Patents Assigned to HERAEUS
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Patent number: 10485598Abstract: Opening device for the opening of a monomer liquid container (1) comprising a positioning aid (6) for positioning of the monomer liquid container (1), an opening facility (8) for the opening of the monomer liquid container (1), the opening facility (8) being mobile with respect to the positioning aid (6) and/or the positioning aid (6) being mobile with respect to the opening facility (8), at least one elastically deformable energy-storing element (9) for storage of elastic energy, whereby a motion of the opening facility (8) and/or a motion of the positioning aid (6) can be driven by the elastic energy of the at least one elastically deformable energy-storing element (9).Type: GrantFiled: August 17, 2015Date of Patent: November 26, 2019Assignee: HERAEUS MEDICAL GMBHInventors: Sebastian Vogt, Thomas Kluge
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Patent number: 10488304Abstract: A sample chamber assembly for molten metal comprises a cover plate and a housing. A first face of the housing has a depression in direct flow communication with a first opening formed at the immersion end of the housing. The cover plate and the housing are assembled together along a first plane to form a sample cavity including the depression. An analysis surface of a solidified metal sample lies in the first plane. The sample cavity and the first opening are aligned along a common longitudinal axis. The first opening is spaced apart from the first plane. A ratio of the thermal diffusivities of the solidified metal sample and the housing material is between 0.1 and 0.5. The housing is inseparable from the solidified metal sample. A portion of the housing is directly adjacent to the solidified metal sample and lies in the first plane.Type: GrantFiled: December 11, 2017Date of Patent: November 26, 2019Assignee: HERAEUS ELECTRO-NITE INTERNATIONAL N.V.Inventor: Dries Beyens
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Publication number: 20190356122Abstract: One aspect is a feedthrough for a medical implantable device including a ferrule having a metal that is configured to be welded to a case of the implantable device. The ferrule substantially surrounds an insulator and shares an interface therewith, the insulator having a glass or ceramic material. Conductive elements are formed through the insulator providing an electrically conductive path through the insulator. There is no braze or solder at the interface between the ferrule and the insulator and that there is no braze or solder adjacent the conductive elements.Type: ApplicationFiled: July 31, 2019Publication date: November 21, 2019Applicant: HERAEUS DEUTSCHLAND GMBH & CO. KGInventors: Jacob Markham, Ulrich Hausch, Goran Pavlovic
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Patent number: 10471090Abstract: The invention proposes a polymer solution for visco-supplementation. The polymer solution contains at least one at least partially water-soluble polysaccharide or polysaccharide derivative, one water-soluble alkali salt or alkaline earth salt of polystyrene sulfonic acid, and water, whereby the polymer solution is clear to the eye. Moreover, the invention describes a method for sterilization of the polymer solution. This method is characterized in that a mixture of at least one at least partially water-soluble polysaccharide or polysaccharide derivative, one water-soluble alkali salt or alkaline earth salt of polystyrene sulfonic acid, and water is mixed with at least 0.5 wt. % ß-propiolactone, and in that the polymer solution is stored at room temperature for at least 24 hours.Type: GrantFiled: May 19, 2017Date of Patent: November 12, 2019Assignee: HERAEUS MEDICAL GMBHInventors: Sebastian Vogt, Thomas Kluge
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Patent number: 10464837Abstract: Methods for producing glass components and obtainted glass component, e.g. optical fiber preform. A method includes providing a cladding tube (110) with a longitudinal axis including a first and a second bore separated by a chamfered region (114); inserting a spacer (120) into the first bore; inserting a rod (130) into the first bore (116); moving the spacer (120) into the chamfered section (114), causing the spacer (120) to rotate within the chamfered region (114); and rotating the cladding tube (110) into a vertical orientation, whereby the spacer (120) is prevented from entering the second bore (118) and supports the rod (130). Each portion of the chamfered region has a height perpendicular to the longitudinal axis greater than the height of the second bore.Type: GrantFiled: June 2, 2015Date of Patent: November 5, 2019Assignees: HERAEUS QUARTZ NORTH AMERICA LLC, HERAEUS QUARZGLAS GMBH & CO. KGInventors: Alexander Rudl, Timothy D. Jenkins
