Matches 101 - 150 out of 250 < 1 2 3 4 5 >
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5650234 Electrophilic polyethylene oxides for the modification of polysaccharides, polypeptides (proteins) and surfaces  
Several poly(ethylene glycol) mixed carbonates and their preparation are closed. These carbonates are synthesized by conversion of polyethylene glycol first to the chloroformate then by reaction...
5635002 Method of preventing adhesion of adhesive substance, and method of preventing adhesion of non-vulcanized rubber  
Disclosed is a structure composed of a ragged base body with a ragged surface and a non-adhesive layer of a non-adhesive high polymer, in which the layer is fixed to at least the depressions of the...
5597644 Ceramic circuit board and process for producing same  
A ceramic circuit board comprises a ceramic substrate having a glaze film formed thereon, the glaze film being overlaid with a functional thin film such as a ferromagnetic film serving as a...
5576068 Method of treating a packaging element, especially for medical or pharmaceutical use; packaging element thus treated  
The present invention relates to a method of treating a packaging element, specially a sealing element, comprising the coating with a polymer film of at least those parts of said element which are...
5569496 Thermal deposition methods for enhancement of vehicle wheels  
A layer of material is thermally sprayed onto a portion of the surface of a vehicle wheel rim drop well with an arc plasma spray gun. Before spraying, the drop well surface is prepared by removing...
5567490 White thermal control surfaces  
The present invention resides in a white thermal control surface resistant to darkening due to exposure to X-rays and ultraviolet radiation. The surface comprises a substrate and a ceramic...
5543170 Desorption mass spectrometric control of alloy composition during molecular beam epitaxy  
System and method for controlling alloy composition during molecular beam epitaxy growth of group III-V ternaries at high substrate temperature or under any conditions which give rise to...
5536574 Oxidation protection for carbon/carbon composites  
The oxidation protection for a surface of a carbon/carbon composite substrate having a primary protective coating previously formed thereon is improved by applying to said surface a layer of a...
5532063 Silicon oxide depositing source and coated film  
A silicon oxide depositing source is a mixture of a metallic silicon powder and a silicon dioxide powder. Both the powders are finely divided to a mean particle size of up to 20 μm. They are mixed...
5522007 Method of building up an optical fiber preform by plasma deposition, and an optical fiber obtained from the preform built up by the method  
A method of using a plasma to build up an optical fiber preform consists in injecting hydroxyl ions in a controlled manner into the build-up silica that is deposited on the preform. The invention...
5498760 Process and system for protecting an oxidizable material against oxidation  
Process and system for protecting an oxidizable material against oxidation. The process according to the invention consists of forming a gas-permeable body (1) having open pores (28), a first...
5489449 Coated particles of inorganic or metallic materials and processes of producing the same  
A particle of an inorganic or metallic material which is coated on the surface with ultrafines of an inorganic or metallic material. The coated particle is produced by introducing the particles of...
5472487 Molybdenum disilicide based materials with reduced coefficients of thermal expansion  
Molybdenum disilicide base materials and methods for producing them are described. Mixtures of MoSi 2 powder and other powders including SiO 2 , Si 3 N 4 , SiC and Mo 5 Si 3 are plasma sprayed....
5427823 Laser densification of glass ceramic coatings on carbon-carbon composite materials  
Alumino-silicate glass-ceramic coated carbon-carbon composite and graphitic substrates having resistance to oxidation and thermal cycling. The coatings are fabricated from plasma-sprayed powders of...
5418015 Process for forming a refractory oxide coating  
A thermal spray powder feed coating composition composed of stabilized zirconia mixed with zircon and a selected oxide, such as yttria, to form a refractory oxide coating ideally suited for hearth...
5405458 Method of producing hard film of Ti-Si-N composite material  
Deposition of a hard film of Ti--Si--N composite material on a substrate is carried out by using a source of evaporation possessing a composition of Ti a Si b (wherein "a" and "b" stand for...
5399257 Coke inhibiting process using glass bead treating  
Hydrocarbon conversion processes having a susceptibility to coke formation on the internal surfaces of processing equipment are improved by inhibiting the formation of coke with the use of a glass...
5380563 Ceramic welding  
In a ceramic welding process a composition of matter therefore includes a mixture of refractory particles and oxidizable metal particles wherein the harmonic mean size of the refractory particles...
5356672 Method for microwave plasma assisted supersonic gas jet deposition of thin films  
A thin film is formed on a substrate positioned in a vacuum chamber by use of a gas jet apparatus affixed to a vacuum chamber port and having an outer nozzle with an interior cavity into which...
5332601 Method of fabricating silicon carbide coatings on graphite surfaces  
The vacuum plasma spray process produces well-bonded, dense, stress-free coatings for a variety of materials on a wide range of substrates. The process is used in many industries to provide for the...
5299731 Corrosion resistant welding of stainless steel  
A process for welding stainless steel tubing in the presence of an inert gas comprising a silicon base gas, in particular silane SiH 4 . During the welding operation, a suitable quantity of silicon...
5277936 Oxide containing MCrAlY-type overlay coatings  
The oxidation resistance of MCrAlY-type overlay coatings is improved by incorporating small discrete oxide particles into the coating. The particles are preferably yttrium oxide, and the coating is...
5271869 Plasma producing gas for plasma projection of metallic oxide  
The plasma producing gas consists of a ternary mixture of helium, argon and hydrogen and contains at least about 10% hydrogen, typically 30 to 70% helium, 10 to 50% argon and 10 to 25% hydrogen,...
5262206 Method for making an abradable material by thermal spraying  
A method for forming an abradable composite material and the material so formed. A filler is fed axially into a stream of high-temperature combustion gases such that the filler is entrained in the...
