| SGL CARBON SE Patent applications |
| Patent application number | Title | Published |
|---|
| 20120125590 | TEMPERATURE CONTROL MEDIUM AND TEMPERATURE CONTROL METHOD - A temperature control medium is formed of a liquid and solid particles, the solid particles containing carbon particles. The amount of carbon in the temperature control medium is preferably less than 20% by weight. The carbon particles may contain synthetic graphite, natural graphite, soot, carbon fibers, graphite fibers or expanded graphite or a mixture of at least two of these elements. | 05-24-2012 |
| 20120085639 | CATHODE BOTTOM, METHOD FOR PRODUCING A CATHODE BOTTOM, AND USE OF THE SAME IN AN ELECTROLYTIC CELL FOR PRODUCING ALUMINUM - A cathode bottom for an electrolytic cell for producing aluminum, includes a material which can be disposed on at least one cathode block. The material includes a pre-compressed plate based on expanded graphite. A method for producing a cathode bottom includes providing at least one cathode block and placing a material, including at least one pre-compressed plate based on expanded graphite, on at least one surface of the at least one cathode block. The cathode bottom is used in an electrolytic cell for producing aluminum. | 04-12-2012 |
| 20120034473 | METHOD FOR PRODUCING A CONNECTION OF GRAPHITE AND CARRIER METAL AND COMPOSITION ELEMENT - A method produces a connection between a carrier metal layer and a graphite layer. Accordingly, the method includes providing a carrier metal layer; providing a graphite layer to be connected to the carrier metal layer; arranging a bonding layer having at least one metal between the carrier metal layer and the graphite layer; and connecting the carrier metal layer to the graphite layer. The connection includes a diffusion step wherein the metal is stimulated to penetrate at least partially into the graphite layer and/or the carrier metal layer, wherein the metal substantially remains in a solid phase. | 02-09-2012 |
| 20110293881 | METHOD FOR PRODUCING LAID FIBRE FABRICS, AND LAID FIBRE FABRICS AND THEIR USE - The invention relates to a method for producing a fibre layer with a longitudinal direction, wherein the method is based on the fact that fibre bundles having the same or a different fibre fineness which are guided in parallel are guided together in an overspread, overlapping manner and as a result are mechanically strengthened, wherein at least one sliver is obtained as a unidirectional layer with a defined width without additional fixing agent and/or additional mechanical or physical fixing methods. | 12-01-2011 |
| 20110197707 | Method for reducing oxidic slags and dusts using inductively heated furnace - A method for reducing oxidic slags and dusts possibly loaded with organics uses an inductively heatable coke bed extending in the axial direction and having a temperature gradient. Reaction gas is sucked off in an axial region of the coke bed between two induction bodies and metal regulus and slag melt are tapped on the lower end. An inductively heatable shaft furnace chargeable with a lumpy coke bed for the reduction of metallic slags is made of an electrically insulating refractory material, has an adjustable temperature gradient includes at least one cooled induction body on the head side, a suction connection in an axial region where the prevailing temperature exceeds the condensation point of the substances to be removed, located below the cooled induction body on the head side, and an opening for tapping metal regulus and slag melt is provided on the lower end of the furnace. | 08-18-2011 |
| 20110179907 | METHOD FOR PROCESSING SOLID OR MOLTEN MATERIALS - In a method for processing and/or reducing solid or molten materials and/or pyrophoric materials, in particular shredder light fractions, the solid or molten materials are charged onto an at least partially inductively heated graphite body, wherein reducing agents different from the carbon of the graphite are introduced, the flowing-off reduced and/or degassed melt is collected, wherein the reducing agents are introduced together with the solid or molten charging materials, and, as said reducing agents, natural gas, hydrocarbons, hydrogen, carbon monoxide and/or ammonia are introduced along with water vapor, oxygen, carbon dioxide and/or halogens or hydrogen halides. ( | 07-28-2011 |
| 20100294362 | Temperature-Control Body for Photovoltaic Modules - Temperature-control bodies for photovoltaic modules have heat transfer tubes embedded in a layer of compressed expanded graphite and connected to the surface of a photoelectric cell layer that faces away from the solar radiation. A layered composite semi-finished product has a layer of compressed expanded graphite with a density of between 0.02 g/cm3 and 0.5 g/cm3. | 11-25-2010 |
