Patents Examined by Kevin Johnson
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Patent number: 8222171Abstract: A method for the production of a ceramic substrate for a semiconductor component, includes the steps of producing paper containing at least cellulose fibers, as well as a filler to be carbonized and/or SiC, pyrolizing the produced paper, and siliconizing the pyrolyzed paper.Type: GrantFiled: July 13, 2007Date of Patent: July 17, 2012Assignee: Schunk Kohlenstofftechnik GmbHInventors: Marco Ebert, Martin Henrich, Andreas Lauer, Gotthard Nauditt, Thorsten Scheibel, Roland Weiss
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Patent number: 8216546Abstract: A crystallized solid, referred to by the name IM-14, which has an X-ray diffraction diagram as provided below, is described. Said solid has a chemical composition that is expressed according to the formula GeO2:nY2O3:pR:qF:wH2O, where R represents one or more organic radical(s), Y represents at least one trivalent element, and F is fluorine.Type: GrantFiled: October 1, 2007Date of Patent: July 10, 2012Assignee: IFP Energies NouvellesInventors: Yannick Lorgouilloux, Jean Louis Paillaud, Philippe Caullet, Joel Patarin, Nicolas Bats
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Patent number: 8197780Abstract: A method of producing a boron suboxide composite material having improved fracture toughness.Type: GrantFiled: May 4, 2011Date of Patent: June 12, 2012Assignee: Element Six (Production) (Pty) Ltd.Inventors: Geoffrey John Davies, Iakovos Sigalas, Mathias Herrmann, Thembinkosi Shabalala
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Patent number: 8187569Abstract: A method of making a crystalline molecular sieve of MFS framework type, said method comprising the steps of (a) adding at least one source of ions of tetravalent element (Y), at least one source of ions of trivalent element (X), at least one hydroxide source (OH?), at least one structure-directing-agent (R), at least one seed source (Seed), and water (H2O) to form a mixture having the following mole composition (expressed in term of oxide): YO2:(n)X2O3:(x)OH?:(y)R:(z)H2O+(m)Seed wherein the m is in the range of from about 10 wtppm to about 2 wt. % (based on total weight of the synthesis mixture), the n is in the range of from about 0.005 to 0.05, the x is in the range of from about 0.01 to about 0.3, the y is in the range of from about 0.Type: GrantFiled: January 29, 2007Date of Patent: May 29, 2012Assignee: ExxonMobil Chemical Patents Inc.Inventors: Machteld M. Mertens, An Verberckmoes, Ivy D. Johnson
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Patent number: 8178451Abstract: The glass-metal bond for a tube collector includes a glass tube and metal part bonded to the glass tube. In order to match the thermal expansion properties, the glass tube has the following composition: SiO2, 73-77 wt. %; B2O3, 6-<8 wt. %; Al2O3, 6-6.5 wt. %; Na2O, 5.5-7 wt. %; K2O, 1-3 wt. %; CaO, 0.5-3.2 wt. %; MgO, 0-2 wt. %; Fe2O3, 50-150 ppm; and TiO2 0-<100 ppm. The ratio of the sum of the alkaline-earth metal oxides (in mol %) to the sum of the alkali metal oxides (in mol %) is ?0.6. The metal part is preferably made of metal material no. 1.3981 according to DIN 17745. The glass composition itself is also part of the invention.Type: GrantFiled: September 11, 2009Date of Patent: May 15, 2012Assignee: Schott AGInventors: Erhard Dick, Johann Collignon, Wolfgang Zettl, Stephan Tratzky
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Patent number: 8173562Abstract: The invention relates to compositions based on Ce-stabilized ZrO2, and single- and multi-colored blanks made from oxide ceramics, and a process for their preparation, in which oxide ceramic powder is coated with a coloring substance, the coated powders are preferably graded and at least one colored powder is filled into a compression mould, the colored powder or powders are compressed to produce a shaped body, and the compressed shaped body is sintered to produce a blank, and to the use of these blanks for the preparation of dental restorations. The compositions exhibit high fracture toughness and high flexural strength.Type: GrantFiled: June 13, 2008Date of Patent: May 8, 2012Assignee: Ivoclar Vivadent AGInventors: Wolfram Höland, Christian Ritzberger, Elke Apel, Frank Rothbrust, Jerome Chevalier, Dmitri Brodkin
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Patent number: 8162664Abstract: Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength.Type: GrantFiled: July 1, 2011Date of Patent: April 24, 2012Assignee: Ivoclar Vivadent AGInventors: Elke Apel, Wolfram Holland, Marcel Schweiger, Christian Ritzberger, Harald Burke, Volker Rheinberger
