...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 7335620 | Photocatalytic powder, photocatalytic slurry, and polymer composition, coating agent, photocatalytic functional molded article and photocatalytic functional structure using the powder An object of the present invention is to provide a photocatalytic powder containing titanium dioxide fine particles containing an anionically active substance, where the electrokinetic potential of the fine particle is from about −100 to 0 mV in an aqueous environ... | 02/26/2008 |
| 7196282 | Movable contact unit arrangement including a movable contact unit and a magnetic sensor A movable contact unit arrangement includes a movable contact disposed close to a magnetic sensor. The movable contact unit includes a base sheet made of insulating resin, and a movable contact made of elastic metal plate material and having a downwardly opening dom... | 03/27/2007 |
| 6982047 | Surface-treated ultrafine metal powder, method for producing the same, conductive metal paste of the same, and multilayer ceramic capacitor using said paste The present invention improves the oxidation resistance of an ultrafine metal powder for use in the internal electrode of a multilayer ceramic capacitance and suppresses an increase in the thickness of a metal internal electrode film resulting from the spheroidizati... | 01/03/2006 |
| 6939413 | Flux binder system A welding flux that includes a flux agent and a binder. The binder includes a colloidal binder formed from small particles of silicon dioxide. The binder can be dried at lower temperatures to thereby for a greater range of fluxing agents and/or metal alloys to be in... | 09/06/2005 |
| 6692844 | Glaze for ceramic superplastic forming (SPF) dies The life of ceramic SPF dies can be enhanced significantly by plasma spray application of a cordierite glaze on the forming surface. The preferred glaze has a coefficient of thermal expansion close to or matching with the ceramic of the die, and, typicall... | 02/17/2004 |
| 6582833 | Ti-base wire rod for forming molten metal A Ti-base wire rod for forming molten metal excellent both in rod feeding smoothness and arc stability is disclosed. A wire rod 301 is composed of Ti metal, and has in the surficial portion including the surface thereof an oxygen enriched layer having an ... | 06/24/2003 |
| 6242113 | Welding alloy and articles for use in welding, weldments and methods for producing weldments A nickel, chromium, iron alloy for use in producing weld deposits. The alloy comprises, in weight percent, about 27 to 31.5 chromium; about 7 to 11 iron; about 0.005 to 0.05 carbon; less than about 1.0 manganese, preferably 0.30 to 0.95 manganese; about 0... | 06/05/2001 |
| 6231277 | Cermet tool and method for manufacturing the same A cermet tool that has excellent thermal crack resistance, while maintaining plastic deformation resistance, wear resistance and a long service life even when it is used for intermittent cutting is disclosed. The cermet tool comprises Ni or Ni and Co in a... | 05/15/2001 |
| 6060162 | Pulsed voltage surge resistant magnet wire A pulsed voltage surge resistant magnet wire comprising a conductor, a continuous and concentric and flexible uniform coat of base insulation material superimposed on the conductor. An essentially continuous and concentric and uniform pulsed voltage surge... | 05/09/2000 |
| 5952100 | Silicon-doped boron nitride coated fibers in silicon melt infiltrated composites A fiber-reinforced silicon--silicon carbide matrix composite having improved oxidation resistance at high temperatures in dry or water-containing environments is produced. The invention also provides a method for protecting the reinforcing fibers in the s... | 09/14/1999 |
| 5907006 | Compositions for the coating of substrates of matt appearance The invention relates to compositions for the coating of substrates of matt surface appearance, based on thermoplastic and/or heat-curable resins such as PA, PP, polyesters and epoxy resins and containing one or a number of matting agents which are predom... | 05/25/1999 |
| 5725951 | Lubricant and soil release finish for yarns An improved textile yarn finish is provided having a continuous aqueous phase with a soil release agent incorporated therein and a discontinuous phase of a lubricating oil.... | 03/10/1998 |
| 5688596 | Aromatic polyamide filament having an enhanced weathering resistance An aromatic polyamide filament includes extremely fine inorganic material having a high refractive index of 2.0 or more and an extremely fine average particle size of 0.3 μm or less and dispersed, in an amount of 0.1 to 5% based on the total weight of th... | 11/18/1997 |
