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Saint-Gobain Ceramics & Plastics, Inc. Patents
Assignee:
Saint-Gobain Ceramics & Plastics, Inc.
Address:
Worcester, MA
No. of patents:
165
Patents:


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Patent Number Title Of Patent Date Issued
RE43717 Interconnecting muffle October 9, 2012
RE43469 Single crystals and methods for fabricating same June 12, 2012
Various single crystals are disclosed including sapphire. The single crystals have desirable geometric properties, including a width not less than about 15 cm and the thickness is not less than about 0.5 cm. The single crystal may also have other features, such as a maximum thickness
RE40301 Zircon/zirconia mix for refractory coatings and inks May 6, 2008
Refractory coatings comprising unstabilized zirconia, silica, and, optionally, zircon and/or mullite are disclosed herein. The unstabilized zirconia, silica, and optional zircon and/or mullite are applied as a slurry onto ceramic substrates such as silicon carbide and fired. The refr
D666709 Kiln post September 4, 2012
D665902 Kiln shoe August 21, 2012
D623926 Pendulum round post September 21, 2010
D595326 Waffle plate June 30, 2009
D594736 Spacer support June 23, 2009
D569491 Interconnecting muffle May 20, 2008
D558329 Beam support block December 25, 2007
D557796 I-beam support block December 18, 2007
D557795 Corner support block December 18, 2007
8580461 Anisotropic coefficient of thermal expansion lanthanum strontium manganite for solid oxide fuel November 12, 2013
An anisotropic coefficient of thermal expansion (CTE) cathode of a solid oxide fuel cell (SOFC) is formed by placing a layer of perovskite powder between two platens, and sintering the layer while applying pressure to the platens, thereby forming the anisotropic CTE cathode. The perovski
8575255 Applications of shaped nano alumina hydrate as barrier property enhancer in polymers November 5, 2013
A polymer composition having enhanced barrier properties includes a polymer base and alumina particulates dispersed within the polymer base. The alumina particulates have a secondary aspect ratio at least about 3:1. The polymer composition has an Oxygen Transfer Index of at least abo
8297168 Transparent ceramic composite October 30, 2012
A non-planar ceramic composite and method of making are provided. The non-planar ceramic composite is transparent serves as transparent armor. In a non-limiting embodiment, the non-planar composite provides adequate protection from projectiles while exhibiting large surface areas and
8283271 High strength proppants October 9, 2012
A sintered ceramic particle made from a ceramic material having a true density greater than 3.5 g/cc and a composition having no more than 30 weight percent silicon oxide and at least 15 weight percent iron oxide, based on the combined weight of the oxides of aluminum, iron and silicon,
8282890 Vessel containing fluid distribution media October 9, 2012
A vessel comprising a bed of randomly oriented ceramic media having fluid distribution channels incorporated in the outer surface of the media is disclosed. The channels capture and redirect the fluid thereby improving distribution of the fluid in the vessel.
8278372 Treated alumina hydrate material and uses thereof October 2, 2012
In a particular embodiment, a particulate material includes alumina hydrate. The particulate material has a 500 psi Compaction Volume Ratio of at least about 4.0 cc/cc.
8269184 Radiation detector device having an electrically conductive optical interface September 18, 2012
A radiation detector device is disclosed and includes a scintillation device having a scintillator crystal. The radiation detector device also includes a photosensor. Further, the radiation detector device includes an optical interface coupled between the scintillation device and the
8258479 Radiation detection system and method of making a radiation detection system September 4, 2012
A radiation detection system can include a first scintillator having a first edge extending between a first surface and a second surface of the first scintillator. The radiation detection system can also include a second scintillator having a second edge extending between a third sur
8247777 Scintillator operation and control August 21, 2012
A method and system for reducing scintillator afterglow. Methods for reducing afterglow include conditioning a scintillator by exposing it to high flux densities of ionizing radiation. One technique includes operating an x-ray tube at elevated amperage.
