Bizarre Patents
Dining Table Having Integral Dishwasher
A space-saving dishwasher, which may be installed within a counter top or table, having a dish-carrying rack that is vertically shiftable through the open top of the dishwasher for facilitating loading and unloading of the dishes.
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| Number | Title | Issue Date |
| 5453409 | Ceramic capacitor and method for fabricating the same A miniaturized ceramic capacitor having excellent electric characteristics and substantial capacity can be obtained by firing under a non-oxidative atmosphere at a temperature of up to 1200° C. A dielectric layer of this ceramic capacitor consists of a b... | 09/26/1995 |
| 5449389 | Process for production of fine -alumina powder A process for production of a fine alpha-alumina powder having a specific surface area of not smaller than 10 m2 /g and superior polishing characteristics is provided, the process comprising heat-treating a mixture of gamma-alumina powder and s... | 09/12/1995 |
| 5450434 | Method to work cubic boron nitride article The present invention provides a method for cutting or smoothing an article containing cubic boron nitride. In particular, the method comprises the step of irradiating a beam having a wavelength of not longer than 360 nm to the cubic boron nitride article... | 09/12/1995 |
| 5432137 | Process for producing a highly crystalline, fine -alumina powder A novel process for producing highly crystalline, fine -alumina is disclosed. Aluminum hydroxide is calcined in the presence of fine silica powder. The obtained alumina is in the alpha form and has a specific surface area of least 10 m2 ... | 07/11/1995 |
| 5419844 | Piezoelectric ceramics Disclosed herein are piezoelectric ceramics composed of lead titanate zirconate, which is expressed in PbZr1-z Tiz O3, where z=0.45 to 0.54, with 0.1 to 8 mole percent of the Pb atoms being replaced with at least one eleme... | 05/30/1995 |
| 5413971 | Laser absorbing filter glass Rare earth ions with partially filled 4f electron shells are incorporated in an amount of up to 39 mole percent oxide into a glass consisting essentially of, in mole percent, 19-31% SiO2, 19-31% B2 O3, 10-20% Al2 | 05/09/1995 |
| 5403797 | Non-reducing dielectric ceramic composition To provide a non-reducing dielectric ceramic composition for multilayer ceramic capacitor, in which decrease of specific resistance and shortening of life time do not occur due to reduction of dielectric ceramic composition even when it is fired in neutra... | 04/04/1995 |
| 5401284 | Sol-gel alumina abrasive wheel with improved corner holding The present invention provides a vitreous-bonded abrasive grinding wheel wherein the abrasive grit portion comprises a sol-gel alumina abrasive and wherein the wheel has improved corner or form holding characteristics and mechanical properties. The invent... | 03/28/1995 |
| 5401702 | Microwave dielectric ceramic composition A microwave dielectric ceramic composition exhibiting superior high frequency characteristics, particular temperature coefficients suitable for materials for cellular phones, which composition comprises approximately 0.1 to approximately 0.3 mole fraction... | 03/28/1995 |
| 5401283 | Ultra-hard abrasive particles A synthetic diamond or cubic boron nitride particle is characterized by containing two or more stable isotopes of an element present in a ratio which is different to the ratio in which the isotopes exist in nature. The diamond or cubic boron nitride parti... | 03/28/1995 |
| 5399536 | Silicon nitride sintered body A silicon nitride sintered body comprising 3.5% by weight or less of aluminum, 3.5% by weight or less of oxygen and the balance of silicon nitride; and a silicon nitride sintered body comprising 90% by weight or more of silicon nitride, 3.5% by weight or ... | 03/21/1995 |
| 5397753 | Nonreducible dielectric ceramic composition A nonreducible dielectric ceramic composition consists essentially of: a primary component consisting essentially of 92.0 to 99.4 mol % of BaTiO3, 0.3 to 4.0 mol % of at least one of rare earth element, expressed by the general formula: Re... | 03/14/1995 |
| 5395714 | Alkaline cells that employ low expansion zinc in the anode Alkaline cells are substantially free of mercury, employ a zinc anode and do not exhibit leakage after discharge through an electrical resistor to 1.2 volts and then stored under storage conditions of 21° C. for ninety days.... | 03/07/1995 |
