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| Number | Title | Issue Date |
| 8067322 | Glass composition for lamp, glass part for lamp, and process for producing lamp or glass composition for lamp A glass composition for lamps includes the following by weight percent: SiO2: 60-75 wt %; CeO2+Ce2O3: 0.01-5.2 wt %; SnO+SnO2: 0.01-5.2 wt %; Al2O3: 0.5-6 wt %; B2O3: ... | 11/29/2011 |
| 8039410 | Core glass in the alkali-zinc-silicate glass system for an fiber-optic light guide and fiber-optic light guide made with said core glass A core glass and a fiber-optic light guide made from it and a cladding glass are described. The core glass is in the alkali-zinc-silicate system and contains, in Mol % on an oxide basis: 54.5-65, SiO2; 18.5-30, ZnO; 8-20, Σ alkali metal oxides; 0.5-3, La... | 10/18/2011 |
| 7977262 | Glass composition for lamp, lamp, backlight unit and method for producing glass composition for lamp A glass composition which contains Ce ions as a component substantially comprises, in terms of oxides, SiO2: 55 to 75 wt %, B2O3: 6 to 25 wt %, CeO2: 0.01 to 5 wt %, SnO: 0.01 to 5 wt %, Al2O3: 0 to 1... | 07/12/2011 |
| 7825051 | Colored glass compositions A glass composition is disclosed. The glass composition includes base glass composition including SiO2 from 65 to 75 weight percent, Na2O from 10 to 20 weight percent, CaO from 5 to 15 weight percent, MgO from 0 to 5 weight percent, Al2 | 11/02/2010 |
| 7820575 | Near infrared absorbent green glass composition, and laminated glass using the same The present invention provides a near-infrared absorbent green glass composition which contains basic glass components and 0.6 to 1.3% total iron oxide amount in terms of Fe2O3 (T-Fe2O3), 0 to 2.0% CeO2 and, 300... | 10/26/2010 |
| 7795164 | Dental glass The present invention relates to a dental glass containing 50 to 70 wt. % of SiO2, 5 to 18 wt. % of Al2O3, 6.1 to 30 wt. % of MgO, 1 to 15 wt. % of La2O3, 1 to... | 09/14/2010 |
| 7691763 | High performance blue glass A glass composition for forming a blue colored glass is disclosed. The glass composition is made up of a base glass portion, iron oxide, and at least one first additive compound selected from Nd2O3 in an amount up to 1 weight percent and/or CuO... | 04/06/2010 |
| 7687419 | Glass composition, glass susbstrate employing it for an information recording medium, and information recording medium employing it A glass substrate used as a substrate of an information recording medium such as a magnetic disk, magneto-optical disk, DVD, or MD, and a glass composition used to make such a glass substrate, contains the following glass ingredients: 40 to 70% by weight of SiO... | 03/30/2010 |
| 7687418 | X-ray opaque glass, method for the production and use thereof The X-ray opaque glass is characterized by a composition, in mol %, of SiO2, 75-98; Yb2O3, 0.1 to 40; and ZrO2, 0 to 40. Preferred embodiments of the glass are free of Al2O3 and B2O3 | 03/30/2010 |
| 7682999 | Glass composition for production of glazing absorbing ultraviolet and infrared radiation Glass composition intended for the manufacture of windows that absorb ultraviolet and infrared radiation, comprising the oxides below, in contents varying within the following limits by weight: | 03/23/2010 |
| 7666806 | Gray glass composition A glass composition that includes a base glass composition including: SiO2 from 65 to 75 weight percent, Na2O from 10 to 20 weight percent, CaO from 5 to 15 weight percent, MgO from 0 to 5 weight percent, Al2O3 from 0 to 5... | 02/23/2010 |
| 7625830 | Blue glass composition The present invention provides a blue glass that can be essentially free of selenium and cobalt but still has a blue color and desired luminous transmittance. Additionally, the amount of iron present is comparable to conventional soda-lime-silica glass. The glass of... | 12/01/2009 |
| 7612003 | Red glass, process for manufacturing red glass, and tinted bulbs and tubes obtained with such a glass The invention relates to a bulk-tinted red glass formed from a glass batch based on a soda-lime-silica composition, to a process for manufacturing red glass and to a bulb obtained from a blank or a tube manufactured with such a glass. The batch comprises, per 100% b... | 11/03/2009 |