8242454 Scintillator and methods of making and using same August 14, 2012
A scintillation array and methods of making and using are provided. The array may be a flexible array that can be arranged into two or more flexible configurations. The array may be positioned around a portion of an object so that the array pixels are equidistant from the center or s
8217356 Radiation detector including elongated elements July 10, 2012
A detector includes a housing defining a cavity; a scintillator material disposed within the cavity and having a front face, a rear face, and a side face; a reflective material disposed between the housing and the side face of the scintillator material; and a tolerance ring disposed
8216328 Ceria material and method of forming same July 10, 2012
A particulate material comprising cerium oxide particles having a secondary particle size distribution in a range of 80 nm to 199 nm and a density of at least 6.6 g/cm.sup.3.
8197303 Sapphire substrates and methods of making same June 12, 2012
A sapphire substrate includes a generally planar surface having a crystallographic orientation selected from the group consisting of a-plane, r-plane, m-plane, and c-plane orientations, and having a nTTV of not greater than about 0.037 .mu.m/cm.sup.2, wherein nTTV is total thickness
8173954 Detector for use in well-logging applications May 8, 2012
A detector includes a sonde having a housing and comprising a scintillator disposed within the housing and a calibration source coupled to the scintillator to fluoresce the scintillator at a known wavelength of electromagnetic radiation. The detector further includes an electromagnet
8173099 Method of forming a porous aluminous material May 8, 2012
An aggregate material includes an aluminous material and a toughening agent in contact with the aluminous material. The aluminous material has a primary aspect ratio of at least about 1.5 and a particle size between about 30 nm and about 1000 nm.
8169767 Boron nitride agglomerated powder and devices comprising the powder May 1, 2012
Novel boron nitride agglomerated powders are provided having controlled density and fracture strength features. In addition methods for producing same are provided. One method calls for providing a feedstock powder including boron nitride agglomerates, and heat treating the feedstock
8164062 Scintillator operation and control April 24, 2012
A method for reducing scintillator afterglow. Methods for reducing afterglow include conditioning a scintillator by exposing it to high flux densities of ionizing radiation. One technique includes operating an x-ray tube at elevated amperage.
8158952 Scintillation detector and method of assembling and testing April 17, 2012
A method of assembling a scintillation detector including placing a scintillator crystal in a casing, and forming a sealed casing having a controlled atmosphere different than ambient atmosphere, wherein the controlled atmosphere includes an inert gas and a trace gas in an amount of
8158947 Active voltage divider for detector April 17, 2012
A voltage divider for supplying a photomultiplier. The voltage divider may include a plurality of active circuits, each of the active circuits configured to establish divided voltage levels at separate ports of a photomultiplier.
8157913 Method of forming a sapphire single crystal April 17, 2012
Various single crystals are disclosed including sapphire. The single crystals have desirable geometric properties, including a width not less than about 15 cm and the thickness is not less than about 0.5 cm. The single crystal may also have other features, such as a maximum thickness
8147724 Tin oxide-based electrode composition April 3, 2012
A tin oxide-based electrode formed from a composition including a majority component comprising tin-oxide (SnO.sub.2), and additives comprising CuO, ZnO, and a resistivity modifying species. The total amount of CuO and ZnO is not greater than about 0.3 wt %, and the ZnO is present in
8143582 Scintillator device March 27, 2012
A detector includes a scintillator crystal having a front face and a rear face, a backplate disposed proximal to the rear face of the scintillator crystal, and a biasing member disposed proximal to the backplate and applying a biasing force to the backplate. In turn, the backplate applie
8119707 Treated alumina hydrate material and uses thereof February 21, 2012
A composite material includes a polymer matrix and a particulate material dispersed within the polymer matrix. The particulate material includes metal oxide coated alumina hydrate. The particulate material has a 500 psi Compaction Volume Ratio of at least about 4.0 cc/cc. The metal oxide
8105135 Polishing slurries January 31, 2012
A polishing slurry includes liquid medium and particulate abrasive. The particulate abrasive includes soft abrasive particles, hard abrasive particles, and colloidal silica particles, wherein the soft abrasive particles have a Mohs hardness of not greater than 8 and the hard abrasive
8088355 Transitional alumina particulate materials having controlled morphology and processing for formi January 3, 2012
An alumina particulate material is disclosed, including particles comprising transitional alumina having an aspect ratio of not less than 3:1 and an average particle size of not less than about 75 nm. Also disclosed are fabrication techniques based on seeded processing pathways.
