Patents by Inventor Wolfram Knabl
Wolfram Knabl has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11315782Abstract: A cathode material for use in a high-pressure discharge lamp contains a matrix based on tungsten having a tungsten content of greater than or equal to 95% by weight, tungsten carbide, and oxides and/or predominantly oxidic phases of one or more emitter elements from the group of rare earth metals, Hf, and Zr. The cathode material additionally contains predominantly carbidic phases of the one or more emitter elements from the group of rare earth metals, Hf, and Zr. A high-pressure discharge lamp would contain such a cathode composed of the above cathode material.Type: GrantFiled: April 26, 2018Date of Patent: April 26, 2022Assignees: Plansee SE, Osram GmbHInventors: Hannes Traxler, Ingmar Wesemann, Wolfram Knabl, Alexander Tautermann, Maria Nilius
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Patent number: 11072553Abstract: A process for producing a glass melting component composed of refractory metal. A surface zone of the glass melting component is densified at least in sections by application of local compressive stress. As a result the surface zone has its porosity reduced compared to a volume section which is located underneath the surface zone and which has residual porosity.Type: GrantFiled: March 23, 2017Date of Patent: July 27, 2021Assignee: Plansee SEInventors: Hannes Traxler, Michael Mark, Robert Schiftner, Wolfram Knabl
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Patent number: 11065685Abstract: A slinger, or slinger ring, for a melt spinning apparatus has a cylindrical, mechanically shaped main element that is composed of a refractory metal or a refractory metal-based alloy and has a circumferential surface running in a tangential direction. The circumferential surface is delimited in the axial direction by two end faces. A degree of deformation in the radial direction is greater than the degree of deformation in the axial direction.Type: GrantFiled: June 12, 2018Date of Patent: July 20, 2021Assignee: Plansee SEInventors: Thomas Huber, Katrin Knittl, Wolfram Knabl, Wolfgang Simader
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Publication number: 20210175067Abstract: A cathode material for use in a high-pressure discharge lamp contains a matrix based on tungsten having a tungsten content of greater than or equal to 95% by weight, tungsten carbide, and oxides and/or predominantly oxidic phases of one or more emitter elements from the group of rare earth metals, Hf, and Zr. The cathode material additionally contains predominantly carbidic phases of the one or more emitter elements from the group of rare earth metals, Hf, and Zr. A high-pressure discharge lamp would contain such a cathode composed of the above cathode material.Type: ApplicationFiled: April 26, 2018Publication date: June 10, 2021Inventors: HANNES TRAXLER, INGMAR WESEMANN, WOLFRAM KNABL, ALEXANDER TAUTERMANN, MARIA NILIUS
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Patent number: 10844518Abstract: A crucible includes a wall made of a base material of tungsten or molybdenum or of a material based on tungsten or molybdenum. A barrier layer is disposed at least in sections on an outer side of the wall and/or in the wall. The barrier layer is made of a metallic material having a greater affinity for carbon and/or oxygen than the base material. A method for using a crucible for producing single-crystal sapphire or fused quartz and a method for producing a crucible for high-temperature applications are also provided.Type: GrantFiled: January 26, 2017Date of Patent: November 24, 2020Assignee: Plansee SEInventors: Michael Mark, Hannes Traxler, Michael O'Sullivan, Wolfram Knabl, Alexander Lorich, Robert Schiftner
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Publication number: 20200222985Abstract: A slinger, or slinger ring, for a melt spinning apparatus has a cylindrical, mechanically shaped main element that is composed of a refractory metal or a refractory metal-based alloy and has a circumferential surface running in a tangential direction. The circumferential surface is delimited in the axial direction by two end faces. A degree of deformation in the radial direction is greater than the degree of deformation in the axial direction.Type: ApplicationFiled: June 12, 2018Publication date: July 16, 2020Inventors: THOMAS HUBER, KATRIN KNITTL, WOLFRAM KNABL, WOLFGANG SIMADER
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Patent number: 10622182Abstract: An x-ray anode for generating x-radiation includes a carrier body and a first emission layer and at least one second emission layer, which generate x-radiation when they are impinged by electrons. The emission layers are separated by an intermediate layer on one side of the carrier body and are arranged a distance apart in a central direction of the x-ray anode.Type: GrantFiled: May 2, 2016Date of Patent: April 14, 2020Assignee: Plansee SEInventors: Nico Eberhardt, Wolfram Knabl, Stefan Schoenauer, Andreas Wucherpfennig
