Method of manufacturing a dispenser cathode and the use of the method
OF THE INVENTION If the indium- or gallium oxide is provided in a surface layer of the dispenser body, a content of metal oxide from 2 to 20% by weight calculated on metal oxide + tungsten, in partic... Read More
Inventors: van Esdonk, Johannes; van Hal, Henricus A. M.; van Lith, Josef J.;, Assignee: U.S. Philips Corporation (New York, NY) |
Tungsten-iridium impregnated cathode
I claim: 1. A thermionic cathode comprising: a porous matrix of an alloy of at least one noble metal of the platinum group with a refractory metal of the group consisting of tungsten, molybdenum and a... Read More
Inventors: Green, Michael C.;, Assignee: Varian Associates, Inc. (Palo Alto, CA) |
Multifunctional ester-type additives for liquid hydrocarbyl or hydrocarbyloxy fuel
OF SPECIFIC EMBODIMENTS A polymeric ester was reacted with thiodipropionic acid in the presence of hydrocarbon solvent at elevated temperatures until water evolution ceased to be observed in a Dean-S... Read More
Inventors: Horodysky, Andrew G.;, Assignee: Mobil Oil Corp. (Fairfax, VA) |
Ceramic material for use in casting reactive metals
The present invention relates to an article surface, for example, a core surface, which is exposed to a reactive metal during casting of the reactive metal. The article surface is formed from a cerami... Read More
Inventors: Dodds, Gerald C.; Alexander, Ricky A.;, Assignee: PCC Airfoils, Inc. (Cleveland, OH) |
RE-Fe-B magnets and manufacturing method for the same
In accordance with the invention, a permanent magnet alloy is provided consisting essentially of, in weight percent, 27 to 35, preferably 29 to 34 of a rare earth element, including Nd in an amount of... Read More
Inventors: Kim, Andrew S.; Camp, Floyd E.;, Assignee: Crucible Materials Corporation (Syracuse, NY) |
Cast alloy used for production of rare earth magnet and method for producing cast alloy and magnet
We claim: 1. A cast alloy used for the production of a rare earth magnet, which: (a) contains from 27 to 34% by weight of at least one member selected from yttrium and rare earth elements, from 0.7 to... Read More
Inventors: Sasaki, Shiro; Hasegawa, Hiroshi; Hirose, Yoichi;, Assignee: Showa Denko K.K. (Tokyo, JP) |
Process for shaped cellulose article prepared from a solution containing cellulose dissolved in a tertiary amine N-oxide solvent
What is claimed: 1. A process for making a cellulose fiber or film which comprises extruding a solution containing a cellulose dissolved in a tertiary amine N-oxide solvent containing a nonsolvent for... Read More
Inventors: McCorsley, III, Clarence C.;, Assignee: Akzona Incorporated (Asheville, NC) |
Defuzzifier curcuit
In view of the above-described circumstances, it is a first object of the present invention to provide a defuzzifier circuit which has a simplified circuit configuration and is capable of sharing the ... Read More
Inventors: Muraji, Tetsuo;, Assignee: Mikuni Corporation (Tokyo, JP) |
Optical recording medium
What is claimed is: 1. An optical recording medium of a single plate type comprising a substrate having a groove, a recording layer containing a dye overlying the substrate, a reflective layer overlyi... Read More
Inventors: Mizukuki, Tadahiko; Koike, Tadashi; Kitagawa, Nobuhisa; Hirose, Sumio;, Assignee: Mitsui Toatsu Chemicals, Inc. (Tokyo, JP) |
Method for producing coated wood-based panels with rounded edges and panels obtained thereby
Accordingly, it is an object of the present invention to overcome the prior art problems by providing a method for industrially producing coated rounded-edge or curved-end panels. A further object of ... Read More
Inventors: Frati, Dante;, Assignee: Bipan S.p.A. (Bicinicco Udine, IT) |
Laminar reflective platelets and compositions and articles comprising them
We claim: 1. A hot stamp tape comprising a carrier sheet, and a highly reflective and corrosion-resistant transferable layer on one side of the carrier sheet, the transferable layer being releasable f... Read More
Inventors: Dunning, Richard E.; Rampelberg, Victor H.;, Assignee: Avery Corporation (San Marino, CA) |
Substantive preparation material for yarns or plied yarns
We claim: 1. A composition for substantively preparing yarns or plied yarns comprising an oil/water dispersion, the water portion of which contains (a) from about 5 to 80 weight percent of silicone oi... Read More
Inventors: Dumm, Heinz; Koerner, G/o/ tz; Krakenberg, Manfred; Rott, Hans; Schmidt, G/u/ nter;, Assignee: Th. Goldschmidt AG (Essen, DE) |
Primer compositions
OF THE PREFERRED EMBODIMENTS To describe the invention in further detail, the organosilanes or organosiloxanes as the first component in the primer composition are expressed by the above-mentioned fo... Read More
Inventors: Okami, Takehide;, Assignee: Shin-Etsu Chemical Company Limited (Tokyo, JA) |
Process for the shatterproof coating of glass surfaces
OF THE INVENTION The priming lacquer used in the process according to the invention comprises four components, namely: (a) a suitable solvent or solvent mixture, (b) an elastomeric polyurethane polyu... Read More
Inventors: Wieczorrek, Wolfhart; Mennicken, Gerhard;, Assignee: Bayer Aktiengesellschaft (Bayerwerk, DE) |
Silane scavengers for hydroxy radicals containing silicon-hydrogen bonds
I claim: 1. A stable, one package, substantially anhydrous and substantially acid free, room temperature vulcanizable organopolysiloxane composition stable under ambient conditions in the substantial ... Read More
Inventors: Chung, deceased, Rack H.;, Assignee: General Electric Company (Waterford, NY) |