| 5391223 | Metallization compositions for BI and PB-containing ceramic dielectrics It has been newly determined that in a reaction of an Ag/Pd metallization with Pb from a lead-based ceramics, a maximum solubility of Pb is observed of approximately 14% (atomic percent). By inclusion of an effective amount of Pb in the Ag/Pd metallizatio... | 02/21/1995 |
| 5391210 | Abrasive article Abrasive articles comprising a plurality of abrasive grits and a cured ceramer. The cured ceramer is formed from a liquid dispersion comprising a dispersing liquid and non-aggregated colloidal metal oxide particles dispersed in the dispersing liquid, wher... | 02/21/1995 |
| 5391365 | Process for producing manganese dioxide The invention relates to the manufacture of manganese dioxide by a chemical process. The resulting manganese dioxide product takes the form of particles characterized by filament-like protrusions jutting out from its surface. The manganese dioxide particl... | 02/21/1995 |
| 5389588 | Reaction injection molding of silicon nitride ceramics having crystallized grain boundary phases A sintered, Si3 N4 -containing ceramic article is prepared by a reaction injection molding process comprising (1) injecting into a heated mold a fluid, nondilatant mixture of (a) at least 40% by volume of a powder mixture of (i) Si | 02/14/1995 |
| 5389118 | Abrasive tool having film-covered CBN grits bonded by brazing to a substrate The invention concerns in one aspect a CBN abrasive tool comprising a metal, ceramic or cemented carbide substrate and a single layer of CBN grits bonded to said substrate by a brazing alloy, characterized in that the surface chemistry of said CBN grits i... | 02/14/1995 |
| 5387268 | Sintered alumina abrasive grain and abrasive products A sintered alumina abrasive grain comprised of alpha-alumina crystals and a spinel crystalline phase which does not form a continuous phase but is in the form of discrete crystals which are deposited on triple points in alumina crystal boundaries and are ... | 02/07/1995 |
| 5385591 | Metal bond and metal bonded abrasive articles The present invention is a metal bond comprising a filler with a Vickers hardness from about 300 kg/mm2 to about 800 kg/mm2 wherein the Vickers hardness of the filler is maintained above 300 kg/mm2 upon firing of the bond ... | 01/31/1995 |
| 5384290 | Porous ceramic beads Ceramic beads having a bimodal pore distribution are prepared by a process involving a) formation of a ceramic particle slurry, b) adding a foamable prepolymer to the slurry to form a mixture, c) dispersing the mixture as beads in a second liquid, d) poly... | 01/24/1995 |
| 5384293 | Rare earth oxide-alumina-silica sintered body and method of producing the same In order to provide a rare earth oxide-alumina type sintered body having no defect such as void and pore, and high strength, toughness and reliability, silica is added to a mixture of rare earth oxide and alumina to control a crystal grain size of the sin... | 01/24/1995 |
| 5384294 | Sol-gel derived lead oxide containing ceramics Method is provided for preparing PbO-based ceramics by mixing metal cations in alkanolamines and then adding the mixture to lead carboxylates in alcohol, to obtain ceramic solutions or gels therefrom. The metal cations are sourced from metal alkoxides, ch... | 01/24/1995 |
| 5382272 | Activated polishing compositions Disclosed is a process for preparing activated compositions and the compositions derived therefrom which are suitable for polishing surfaces, particularly integrated circuits, wherein a base abrasive is activated by addition of a second cation whose oxide... | 01/17/1995 |
| 5380360 | Ultra-fine granular barium sulfate-coated flaky pigment and method of preparing the same Disclosed are a flaky pigment in which the surfaces of fine flaky grains, as a pigment base, have been coated with ultra-fine barium sulfate grains having a mean grain size of 0.1 μm or less. The pigment is produced by a process comprising reacting: (a) ... | 01/10/1995 |
| 5380688 | Method for making submicrometer carbides, submicrometer solid solution carbides, and the material resulting therefrom A method for making submicrometer metallic carbides and submicrometer solid solution metallic carbides from sources of at least one metallic oxide and carbon involves the rapid heating of a reactive particulate mixture of at least one metallic oxide and c... | 01/10/1995 |