| 7612004 | High strain point glasses A family of glasses from the rare earth alumino-silicate (RE2O3—Al2O3—SiO2) ternary system exhibiting high strain point and low liquidus temperatures; preferably the La2O3—Al2 | 11/03/2009 |
| 7598191 | UV-absorbing borosilicate glass for a gas discharge lamp and process for manufacturing same Glass for gas discharge tubes, which are used in fluorescent lamps, EEFL lamps, LCD displays, computer monitors, telephone displays and TFT displays, and a process for making it are described. The glass contains, in % by weight based on oxide content: SiO2 | 10/06/2009 |
| 7598190 | Ultraviolet and infrared absorptive greenish glass The present invention relates to an ultraviolet and infrared absorptive greenish glass (the first glass) containing in weight % expression at least coloring components of 0.3-0.5% of total Fe2O3, 0.8-2.0% CeO2, 0.8-2.0% TiO2 | 10/06/2009 |
| 7585801 | Gray glass composition A glass composition that includes a base glass composition including: SiO2 from 65 to 75 weight percent, Na2O from 10 to 20 weight percent, CaO from 5 to 15 weight percent, MgO from 0 to 5 weight percent, Al2O3 from 0 to 5... | 09/08/2009 |
| 7560403 | Clear glass composition with erbium oxide Glass is provided so as to have high visible transmission and/or fairly clear or neutral color. In certain example embodiments, the glass includes a low amount of iron coupled with erbium (Er, including an oxide thereof) designed to provide a neutral color and high ... | 07/14/2009 |
| 7560402 | Clear glass composition Glass is provided so as to have high visible transmission and/or fairly clear or neutral color. In certain example embodiments, the clear glass includes a low amount of iron coupled with zinc oxide and/or erbium oxide in amounts designed to provide a neutral color. ... | 07/14/2009 |
| 7501368 | Glass composition for blue lamp bulbs and use of a composition for forming an automotive bulb A glass composition for use in a lamp bulb includes cobalt oxide to provide a blue colored glass. The composition has an alkali metal oxide including lithium oxide. Such composition has a glass transition temperature Tg below 700° C.; e.g., below 500° C... | 03/10/2009 |
| 7439676 | Cold cathode fluorescent lamp with molybdenum electrode 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. % Al | 10/21/2008 |
| 7435696 | Glass composition with high visible light transmission and low ultraviolet light transmission The invention is a glass composition with high visible light transmission and low ultraviolet light transmission, comprising, in weight percentage, less than 0.03 wt % of ferric oxide, from 0.05 to 1 wt % of titanium oxide and from 0 to 0.6 of cerium oxide, the glas... | 10/14/2008 |
| 7414000 | Method for making float glass having reduced defect density A method for reducing the defect density of glass comprising melting a glass composition comprising from 65-75 wt. % of SiO2; from 10-20 wt. % of Na2O; from 5-15 wt. % of CaO; from 0-5 wt. % of MgO; from 0-5 wt. % of Al2O3... | 08/19/2008 |
| 7396788 | Glass composition and glass substrate A glass substrate for use as the substrate of an information recording medium such as a magnetic disk, magneto-optical disk, DVD, or MD or of an optical communication device, and a glass composition for making such a glass substrate, contains the following glass ing... | 07/08/2008 |
| 7390761 | Alkaline-earth aluminosilicate glass and use thereof The invention relates to an alkaline-earth aluminosilicate glass with the following composition (in wt. %, based on oxide content): SiO2 >58-62; B2O3 0 5.5; Al2O3 13.5 17.5; MgO 0-7; CaO 5.5-14; SrO 0-8, BaO 6-1... | 06/24/2008 |
| 7358462 | Apparatus and method for reducing stray light in substrate processing chambers A method and apparatus for heating semiconductor wafers in thermal processing chambers is disclosed. The apparatus includes a non-contact temperature measurement system that utilizes radiation sensing devices, such as pyrometers, to determine the temperature of the ... | 04/15/2008 |
| 7351675 | Optical glass, precision press-molding preform, process for production thereof, optical element and process for the production thereof An optical glass taking account of meltability and the moldability of a preform, having optical constants including a refractive index (nd) of at least 1.57 but less than 1.67 and an Abbe's number (νd) of over 55 but not more than 65, having the property of softeni... | 04/01/2008 |