5211991 Method of plasma spraying magnetic-cermet dielectric coatings  
A method of forming high temperature resistant coatings having magnetic particles in a ceramic matrix by plasma spraying. Typically, the surface to be coated is cleaned by a combination of solvent...
5198188 Combustion synthesis method and products  
Disclosed is a method of producing dense refractory products, comprising: (a) obtaining a quantity of exoergic material in powder form capable of sustaining a combustion synthesis reaction; ...
5135607 Process for forming deposited film  
A process for forming a crystalline deposited film on a substrate surface by preparing the substrate surface on which spaced crystal nuclei are present for forming the crystalline deposited film,...
5120613 Pocess for increasing the resistance to corrosion and erosion of a vane of a rotating heat engine  
Process for increasing the resistance to corrosion and erosion of a vane of a rotating heat engine, which vane consists essentially of a ferritic and/or ferritic-martensitic base material, in that...
5077140 Coating systems for titanium oxidation protection  
Coatings that provide substantial oxidation protection for titanium substrates are comprised of a continuous coating of ductile MCrAl or ductile MCr alloys where M is at least one metal selected...
5066523 Process for producing corrosion-resistant layers  
A process for producing a protective metal layer on tubes used in firing installations comprises thermal spraying on the tubes an atomized powder being formed from an alloy which comprises from...
5061526 Process for forming a porous refractory mass  
A process for forming a porous refractory mass on a surface is characterized in that an oxidizing gas is projected against that surface together with a powder mixture which comprises: refractory...
5032193 Method of making synthetically engineered materials  
A process for fabricating synthetic materials, such as "atomic ceramics", by atomic alloying of a host material. Energetic modifier elements or species are introduced into the host matrix of a...
5017402 Method of coating abradable seal assembly  
Adverse interactions during initial interactions between abradable seal components are minimized by applying a coating to the moving seal component. The coating is nonreactive with the abradable...
5013499 Method of flame spraying refractory material  
A method of flame spraying refractory material for in situ repair of, e.g., furnace linings wherein an inert carrier gas incapable of supporting combustion and particles of refractory oxide and...
4996119 Speaker cone plate and method of forming  
A speaker cone plate is provided with an inorganic surfacial hard layer formed at least on a face of a metal substrate and is subjected to a reinforcing treatment by hot isostatic pressing, wherein...
4970364 Method of coating internal surfaces of an object by plasma spraying  
A plasma spray torch comprises a spray nozzle which forms an electrode and which includes a nozzle duct, and a second electrode associated therewith, in a portion of a torch arm which is...
4967686 Apparatus for forming refractory masses  
An apparatus for forming a refractory mass on a surface of a substrate by spraying against the surface a mixture of particles including oxidizable particles and refractory particles in a carrier...
4943698 Hardfacing powders  
The occurrence of porosity in hardfacing deposits produced by plasma transferred arc welding is significantly reduced by blending a porosity reducing agent preferably aluminum and/or manganese,...
4935266 Process and material for producing corrosion-resistant layers  
A process for producing a corrosion-resistant protection on stabilizing wall surfaces and superheater tubes in sulfur-bearing hot gases which are used at surfaces temperatures of over 400° C. in...
4933241 Processes for forming exoergic structures with the use of a plasma and for producing dense refractory bodies of arbitrary shape therefrom  
Plasma spraying methods of forming exoergic structures and coatings, as well as exoergic structures produced by such methods, are provided. The methods include the plasma spraying of reactive...
4921734 Cylinder liners  
Cylinder liners for internal combustion engines, particularly diesel engines, are described the liners comprising a metal outer sleeve having therein an inner sleeve comprising a ceramic material...
4911955 Forming refractory masses  
When forming a refractory mass on a surface a mixture of oxidizable particles and refractory particles in a comburent carrier gas is sprayed against that surface from an outlet of a lance. Thus on...
4861618 Thermal barrier coating system  
A thermal barrier coating system for the protection of nickel and cobalt base superalloys at elevated temperature comprises 7% yttria partially stabilized zirconia plasma sprayed in air on a plasma...
4835022 Process and apparatus for coating components  
The invention relates to a process for the coating of components, wherein a plastic-containing layer is sprayed onto the surface of the components. During spraying, at least one mixture component...
4806394 Method for producing a wear-resistant, titanium-carbide containing layer on a metal base  
A method is provided for producing a wear-resistant layer on a metal base. A material, containing about 10 to 50% by weight of TiC in the form of sintered or agglomerated particles in which TiC is...
4788077 Thermal spray coating having improved addherence, low residual stress and improved resistance to spalling and methods for producing same  
Method of thermal spray coating a substrate by projecting heat-softened particles onto said substrate including the steps of contacting particles to be projected and coated onto the substrate with...
4777060 Method for making a composite substrate for electronic semiconductor parts  
A method is provided for making a composite substrate for electronic semiconductor parts. The composite substrate has a metal core, an insulating layer, and a conducting layer. The insulating layer...
4769195 Manufacturing a silicon carbide fiber reinforced glass composite using plasma spraying  
A method for manufacturing a silicon carbide fiber reinforced glass composite, which comprises either dipping silicon carbide fibers in molten glass in a tank, the molten glass being given wave...
4752535 Aluminium-based article having a protective ceramic coating, and a method of producing it  
Described are an aluminium-based article having a heat and corrosion protective coating, especially engine parts such as piston crown or cylinder head, and a method of preparing said article. The...
4751099 Method of producing a functionally gradient material  
The present invention relates to a method of producing a functionally grant material whose components and structure are continuously adjusted by the coating, plating and powder metallurgy...
Matches 101 - 150 out of 250 < 1 2 3 4 5 >