Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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| Number | Title | Issue Date |
| 5244849 | Method for producing transparent polycrystalline body with high ultraviolet transmittance A method for producing a transparent polycrystalline magnesia-alumina spinel body having high ultraviolet transmissivity and high strength and hardness characteristics is provided. A closed porosity body is formed from a spinel powder preferably having at... | 09/14/1993 |
| 5183785 | Aluminum borate ceramics and process for producing same The present invention provides an aluminum borate ceramic having a high porosity and a tightly controlled pore size distribution, while maintaining good mechanical strength. The ceramic body can be formed by decomposing boric acid-stabilized aluminum acet... | 02/02/1993 |
| 5082739 | Metallized spinel with high transmittance and process for producing A metallized spinel material and a method for producing a metallized spinel material are provided. The spinel is a high-transmissive material and, particularly, has high transmission in the ultraviolet and, preferably, the visible infrared wavelength regi... | 01/21/1992 |
| 5001093 | Transparent polycrystalline body with high ultraviolet transmittance A transparent polycrystalline body having high ultraviolet transmissivity is provided. The body is preferably a sintered magnesia-alumina spinel body having a transmittance of at least 85 percent in the wavelength range from 0.3 microns to 0.8 microns and... | 03/19/1991 |
| 4983555 | Application of transparent polycrystalline body with high ultraviolet transmittance A transparent polycrystalline body having high ultraviolet transmissivity is provided. The body is preferably a sintered magnesia-alumina spinel body having a transmittance of at least 85 percent in the wavelength range from 0.4 microns to 0.8 microns and... | 01/08/1991 |
| 4967663 | Unengraved metering roll of porous ceramic An unengraved metering roll made of porous ceramic material is described for depositing measured amounts of liquid as a coating on a substrate such as a metal can. The coating liquid is contained within the pores of the ceramic roll and deposited upon the... | 11/06/1990 |
| 4939996 | Ceramic munitions projectile A ceramic munitions projectile, particularly useful for practice or target munitions is provided. The projectile has a tensile strength greater than about 250 MPa, a critical stress intensity factor greater than about 6 MPam1/2, and a Weibull m... | 07/10/1990 |
| 4930731 | Dome and window for missiles and launch tubes with high ultraviolet transmittance A dome and window for missiles and launch tubes is provided having high ultraviolet transmittance and high strength properties. The domes and windows have, in their uncoated state, and with a thickness of about 1.88 mm, a transmittance greater than about ... | 06/05/1990 |
| 4876875 | Supported ceramic guide roller A supported ceramic roller and a method for production and use thereof is provided, particularly as a guide roller in a non-ferrous rolling mill. A ceramic roller member is attached to a backing member, preferably metallic, by an adhesive which has the ch... | 10/31/1989 |
| 4850278 | Ceramic munitions projectile A ceramic munitions projectile, particularly useful for practice or target munitions is provided. The projectile is preferably made of zirconia which is densified by a pressureless sintering method. The projectile has sufficient toughness to withstand acc... | 07/25/1989 |
| 4786342 | Method for producing cast tape finish on a dry-pressed substrate A method is provided for producing a ceramic substrate with at least one surface having sufficient smoothness to allow for placement of fine line electrical circuitry. A ceramic powder is placed in a die. A ceramic tape is formed having one surface with a... | 11/22/1988 |
| 4657992 | Paste anhydride curing system for cast epoxy resin bodies and method for making the same The instant invention provides a method for making a cast epoxy resin body and the epoxy formulation therefor wherein the formulation includes a two part system. Component A of the system when mixed with Component B in a ratio of 10 to 40 parts of Compone... | 04/14/1987 |
| 4631160 | Method of manufacturing ceramic substrate for fine-line electrical circuitry In accordance with the invention there is provided a sintered monolithic ceramic substrate for fine-line electrical circuitry, the substrate comprising a base layer containing at least 90% by weight crystalline alumina or beryllia and a thin upper layer c... | 12/23/1986 |
| 4585417 | Dental appliance and method of manufacture A tooth crown or the like fixed, custom fitted dental appliance made of a fired ceramic which undergoes substantially no shrinkage when fired, the appliance being made by forming a compact of the raw prefired ceramic with an undersurface shaped for a prec... | 04/29/1986 |
| 4374076 | Method for making cast epoxy resin bodies and epoxy formulation therefor A method for making cast precision epoxy resin bodies and an epoxy resin formulation for use therein, the epoxy resin formulation having Component A consisting essentially of from 40 to 70% by weight epoxy novolac polymer, from 30 to 50% by weight vinyl -... | 02/15/1983 |
| 4340635 | Ceramic substrate for fine-line electrical circuitry In accordance with the invention there is provided a sintered monolithic ceramic substrate for fine-line electrical circuitry, the substrate comprising a base layer containing at least 90% by weight crystalline alumina or beryllia and a thin upper layer c... | 07/20/1982 |
| 4265669 | Shrink-free ceramic and method and raw batch for the manufacture thereof The invention provides a hard, strong ceramic body and a ceramic raw batch and method for manufacture whereby the body, after being formed of the raw batch in the shape and size desired, can then be fired to monolithic structure without any shrinkage or d... | 05/05/1981 |
| 4154787 | Method for manufacturing silicon carbide bodies In accordance with the invention there is provided a method for manufacturing a reaction bonded silicon carbide body by heating, in a vacuum or an inert atmosphere, to at least the melting temperature of elemental silicon, a porous compact consisting esse... | 05/15/1979 |
| 4111026 | Stepped cone draw block A stepped cone draw block disclosed has intermediate sheaves which each include a pair of plate-like annular sheave members with peripheral flanges between which a ceramic ring for drawing a wire is clamped. Side surfaces of the sheave members of each int... | 09/05/1978 |
| 4029836 | Resilient heat resistant laminated composite In accordance with the invention, there is provided an assembly of two members having therebetween a resilient heat-resistant laminated composite consisting essentially of a plurality of layers of graphite cloth bonded together by silicone rubber, the gra... | 06/14/1977 |
| 3978269 | Hollow pellets and method of making same In accordance with the invention, hollow pellets having outer surfaces of one material and inner surfaces of another material are manufactured by dropping drops of liquid into a bed of powder containing the material of which it is desired to make the oute... | 08/31/1976 |
| 3974249 | Method for manufacturing a transparent ceramic body The present invention provides a high heat resistant, light transmitting, thermal shock resistant and high strength sintered ceramic body containing at least about 98% by weight magnesia-alumina spinel and a method of manufacturing the same which comprise... | 08/10/1976 |
| 3939902 | Heat exchanger rim and hub with L-shaped cross-section In accordance with the invention there is provided a heat exchanger for transferring heat from the exhaust gases of a turbine engine to the intake air for the engine, the heat exchanger comprising a rotatable cylindrical ceramic body having axially extend... | 02/24/1976 |
