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PROCESS OF MODIFYING OR MAINTAINING INTERNAL PHYSICAL STRUCTURE (I.E., MICROSTRUCTURE) OR CHEMICAL PROPERTIES OF METAL, PROCESS OF REACTIVE COATING OF METAL AND PROCESS OF CHEMICAL-HEAT REMOVING (E.G., FLAME-CUTTING, ETC.) OR BURNING OF METAL

Subclass of:

148 - Metal treatment

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
148559000 Heating or cooling of solid metal 673
148538000 With casting or solidifying from melt 252
148516000 Producing or treating layered, bonded, welded, or mechanically engaged article or stock as a final product 226
148240000 Processes of coating utilizing a reactive composition which reacts with metal substrate or composition therefore 184
148206000 Carburizing or nitriding using externally supplied carbon or nitrogen source 136
148500000 Utilizing disclosed mathematical formula or relationship 102
148100000 Magnetic materials 50
148508000 With measuring, testing, or sensing 21
148513000 Treating loose metal powder, particle or flake 10
148194000 Chemical-heat removing (e.g., flame-cutting, etc.) or burning of metal 7
148512000 Surface melting (e.g., melt alloying, etc.) 7
148558000 With vibration (e.g., mechanical, sound, etc.) 4
20090277541METHOD AND APPARATUS FOR HARDENING A SURFACE OF A COMPONENT - A method and apparatus for surface hardening parts is disclosed. To harden a surface of a part, a relative movement, or advancing motion, is established between the part and at least one sonotrode-like tool which is excited in the ultrasonic frequency range. The tool is aligned during the surface hardening in such a way to the surface of the part to be hardened that a tool axis running in the effective direction of the tool runs at an angle to the surface of the part to be hardened.11-12-2009
20090007996Method for Vibrating a Substrate During Material Formation - A method and apparatus for affecting the properties of a material include vibrating the material during its formation (i.e., “surface sifting”). The method involves the steps of providing a material formation device and applying a plurality of vibrations to the material during formation, which vibrations comprise oscillations having dissimilar, non-harmonic frequencies and at least two different directions. The apparatus includes a plurality of vibration sources that impart vibrations to the material.01-08-2009
20100024927PROCESS AND APPARATUS FOR PRODUCING SEMI-SOLIDIFIED SLURRY OF IRON ALLOY - A process for producing a semi-solidified slurry of an iron alloy including the steps of pouring a melt of an iron alloy into a semi-solidified slurry producing vessel 02-04-2010
20100269960METHOD FOR SURFACE PROCESSING A ZIRCONIUM OR HAFNIUM ALLOY, AND COMPONENT PROCESSED IN THIS MANNER - A method for surface processing at least a portion of a component of zirconium or hafnium alloy, including at least one operation of nanostructuring a surface layer of the alloy so as to confer on the alloy over a thickness of at least 5 μm a grain size which is less than or equal to 100 nm, the nanostructuring being carried out at a temperature which is less than or equal to that of the last thermal processing operation to which the component was previously subjected during its production.10-28-2010
148514000 Treating consolidated metal powder, per se (i.e., no sintering or compacting step present) 3
20100084055TUNGSTEN WIRE, CATHODE HEATER AND VIBRATION SERVICE LAMP FILAMENT - A tungsten wire containing 1 to 10% by mass of rhenium has a point which indicates a 2% elongation within a quadrangle formed by joining points with straight lines, where the values of x and y are point (20, 75), point (20, 87), point (90, 75), and point (90, 58), in this order, wherein the wire diameter of the aforementioned tungsten wire is represented by x μm, and the elongation of the tungsten wire is 2% after electrically heating with an electrical current which is a ratio of y % to the fusion current (FC) at the wire diameter x μm, and wherein a semi-logarithmic system of coordinates is expressed by a horizontal axis using a logarithmic scale of the aforementioned wire diameter x and a vertical axis using a normal scale of ratio y to the fusion current. According to the above-described configuration, a tungsten wire having a great elongation even under conditions of high temperature can be provided, and the tungsten wire can exhibit an excellent durability when used as component material for constituting cathode heaters and so forth, and the tungsten wire can be manufactured efficiently.04-08-2010