Size for forming glass fibers having a reduced tendency to give gumming deposits
OF THE INVENTION It is believed but the invention is not limited by this belief that the composition and method of the invention gives improved sized glass fiber strands and yarn because of the use o... Read More
Inventors: Walser, Douglas M.;, Assignee: PPG Industries, Inc. (Pittsburgh, PA) |
Method of preparing ferromagnetic material
What is claimed is: 1. A method of preparing ferromagnetic material in the form of acicular particles consisting at least predominantly of iron, comprising the steps of reducing an iron oxide or iron ... Read More
Inventors: Rau, Hans; Knauff, Karl-Georg;, Assignee: U.S. Philips Corporation (New York, NY) |
Acicular .alpha.-iron particles, their preparation and recording media employing same
OF THE INVENTION The crux of the present invention lies in the hydrogen reduction of acicular particles of .alpha.-FeOOH which are intimately codispersed with calcium oxide, to form acicular .alpha.-... Read More
Inventors: Berry, Kenneth L.;, Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE) |
Stable colloidal dispersions of triacontanol
OF THE INVENTION The stable colloidal dispersions of the present invention allow for the uniform application of a large number of very small crystalline triacontanol particles, and thus are capable o... Read More
Inventors: Laughlin, Robert G.;, Assignee: The Procter & Gamble Company (Cincinnati, OH) |
Variable preload ball drive
OF THE INVENTION Referring to the drawings for the purposes of illustrating the preferred embodiment of the invention only, and not for the purpose of limiting the same, FIG. 1 shows a variable prelo... Read More
Inventors: Anderson, William J.;, Assignee: Nastec, Inc. (Cleveland, OH) |
Patterning process for bipolar optical storage medium
OF THE INVENTION FIG. 1 illustrates a prior art optical storage device 1 having, for example, a plurality of concentric tracks 2, a few of which are shown. Each track 2 is divided into a plurality of... Read More
Inventors: Cheng, John C.; Hinsberg, III, William D.; Lynch, Jr., Robert T.; MacDonald, Scott A.; Pederson, Lester A.; Wong, James S.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Master disc for an optical disc and method for manufacturing the master disc
In view of the foregoing, it is an object of the present invention to provide a master disc and a method for manufacturing the master disc in which a plurality of pits having different depths can be a... Read More
Inventors: Katsuda, Shinichi;, Assignee: NEC Corporation (Tokyo, JP) |
Cubic boron nitride preparation
AND BEST MODE The invention provides for deposition of cubic boron nitride on a substrate through activated reactive evaporation by a method which includes: (a) supporting a substrate in a vacuum and... Read More
Inventors: Beale, Harry A.;, Assignee: Battelle Development Corporation (Columbus, OH) |
Cubic boron nitride preparation
OF THE INVENTION The invention involves the deposition of CBN on a substrate through activated reactive evaporation including the steps of (a) heating the substrate in a vacuum, (b) evaporating metal... Read More
Inventors: Beale, Harry A.;, Assignee: Applied Coatings International, Inc. (Columbus, OH) |
Method of producing thin, hard coating
An object of this invention is the provision of a hard, tenacious, anti-galling and corrosion-resistant coating on at least the seal gland and bearing surfaces of a rolling cone rock bit. Another adva... Read More
Inventors: Nimmagadda, Rao R.;, Assignee: Smith International, Inc. (Newport Beach, CA) |
Process for production of high-hardness boron nitride film
Proceeding from the above-mentioned background, research was performed, and as a result, it was found that when vacuum deposition and ion irradiation are carried out on a substrate by using a boron-co... Read More
Inventors: Satou, Mamoru; Yamaguchi, Kohichi;, Assignee: Kyocera Corporation (Kyoto, JP) |
Method of making mixed nitride films with at least two metals
It is an object of the present invention is to solve the aforementioned problems by providing mixed nitride films particularly adapted to different requirements. The problem is solved by the invention... Read More
Inventors: Freller, Helmut; Schack, Peter;, Assignee: Siemens Aktiengesellschaft (Berlin and Munich, DE) |
Hot filament CVD of boron nitride films
Therefore, it is an object of the present invention to provide a method for coating a boron nitride film on a substrate. It is a further object of the present invention to provide a method for forming... Read More
Inventors: Rye, Robert R.;, Assignee: The United States of America as represented by the United States (Washington, DC) |
Process for depositing a layer containing boron and nitrogen
OF PREFERRED EMBODIMENTS The process according to the invention for depositing a layer containing boron (B) and nitrogen (N) on a substrate is characterized in that a layer containing B and N is depo... Read More
Inventors: Doellein, Guenther; Weidenbach, Guenter; Meyer, Hans; Bringmann, Udo; Weber, Andreas; Klages, Claus-Peter;, Assignee: Solvay Deutschland GmbH (Hanover, DE) |
Process for the preparation of an optical structure and optical structure obtained thereby
We claim: 1. A process for producing an optical structure comprising a silicon-based coating on an optical polymeric substrate, comprising the following consecutive steps: (a) plasma-activating a surf... Read More
Inventors: Rostaing, Jean-Christophe; Coeuret, Francois;, Assignee: L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des (Paris, FR) |
Manufacturing Materials 
