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Class 148/525 - Utilizing wave energy (e.g., laser, electromagnetic wave energy, etc.), plasma or electron arc or beam


Subclass of Class 148 - Metal treatment
Definition: Process which utilizes wave energy (e.g., laser, electromagnetic
No. of patents: 212
Last issue date: 04/10/2012


1            
NumberTitleIssue Date
8152942Method of hardening surface of metallic part, piston, cylinder head, and cylinder block each produced using the surface-hardening method, and process for producing the same
With regard to a surface hardening method wherein a surface of an engine member is coated with an alloy layer having high abrasive resistance so as to improve the life of the member and a production method of a piston or the like wherein abrasive resistance of the m...
04/10/2012
8012274Mechanical parts having increased wear-resistance
The present invention relates to wear-resistant mechanical parts. ...
09/06/2011
7776165Method of modifying a workpiece following laser shock processing
A method of manufacturing a workpiece involves performing any one of various post-processing part modification steps on a workpiece that has been previously subjected to laser shock processing. In one step, material is removed from the compressive residual stress re...
08/17/2010
7713361Metal product producing method, metal product, metal component connecting method, and connection structure
A deposition is gradually formed by molding a product main body, removing a defect periphery including a defect generated on a surface to be treated of the product main body by molding so that a recess portion is formed on the surface to be treated of the product ma...
05/11/2010
7699945Substrate treatment method and film forming method, film forming apparatus, and computer program
There is provided a substrate treatment method performed on a substrate before forming a Cu film on a surface of a base material of the substrate. In the substrate treatment method, a substrate on which a Cu film is to be formed is prepared; and a specific treatment...
04/20/2010
7537664Laser-produced porous surface
A method of fabricating a porous or partially porous three-dimensional metal article for use as a tissue ingrowth surface on a prosthesis. The porous article is formed using direct laser remelting in a cross section of a layer of metallic powder on a build platform ...
05/26/2009
7470335Method of modifying a workpiece following laser shock processing
A method of manufacturing a workpiece involves performing any one of various post-processing part modification steps on a workpiece that has been previously subjected to laser shock processing. In one step, material is removed from the compressive residual stress re...
12/30/2008
7455740Method for producing a three-dimensional moulded body
Methods according to prior art for producing three-dimensional molded bodies generally require outer molds which define the geometry of a component to be produced. The inventive method for producing three-dimensional molded bodies renders one such mold redundant. Th...
11/25/2008
7344609Ultrasonic impact methods for treatment of welded structures
This invention provides methods of treatment for work products of materials such as steel, bronze, plastic, etc. and particularly welded steel bodies by pulse impact energy, preferably ultrasonic, to relax fatigue and aging and extend expectant life. The treatment m...
03/18/2008
7341765Metallic coatings on silicon substrates, and methods of forming metallic coatings on silicon substrates
The invention includes methods of forming a metallic coating on a substrate which contains silicon. A metallic glass layer is formed over a silicon surface of the substrate. The invention includes methods of protecting a silicon substrate. The substrate is provided ...
03/11/2008
7322396Weld closure of through-holes in a nickel-base superalloy hollow airfoil
A hollow airfoil is fabricated by providing a casting mold assembly including a casting mold, a casting core, and a standoff spacer that prevents the casting core from contacting the casting mold to define a casting space. A first nickel-base superalloy is cast into...
01/29/2008
7320238Method of forging a titanium alloy
A method of forging a titanium alloy component comprises applying a protective coating onto the surface of the titanium alloy component. A glass lubricant coating is applied onto the protective coating and the titanium alloy component is forged at a high temperature...
01/22/2008
7294165Method of forming nano-crystalline structures and product formed thereof
A product in which at least a portion of the product has a nanocrystalline microstructure, and a method of forming the product. The method generally entails machining a body in a manner that produces chips consisting entirely of nano-crystals as a result of the mach...