20110000586RARE EARTH MAGNET AND ITS PREPARATION - A rare earth magnet is prepared by disposing a R01-06-2011
20110088817METHOD OF FORGING A NICKEL BASE SUPERALLOY - A method of forging a nickel base superalloy comprising providing a nickel base superalloy preform (04-21-2011
148239000 With ion implantation 1
20110061770METHOD FOR ORDERING A DISORDERED ALLOY AND METHOD FOR MAKING A PERPENDICULAR MAGNETIC RECORDING MEDIUM - A method for ordering a disordered alloy includes: simultaneously ion bombarding and annealing a disordered alloy to transform the disordered alloy from a disordered crystalline state to an ordered crystalline state. A method for making a perpendicular magnetic recording medium which includes an ordered alloy layer is also disclosed.03-17-2011
Entries
DocumentTitleDate
20100101686NANOSTRUCTURED AUSTENITIC STEEL AND METHOD OF MAKING NANOSTRUCTURED AUSTENITIC STEEL - A method for producing a nanostructured austenitic sheet by consecutive martensite and austenite phase (γ/α′) transformations, in which the coarse grained austenite sheet transforms to nanocrystalline martensite by strain-induced transformation, and then generates reverse transformation to nanostructured austenite by warm rolling due to dynamic recrystallization.04-29-2010
20120192997THERMO-MECHANICAL PROCESS TO ENHANCE THE QUALITY OF GRAIN BOUNDARY NETWORKS IN METAL ALLOYS - Methods to enhance the quality of grain boundary networks are described. The process can result in the production of a metal including a relatively large fraction of special grain boundaries (e.g., a fraction of special grain boundaries of at least about 55%).08-02-2012
20090314387SYSTEM AND METHOD FOR CONTROLLING INTERACTION BETWEEN SURFACES - A system and method for reducing interaction between surfaces (12-24-2009
20110247727METHOD FOR PROCESSING MEMBER HAVING EXCELLENT CHEMICAL CONVERSION TREATABILITY - In a method for processing a high-strength member having a high Si content of more than 0.7% by mass, a high-strength steel material containing, on the basis of mass percent, 0.05% or more C, more than 0.7% Si, and 0.8% or more Mn is subjected to processing controlled such that the sum total of absolute surface strains in a predetermined direction each applied in individual process steps of the processing is 5% or more as nominal strain to form a member having a predetermined shape. The member, even containing more than 0.7% Si, can have markedly improved chemical conversion treatability without mechanical grinding or chemical pickling treatment.10-13-2011
20120118433Method of modifying thermal and electrical properties of multi-component titanium alloys - A method of increasing the thermal conductivity and decreasing the electrical resistivity of a titanium alloy. Boron is introduced into the titanium alloy to produce TiB precipitates. The TiB precipitates are then aligned in a direction of metal flow by hot metalworking.05-17-2012
20080216921LEADFRAME TREATMENT FOR ENHANCING ADHESION OF ENCAPSULANT THERETO - A method is provided for treating a leadframe comprising copper or copper alloy to enhance adhesion of molding compound to it. The leadframe is oxidized in an oxidation treatment bath to form copper oxide on the surface of the leadframe. It is then dipped in a complexing or chelating agent to enhance the purity of the copper oxide formed. Thereafter, the leadframe is cleaned with an acid to remove any contaminants remaining on the leadframe.09-11-2008

Patent applications in class PROCESS OF MODIFYING OR MAINTAINING INTERNAL PHYSICAL STRUCTURE (I.E., MICROSTRUCTURE) OR CHEMICAL PROPERTIES OF METAL, PROCESS OF REACTIVE COATING OF METAL AND PROCESS OF CHEMICAL-HEAT REMOVING (E.G., FLAME-CUTTING, ETC.) OR BURNING OF METAL

Patent applications in all subclasses PROCESS OF MODIFYING OR MAINTAINING INTERNAL PHYSICAL STRUCTURE (I.E., MICROSTRUCTURE) OR CHEMICAL PROPERTIES OF METAL, PROCESS OF REACTIVE COATING OF METAL AND PROCESS OF CHEMICAL-HEAT REMOVING (E.G., FLAME-CUTTING, ETC.) OR BURNING OF METAL