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Patent number: 10468198Abstract: The present invention relates to a process for the production of a layered body (1), at least comprising the process steps: I) provision of a photoactive layer comprising a material having a perovskite type crystal structure; II) superimposing the photoactive layer at least partially with a coating composition A) comprising an electrically conductive polymer a) and an organic solvent b); III) at least partial removal of the organic solvent b) from the coating composition A) superimposed in process step II), thereby obtaining an electrically conductive layer superimposed on the photoactive layer. The present invention also relates to a layered body obtainable by this process, to dispersions, to an electronic device, to a process for the preparation of a photovoltaic device and to the photovoltaic device that is obtainable by this process.Type: GrantFiled: November 17, 2015Date of Patent: November 5, 2019Assignee: HERAEUS DEUTSCHLAND GMBH & CO. KGInventors: Stefan Schumann, Andreas Elschner, Armin Sautter, Wilfried Lovenich, Rüdiger Sauer, Jan Sütterlin, Nina Kausch-Busies
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Patent number: 10466145Abstract: A sampler for taking samples from a molten metal bath, particularly a molten steel bath, includes a sample chamber assembly having a cover plate and a housing. The housing has first and second openings for an inflow conduit and a gas coupler, respectively. The first face of the housing includes a distribution zone, an analysis zone and a ventilation zone. A depth of the analysis zone is greater than 1.5 mm and less than 3 mm. The cover plate and the housing assemble together to form a sample cavity. An analysis surface of a solidified steel sample formed within the sample cavity lies in a first plane. In a flow direction of the molten steel, there are no increases in a width dimension of the sample cavity and a ratio of the length to depth of the sample cavity increases.Type: GrantFiled: December 12, 2017Date of Patent: November 5, 2019Assignee: HERAEUS ELECTRO-NITE INTERNATIONAL N.V.Inventor: Dries Beyens
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Patent number: 10463413Abstract: Storage and mixing systems for pasty two-component polymethyl methacrylate bone cements comprise a tubular cartridge having a cylindrical inner chamber, a cartridge head, which closes one end of the tubular cartridge at the front side, a partition that is disposed axially in the cylindrical inner chamber of the cartridge. The partition divides the cylindrical inner chamber of the cartridge bounded by the cartridge head into two cavities that are spatially separated from one another, wherein a first pasty cement component is present in the first cavity and a second pasty cement component is present in the separate second cavity.Type: GrantFiled: March 16, 2017Date of Patent: November 5, 2019Assignee: HERAEUS MEDICAL GMBHInventors: Sebastian Vogt, Thomas Kluge
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Publication number: 20190314546Abstract: An antibiotic polymethylmethacrylate bone cement that is composed of methylmethacrylate, at least one polymethylmethacrylate or a polymethylmethacrylate-copolymer, at least one polymerisation initiator, such as in radical initiator, at least one polymerisation accelerator, and at least one radiopaquer, whereby the components are present in a powdered component and a liquid monomer component or in two components that are pasty at room temperature. The polymethylmethacrylate bone cement comprises the cyclical lipopeptide, daptomycin, a pharmacologically tolerable salt of daptomycin, a solvate and/or a hydrate containing daptomycin and at least one calcium salt, which preferably comprises at least two different release profiles. The bone cement is useful in one-stage or two-stage septic revision surgery.Type: ApplicationFiled: June 5, 2019Publication date: October 17, 2019Applicant: HERAEUS MEDICAL GMBHInventors: SEBASTIAN VOGT, SUSANN KLIMAS
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Patent number: 10420712Abstract: The subject matter of the invention is a three-dimensional molded body, in particular a milling blank, made of a polymerizable prosthetic material, which is suitable for milling machining by means of CNC and/or CAD/CAM, having a fracture toughness of greater than or equal to 1.9 Mpa·m1/2 and a fracture work of greater than or equal to 900 J/m2. The milling blank preferably comprises core-shell particles modified by an elastic phase and is optionally based on a content of urethane (meth)acrylate polymerized into the polymer. Moreover, a subject matter of the invention is the use of the milling blanks for the production of at least parts of dental prosthetic parts, such as a prosthesis, artificial teeth, bridges, or of orthodontic appliances and instruments in medical field.Type: GrantFiled: June 30, 2015Date of Patent: September 24, 2019Assignee: HERAEUS KULZER GMBHInventors: Klaus Ruppert, Alfred Hohmann, Stephan Dekert