11/13/2007
7267844Properties of amorphous/partially crystalline coatings
According to the present invention, the kinetic conditions (i.e. temperature and time) related to how metal glass alloys are transformed are manipulated to alter the microstructure and the resulting properties of the subject alloys. Low temperature recovery, relaxat...
09/11/2007
7268317Laser peening process and apparatus using a liquid erosion-resistant opaque overlay coating
The invention relates to a method and apparatus for improving properties of a solid material by providing shockwaves there through. Laser shock processing is used to provide the shockwaves. The method includes applying a liquid energy-absorbing overlay, which is res...
09/11/2007
7264887MCrAlY bond coating and method of depositing said MCrAlY bond coating
A method of depositing a bond coating to a surface of an article includes the steps of depositing an inner layer of the bond coating consisting of β-NiAl comprising Fe, Ga, Mo, B, Hf or Zr or γ/β-MCrAlY comprising Fe, Ga, Mo, B, Hf or Zr or γ/γ′- or γ-MCrAlY...
09/04/2007
7235144Method for the formation of a high-strength and wear-resistant composite layer
A process for forming a high-strength, wear-resistant composite layer on the surface of an aluminum alloy substrate from an applied additive material. The additive material consists of an alloy or powder mixture which contains aluminum, silicon and at least 15% by w...
06/26/2007
7222425Method of forming engine bearing
A journal bearing has a lining of bearing metal applied to a steel backing. The surface of the lining is laser peen hardened to locally increase the hardness and the seizure resistance of the lining. The underlying core of the lining is unaffected and maintains good...
05/29/2007
7217102Countering laser shock peening induced airfoil twist using shot peening
A gas turbine engine blade is laser shock peened by laser shock peening a thin airfoil of the blade, forming a laser shock induced twist in the airfoil, and shot peening a portion of the airfoil to counter the laser shock induced twist in the airfoil. The shot peeni...
05/15/2007
7214280Plasma-assisted decrystallization
Methods and apparatus are provided for igniting, modulating, and sustaining a plasma for at least partially decrystallizing a surface of an object. In one embodiment, a method is provided for decrystallizing a surface of an object by forming a plasma (such as by sub...
05/08/2007
7176112Non-thermal annealing with electromagnetic radiation in the terahertz range of doped semiconductor material
A method of non-thermal annealing of a silicon wafer comprising irradiating a doped silicon wafer with electromagnetic radiation in a wavelength or frequency range coinciding with lattice phonon frequencies of the doped semiconductor material. The wafer is annealed ...
02/13/2007
7168160Method for mounting and heating a plurality of microelectronic components
A method for heat-treating a plurality of microelectronic structures attached to a non-metallic substrate is disclosed. The method comprises the steps of: (a) placing the non-metallic substrate and the plurality of microelectronic structures in an oscillating electr...
01/30/2007
7166175Method and device for hardening a metal component by plasma pulse technology
A process and a device for the pulsed plasma strengthening of a metallic component, in which the surface to be strengthened is not acted on in a merely punctiform manner and the roughness of the surfaces is not adversely effected, comprising the steps of: providing ...
01/23/2007
7140216laser aligned shotpeen nozzle
A shotpeen nozzle includes a tubular core mounted in a casing. The casing has an inlet for receiving shot in a stream of pressurized air, and the core includes an outlet for discharging the stream. A laser is mounted to the casing for projecting a laser beam in para...
11/28/2006
7115209Method and installation for surface marking of a substrate
A method for surface marking a solid substrate (1), according to which, during an exposure sequence, said substrate is exposed to coherent monochromatic light (2) in order to strip said substrate over an indented surface (3), wherein the exposur...
10/03/2006
7109436Laser shock peening target
A laser target includes a shank having a first wedge converging from a step to a distal end of the wedge. A complementary second wedge is mounted on the step and converges with the first wedge. The two wedges have respective target apertures aligned with each other ...
