Patents Assigned to SGL Carbon SE
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Publication number: 20220194790Abstract: A unit for recovering hydrogen chloride from an aqueous liquid which includes hydrogen chloride and is contaminated with compounds of low or no volatility, the unit having an evaporation unit for forming, from the liquid, a vapour which contains hydrogen chloride and a liquid concentrate which is contaminated with the compounds of low or no volatility, a first distillation unit for separating the hydrogen-chloride-containing vapour into a first top product and a first bottom product, and a second distillation unit for separating a hydrogen-chloride-containing aqueous fluid into a second top product and a second bottom product, one of these two distillation units being configured to be able to implement therein a distillation above the ambient pressure, and the other of these two distillation units being configured to be able to implement therein a distillation below the ambient pressure.Type: ApplicationFiled: March 24, 2020Publication date: June 23, 2022Applicant: SGL CARBON SEInventors: Christian WOLTZ, Odón de Jesús ANGELES PALACIOS, Martin KIBILI, Christopher LEUSCHNER
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Patent number: 11333290Abstract: A hollow-cylindrical heat shield includes at least one graphite foil and at least one fiber structure, preferably a wound fiber structure, disposed on the outer side of the at least one graphite foil. The (wound) fiber structure has a degree of coverage of less than 100%. A high-temperature furnace or gas converter having a heat shield is also provided.Type: GrantFiled: August 4, 2014Date of Patent: May 17, 2022Assignee: SGL Carbon SEInventors: Sebastian Frommelt, Markus Schroeder, Martin Reinthaler, Peter Pfaller, Karl Hingst
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Patent number: 11208745Abstract: A method for horizontally splitting rolled-up web material in the sample thickness. A carbon fiber nonwoven is moved in relation to a knife structure in order to split off a layer or successively several layers from a roll web. The one layer or several layers are continuously removed in the form of a roll from the carbon fiber nonwoven after the splitting process.Type: GrantFiled: January 2, 2018Date of Patent: December 28, 2021Assignee: SGL Carbon SEInventors: Stefan Woehner, Dirk Schneider, Michael Steinroetter
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Publication number: 20210388546Abstract: A hollow cylindrical carbon fiber construction, including a carbon fiber nonwoven, which is continuous between the inner lateral surface and the outer lateral surface of the carbon fiber construction all around. The hollow cylindrical carbon fiber construction can be obtained by a method in which a hollow cylindrical starting fiber construction, which includes a nonwoven that is continuous between the inner lateral surface and the outer lateral surface of the starting fiber construction all around, is subjected to a pyrolysis process.Type: ApplicationFiled: October 8, 2019Publication date: December 16, 2021Applicant: SGL CARBON SEInventors: Almut SCHWENKE, Manfred JUNG, Oswin OETTINGER, Rainer SCHMITT
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Publication number: 20210236972Abstract: The invention relates to a filter medium comprising a reinforced non-woven fabric, to a method for the production thereof, and to the use thereof.Type: ApplicationFiled: June 6, 2019Publication date: August 5, 2021Applicant: SGL CARBON SEInventors: Almut SCHWENKE, Manfred JUNG, Oswin OETTINGER, Rainer SCHMITT
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Publication number: 20210220799Abstract: Filling bodies for the use in unstructured packings. The filling body has a fibre-reinforced carbon flat material. Two strip regions of the carbon flat material, which are separated by a cut, transition into two connecting regions of the carbon flat material.Type: ApplicationFiled: November 28, 2019Publication date: July 22, 2021Applicant: SGL CARBON SEInventors: Ralph SPULLER, Andreas HALBMEIR, Stefan FISCHER
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Publication number: 20210207892Abstract: A tube bundle-type heat exchanger, to a tube base, and to a method for sealing same. Aspects of the invention relate to a tube base for a tube bundle-type heat exchanger. In particular, the tube base includes a stack of multiple tube base plates with at least one through-opening for receiving a respective tube of the tube bundle-type heat exchanger. The throughopening is sealed by at least one seal ring. Additional aspects relate to a tube bundle-type heat exchanger comprising such a tube base and to a method for sealing a tube bundle-type heat exchanger in particular in the region of the tube base.Type: ApplicationFiled: February 27, 2019Publication date: July 8, 2021Applicant: SGL CARBON SEInventors: Werner ANETSEDER, Hermann FERBER, Klaus BALDERMANN, Ralph SPULLER