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Patent number: 10329661Abstract: A sputtering target is composed of an alloy consisting of 5 to 70 at % of at least one element from the group of (Ga, In) and 0.1 to 15 at % of Na, the remainder being Cu and typical impurities. The sputtering target includes at least one intermetallic Na-containing phase.Type: GrantFiled: January 29, 2014Date of Patent: June 25, 2019Assignee: Plansee SEInventors: Christian Linke, Jiehua Li, Peter Schumacher, Wolfram Knabl, Gerhard Leichtfried
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Publication number: 20190177201Abstract: A process for producing a glass melting component composed of refractory metal. A surface zone of the glass melting component is densified at least in sections by application of local compressive stress. As a result the surface zone has its porosity reduced compared to a volume section which is located underneath the surface zone and which has residual porosity.Type: ApplicationFiled: March 23, 2017Publication date: June 13, 2019Inventors: HANNES TRAXLER, MICHAEL MARK, ROBERT SCHIFTNER, WOLFRAM KNABL
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Publication number: 20190024260Abstract: A crucible includes a wall made of a base material of tungsten or molybdenum or of a material based on tungsten or molybdenum. A barrier layer is disposed at least in sections on an outer side of the wall and/or in the wall. The barrier layer is made of a metallic material having a greater affinity for carbon and/or oxygen than the base material. A method for using a crucible for producing single-crystal sapphire or fused quartz and a method for producing a crucible for high-temperature applications are also provided.Type: ApplicationFiled: January 26, 2017Publication date: January 24, 2019Inventors: MICHAEL MARK, HANNES TRAXLER, MICHAEL O'SULLIVAN, WOLFRAM KNABL, ALEXANDER LORICH, ROBERT SCHIFTNER
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Publication number: 20180130631Abstract: An x-ray anode for generating x-radiation includes a carrier body and a first emission layer and at least one second emission layer, which generate x-radiation when they are impinged by electrons. The emission layers are separated by an intermediate layer on one side of the carrier body and are arranged a distance apart in a central direction of the x-ray anode.Type: ApplicationFiled: May 2, 2016Publication date: May 10, 2018Inventors: NICO EBERHARDT, WOLFRAM KNABL, STEFAN SCHOENAUER, ANDREAS WUCHERPFENNIG
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Patent number: 9767983Abstract: A rotary X-ray anode has a support body and a focal track formed on the support body. The support body and the focal track are produced as a composite by powder metallurgy. The support body is formed from molybdenum or a molybdenum-based alloy and the focal track is formed from tungsten or a tungsten-based alloy. Here, in the conclusively heat-treated rotary X-ray anode, at least one portion of the focal track is located in a non-recrystallized and/or in a partially recrystallized structure.Type: GrantFiled: April 20, 2016Date of Patent: September 19, 2017Assignee: Plansee SEInventors: Johann Eiter, Juergen Schatte, Wolfgang Glatz, Wolfram Knabl, Gerhard Leichtfried, Stefan Schoenauer
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Publication number: 20160254128Abstract: A sputtering target is composed of an Mo alloy containing at least one metal of group 5 of the Periodic Table, where the average content of group 5 metal is from 5 to 15 at % and the Mo content is ?80 at %. The sputtering target has an average C/O ratio in (at %/at %) of ?1. The sputtering targets can be produced by shaping or forming and have an improved sputtering behavior.Type: ApplicationFiled: October 27, 2014Publication date: September 1, 2016Inventors: NIKOLAUS REINFRIED, MICHAEL SCHOBER, WOLFRAM KNABL, JOERG WINKLER
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Publication number: 20160254115Abstract: A rotary X-ray anode has a support body and a focal track formed on the support body. The support body and the focal track are produced as a composite by powder metallurgy. The support body is formed from molybdenum or a molybdenum-based alloy and the focal track is formed from tungsten or a tungsten-based alloy. Here, in the conclusively heat-treated rotary X-ray anode, at least one portion of the focal track is located in a non-recrystallized and/or in a partially recrystallized structure.Type: ApplicationFiled: April 20, 2016Publication date: September 1, 2016Inventors: JOHANN EITER, JUERGEN SCHATTE, WOLFGANG GLATZ, WOLFRAM KNABL, GERHARD LEICHTFRIED, STEFAN SCHOENAUER
