OF ENDOSCOPIC ROTATION - A rotation mechanism (rotating device) that can be easily accessed by the surgeon's finger to rotate an endoscope or similar instrument. The rotation mechanism is a device/component with a “starfish” configuration, which can be attached to the endoscope/arthroscope just distal to the eyepiece (or to an alternate attachment to a camera). The starfish component has a plurality of projections that extend radially from the endoscope axis, and beyond the diameter of the mechanism on the camera head that grasps the arthroscope eyecup. The projections can be easily accessed by the surgeon's finger to rotate the endoscope. | 08-15-2013 |
20130345637 | TROCAR DEVICE - A trocar device includes a main part that has a first and a second end. A shaft tube is connected to the second end of the main part. A through-opening for receiving an instrument extends from the first end of the main part to the end of the shaft tube that faces away from the main part. A sealing unit is disposed in the main part and has an elastic sealing element having a hollow-cylindrical wall, which divides the through-opening into a first region that runs from the sealing unit as far as the first end of the main body, and into a second region that runs from the sealing unit as far as the end of the shaft tube that faces away from the main part. When the instrument has been properly inserted in the through-opening, the seaing element seals off the two regions from each other. | 12-26-2013 |
Patent application number | Description | Published |
20120182016 | SENSOR DEVICE AND METHOD FOR THE GEOELECTRICAL PROSPECTING OF RAW MINERAL DEPOSITS - A sensor device and a method for the geoelectrical prospecting of the location, the (stratographic) arrangement, and the course of raw mineral deposits and of the adjoining rock delimiting these deposits, particularly in the continuous working of the mineral deposits, having a sensor head whose front surface forms the sensor measuring surface, and at least one electrode. The sensor head can make contact with a ground surface, and a central electrode and a plurality of outer electrodes distributed geometrically uniformly around the central electrode are arranged on the sensor measuring surface, the central electrode and the outer electrodes being electrically conductive and electrically separated from one another. | 07-19-2012 |
20120319453 | METHOD FOR DETERMINING THE POSITION OR LOCATION OF PLANT COMPONENTS IN MINING EXTRACTING PLANTS AND EXTRACTING PLANT - A method and system for determining the position and/or location of plant components of a mining extracting plant, which includes at least one face conveyor, a shield-type support system having a plurality of shield-type support frames and an extracting machine, the position/location of at least one plant component is determined by an evaluation system including a detection unit. To determine the location/position of at least one plant component even in the case of a dynamic mineral mining process, the detection unit includes an image sensor, by way of which at least four object points, which are at a predetermined spacing to each other and are detectable within the optical wavelength range, of at least one measuring object associated with one of the plant components, are detected and the position/location of the plant component can be determined from the projection of the object points detected by the image sensor. | 12-20-2012 |