| 5683812 | Ceramifiable sizing composition for continuous inorganic yarns, yarns coated with this composition and process for sizing and heat treatment making use of this composition A ceramifiable sizing composition includes, in % by weight: a) 5.5 to 20% of at least one water-soluble metal salt chosen from chromium, zirconium, titanium and aluminum salts; b) 0.2 to 15% of at least one binding agent; c) 0.15 to 3% of at least one silane giving... | 11/04/1997 |
| 5654095 | Pulsed voltage surge resistant magnet wire A pulsed voltage surge resistant magnet wire comprising a conductor, a continuous and concentric and flexible uniform coat of base insulation material superimposed on the conductor and an essentially continuous and concentric and uniform pulsed voltage su... | 08/05/1997 |
| 5501907 | Fibrous electrically conductive filler A fibrous electrically-conductive filler herein provided comprises fibrous aluminum borate as a core material provided thereon with, in order, an optional titanium oxide intermediate layer and an antimony-free tin oxide layer. The fibrous electrically-con... | 03/26/1996 |
| 5414053 | Thermoformable, thermosettable adhesives prepared from epoxy resins and polyesters and/or polycarbonates Described herein is an adhesive composition comprising (a) an aromatic polyester or aromatic polycarbonate, (b) a polyepoxide, (c) an effective amount of an initiator or catalyst for the reaction of carbonate or ester groups in the aromatic polycarbonate ... | 05/09/1995 |
| 5322735 | Roller body, method of its manufacture, and of roller or plain bearings A roller body or plain bearing component exhibits a core body (1) of ceramic material which is coated with a lapped hard layer (3) (e.g. titanium carbide, Diamond . . . ).... | 06/21/1994 |
| 5316851 | Silicon carbide composite with metal boride coated fiber reinforcement A composite is comprised of reinforcement fibers having a continuous coating of a metal diboride form the group consisting of titanium diboride, zirconium diboride, hafnium diboride, aluminum diboride, and mixtures thereof, and a molten silicon infiltrati... | 05/31/1994 |
| 5308698 | Flux for coated welding electrode The invention provides a coated electrode for producing a nickel-base weld deposit containing at least 12 weight percent chromium. The coated electrode includes a flux surrounding the core wire. The flux includes in parts by weight 5 to 35 strontium carbo... | 05/03/1994 |
| 5275885 | Piezoelectric cable A piezoelectric cable for use in detecting under water acoustic wave while being trailed by a boat is disclosed, which includes a core electrode, an outer electrode surrounding the core electrode, a piezoelectric layer disposed between the core electrode ... | 01/04/1994 |
| 5238741 | Silicon carbide filaments bearing a carbon layer and a titanium carbide or titanium boride layer Silicon carbide filaments are coated to protect them from attack by a titanium matrix material when incorporating them into a metal matrix composite. The coating method comprises coating the filaments firstly with a carbon layer and then with a titanium c... | 08/24/1993 |
| 5227249 | Boride coatings for SiC reinforced Ti composites The subject invention relates to a coated reinforcement material comprising a SiC reinforcement having an outer core coating of the general formula: Tix My Bz wherein M is at least one of V, Nb, Ta, Cr, Mo, W, Zr, and Hf; x is betwe... | 07/13/1993 |
| 5167943 | Titanium nitride coated silicon carbide materials with an interlayer resistant to carbon-diffusivity Finely divided silicon carbide materials, particularly powders, whiskers and short fibers, are provided with a titanium nitride surface coating by the process of (i) placing a low carbon diffusivity layer atop the silicon carbon, (ii) placing a titanium m... | 12/01/1992 |
| 5098700 | Far infrared ray emitting, odor-absorbing material A far infrared ray emitting, odor-absorbing material is disclosed. The material comprises cellulose acetate fiber having adhered thereto an ultrafine powder of alumina hydrate or silica hydrate which is chemically produced in an aqueous dispersion of the ... | 03/24/1992 |
| 5030509 | Carbonaceous fiber or fiber assembly with inorganic coating A thermally stable ceramic and/or metal coated carbonaceous linear fiber batting, fiber tow, yarn or fabric which maintains some degree of stability in the presence of various concentrations of oxygen at elevated temperatures.... | 07/09/1991 |