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Publication number: 20210163368Abstract: A method for producing a ceramic component from a composite material containing at least one hard material and plastic, to the component produced by said method and to the use of said component. Hie method includes the following steps: a) providing a green body comprising at least one hard material, which has been produced by means of a 3D printing method, b) impregnating the green body with at least one liquid resin system and c) curing the impregnated green body to form a synthetic resin matrix. The hard material is preferably SiC and/or B4C.Type: ApplicationFiled: May 27, 2019Publication date: June 3, 2021Applicant: SGL CARBON SEInventors: Oswin ÖTTINGER, Tanja DAMJANOVIC, Niklas KRABLER, Arash RASHIDI, Sebastian SARTOR, Sebastian SCHULZE
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Publication number: 20210162366Abstract: A support grid for filling material packing and to a component set for producing such a support grid, including support strips and top strips which are inclined relative to one another in opposite directions. The support strips and top strips intersect one another, the inclination of each top strip is defined by at least one top strip receiving groove which is made in at least one support strip and in which the top strip is received, and the orientation of each support strip is stabilised by at least one support strip receiving groove in which the support strip is received.Type: ApplicationFiled: May 12, 2020Publication date: June 3, 2021Applicant: SGL CARBON SEInventor: Ralph SPULLER
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Publication number: 20210146579Abstract: A method for producing wound hollow profiles having variable curvatures and cross-sections. In this case, a core having at least one curvature or cross-sectional change is moved in a translatory manner relative to a system having at least a first and a second fibre feed which cause the formation of an axial fibre reinforcement and at least one first wound layer.Type: ApplicationFiled: July 16, 2019Publication date: May 20, 2021Applicant: SGL CARBON SEInventors: Andreas WOEGINGER, Andreas WUELLNER, Andreas ERBER, Olaf RUEGER, Felix FROEHLICH, Tobias KNAIER
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Publication number: 20210138738Abstract: The disclosure relates to an alternative joining method and to the use of the shaped part produced by means of the alternative joining method in drive technology and connection technology.Type: ApplicationFiled: August 23, 2018Publication date: May 13, 2021Applicant: SGL CARBON SEInventor: Niclas WIEGAND
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Patent number: 10981834Abstract: A composite material containing carbon and a plastic includes: a) provision of a pulverulent composition with one or more components of amorphous carbon, graphite and mixed forms thereof, b) provision of a liquid binder, c) planar deposition of a layer consisting of the material provided in step a) and local deposition of droplets of material provided in step b) onto this layer and any number of repetitions of step c), the local deposition of the droplets in the successive repetitions of this step being adapted according to the desired shape of the component to be produced, d) at least partial curing or drying of the binder to obtain a green body that has the desired shape of the component, e) impregnation of the green body with a liquid synthetic resin and f) curing of the synthetic resin to produce a synthetic resin matrix.Type: GrantFiled: November 24, 2016Date of Patent: April 20, 2021Assignee: SGL CARBON SEInventors: Oswin Öttinger, Dominik Rivola, Jürgen Bacher
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Patent number: 10899623Abstract: The invention relates to a method for producing graphite materials as well as the use thereof in lithium ion batteries.Type: GrantFiled: January 27, 2017Date of Patent: January 26, 2021Assignee: SGL CARBON SEInventors: Heribert Walter, Wilhelm Frohs, Johann Daimer, Martin Christ, Oswin Öttinger, Bernt Ketterer, Ivano Galbiati
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Patent number: 10857479Abstract: A liquid distributor is used as an internal column component for a defined distribution of a liquid flowing downward within a column. The liquid distributor includes at least a bottom and side walls which constitute a container for the accommodation and defined distribution of the liquid. The bottom and at least one of the side walls are constructed from panels that are connected to each other. The panel or panels of the at least one side wall include a fiber composite material. A column and a method for separating substance mixtures are also provided.Type: GrantFiled: December 31, 2018Date of Patent: December 8, 2020Assignees: SGL Carbon SE, SULZER Management AGInventors: Ralph Spuller, Carla Schuler, Andreas Halbmeir, Martin Kucher