| 5378252 | Abrasive articles An abrasive article comprising a plurality of abrasive particles bonded together, bonded into a substrate, or bonded onto a backing by a cured binder, the cured binder being formed by solidifying a binder precursor comprising an aqueous acrylate polymer e... | 01/03/1995 |
| 5378382 | Piezoelectric ceramic composition for actuator The present invention relates to a piezoelectric ceramic composition for actuator which is a composition comprising a basic composition containing lead, lanthanum, alkali earth metals, zirconium, titanium and oxygen in the formulation represented by the f... | 01/03/1995 |
| 5378663 | Method of preparing a dielectric ceramic composition for producing a dielectric resonator or filter for microwave applications A dielectric ceramic composition is disclosed which includes: a main ceramic composition of barium oxide and titanium oxide, or barium oxide, titanium oxide and at least one of strontium oxide, calcium oxide, zirconia and zinc oxide, which composition is ... | 01/03/1995 |
| 5378251 | Abrasive articles and methods of making and using same An abrasive article is presented which includes a backing having a front and back surface, and an abrasive coating bonded to the front surface of the backing. The abrasive coating comprises a homogeneous mixture of a plurality of abrasive particles, a bin... | 01/03/1995 |
| 5378667 | Intercrystalline semiconductive ceramic capacitor An intercrystalline semiconductive ceramic capacitor having a dielectric ceramic body formed by sintering a dielectric ceramic having a composition essentially consisting of a major component comprised of 1 mole SrTiO3 and a minor component com... | 01/03/1995 |
| 5378408 | Lead-free thick film paste composition A screen-printable thick film paste composition suitable for forming conductive patterns on a rigid substrate comprising: (a) finely divided particles of a lead-free glass composition having a softening point log (eta)=7.6 poise from 400° C.-650° C., a ... | 01/03/1995 |
| 5376157 | Less aggressive blast media formed from compacted particles A blast media for stripping contaminants from very soft and sensitive substrates comprises compacted abrasive particles which are formed by compacting very fine particles of the abrasive into larger particles which are friable and which will break apart i... | 12/27/1994 |
| 5376597 | Lead-free glass composition having properties similar to lead crystal glass A glass composition is disclosed wherein the density and the refraction index and the dispersion value of light are equal to or higher than those of conventional lead-containing crystal glass while no lead is contained therein at all. The glass compositio... | 12/27/1994 |
| 5376603 | Dielectric ceramic for microwaves In a dielectric ceramic composed of a La2 O3 -CaO-TiO2 -MgO type or a BaO-Nd2 O3 -TiO2 type, the oxygen vacancy concentration of the ceramic is controlled below 7×1018 /cm3... | 12/27/1994 |
| 5374595 | High liquidus viscosity glasses for flat panel displays This invention is related to glasses for use as substrates in flat panel display devices; more specifically, for use as substrates in LCDs which utilize polycrystalline silicon thin film transistors. The compositions for the inventive glasses are essentia... | 12/20/1994 |
| 5374293 | Polishing/grinding tool and process for producing the same Disclosed is a precise grinding grindstone in which the-heights of the grinding particles can be aligned even if large particles are employed. An underlying plated layer is formed on a substrate, and grinding particles are dispersed as a single layer ther... | 12/20/1994 |
| 5372976 | Vitreous china, method for preparing the vitreous china, sanitary-ware produced therefrom and glaze therefor A vitreous china comprises, as principal components, 25 to 70% by weight of a glass phase and 75 to 30% by weight of a crystalline phase, the glass phase comprising, as principal chemical components, 4 to 12% by weight of K2 O+Na2 O,... | 12/13/1994 |
| 5372620 | Modified sol-gel alumina abrasive filaments Filamentary abrasive particles formed from a sol-gel alumina modified by rare earth metal oxides have excellent abrasive qualities.... | 12/13/1994 |
| 5370718 | Abrasive tape A method of producing an abrasive tape by preparing an abrasive paint containing abrasive grains having a grain size of 0.05 to 10 μm and containing air bubbles which, upon coating of a flexible substrate, form an abrasive layer having pores in content o... | 12/06/1994 |
