Compositions: ceramic inventions 04/08

20080096752 - Optical glass: Optical glass containing bismuth oxide having good defoamability. The Optical glass contains, as % by mass, from 10 to less than 90% of a Bi2O3 component and at least 0.1% of a TeO2 and/or SeO2 component. The optical glass is on Grade 4 to Grade 1 in “JOGIS12-1994, Method for... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20080096753 - Optical glass for precision molding having high refractive index: An optical glass for precision molding having a high refractive index (nd) and a low yield temperature (At). The optical glass comprises, as glass components in wt %, 64 to 83% of Bi2O3; 4 to 17% of B2O3; 0 to 12% of GeO2 (wherein the total of B2O3 and GeO2... Agent: Dickstein Shapiro LLP

20080096754 - Uv transmissive soda-lime-silica glass: In certain example embodiments of this invention, an ultraviolet (UV) transmissive soda-lime-silica glass is provided. In certain example embodiments of this invention, the UV transmissive soda-lime-silica glass may be made via the float process.... Agent: Nixon & Vanderhye, PC

20080096751 - Method of manufacturing ceramic porous membrane and method of manufacturing ceramic filter: There are disclosed a method of manufacturing a thin and uniform ceramic porous membrane formed with less membrane formation times and having less defects, and a method of manufacturing a ceramic filter including the ceramic porous membrane. A UF membrane having an average pore diameter smaller than that of a... Agent: Burr & Brown

20080096755 - Titanium-aluminum mixed oxide powder: Titanium-aluminium mixed oxide powder with a proportion of aluminium oxide of less than 1 wt. % or a proportion of titanium dioxide of less than 5 wt. %, wherein the sum of the proportions of titanium dioxide and aluminium oxide is at least 99.7 wt. %. It is produced by... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080096756 - Titania-silica glass: t

20080096758 - Low-thermal expansion ceramics bonding body and manufacturing method of the same: A bonded body obtained by unifying a plurality of structural members exhibiting 0.6*10−6/K or less of absolute value of thermal expansion coefficient in room temperature, 100 GPa or more of modulus of elasticity and 40 GPa·cm3/g or more of specific rigidity, the plurality of structural members having bonding surfaces that... Agent: Oliff & Berridge, PLC

20080090715 - Glass-ceramic seals for use in solid oxide fuel cells: The invention is directed to highly crystalline, frit-sintered glass-ceramic materials and seals made using them that are suitable for solid oxide fuel cell applications. The seals have a coefficient of thermal expansion in the range of 70-130×10−7° C., preferably 85-115×10−7° C. The glass-ceramic materials have a crystalline component and a... Agent: Corning Incorporated

20080090718 - 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 transmittance. In certain example embodiments, the... Agent: Nixon & Vanderhye, PC

20080090720 - Process and apparatus for hot-forging synthetic ceramic: The embodiments of the invention are directed to a synthetic ceramic comprising pyroxene-containing crystalline phase, a clast, and a glass phase, wherein at least a portion of the synthetic ceramic is plastically deformable in a certain temperature range. Other embodiments of the invention relate to a method of making a... Agent: Darby & Darby P.C.

20080090716 - Fabrication of transparent ceramics using nanoparticles: A method of fabrication of a transparent ceramic using nanoparticles synthesized via organic acid complexation-combustion includes providing metal salts, dissolving said metal salts to produce an aqueous salt solution, adding an organic chelating agent to produce a complexed-metal sol, heating said complexed-metal sol to produce a gel, drying said gel... Agent: Eddie E. Scott Assistant Laboratory Counsel

20080090717 - Glass composition and process for producing the same: The present invention provides a glass composition in which a smaller amount of arsenic oxide or antimony oxide that has a heavy burden on the environment is used and fewer bubbles remain. This glass composition includes, in terms of mass %: 40 to 70% of SiO2, 5 to 20% of... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20080090719 - Spongy sintered article of titanium or titanium alloy exhibiting excellent compressios strength: A spongy sintered article of titanium or titanium alloy having a three-dimensional network structure in which continuous pores opening to a surface and continuing with internal pores are formed, and having a porosity of 50 to 98%, the spongy sintered article having a composition consisting of 0.1 to 0.6% by... Agent: Darby & Darby P.C.

20080085826 - Fluorine-free optical glass: P

20080085827 - 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. While the erbium oxide is used... Agent: Nixon & Vanderhye, Pc

20080085825 - Optical glass: a

20080085828 - Coloring of ceramics by atmospheric control: Methods of forming a colored ceramic body or dental article are described that include: (a) forming a body from a ceramic-containing powder; (b) shaping the body into a desired shape; and (c) firing the shaped body in an atmosphere comprising at least one coloring agent. Methods of forming a fully... Agent: Buchanan, Ingersoll & Rooney Pc

20080081757 - Ceramic composite material: A ceramic composite material is comprised of a fabric of fibers of an inorganic substance; and a matrix for combining the fibers. The matrix consists essentially of a ceramic. The matrix is formed by burying the fabric in a mixture of a powder of carbon, a powder of silicon and... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080081756 - Thermally insulating glass material functioning as a capillary water suction barrier and method for its manufacture: Thermally insulating recycle glass material functioning as a capillary water suction barrier and method for its manufacture. The glass raw material (2, 3) contains impurities from the group comprising ceramics, porcelain, stone, plastic, and paper, in the presence of an activator to facilitate foaming of the glass. The method comprises... Agent: Dennison, Schultz & Macdonald