| 20100119299 | COMPOSITE FASTENER FOR CERAMIC COMPONENTS - A tubular composite member with two ends for connecting ceramic components made of a composite of an inorganic matrix reinforced with inorganic fibers is formed with an at least partially threaded internal surface and an external surface. A ceramic member has at least one surface formed with one or more annular grooves with an inner shell surface, an outer shell surface, and a root. The inner shell surface is at least partially threaded. A resulting ceramic member assembly includes at least two ceramic members connected by at least one tubular composite member. The ends of the tubular composite member are screwed into the corresponding annular groove of two adjacent ceramic members. The such fastened/joined ceramic members can be operated at high temperatures especially under thermal cycling and/or thermal shock conditions as well as dynamic mechanical load in different directions. Methods to manufacture tubular composite members according to this invention are described. | 05-13-2010 |
| 20100116457 | METHOD FOR PRODUCING A LATENT HEAT STORAGE MATERIAL - A method for producing a latent heat storage material from a graphitic starting material selected from the group consisting of natural graphite, expanded graphite, and/or graphite fibers, and from a phase-changing material selected from the group consisting of sugar alcohols, water, organic acids and the mixtures thereof, aqueous salt solutions, salt hydrates, mixtures of salt hydrates, salt hydrates with paraffins, inorganic and organic salts and eutectic salt mixtures, clathrates and alkali metal hydroxides, as well as mixtures of these materials. The graphitic starting material is treated with a plasma before being impregnated with the phase-changing material. A latent heat storage material is produced according to the method. | 05-13-2010 |
| 20100096258 | REDUCED VOLTAGE DROP ANODE ASSEMBLY FOR ALUMINUM ELECTROLYSIS CELL, METHOD OF MANUFACTURING ANODE ASSEMBLIES AND ALUMINUM ELECTROLYSIS CELL - An anode assembly for aluminum electrolysis cells includes carbon anodes with stubholes and an anode hanger having stubs, in which the anodes are fixed to the anode hanger by cast iron and the stubholes are fully or partially lined with an expanded graphite lining. The anode assembly provides a reduced voltage drop across an interface between the cast iron and the carbon anode and thus increases cell productivity significantly. Mechanical stresses in the stubhole area are reduced. A collar formed from the lining prevents spilling of cast iron over the anode surface and a protective shot plug or a protective collar optionally prevent direct contact of a hot electrolyte bath with the stub and the cast iron. A method of manufacturing anode assemblies and an aluminum electrolysis cell, are also provided. | 04-22-2010 |
| 20100051605 | STRETCH-BROKEN CARBON FIBER YARNS FOR A HEATING DEVICE - A heating device is formed from an electrically conducting, flexible resistance material of carbon fibers arranged between at least two electrodes provided for electrical contacting. The carbon fibers are stretch-broken carbon fiber yarns with a titer of 30 tex to 800 tex and a resistivity of 100 to 600 Ω/m. | 03-04-2010 |
| 20100033902 | COMPOSITE CONTAINING CARBONIZED BIOPOLYMERS AND CARBON NANOTUBES AND METHOD OF MAKING THE COMPOSITE - A composite suitable as a charge-storing material for electrochemical capacitors contains carbon nanotubes and a carbonaceous materiel. The carbonaceous material is the carbonization residue of a biopolymer or seaweed rich in heteroatoms. Wherein the carbonization residue of the biopolymer or seaweed is electrically conductive and has a heteroatom content as detected by XPS of at least 6%. | 02-11-2010 |
| 20100014216 | Porous Coke and Method of Producing the Porous Coke - In a method of manufacturing a porous coke suitable as a charge-storing material in electrochemical capacitors, one manufactures or provides a non-calcined isotropic coke with spherical or onion-shaped morphology and low graphitizability as a starting material. The starting material is comingled with a caustic alkali to obtain a homogenous mixture. The homogenous mixture is heat treated at a temperature in a range between 650 and 950° C. to obtain the porous coke. The porous coke is washed and neutralized. | 01-21-2010 |
| 20090302552 | Sealing Material - A sealing material is formed as a planar laminate compound made of at least two layers of a graphite film with a maximum density of 1.6 g/cm | 12-10-2009 |
