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WO/2003/094774A1 |
A dental or orthopaedic implant comprises a metal or metal alloy whose surface has been converted at least over part of its area to an oxide film X, the oxide film comprising a calcium phosphate-containing material as a composite compone...
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WO/2003/096401A1 |
At the time of performing electrochemical oxidation in the fabrication process of an electronic device, i.e. an electron source (10) (field radiation electron source), a control section (37) determines the voltage rise value due to the r...
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WO/2003/093521A1 |
We have discovered that the formation of particulate inclusions at the surface of an aluminum alloy article, which inclusions interfere with a smooth transition from the alloy surface to an overlying aluminum oxide protective film, can b...
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WO/2003/087438A1 |
The invention relates to a novel method for cleaning and passivating zinc and zinc alloy surfaces. The inventive method is especially suitable for preparing a coating, for example a metal coating.
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WO/2003/083181A2 |
There is disclosed a process and apparatus for carrying out plasma electrolytic oxidation of metals and alloys, forming ceramic coatings on surfaces thereof at a rate of 2-10 microns per minute. The process comprises the use of high-freq...
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WO/2003/080897A1 |
An article of magnesium or a magnesium alloy which has, on the surface thereof, an electroconductive anodic oxidation coating exhibiting a resistance value of the surface of the coating, as measured between two terminals being 10 mm apar...
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WO/2003/078688A1 |
A nanostructure of porous material, comprising a plurality of columnar bores and regions surrounding the same, the regions being oxide amorphous regions comprising C, Si, Ge or a combination of these. The nanostructure can be used as a f...
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WO/2003/069026A1 |
The invention relates to a composition for treating magnesium alloys aimed at improving the resistance thereof to corrosion. The composition is an aqueous solution with a pH ranging between 7 and 10, containing a niobium salt, hydrofluor...
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WO/2003/066920A1 |
We have discovered that the formation of particulate inclusions at the surface of an aluminum alloy article, which inclusions interfere with a smooth transition from the alloy surface to an overlying aluminum oxide protective film can be...
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WO/2003/066938A2 |
The present invention relates to a proces for producing coloured oxide layers on aluminium or on aluminium alloys by dyeing in an aqueous dye bath, rinsing with water and sealing, wherein there is used for the dyeing at least one dye of ...
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WO/2003/064731A1 |
Methods for anodizing sintered valve metal anodes for use in wet electrolytic capacitors implemented in implantable medical devices (IMDs). The methods generally include immersing a pressed valve metal anode in an anodizing electrolyte a...
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WO/2003/062505A1 |
An anodization device and an anodization method for electrochemically processing a substrate to be processed by using it as the anode and irradiating it with light, enabling the processing of a large-sized substrate to be processed with ...
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WO/2003/062504A1 |
A liquid treating device having a light source comprises a base plate holding block for holding a base plate, and a frame body forming a liquid treating tank connected to the base plate and opened at the upper end and having an inner wal...
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WO/2003/060192A1 |
Rinsing or sealing solutions based on cobalt are described for barrier films such as anodic coatings, phosphate coatings, or 'black oxide' coatings. The treated films contain a trivalent or tetravalent cobalt&sol valence stabilizer compl...
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WO/2003/056187A1 |
The invention relates to a method for coating objects consisting of valve metals or the alloys thereof with a thin barrier layer of the metal and an oxide ceramic layer located thereon, the surface of said oxide ceramic layer being coate...
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WO/2003/056062A2 |
The invention relates to a composition for treating metal surfaces and for separating metals or metal alloys from plastic surfaces, containing: a) at least one polymer as component A, made of a polymer containing amino groups (component ...
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WO/2003/054253A1 |
An anodization method which is suitable for the formation of an aluminum oxide film and electrolytic polishing, eliminates the use of a strong-acid electrolyte, employs carbonated water as an electrolyte, can form an oxide film inexpensi...
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WO/2003/054254A1 |
A method for manufacture of a metal cosmetic case having contrasting bright areas and duller textured areas, comprising the steps of: fabricating a cosmetic case from aluminium alloy; including polishing the cosmetic case and applying a ...
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WO/2003/052170A1 |
The invention relates to a method for sealing anodised metal surfaces in the medium temperature range. According to said method, the metal surfaces are brought into contact with an aqueous solution for a period of between 2 and 4 minutes...
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WO/2003/052171A2 |
The invention relates to an aqueous solution for sealing anodized metallic surfaces having a pH value of between 5.5 and 8.5, and containing a) a total of between 0.4 and 50 mg/l of at least one cationic, anionic or non-ionic surfactant,...
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WO/2003/052172A1 |
The invention relates to the use of an aqueous cleaning solution for cleaning anodizable metallic surfaces before anodic oxidation. Said solution contains a) between 4 and 30 g/l of an oligophosphate salt and/or a polyphosphate salt, b) ...
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WO/2003/049219A1 |
The present invention provides conductive carbon nanotube (CNT) electrode materials comprising aligned CNT substrates coated with an electrically conducting polymer, and the fabrication of electrodes for use in high performance electrica...
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WO/2003/041147A1 |
An anodic oxidizer which enables the uniform photoirradiation of a treatment part of a target substrate and the more uniform anodic oxidation in the plane of the target substrate, and an anodic oxidation method. The anodic oxidizer compr...
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WO/2003/040437A1 |
Composition for post-treating anodized aluminum and aluminum alloys and the process for using said composition to improve the corrosionresistance, abrasion, and adhesion bonding properties of the anodized aluminum and its alloys. The com...
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WO/2003/035922A1 |
A steel product for use in hot press working which comprises a steel base product, a zinc or zinc alloy plating layer formed on the surface thereof and, formed on the Zn plating layer, a barrier layer capable of preventing the vaporizati...