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Patent number: 10411196Abstract: The present invention relates to a compound having a general formula selected from the group consisting of formula 1a and 1b, wherein K represents an aromatic or heteroaromatic group in which at least one hydrogen atom may be substituted by a functional groups selected from the group consisting of a sulfonic acid group, a sulfuric acid group, an ammonium group and an aliphatic group; X is selected from the group consisting of a C—C-bond, O, S, SO2 and NR?, wherein R? represents a hydrogen or an aliphatic or aromatic group; A represents a fluorinated or perfluorinated aromatic group; n represents an integer in the range from 2 to 6; m represents an integer in the range from 1 to 3.Type: GrantFiled: November 17, 2015Date of Patent: September 10, 2019Assignee: HERAEUS DEUTCHLAND GMBH & CO. KG.Inventors: Wilfried Lövenich, Nina Kausch-Busies, Sergei A. Ponomarenko, Andreas Elschner, Yuriy N. Kononevich, Alexey S. Tereshchenko
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Patent number: 10403769Abstract: The invention relates to an electro-conductive paste comprising Ag nano-particles and spherical Ag micro-particles in the preparation of electrodes, particularly in electrical devices, particularly in temperature sensitive electrical devices or solar cells, particularly in HIT (Heterojunction with Intrinsic Thin-layer) solar cells. In particular, the invention relates to a paste, a process for preparing a paste, a precursor, a process for preparing an electrical device and a module comprising electrical devices. The invention relates to a paste comprising the following paste constituents: a. Ag particles, b. a polymer system; wherein the Ag particles have a multi-modal distribution of particle diameter with at least a first maximum in the range from about 1 nm to about less than 1 ?m and at least a further maximum in the range from about 1 ?m to about less than 1 mm; wherein the difference between the first and the further maximum is at least about 0.3 ?m; wherein at least 50 wt.Type: GrantFiled: August 30, 2013Date of Patent: September 3, 2019Assignee: HERAEUS DEUTSCHLAND GMBH & CO. KGInventors: Christian Muschelknautz, Matthias Horteis, Isao Tanaka, Klaus Kunze, Roupen Keusseyan, Toshinori Wada, Aziz S. Shaikh
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Patent number: 10399248Abstract: A spacer mold and method for producing a hip spacer, the spacer mold comprises a base element (1), in which a hollow mold is provided as negative image of one side of a femoral stem of the spacer to be generated, whereby a recess connected to the hollow mold is arranged on the proximal end of the hollow mold in the base element. The spacer mold further comprises a semi-spherical insert (2) comprising a femoral head mold as negative image of one side of a femoral head of the spacer to be generated, whereby the semi-spherical insert (2) is to be arranged in the recess in the base element (1). Further, the spacer mold comprises an adapter insert (3) that is designed as a hollow body that is open on two sides and that is or can be arranged in the recess of the base element (1) between the semi-spherical insert (2) and the hollow mold such that the recess exerts a pressure onto the adapter insert (3) and the semi-spherical insert (2).Type: GrantFiled: March 24, 2016Date of Patent: September 3, 2019Assignee: HERAEUS MEDICAL GMBHInventors: Edgar Wüst, Sebastian Vogt
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Patent number: 10393374Abstract: A process for the incineration of activated coal-supported PGM catalysts, the process comprising a joint incineration of a multilayer arrangement, wherein the multilayer arrangement includes (i) a top layer of particulate activated coal-supported PGM catalyst, (ii) a layer of coarse charcoal located beneath said top layer and, optionally, (iii) a layer of particulate coke located beneath the charcoal layer, and wherein an upward flow of oxidizing gas is homogeneously passed through said multilayer arrangement during the incineration.Type: GrantFiled: February 20, 2018Date of Patent: August 27, 2019Assignees: HERAEUS DEUTSCHLAND & GMBH & CO. KG, HERAEUS PRECIOUS METALS NORTH AMERICA LLCInventors: Brian Peters, Chris Hobbs, Todd England, Jimmy Taylor, Holger Winkler, Bernhard Bauer-Siebenlist
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Patent number: 10388028Abstract: An apparatus and a method for measurement of transparent cylindrical articles during their manufacture in high temperature furnaces having openings for viewing the articles as they pass through the furnace. The cylindrical articles may, for example, be optical fiber preforms which have at least two layers of vitreous material and from which optical fibers are made. Measurement is accomplished using a digital camera with a sensing and digital recording device and a lens, and a processor programmed with an algorithm which analyzes the images recorded by the sensing and digital recording device by eliminating noise, identifying and locating the outer edges of the transparent cylindrical article and calculating measurements of the article including the diameter and the axial center of the article.Type: GrantFiled: June 17, 2014Date of Patent: August 20, 2019Assignee: HERAEUS QUARTZ NORTH AMERICA LLCInventors: Qiulin Ma, Evan P. Green, James E. Beavers, Jr.