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Publication number: 20200308063Abstract: A ceramic component containing silicon carbide and to the use of the component. The method for producing the ceramic component includes the following steps: a) providing a green body based on SiC, which has been produced by means of a 3D-printing method, b) impregnating the green body with a solution selected from the group consisting of a sugar solution, a starch solution or a cellulose solution, or a resin system comprising a mixture containing at least one resin, at least one solvent and at least one curing agent, the at least one resin and the at least one solvent being different, c) drying or curing the impregnated green body, d) carbonising the dried or cured green body, wherein a fine-pored, foam-like carbon skeleton is produced from the dried solution or a fine-pored, sponge-like carbon skeleton is produced from the cured resin system.Type: ApplicationFiled: September 28, 2018Publication date: October 1, 2020Applicant: SGL CARBON SEInventors: Andreas KIENZLE, Dominik RIVOLA, Oswin OETTINGER, Blasius HELL, Philipp MODLMEIR
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Publication number: 20200277234Abstract: A ceramic component, wherein the component contains 20 to 60 wt.% SiC, 5 to 40 wt.% free silicon and 10 to 65 wt.% free carbon. The disclosure also relates to the use of the component. The method for producing the ceramic component includes the following steps: a) providing a green body based on carbon, which has been produced by means of a 3D-printing method, b) impregnating the green body with a solution selected from the group consisting of a sugar solution, a starch solution or a cellulose solution, or a resin system including a mixture containing at least one resin, at least one solvent and at least one curing agent, wherein the at least one resin and the at least one solvent are different, c) drying or curing the impregnated green body.Type: ApplicationFiled: September 28, 2018Publication date: September 3, 2020Applicant: SGL CARBON SEInventors: Andreas KIENZLE, Dominik RIVOLA, Oswin OETTINGER, Philipp MODLMEIR, Blasius HELL
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Patent number: 10739080Abstract: The use of a composite material for heat management in the electrical and/or electronic area, in particular in a car. A grid-like structure filled with a phase change material (PCM), and to a composite material that includes a grid-like structure filled with PCM. The filled grid-like structure being present on a cover layer or between two cover layers.Type: GrantFiled: June 27, 2016Date of Patent: August 11, 2020Assignee: SGL CARBON SEInventors: Thomas Köck, Werner Langer, Bastian Hudler
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Publication number: 20200223757Abstract: The present disclosure relates to a method for producing a complex geometric component containing carbon or silicon carbide, to the component produced by said method and to the use thereof.Type: ApplicationFiled: September 28, 2018Publication date: July 16, 2020Applicant: SGL CARBON SEInventors: Oswin OETTINGER, Dominik RIVOLA, Philipp MODLMEIR
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Patent number: 10696600Abstract: A method for producing a component includes a) providing at least two preforms each made of a carbon composite material, b) joining the at least two preforms at least at one respective connecting surface to form a composite, in which a joining compound is introduced between the joining surfaces of the preforms and then cured and the joining compound contains silicon carbide and at least one polymer adhesive, and c) siliconizing the composite to form the component. A component, such as an optical component produced thereby, is also provided.Type: GrantFiled: April 26, 2017Date of Patent: June 30, 2020Assignee: SGL Carbon SEInventors: Peter Polster, Andreas Kienzle, Thomas Putz, Albin Von Ganski, Blasius Hell, Alfred Haeusler
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Publication number: 20200194780Abstract: A novel composite material which includes silicon and carbon, the amount of silicon being 1-80 wt.-% and at least 90 wt.-% of the composite material being in a density range between a lower density threshold value p*1 and an upper density threshold value p*2. The density threshold values have the following relation: ?*1,2=(1±?)·?, wherein ? is the mean density of the composite material and ±? is the variation range between the upper density threshold value ?*2 and the lower density threshold value ?*1, the amount of ? being <0.10.Type: ApplicationFiled: June 28, 2018Publication date: June 18, 2020Applicant: SGL CARBON SEInventors: Johannes ROETHINGER, Christian SCHREINER, Bernt KETTERER