Patents Assigned to HERAEUS
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Publication number: 20140141097Abstract: The invention proposes an antiseptic composition for use as bone cement, in particular an antiseptic polymethylmethacrylate bone cement, that can be cured and comprises a content of at least one component that is a compound with an oxidising effect or from which a compound with an oxidising effect can be released. Preferably, hydrogen peroxide is or can be released. In this context, it is particularly preferred to use an adduct or a salt of hydrogen peroxide that releases hydrogen peroxide in the presence of water or aqueous conditions. The antiseptic polymethylmethacrylate bone cement can be used for mechanical fixation of primary total articular endoprostheses, for mechanical fixation of revision total articular endoprostheses, and for producing spacers.Type: ApplicationFiled: November 15, 2013Publication date: May 22, 2014Applicant: HERAEUS MEDICAL GMBHInventors: Sebastian VOGT, Klaus-Dieter Kühn
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Publication number: 20140134454Abstract: A multi-layer composite precursor is provided comprising a substrate, wherein the substrate comprises a light emitting organic compound, a first surface, and a second surface, wherein the second surface is superimposed by a transparent electrically conducting layer, a liquid phase superimposing at least a part of the first surface comprising a metal-organic compound, wherein the metal-organic compound comprises an organic moiety, wherein the organic moiety comprises a C?O group; and wherein the liquid phase further comprises a first silicon compound, wherein the first silicon compound comprises at least one carbon atom and at least one nitrogen atom.Type: ApplicationFiled: November 15, 2013Publication date: May 15, 2014Applicants: KOREA ELECTRONICS TECHNOLOGY INSTITUTE, HERAEUS PRECIOUS METALS GMBH & CO. KGInventors: Herbert FUCHS, Hyung Seok HA, Kerstin TIMTER, Jeongno LEE, Bumjoo LEE, Chul Jong HAN, Seunghyun LEE
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Publication number: 20140134744Abstract: A detection device for molten metal is provided. The detection device includes a sample cup having a cavity configured to receive a sample of molten metal and a blob arranged in the cavity. The blob includes a carbide stabilizing element and a hydrogen releasing material including a hydroxide of an alkaline earth metal. The blob is provided for use in detecting phase change temperatures during solidification of a sample of molten cast iron. The blob is also resistant to moisture gain and moisture loss during transport and storage. A method of detecting phase change temperatures of the molten iron or molten cast iron sample using the blob and a method of manufacturing the blob are also provided.Type: ApplicationFiled: November 15, 2012Publication date: May 15, 2014Applicant: HERAEUS ELECTRO-NITE INTERNATIONAL N.V.Inventor: Jason BLACK
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Publication number: 20140128833Abstract: A device releases a fluid active substance, the device has at least one hollow space containing the fluid active substance, whereby the device contains water and a reducing agent, which are or can be made to be in communication such that a chemical reaction of the water and the reducing agent produces a gas and the gas effectively communicates with the fluid active substance such that the gas pressure thus generated presses the fluid active substance out of at least one opening of the hollow space out of the device. A medical implant incorporates the device, and a method releases a fluid active substance from a hollow space of the medical implant, in which a gas is produced through a chemical reaction of liquid water and a reducing agent, and the resulting gas pressure is used to expel the fluid active substance out of at least one opening of the hollow space.Type: ApplicationFiled: October 29, 2013Publication date: May 8, 2014Applicant: HERAEUS MEDICAL GMBHInventor: Sebastian Vogt
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Publication number: 20140120743Abstract: A wire is provided for producing a sliding contact, wherein at least an inner core of the wire consists of a copper-silver alloy. A sliding contact is also provided having at least one such wire, wherein a counter-contact is provided whose conductive surface has at least one of the wires touch against it. The spring force of the wire acting on the conductive surface of the counter-contact effects electrical contacting between the wire and the counter-contact and the counter-contact is mobile with respect to the wire, such that the surface of the wire slides over the counter-contact when the counter-contact moves. Components having the sliding contact are also provided, including a potentiometric sensor, potentiometer, sliding dolly regulator, position sensor, rotary switch, electrical motor, generator, wind turbine, slip ring system, actuator, or current collector.Type: ApplicationFiled: June 12, 2012Publication date: May 1, 2014Applicant: HERAEUS MATERIALS TECHNOLOGY GMBH & CO. KGInventors: Reinhold Weiland, Thomas Hild, Patrick Baake, Harald Manhardt, Bernd Gehlert