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Patent number: 10384266Abstract: Process for producing a layer structure, which comprises the steps: E1. provision of a composition comprising i. gold (Au) particles in an amount in the range from 0.1 to 50% by weight; ii. a balance to 100% by weight of a polar, protic organic solvent; iii. less than 5% by weight of water, where the % by weight, in each case based on the total mass of the composition, add up to 100% by weight; E2. application of the composition to a substrate to give a precursor; E3. heating of the precursor to a temperature in the range from 25 to 200° C. to give the layer structure.Type: GrantFiled: September 24, 2014Date of Patent: August 20, 2019Assignee: HERAEUS DEUTSCHLAND GMBH & CO. KGInventors: Susanne Behl, Kai-Ulrich Boldt
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Patent number: 10378082Abstract: Process for removing precious metal from precious metal-containing catalyst form bodies comprising form bodies and precious metal, whereby the precious metal to be removed is at least one precious metal selected from the group consisting of Au, Ag, Pd, Pt, Ir, Rh, Ru, Os, and Re, comprising the steps of: (a) producing a mixture of precious metal-containing catalyst form bodies in at least one mineral acid that is at least 1N; (b) supplying inert or oxidizing gas into the mixture containing noble metal-containing catalyst form bodies and mineral acid; (c) introducing at least one oxidation agent, in solid or liquid form, into the mixture containing noble metal-containing catalyst form body and mineral acid; and (d) separating the form bodies from the liquid.Type: GrantFiled: October 12, 2015Date of Patent: August 13, 2019Assignee: HERAEUS DEUTSCHLAND GMBH & CO. KGInventors: Christoph Roehlich, Vasco Thiel, Stefanie Fuchs-Alameda, Jan Schapp, Steffen Voss
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Patent number: 10370283Abstract: A method of forming a glass preform of predetermined length comprises providing a length of glass material to be separated to form a preform length and a remaining length; forming a notch in the glass material; inducing a tensile stress in excess of the tensile strength of the glass in an area adjacent to the notch; and separating the preform length from the remaining length at the notch.Type: GrantFiled: January 15, 2015Date of Patent: August 6, 2019Assignee: HERAEUS QUARTZ NORTH AMERICA LLCInventors: Jong-Won Lee, Qiulin Ma, Kai Huei Chang
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Patent number: 10358373Abstract: A method for producing a pore-containing opaque quartz glass includes: (a) producing porous SiO2 granulate particles from synthetically produced SiO2, (b) thermally densifying the SiO2 granulate particles to form partly densified SiO2 granulate particles, (c) forming a dispersion from the partly densified SiO2 granulate particles, (d) comminuting the partly densified SiO2 granulate particles to form a slip containing comminuted SiO2 granulate particles, (e) shaping the slip into a shaped body and forming a porous SiO2 green body with a green density rG, and (f) sintering the SiO2 green body into opaque quartz glass. To produce opaque quartz glass that is also suited for the use of spray granulate, during step (b), partly densified SiO2 granulate particles are produced with a specific surface BET-(A) between 0.025 and 2.5 m2/g, and during step (d), comminuted SiO2 granulate particles are produced with a specific surface BET-(B) between 4 and 10 m2/g.Type: GrantFiled: May 23, 2017Date of Patent: July 23, 2019Assignee: HERAEUS QUARZGLAS GMBH & CO. KGInventors: Christian Schenk, Gerrit Scheich, Nadine Tscholitsch
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Publication number: 20190221327Abstract: One aspect relates to a piezoresistive material, a detection unit having such piezoresistive material, and a method for producing such piezoresistive material. Further, several uses of the material uses of the piezoresistive material or the detection unit are described. The piezoresistive material includes a compound of a carbon component and an elastomer component. The carbon component includes carbon particles including macropores. The elastomer component includes polymeric chains. At least some of the macropores in the carbon particles are infiltrated by polymeric chains to form a piezoresistive interconnection between the carbon particles.Type: ApplicationFiled: September 11, 2017Publication date: July 18, 2019Applicant: HERAEUS DEUTSCHLAND GMBH & CO. KGInventors: Stefan SCHIBLI, Heiko SPECHT, Christian NEUMANN, Tobias WERNER