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Patent number: 8158105Abstract: A new family of crystalline aluminosilicate zeolites has been synthesized. These zeolites are represented by the empirical formula. Mmn+Rr+Al(1-x)ExSiyOz where M represents a combination of potassium and sodium exchangeable cations, R is a singly charged organoammonium cation such as the propyltrimethylammonium cation and E is a framework element such as gallium. These zeolites are similar to MWW but are characterized by unique x-ray diffraction patterns and compositions and have catalytic properties for carrying out various hydrocarbon conversion processes.Type: GrantFiled: March 31, 2010Date of Patent: April 17, 2012Assignee: UOP LLCInventors: Jaime G. Moscoso, Deng-Yang Jan
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Patent number: 8158103Abstract: A new family of crystalline aluminosilicate zeolites has been synthesized. These zeolites are represented by the empirical formula. Mmn+Rr+Al(1?x)ExSiyOz where M represents a combination of potassium and sodium exchangeable cations, R is a singly charged organoammonium cation such as the propyltrimethylammonium cation and E is a framework element such as gallium. These zeolites are similar to MWW but are characterized by unique x-ray diffraction patterns and compositions and have catalytic properties for carrying out various hydrocarbon conversion processes.Type: GrantFiled: March 31, 2010Date of Patent: April 17, 2012Assignee: UOP LLCInventors: Jaime G. Moscoso, Deng-Yang Jan
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Patent number: 8141387Abstract: The process of making the glass-ceramic includes ceramicizing a starting glass at a heating or cooling rate during the ceramicization of at least 10 K/min, so that the glass-ceramic contains at least 50% by volume of ferroelectric crystallites with a maximum diameter of from 20 to 100 nm and not more than 10% by volume of nonferroelectric crystallitesis. The glass ceramic produced by the process contains no pores or not more than 0.01% by volume of the pores and a value of e?·V2max of the glass-ceramic is at least 20 (MV/cm)2, wherein e? is the dielectric constant at 1 kHz and Vmax is the breakdown voltage per unit thickness. The ferroelectric crystallites preferably have a perovskite structure and are composed of substantially pure or doped BaTiO3 and/or BaTi2O5.Type: GrantFiled: February 25, 2009Date of Patent: March 27, 2012Assignee: Schott AGInventors: Martin Letz, Mark J. Davis, Bernd Ruedinger, Bernd Hoppe, Bianca Schreder, Maria-Louisa Aigner, Daniela Seiler
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Patent number: 8142678Abstract: A perovskite type oxide of a single crystal structure or a uniaxial-oriented crystal structure is represented by ABO3. Site A includes Pb as a main component and site B includes a plurality of elements. The perovskite type oxide includes a plurality of crystal phases selected from the group consisting of tetragonal, rhombohedral, orthorhombic, cubic, pseudo-cubic and monoclinic systems and the plurality of crystal phases are oriented in the direction of <100>.Type: GrantFiled: August 7, 2006Date of Patent: March 27, 2012Assignee: Canon Kabushiki KaishaInventors: Takanori Matsuda, Katsumi Aoki, Toshihiro Ifuku, Kenichi Takeda, Tetsuro Fukui, Hiroshi Funakubo, Shintaro Yokoyama
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Patent number: 8133470Abstract: A novel microporous crystalline silicoalumino/(metallo)aluminophosphate molecular sieve framework (designated as BPC-1), having in its as-synthesized form, an X-ray diffraction pattern including the lines listed in Table 1, and method of its synthesis using 4-dimethylaminopyridine as organic templating agent in fluoride medium under microwave-hydrothermal conditions.Type: GrantFiled: July 20, 2007Date of Patent: March 13, 2012Assignee: Bharat Petroleum Corporation LimitedInventors: Shivanand Pai, Bharat Lakshman Newalkar, Nettem Venkateswarlu Choudary
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Patent number: 8114796Abstract: The lead-free and fluorine-free optical glass has a refractive index of 1.60?nd?1.64 and an Abbe number of from 56?vd?64, a transformation temperature less than or equal to 590° C., can be precise pressed and is stable to cystallization. The glass has the following, composition (in weight-% based on oxide content. P2O5, 26-35; B2O3, 10-15; Al2O3, 5.5-10; BaO, 25-37; SrO, 0-6; CaO, 8-15; ZnO, 3-10; Bi2O3, 0-8; Na2O, 0-2; K2O, 0-2; WO3, 0-10; La2O3, 0-2; Nb2O5, 0-1; TiO2,0-<1; ? alkaline earth metal oxides ?40; ? alkali metal oxides, 0-2 and at least one fining agent, 0-0.5.Type: GrantFiled: October 2, 2007Date of Patent: February 14, 2012Assignee: Schott AGInventors: Simone Monika Ritter, Ute Woelfel
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Patent number: 8105966Abstract: The present invention relates to a cutting tool insert preferably for machining of hardened steel, hot and cold working tool steel, die steel, case hardened steel, high speed steel and ductile grey cast iron and composed of a composite comprising from about 30 to less than about 60 vol-% of a cBN-phase and a binder phase comprising a titaniumcarbonitride phase and a TiB2 phase. According to the invention, in the XRD pattern from the composite using CuK?-radiation the peak height ratio of the strongest TiB2 peak and the strongest cBN peak is less than about 0.02.Type: GrantFiled: April 18, 2008Date of Patent: January 31, 2012Assignee: Sandvik Intellectual Property ABInventors: Leif Dahl, Mikael Lindholm