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Publication number: 20140106094Abstract: Processes for the manufacture of a hollow cylindrical porous body of synthetic vitreous silica soot by outside vapour deposition on a mandrel are described, in which the temperature of the mandrel is controlled to be substantially constant throughout the deposition process. In preferred embodiments, the mandrel is composed of metal or metal alloy. Hollow ingots of pure or doped synthetic vitreous silica glass manufactured by such processes are also described.Type: ApplicationFiled: April 3, 2012Publication date: April 17, 2014Applicant: HERAEUS QUARTZ UK LIMITEDInventors: Alan Mundy, Ian George Sayce
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Publication number: 20140063762Abstract: A bonding wire according to the invention contains a core having a surface, in which the core contains silver as a main component and at least one element selected from gold, palladium, platinum, rhodium, ruthenium, nickel, copper, and iridium. The wire exhibits at least one of the following properties: I. an average size of crystal grains of the core is between 0.8 ?m and 3 ?m, II. the amount of crystal grains having an orientation in the <001> direction in a wire cross section is in a range of 10-20%, III. the amount of crystal grains having an orientation in the <111> direction in a wire cross section is in a range of 5-15%, and IV. the total amount of crystal grains having orientations in the <001> and <111> directions in a wire cross section is in a range of 15-40%.Type: ApplicationFiled: August 30, 2013Publication date: March 6, 2014Applicant: HERAEUS MATERIALS TECHNOLOGY GMBH & CO. KGInventors: Jae-Sung RYU, Eun-Kyun CHUNG, Yong-Deok TARK
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Publication number: 20140053608Abstract: [Problem] The provision of a synthetic quartz glass heat treatment method that can, by a single heat treatment, and without particular limitations on the OH group concentration distribution of the starting material, regulate the birefringence fast axis direction in the synthetic quartz glass after it has been heat-treated. [Means of Overcoming the Problem] A heat treatment method for synthetic quartz glass whereby columnar synthetic quartz glass having two opposing end faces and a lateral face is heat-treated covered with thermal insulator; wherein said heat treatment is performed using as end face thermal insulator which covers said two end faces, and as lateral face thermal insulator which covers said lateral face, thermal insulators that differ in at least either type or thickness to afford different thermal insulation effects such that the birefringence fast axis direction of said synthetic quartz glass is regulated.Type: ApplicationFiled: July 18, 2013Publication date: February 27, 2014Applicants: SHIN-ETSU QUARTZ PRODUCTS CO., LTD., HERAEUS QUARZGLAS GMBH & CO. KGInventor: Shigeo Harada
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Publication number: 20140045072Abstract: Inexpensive product consisting of porous carbon, with a pore structure which is suitable for retaining electrode parts which can be used in particular for a use as an electrode material for a lithium-sulphur secondary battery, and a method comprising the following method steps: (a) providing a template consisting of inorganic material which contains spherical nanoparticles and pores, (b) infiltrating the pores of the template with a precursor for carbon of a first variety, (c) carbonizing so as to form an inner layer on the nanoparticles with a first microporosity, (d) infiltrating the remaining pores of the template with a precursor substance for carbon of a second variety, (e) carbonizing the precursor substance, wherein an outer layer with a second microporosity which is lower than the first microporosity is produced on the inner layer, and (f) removing the template so as to form the carbon product with layer composite structure, comprising an inner layer consisting carbon with a first, relatively high micType: ApplicationFiled: March 27, 2012Publication date: February 13, 2014Applicant: HERAEUS QUARZGLAS GMBH & CO. KGInventors: Christian Neumann, Jörg Becker
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Publication number: 20140044965Abstract: A device is provided having a holder region including a first holder for a first thread and at least one further holder for at least one further thread, at least one contact area for contacting the first thread and the at least one further thread. At least one radiation source is provided between the holder region and the contact area.Type: ApplicationFiled: March 22, 2012Publication date: February 13, 2014Applicant: HERAEUS NOBLELIGHT GMBHInventor: Sven Linow