8080231 Process for making nanoporous ultrafine alpha-alumina powder December 20, 2011
The present invention provides nanoporous .alpha.-alumina powders comprising powder comprising interconnected .alpha.-alumina primary particles having an average particle size of less than about 100 nm and an interpenetrated array of pores or voids. The invention also provides nanosi
8049175 Scintillator operation and control November 1, 2011
A method and system for reducing scintillator afterglow. Methods for reducing afterglow include conditioning a scintillator by exposing it to high flux densities of ionizing radiation. One technique includes operating an x-ray tube at elevated amperage.
8039806 Radiation detector device having an electrically conductive optical interface October 18, 2011
A radiation detector device is disclosed and includes a scintillation device having a scintillator crystal. The radiation detector device also includes a photosensor. Further, the radiation detector device includes an optical interface coupled between the scintillation device and the
8025808 Methods for machine ceramics September 27, 2011
A method for machining a ceramic substrate containing Al, including providing a solution containing a phosphorus compound on the ceramic substrate; and machining the substrate with an abrasive.
8025004 Transparent ceramic composite September 27, 2011
A ceramic composite and method of making are provided. The ceramic composite is transparent and serves as transparent armor. The composite provides adequate protection from projectiles while exhibiting large surface areas and relatively low areal densities.
8003557 Volume-change resistant silicon oxy-nitride or silicon oxy-nitride and silicon nitride bonded si August 23, 2011
A reaction sintered silicon carbide-based product, including a silicon carbide component, a bond component, wherein the bond component includes silicon oxynitride in excess of any silicon nitride of the bond component, and at least one boron component residual to an amount present pr
8003189 Optical scanning window August 23, 2011
A scanner window and method of making a scanner window are provided. The window may include three layers. The layers may be a ceramic layer such as sapphire, a glass backing, and an adhesive layer comprising a polymer sheet. The window may be formed by stacking the components together an
7993420 Ceria material and method of forming same August 9, 2011
A particulate material comprising cerium oxide particles having a secondary particle size distribution in a range of 80 nm to 199 nm and a density of at least 6.6 g/cm.sup.3.
7983017 Electrostatic chuck and method of forming July 19, 2011
A Coulombic electrostatic chuck is disclosed which includes a substrate, a conductive layer overlying the substrate, and an arc elimination layer overlying the conductive layer. The electrostatic chuck further includes a high-k dielectric layer overlying the arc elimination layer, wherei
7977646 Scintillation detector reflector July 12, 2011
A scintillation detector and system includes a scintillation crystal having a surface and a reflector surrounding at least a portion of the scintillation crystal. The reflector includes an organic substrate and an inorganic material fixed to the organic substrate, wherein at least a
7977640 Scintillation article including a photomultiplier tube article July 12, 2011
A scintillation article including a scintillation detector coupled to a photomultiplier tube (PMT) housing, and a PMT assembly disposed within the PMT housing. The scintillation article further includes a cap assembly selectively coupled to the PMT assembly, wherein upon moving the c
7976949 High strength ceramic elements and methods for making and using the same July 12, 2011
One embodiment of the present invention relates to spherical ceramic elements, such as proppants, for maintaining permeability in subterranean formations to facilitate extraction of oil and gas therefrom. The strength of the ceramic element may be enhanced by combining materials havi
7972196 Methods of crystallographically reorienting single crystal bodies July 5, 2011
A method of changing the crystallographic orientation of a single crystal body is disclosed that includes the steps of characterizing a crystallographic orientation of the single crystal body and calculating a misorientation angle between a select crystallographic direction of the si
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