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Patent number: 9368318Abstract: A rotary X-ray anode has a support body and a focal track formed on the support body. The support body and the focal track are produced as a composite by powder metallurgy. The support body is formed from molybdenum or a molybdenum-based alloy and the focal track is formed from tungsten or a tungsten-based alloy. Here, in the conclusively heat-treated rotary X-ray anode, at least one portion of the focal track is located in a non-recrystallized and/or in a partially recrystallized structure.Type: GrantFiled: January 17, 2012Date of Patent: June 14, 2016Assignee: Plansee SEInventors: Johann Eiter, Jürgen Schatte, Wolfgang Glatz, Wolfram Knabl, Gerhard Leichtfried, Stefan Schönauer
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Publication number: 20150354055Abstract: A sputtering target is composed of an alloy consisting of 5 to 70 at % of at least one element from the group of (Ga, In) and 0.1 to 15 at % of Na, the remainder being Cu and typical impurities. The sputtering target includes at least one intermetallic Na-containing phase.Type: ApplicationFiled: January 29, 2014Publication date: December 10, 2015Applicant: PLANSEE SEInventors: CHRISTIAN LINKE, JIEHUA LI, PETER SCHUMACHER, WOLFRAM KNABL, GERHARD LEICHTFRIED
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Publication number: 20130308758Abstract: A rotary X-ray anode has a support body and a focal track formed on the support body. The support body and the focal track are produced as a composite by powder metallurgy. The support body is formed from molybdenum or a molybdenum-based alloy and the focal track is formed from tungsten or a tungsten-based alloy. Here, in the conclusively heat-treated rotary X-ray anode, at least one portion of the focal track is located in a non-recrystallized and/or in a partially recrystallized structure.Type: ApplicationFiled: January 17, 2012Publication date: November 21, 2013Applicant: PLANSEE SEInventors: Johann Eiter, Jürgen Schatte, Wolfgang Glatz, Wolfram Knabl, Gerhard Leichtfried, Stefan Schönauer
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Patent number: 7439676Abstract: A cold cathode fluorescent lamp (1) has feedthrough pins (5) made from molybdenum or a molybdenum alloy that form a glass-metal seal (6) with a glass composed of 55-75 wt. % SiO2, 13-25 wt. % B2O3, 0-10 wt. % Al2O3, 5-12 wt. % alkali oxides, 0-3 wt. % alkali earth oxides, 0-5 wt. % ZrO2, 0-10 wt. % TiO2 und 0-5 wt. % remaining oxides. The lamp has hollow cathodes (4) made from a material of the group molybdenum, molybdenum alloys, niobium, niobium alloys, and the lamp is manufactured in a compact form using conventional manufacturing parameters, and the resulting lamp has crack free, long-term vacuum-tight glass-metal seals.Type: GrantFiled: May 27, 2004Date of Patent: October 21, 2008Assignees: Plansee SE, Schott AGInventors: Herman Walser, Wolfram Knabl, Gerhard Leichtfried, Jörg Hinrich Fechner, Franz Ott, Ralf Diezel, Brigitte Hueber
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Publication number: 20040239253Abstract: A cold cathode fluorescent lamp (1) has feedthrough pins (5) made from molybdenum or a molybdenum alloy that form a glass-metal seal (6) with a glass composed of 55-75 wt. % SiO2, 13-25 wt. % B2O3, 0-10 wt. % Al2O3, 5-12 wt. % alkali oxides, 0-3 wt. % alkali earth oxides, 0-5 wt. % ZrO2, 0-10 wt. % TiO2 und 0-5 wt. % remaining oxides. The lamp has hollow cathodes (4) made from a material of the group molybdenum, molybdenum alloys, niobium, niobium alloys, and the lamp is manufactured in a compact form using conventional manufacturing parameters, and the resulting lamp has crack free, long-term vacuum-tight glass-metal seals.Type: ApplicationFiled: May 27, 2004Publication date: December 2, 2004Applicants: Plansee Aktiengesellschaft, Schott GlasInventors: Herman Walser, Wolfram Knabl, Gerhard Leichtfried, Jorg Hinrich Fechner, Franz ott, Ralf Diezel, Brigitte Hueber
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Patent number: 6214474Abstract: The invention relates to a parent substance consisting of a high-melting point metal and an oxidation protective coating made of silicides or aluminides. In accordance with the invention, a reaction barrier layer is placed between the parent substance and the oxidation protective coating, and the oxidation protective coating is alloyed with one or more metals selected from group consisting of molybdenum, niobium, tantalum, and hafnium in a total proportion of 2 to 35 at. %.Type: GrantFiled: October 26, 1998Date of Patent: April 10, 2001Assignee: Plansee AktiengesellschaftInventors: Roland Barbist, Wolfram Knabl, Hans-Peter Martinz, Peter Rodhammer