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Publication number: 20140037528Abstract: Build-up granulation and compaction granulation methods are generally known for producing granules from porous inorganic material. In order to allow a cost-efficient yet also reproducible production of porous granules having a more pronounced hierarchical pore structure, the invention relates to a method comprising the following steps: (a) supplying a feedstock flow to a reaction zone in which the feedstock is converted to material particles by means of pyrolysis or hydrolysis, (b) depositing the material particles on a deposition surface (1a) forming a soot layer (5), (c) thermally hardening the soot layer (5) to form a porous soot plate (5a), and (d) comminuting the soot plate (5a) to form porous granules (13).Type: ApplicationFiled: March 14, 2012Publication date: February 6, 2014Applicant: HERAEUS QUARZGLAS GMBH & CO. KGInventors: Christian Neumann, Jörg Becker, Achim Hofmann
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Publication number: 20140031202Abstract: A catalyst comprising a plurality of catalyst gauzes that are arranged in series is provided. Each catalyst gauze is made of a first noble-metal-containing wire and a second noble-metal-containing wire which is embedded in the catalyst gauze and which gives the catalyst gauze a preferential direction. The catalyst gauzes according to the invention are arranged in series such that the angles between the preferential directions of neighboring catalyst gauzes ranges from 0° to 180°. The catalyst ensures a product yield that is reproducible over time and has a long service life.Type: ApplicationFiled: July 24, 2013Publication date: January 30, 2014Applicant: HERAEUS MATERIALS TECHNOLOGY GMBH & CO. KGInventors: Thorsten KELLER, Uwe JANTSCH, Claude Georges Jacques Paul Lambert
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Publication number: 20140010703Abstract: The present invention relates to a medical device or implant made at least in part of a high-strength, low-modulus metal alloy comprising niobium, tantalum, and at least one element selected from the group consisting of zirconium, tungsten, and molybdenum. The medical devices according to the present invention provide superior characteristics with regard to biocompatibility, radio-opacity and MRI compatibility.Type: ApplicationFiled: January 15, 2013Publication date: January 9, 2014Applicant: HERAEUS PRECIOUS METALS GMBH & CO. KGInventor: Heraeus Precious Metals GmbH & Co. KG
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Publication number: 20130322489Abstract: A sensor arrangement for melted materials includes an upper part and a detachable lower part. A tube extends coaxial to a longitudinal axis of the lower part, is closed on its end facing away from the upper part, and is open on the other end. The tube is arranged on an immersion end of the lower part facing away from the upper part. A guide tube, extending coaxial to a longitudinal axis of the upper part and being open on both ends, is arranged in a guide sleeve. A pressure acting in the direction of the lower part is applied to the guide tube by an elastic body and the guide tube touches against the lower part. One opening of the guide tube and the open end of the tube of the lower part are arranged adjacent to each other and coaxial to the longitudinal axis of the lower part.Type: ApplicationFiled: January 24, 2012Publication date: December 5, 2013Applicant: HERAEUS ELECTRO-NITE INTERNATIONAL N.V.Inventors: Jan Cuypers, Valère Indeherberge
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Publication number: 20130316122Abstract: A method for producing a laminate made up of at least two films/foils is provided. At least one first film/foil is structured and subsequently laminated to at least one second film/foil. The at least one second film/foil is punched by at least one tool in a single working step and is laminated to the structured first film/foil simultaneously. The films/foils are conveyed, at least part of the time, to the at least one tool. A laminate produced according to such a method and a device for producing a laminate using such a method are also provided. The device is suited for conveying and laminating the at least one first and second films/foils, wherein regions of the films/foils are aligned to be parallel with respect to each other. The device includes at least one tool that can be used to punch-laminate second film/foil onto the first film/foil.Type: ApplicationFiled: January 16, 2012Publication date: November 28, 2013Applicant: HERAEUS MATERIALS TECHNOLOGY GMBH & CO. KGInventors: Manfred Gresch, Josef Roth, Siegfried Walter, Gerd Buschmann, Udo Becker