| 4927683 | Color-bearing textile product A color-bearing textile product which comprises fibers, a silver-gray metal layer formed on the surface of said fibers by sputtering, and a metal layer or metal compound layer of chromatic color formed on the surface of said metal layer by sputtering. The... | 05/22/1990 |
| 4876143 | Rod material A rob material includes an elongated matrix made of synthetic resin, a plurality of first elongated textile elements, and a plurality of second elongated textile elements, the first and second elements being embeded within the matrix, parallel to each oth... | 10/24/1989 |
| 4699849 | Metal matrix composites and method of manufacture A metal matrix composite is produced by plastically deforming a metal powder, either before or after blending the powder with ceramic fibers, and compacting the mixture at elevated temperatures to achieve substantially full density. Imparting strain energ... | 10/13/1987 |
| 4664961 | Structural fiber pre-forms and method of making A structural fiber pre-form useful as a structural article when saturated with a resin which is subsequently cured is disclosed, which is comprised of a large number of tightly packed, parallel structural yarns. The yarns are held in alignment by a sewing... | 05/12/1987 |
| 4522453 | Tribological coatings for the protection of moving machine parts from wear and corrosion Machine parts are disclosed which are subjected to rolling or sliding conditions, wherein the friction partners are protected by layers with low static and dynamic coefficients of friction which are selected with regard to their tribological properties an... | 06/11/1985 |
| 4503121 | Laminate compositions with polyarylate and poly(aryl ether) Described herein are laminate compositions comprising a polyarylate, or blends thereof, derived from a dihydric phenol and an aromatic dicarboxylic acid which is laminated upon the surface of a poly(aryl ether), particularly polysulfone. In contrast to th... | 03/05/1985 |
| 4420507 | Process for improving opacity of polyester textile materials According to the process by which the textile material is made, the titanium dioxide pigment having a particle size of at least about 0.18 micron is exhausted from a dispersion of same onto the textile material at a pH below approximately 7.5. Subsequent ... | 12/13/1983 |
| 4406851 | Process for the manufacture of insulated winding wires through extrusion of thermoplastics An extrusion process for the manufacture of insulated winding wires. Part crystalline thermoplastic polycondensates with crystallite melting points above 170° C., preferably above 250° C., are extruded. Polyethylene terephthalate is the polycondensate o... | 09/27/1983 |
| 4367394 | Coated electrode for arc welding A coated electrode for arc welding, comprising a steel wire core having a flux coating therein, the flux consisting essentially of 6-24% of TiO2, 2-15% of MgO, 10-30% of SiO2, 5-15% of Mn, 1-6% of Al2 O3, 20-60%... | 01/04/1983 |
| 4349721 | Coated welding electrode of basic type suitable for vertical down welding of pipes There is provided an improved basic coated welding rod for downhand welding of fixed pipes. The coating contains by weight on a dry basis 22 to 28% of calcium carbonate, 1.5 to 3% of calcium fluoride, 7 to 14% of titanium dioxide, 35 to 55% of iron, and 5... | 09/14/1982 |
| 4283452 | Polyester textile material having improved opacity A polyester fiber textile material made by the application of titanium dioxide pigment thereto is provided. According to the process by which the textile material is made, the titanium dioxide pigment having a particle size of at least about 0.18 micron i... | 08/11/1981 |
| 4219606 | Chemical composition for the coating of electrodes for manual arc welding The coating composition consists essentially of, by weight, 6-20% cane bagasse, 10-15% potassic feldspar, 40-50% rutile concentrate, 8-12% calcium carbonate, 10-12% ferromanganese and 10-13% potassic mica, wherein the potassic feldspar has the following c... | 08/26/1980 |
| 4185136 | Coated electrodes A coated electrode is provided comprising a metal core rod and a sheath coating enveloping said rod, said sheath consisting essentially of at least one hard phase-forming element in particulate form bonded to said rod, said sheath containing an amount of ... | 01/22/1980 |
| 4166879 | Gas-shielded-type coated arc welding electrode This invention relates to a gas shielded-type coated arc welding electrode, more particularly to the coated electrode consisting of a mild steel core and coating material which comprises 20 - 40% organic material by weight of a total coating material, and... | 09/04/1979 |