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WO/2003/033778A1 |
The invention relates to a method for the remetallisation of surface areas on Al- and/or Mg alloys by means of laser bombardment and then by sealing using a free-flowing and electroconductive substance.
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WO/2003/033774A1 |
A submerged transfer plating device for plating sheet−like rectangular products (W) while the products are transferred in plating fluid (A), comprising a plating fluid jetting device for jetting plating fluid toward the sheet−like re...
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WO/2003/033777A1 |
The invention relates to a method for coating light metal alloy surfaces, according to which a galvanic layer containing Sn is applied to a galvanic intermediate layer, following a passivating cleaning treatment and a chemical metallisat...
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WO/2003/033772A1 |
The invention relates to a method for the production of metallically conductive surface areas on light metal alloys by coating with a layer containing Sn and by subsequent laser bombardment. Optionally, the layer can be lacquered prior t...
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WO/2003/029529A1 |
Using aqueous electrolytes containing complex fluorides or oxyfluorides such as fluorozirconates, fluorotitanates, and fluorosilicates, articles containing light metals such as magnesium and aluminium may be rapidly anodized to form prot...
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WO/2003/029528A1 |
Using pulsed current and relatively low average voltages, articles containing light metals such as magnesium may be rapidly anodized to form protective surface coatings. The anodizing solutions employed may contain phosphate, permanganat...
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WO/2003/029530A1 |
An anodized magnesium piston including a head and skirt for an internal combustion engine. The piston includes a non-fiber-reinforced, magnesium-based alloy including up to 4.0 percent by weight rare earth metals. The piston further incl...
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WO/2003/029527A1 |
Especially, the entire inner surfaces of the aluminum fins arranged into a multilayer structure provided in a structural body are effectively anodized even if the density of aluminum fins is relatively high. An inner surface anodizing me...
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WO/2003/028419A1 |
A laminate (1a) for the formation of a capacitor layer, characterized in that it has a three layer structure of aluminum layer (2)&sol modified alumina barrier layer (3)&sol electrode copper layer (4), wherein said modified alumina barri...
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WO/2003/027358A1 |
A method is disclosed for forming a clear anodized coating on an aluminum base alloy containing more than three percent by weight magnesium. The alloy surface to be anodized is treated with an aqueous solution of a mineral acid such as s...
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WO/2003/016596A1 |
This invention relates to a method of anodising magnesium material which includes anodising the magnesium while it is immersed in an aqueous electrolyte solution having a pH above 7, and in the presence of a phosphate, the electrolyte so...
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WO/2003/010608A1 |
A cylindrical developer carrier which is provided with an alumite layer covering a uniformly−roughened conductive substrate surface, the alumite layer being uniformly provided with pores reaching the substrate, whereby allowing toner t...
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WO/2003/008672A1 |
There is disclosed a process for producing an aluminium alloy sheet, which comprises subjecting a surface of the sheet to anodising conditions to form on the surface an aluminium oxide barrier layer of thickness 10 to 50 nm and treating ...
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WO/2003/004253A1 |
The invention relates to a casting mould (1) and the usage of an anodically oxidized surface layer (3). The aim of the invention is to provide a surface structure in the nanometer range in a simple, cost-effective manner. To achieve this...
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WO/2003/002773A2 |
A method, a composition and a method for making the composjtion for increasing the corrosion resistance of a magnesium or magnesium al1oy surface is disclosed. The composition is a water/organic solution of one or more hydrolyzed silanes...
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WO/2003/002776A2 |
A method, a composition and a method for making the composition for anodizing metal surfaces, especially magnesium surfaces is disclosed. The composition is a basic aqueous solution including hydroxylamine, phosphate anions and nonionic ...
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WO/2003/001136A1 |
A cooling plate comprising two metal plates (2, 3) formed with cooling medium flow passageway forming grooves (2a, 3a) in their superposed surfaces, the metal plates being superposed and integrally joined, thereby internally forming cool...
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WO/2002/103087A1 |
The invention relates to a process for reducing the dimensions and dramatically reducing the manufacturing cost, and of increasing the reliability of microwave components such as antennae (2), poer dividers, filters, directional couplers...
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WO/2002/097171A2 |
The invention applies a simple, single electrochemical cell, as a substitution of the current systems, which exploits two effects: the first relates to the generation of a gaseous plasma in a dielectric solvent, said plasma effecting the...
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WO/2002/096475A1 |
The present invention relates to osteoconductive/osteoinductive titanium/titanium alloy implant comprising an additional element in the titanium oxide, obtained by anodic oxidation. Said implant comprises an additional element in the tit...
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WO/2002/085988A1 |
The present invention relates to colorants of the general formula, wherein A, B and B', m and m' and n and n' are as defined in the description. The colorants can be used for the pigmenting of porous materials and in injekt printing and,...
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WO/2002/086923A2 |
Methods to at least partially reduce a niobium oxide are described wherein the process includes heat treating the niobium oxide in the presence of a getter material and in an atmosphere which permits the transfer of oxygen atoms form the...
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WO/2002/081784A1 |
The invention comprises a method for anodising magnesium or magnesium alloy components or elements, comprising or including the steps of: (1) providing an aqueous electrolytic solution consisting of an alkali or alkali earth metal hydrox...
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WO/2002/077328A1 |
A phosphate film processing device for forming a phosphate film on a metal blank by electrolyzing the metal blank in a predetermined electrolytic solution, wherein one of the positive and negative electrodes abuts against the metal blank...
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WO/2002/073643A2 |
A method of anodizing an aluminum substrate comprising heating the substrate to a first temperature of 200 °C to about 380 °C; suspending the substrate into a first electrolyte and applying a first anodizing current to the first electr...
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