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Publication number: 20130305784Abstract: In a known process for drawing a quartz glass strand, SiO2 particles are fed to a melting crucible and softened therein to form a quartz glass mass, and the softened quartz glass mass is pulled vertically downward as a quartz glass strand via a drawing nozzle which is provided in the bottom region of the melting crucible and has a gap-like drawing nozzle opening.Type: ApplicationFiled: January 26, 2012Publication date: November 21, 2013Applicant: HERAEUS QUARZGLAS GMBH & CO. KGInventors: Boris Gromann, Christian Neumann
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Publication number: 20130279079Abstract: The present invention relates to a method for manufacturing an electrolytic capacitor which includes the following steps: a) providing an electrode body made of an electrode material, wherein a dielectric at least partially covers a surface of this electrode material to obtain an anode body; b) introducing a dispersion, which contains particles of an electrically conductive polymer with a particle size (d50) of 70 nm and less and a dispersing agent, into at least a part of the anode body; c) at least partial removing the dispersing agent to obtain a capacitor body; d) introducing into the capacitor body, a polyalkylene glycol or a polyalkylene glycol derivative or a combination of at least two thereof as an impregnating agent. The invention also relates to an electrolytic capacitor manufactured with this method, the use of an electrolytic capacitor and electronic circuits.Type: ApplicationFiled: September 30, 2011Publication date: October 24, 2013Applicant: HERAEUS PRECIOUS METALS GMBH & CO. KGInventors: Udo Merker, Katrin Asteman, Matthias Intelmann, Armin Sautter
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Publication number: 20130243031Abstract: A device for measuring the temperature in molten metals contains a thermocouple arranged in a ceramic tube that is closed on one side, and has an external protective body that surrounds the tube, forming an annular space between the outer surface of the tube and the inner surface of the protective body. The protective body is formed of a mixture containing 75 to 90% by weight aluminum oxide, 2 to 10% by weight silicon oxide, 7 to 15% by weight graphite, 0.1 to 1% by weight Fe2O3, 0.1 to 1% by weight (K2O+Na2O), and 0.1 to 1% by weight MgO.Type: ApplicationFiled: March 14, 2013Publication date: September 19, 2013Applicant: HERAEUS ELECTRO-NITE INTERNATIONAL N.V.Inventors: Martin KENDALL, Marek GRABOWY
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Publication number: 20130234049Abstract: An irradiation device is provided having a housing having an interior chamber and an infrared emitter arranged therein. The infrared emitter has an emitter tube made of high silica content glass having a round cross section and a defined outer diameter. Electrical connection elements are made of a metallic material and led out from the emitter tube through a seal. In order to provide the emitter with a long service life and potentially higher output, which is also suitable for being enclosed by a seal that separates the regions of different media, temperatures, or pressures, the emitter tube end also has a round cross section and the defined outer diameter. Between the electrical connection element and the emitter tube there is a seal containing at least one transition glass, which has a thermal expansion coefficient lying between that of the metallic material and that of the high silica content glass.Type: ApplicationFiled: October 31, 2011Publication date: September 12, 2013Applicant: HERAEUS NOBLELIGHT GMBHInventor: Sven Linow
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Publication number: 20130231673Abstract: Cartridge system for mixing and applying a mix of a medical cement. Cartridges are arranged parallel to each other having and an outlet opening. The cartridges each comprise at least one opening that connect(s) the cartridges to the outlet opening, and the cartridges are bordered laterally through cartridge walls. Each cartridge comprises a feed plunger for expelling starting components of the mix from the cartridges through the openings. The feed plungers are fixedly connected to each other and are fixedly connected to each other through at least one fin. The cartridge walls of the cartridges are connected through the fin(s). The walls comprise slits that are arranged parallel to the cartridge axis, whereby the width of the slits is well-suited for taking up the fin or fins, and the at least one fin moves through regions of the slits when the feed plungers perform a motion in the cartridges.Type: ApplicationFiled: April 15, 2011Publication date: September 5, 2013Applicant: HERAEUS MEDICAL GMBHInventors: Sebastian Vogt, Hubert Buechner