09/19/2006
7094988Laser welding heat treat process
A method for providing a pre-welding heat treatment to a workpiece surface is described wherein the method includes the steps of: generating through a laser generator a laser beam characterized by a power and focal point; positioning the laser generator such that th...
08/22/2006
7067022Method for protecting a surface
The invention includes a method of producing a hard metallic material by forming a mixture containing at least 55% iron and at least one of B, C, Si and P. The mixture is formed into an alloy and cooled to form a metallic material having a hardness of greater than a...
06/27/2006
7067021Method of manufacturing multilayer material for plain bearing
A method of manufacturing a multilayer material including a back metal and a metal plate made from a metal differing from the back metal is disclosed. The method includes heating powder of the metal formed into the metal plate in a reducing atmosphere so that an oxi...
06/27/2006
7063896Metallic surface of a body, method for producing a structured metallic surface of a body and the use thereof
A method is proposed for preparing a structured metallic surface of a body or for the structuring close to the surface or the generation of metallic structures, first of all on a first metal layer or on a first intermetallic layer a second metal layer or a second in...
06/20/2006
7041943Electrical heating element for heating units of seats and steering wheels
An electrical heating element for heating units of seats and steering wheels is provided. The heating element comprises at least one conductor having at least one core-coated wire that serves as a heat conductor and/or as a contact conductor and/or as a lead for tem...
05/09/2006
7016107Low-gain regenerative amplifier system
A regenerative amplifier system that is optimized for low-gain gain media is provided. The system is configured to include a minimum number of intra-cavity elements while still eliminating the leakage of the seed pulses from the output beam. In addition, the contras...
03/21/2006
7009137Laser powder fusion repair of Z-notches with nickel based superalloy powder
A method is provided for repairing Z-notch wear surfaces on low pressure gas turbine engine turbine blades. The method is directed to turbine blades made of superalloy Inconel 713. Powdered Inconel 713 is welded to the Z-notch wear surface by directing an Nd:YAG las...
03/07/2006
7006540Method and system for providing a pulse laser
The present application describes a system and method for providing a pulse laser may include a first reflector, a second reflector, a lasing module and a fast optical valve. The first reflector and the second reflector may form an optical cavity. The lasing module ...
02/28/2006
7001672Laser based metal deposition of implant structures
A method of depositing a hard wear resistant surface onto a porous or non-porous base material of a medical implant. The medical implant device formed by a Laser Based Metal Deposition (LBMD) method. The porous material of the base promotes bone ingrowth allowing th...
02/21/2006
6979642Method of self-annealing conductive lines that separates grain size effects from alloy mobility
A method of forming a conductive structure such as a copper conductive structure, line, or via is optimized for large grain growth and distribution of alloy elements. The alloy elements can reduce electromigration problems associated with the conductive structure. T...
12/27/2005
6972390Multi-laser beam welding high strength superalloys
A method is provided for repairing degraded and/or eroded areas on gas turbine blades and vanes. The method is directed to turbine blades and vanes made of advanced superalloy materials with high elevated-temperature properties. The method uses multiple laser beams ...
12/06/2005
6972058Heat treatment method and apparatus
A method of heat treating tool steel by using a high intensity infrared heating source, said source being tungsten halogen heat lamps which operate in air, non-air and/or vacuum environments, and a tool steel heat treat system which includes a furnace containing sai...
12/06/2005
6962025Metal plasma surface-modified thermal barrier channel
A method of modifying a thermal barrier assembly that includes a channel, the method including exposing a surface of a channel to a plasma that includes metal moieties and depositing the metal moieties on the surface of the channel. ...
11/08/2005
6951798Method of bonding a stack of layers by electromagnetic induction heating
A method of bonding multiple layers is provided. The method includes the steps of stacking the multiple layers on top of each other and volumetrically heating the stack of multiple layers to a predetermined temperature. It is preferred that the stack is heated by el...
10/04/2005
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