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Patent number: 8101542Abstract: Provided are a catalyst for oxidizing carbon monoxide and a method of preparing the same. The catalyst for oxidizing carbon monoxide includes platinum and a transition metal which exists in a bimetallic phase, and the bimetallic phase of the platinum and the transition metal is supported by a support including a vacancy of oxygen. The catalyst for oxidizing carbon monoxide shows much higher activity than a conventional catalyst for oxidizing carbon monoxide even at a relatively low temperature.Type: GrantFiled: September 18, 2007Date of Patent: January 24, 2012Assignee: Samsung SDI Co., Ltd.Inventors: Hyun-chul Lee, Soon-ho Kim, Doo-hwan Lee, Eun-duck Park, Eun-yong Ko
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Patent number: 8097553Abstract: The present invention provides a catalyst support powder 3 comprising ceria and zirconia, wherein the ratio of the molar fraction (mol %) of ceria on the support powder surface as measured by the X-ray photoelectron spectroscopy to the molar fraction (mol %) of ceria in the raw material is from 1.0 to 1.5. Further, the present invention provides an exhaust gas purifying catalyst 5 comprising the catalyst support powder 3 and platinum 4 supported thereon.Type: GrantFiled: March 20, 2006Date of Patent: January 17, 2012Assignee: Toyota Jidosha Kabushiki KaishaInventors: Masahide Miura, Oji Kuno
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Patent number: 8093166Abstract: A bioactive glass composition, a method and an implant. The glass composition comprising SiO2, Na2O, K2O, CaO, and P2O5, having the following composition: SiO2 48-52 wt-%, Na2O 9-15 wt-%, K2O 12-18 wt-%, CaO 10-16 wt-%, P2O5 1-7 wt-%, TiO2 0.2-2 wt-%, B2O3 0-4 wt-%, and MgO 0-6 wt-%, wherein Na2O+K2O>25 wt-%, MgO+CaO>14 wt-%, and B2O3/P2O5>0.3.Type: GrantFiled: May 3, 2007Date of Patent: January 10, 2012Assignee: Inion OyInventors: Loredana Moimas, Eija Pirhonen
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Patent number: 8088700Abstract: The present invention relates to a sealing glass composition for an intermediate-temperature planar SOFC, and a composition herein comprises a mixture of BaO, Al2O3, B2O3 and SiO2 in a particular mixing ratio and a metal oxide such as CeO2, Fe2O3, Mn2O3 and Cr2O3, thereby enabling the SOFC to efficiently operate at an intermediate temperature. The composition for a planar SOFC satisfies thermal properties, mechanical properties and electric properties that are required as a sealing glass for an intermediate-temperature SOFC, and also prevents the mixing between fuel gas and air, thereby being useful for the commercialization of SOFCs.Type: GrantFiled: April 27, 2009Date of Patent: January 3, 2012Assignee: Hyundai Motor CompanyInventor: Byong Soo Kim
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Patent number: 8080490Abstract: The invention relates to an antimicrobial phosphate glass having the following composition in percent by weight on an oxide basis: P2O5>66-80 percent by weight; SO30-40 percent by weight; B203 0-1 percent by weight; Al2O3>6.2-10 percent by weight; SiO2 0-10 percent by weight; Na2O>9-20 percent by weight; CaO 0-25 percent by weight; MgO 0-15 percent by weight; SrO 0-15 percent by weight; BaO 0-15 percent by weight; ZnO>0-25 percent by weight; Ag2O 0-5 percent by weight; CuO 0-10 percent by weight; GeO2 0-10 percent by weight; TeO2 0-15 percent by weight; Cr2O3 0-10 percent by weight; J 0-10 percent by weight; F 0-3 percent by weight.Type: GrantFiled: February 20, 2004Date of Patent: December 20, 2011Assignee: Schott AGInventors: Jörg Hinrich Fechner, José Zimmer, Karine Seneschal
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Patent number: 8049053Abstract: In a method of synthesizing a silicoaluminophosphate molecular sieve, a synthesis mixture is prepared by combining a source of phosphorus and at least one organic directing agent; and then introducing a source of aluminum into the combination of the phosphorus source and organic directing agent, wherein the temperature of the combination is less than or equal to 50° C. when addition of the source of aluminum begins. After addition of a source of silicon, the synthesis mixture is heated to a crystallization temperature of between about 100° C. and about 300° C. and the molecular sieve is recovered.Type: GrantFiled: January 28, 2011Date of Patent: November 1, 2011Assignee: ExxonMobil Chemical Patents Inc.Inventors: Machteld M. Mertens, Brita Engels, Els Cecilia De Clerck