| 7352131 | Electric lamp comprising a lead-free glass component The electric lamp has a glass component with a composition which, according to the invention, is substantially free of PbO and has the following constituents: 55–70 wt. % SiO2, | 04/01/2008 |
| 7341966 | Borosilicate glass compositions and uses thereof Glass, glass compositions, methods of preparing the glass compositions, microfluidic devices that include the glass composition, and methods of fabricating microfluidic devices that include the glass composition are disclosed. The borosilicate glass composition incl... | 03/11/2008 |
| 7341965 | Bismuth oxide glasses containing germanium oxide The invention relates to bismuth oxide glass, containing germanium oxide, a method for the production thereof, the use thereof and a glass fiber consisting of said inventive glass. ... | 03/11/2008 |
| 7332864 | Plasma display panel having dielectric layer with color additives A plasma display panel is able to contrast thereof by increasing a color temperature of the plasma display panel, which comprises a dielectric layer controlling a light transmittance for visible light of a certain wavelength emitted from a phosphor in the plasma dis... | 02/19/2008 |
| 7326665 | Light blue flat glass A light blue flat glass which is soda-lime-silica glass and which contains Nd in such an amount that the content based on Nd2O3 represented by mass percentage, is from 0.001 to 0.1%, and no Co or Co in such an amount that the content based on C... | 02/05/2008 |
| 7323427 | Boron aluminosilicate glass A short optical glass is disclosed which is particularly suited for the applications imaging, projection, telecommunication, optical information technology and/or laser technology, also particularly suited for fiber applications (light guides or imaging guides). Pre... | 01/29/2008 |
| 7319289 | Light emitting device A light emitting device has a light emitting element, and a phosphor layer of phosphor glass to generate fluorescence while being excited by light emitted from the light emitting element. The light emitting element emits ultraviolet light, and the phosphor glass gen... | 01/15/2008 |
| 7306845 | Optical materials and optical devices Nanoscale particles, particle coatings/particle arrays and corresponding consolidated materials are described based on an ability to vary the composition involving a wide range of metal and/or metalloid elements and corresponding compositions. In particular, metallo... | 12/11/2007 |
| 7304009 | Coloured soda-lime glass The invention concerns a soda-lime glass. Said colored glass contains at least 5 parts per million of Co by weight and 0.5 to 0.9 wt. % Fe2O3 oxide. The amount of ferrous iron by weight of Fe2+ atoms relative to the total weight of i... | 12/04/2007 |
| 7297645 | Opalescent glass-ceramic product An opalescent glass-ceramic product, especially for use as a dental material or as an additive to or component of dental material, including SiO2, Al2O3, P2O5, Na2O, K2O, CaO and Me(IV))O | 11/20/2007 |
| 7264665 | Inert dental glass The invention relates to the use of ions of weakly basic oxides as linking ions for polyacids in cements, preferably polyelectrolyte cements. Suitable ions comprise elements of the scandium series, for example, Sc3+, Y3+, La3+, Ce | 09/04/2007 |
| 7250383 | Clad glass composition for graded-index rod lens, graded-index rod lens, and method for manufacturing the same It is an object of the present invention to provide a clad glass composition for graded-index rod lens for covering, during manufacturing, a preform glass composition lens of a graded-index rod lens that does not include PbO, in which the composition substantially d... | 07/31/2007 |
| 7230760 | Polarizers and isolators and methods of manufacture A passively aligned optical isolator includes laminated layers of material including two polarizing glass layers sandwiching a Faraday rotator layer. Each polarizing glass layer comprises a glass matrix containing elongated metal particles exhibiting a change in pol... | 06/12/2007 |
