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7587919 |
Wear resistant coated sheet metal die and method to manufacture a wear resistant coated sheet metal forming die
A method to manufacture a steel die having a Physical Vapor Deposition wear resistant coating on a profile surface and a steel die formed thereby is disclosed. The steel die is subjected to...
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7563333 |
Process for producing steel article
The invention concerns an article of a steel which is characterized in that it consists of an alloy which contains in weight-%: 1.2-2.0 C, 0.1-1.5 Si, 0.1-2.0 Mn, max. 0.2 N, max. 0.25 S, 4-8 Cr,...
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7562693 |
Spraying apparatus for forming low-melting-point metal mold
A spraying apparatus for forming low-melting-point metal mold. The spraying apparatus includes a frame body having a platform. A close space having an operation area is defined above the platform....
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7547861 |
Vortex generator for plasma treatment
A vortex generator uses a single piece to generate the vortex and hold the electrode. The single piece may be a non-conductive material such as a ceramic. The vortex generator may use threads to...
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7491350 |
Method of making an ocular implant
A method is provided for making a mask configured to improve the depth of focus of an eye of a patient. A substrate is provided with a mask forming feature. The mask forming feature comprises an...
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7422619 |
Process of fabricating metal spheres
A method of forming metal spheres includes ejecting a precisely measured droplet of molten metal from a molten metal mass, buffering the molten metal droplet to reduce the internal kinetic energy...
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7350558 |
Method of venting a spray metal mold
The present invention relates to a novel method of venting a spray metal molding surface. More particularly the invention relates to a method of manufacturing a mold using a thermal spray process...
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7293597 |
Non-oxidizable coating
A substrate is coated by applying an essentially pure aluminum first layer to a surface of the substrate. At least a first portion of the first layer is oxidized so as to provide a protective...
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7290589 |
Control of deposition and other processes
Material is incrementally deposited using material directed toward a deposition zone. The scan path of the directed material is controlled according to a path plan derived to reduce derivation from...
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7273669 |
Spray-formed articles made of pseudo-alloy and method for making the same
Method and arrangement for spray forming an article. The method includes spraying a plurality of metal streams upon a low-heat resistant model and thereby forming a spray formed article. Each of...
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7270167 |
Metal impregnated graphite composite tooling
A metallic shell used, for example as a mold, is formed by spray deposition of metallic layers over non-metallic layers as, for example, a reinforcing fabric.
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7108041 |
Hollow nickel shapes by vapor deposition
A method and apparatus for producing a nickel shape or shell employs nickel vapor deposition onto the inside surface of a closed, multi-part mandrel. The closed multi-part mandrel eliminates the...
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H002157 |
Method of producing corrosion resistant metal alloys with improved strength and ductility
Nickel and chromium as the exclusive components of an alloy is formed by mixing under cover of nitrogen gas and spray casting thereof wherein a molten outflow stream of such alloy components is...
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7044191 |
Mold material processing device, method and apparatus for producing same
The invention relates to a molten material processing device having an elongated thermal element like a heating element, a thermocouple, a sensor, a heatpipe and a cooling pipe which is...
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7032644 |
High strength aluminum alloy and method of producing same
An alloy of aluminum, lithium, magnesium, zirconium, and scandium is formed with a rapid solidification process to retain desired metastable phases. A solid freeform fabrication device uses a heat...
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6955209 |
Method and arrangement implementing heat treatment after the execution of sprayform techniques
A method and arrangement for implementing post-heat treatment after spray forming is ended to achieve stress control in the manufacture of a spray formed metallic tool involves providing a...
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6949299 |
Spray formed articles made of boron steel
The present invention relates to a method of spray forming a boron steel metal article, and to the formed article. In at least one embodiment, the method comprises (a) providing a spray forming...
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6938668 |
Manufacturing medical devices by vapor deposition
A method of forming a medical device, the method including the steps of providing a substrate, depositing a metallic layer on the substrate by a vapor deposition process, and removing the metallic...
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6923241 |
Method and arrangement for controlling stresses based on one-dimensional modeling in sprayform techniques
Method and apparatus for controlling stresses in a spray form process makes use of one dimensional modeling in which characteristics of a geometrical point are quantified by iterative detection,...
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6904950 |
Method and arrangement for affecting time, temperature and transformation dependent stress relief in sprayform techniques
Method and apparatus for controlling a spray-forming process incorporating time, temperature, and transformation dependent stress relief techniques involves the manipulation of both temperature and...
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6851587 |
Crucible and spindle for a variable size drop deposition system
An apparatus for forming three-dimensional objects includes a crucible ( 1 ) for holding a molten material; a conically-shaped orifice ( 1 a ) having a fixed outlet diameter (d 0 ) at the bottom of...
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6820677 |
Method of making a spray formed article
A method of making a spray formed article includes the steps of providing a sand pattern and spraying metal material toward the sand pattern to form the desired article. The sand pattern is made...
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6820676 |
Endoluminal device exhibiting improved endothelialization and method of manufacture thereof
An implantable endoluminal device which is fabricated from materials which present a blood or body fluid and tissue contact surface which has controlled heterogeneities in material constitution. An...
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6805188 |
Method and arrangement for heat treatment before the execution of sprayform techniques
A method for implementing pre-heat treatment before spray forming begins to achieve stress control in the manufacture of a spray formed metallic article involves preheating either or both of a...
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6777035 |
Method for spray forming metal deposits
One method of the present invention relates to a method for spray forming metal deposits. The method is comprised of providing a ceramic substrate having a spraying pattern for receiving sprayed...
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6749002 |
Method of spray joining articles
The present invention relates to a method of providing a spray formed composite article. The method comprises providing a first article. The first article is a spray formed article. A second...
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6746225 |
Rapid solidification processing system for producing molds, dies and related tooling
A system for the spray forming manufacturing of near-net-shape molds, dies and related toolings, wherein liquid material such as molten metal, metallic alloys, or polymers are atomized into fine...
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6675863 |
Seamless master and method of making same
Hollow, cylindrical, seamless metal master for producing seamless diffuser sheets of preselected length and width. Additional aspects of the invention include a hollow cylindrical seamless...
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6648053 |
Method and apparatus for controlling a spray form process based on sensed surface temperatures
Method and apparatus incorporating an infrared sensor, in the form of a two-wavelength imaging pyrometer into a metallic spray form process for providing real-time measurement of the surface...
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6631753 |
Clean melt nucleated casting systems and methods with cooling of the casting
A casting system and method for producing a metal casting is provided. The metal casting can comprise a fine-grain, homogeneous microstructure that is essentially oxide- and sulfide-free,...
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6623808 |
Spray deposition process
A process for producing a metallic tool, mould, die or other body of significant thickness or a coating, the process comprising directing a spray ( 3, 4 ) comprising molten metallic droplets...
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6623571 |
Metastable aluminum-titanium materials
This invention relates to the synthesis of a new generation of metastable aluminum-titanium (Al—Ti) alloys and the process of making them. The preparation method used is a combination process...
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6595263 |
Method and arrangement for utilizing a psuedo-alloy composite for rapid prototyping and low-volume production tool making by thermal spray form techniques
Method and arrangement for spray forming an article. The method includes spraying a plurality of metal streams upon a low-heat resistant model and thereby forming a spray formed article. Each of...
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6581415 |
Method of producing shaped bodies of semiconductor materials
A method for producing formed semiconductor articles with predefined shapes such as core tubes for CVD production of bulk polysilicon. The method is characterized by thermal spray deposition of the...
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6527038 |
Tooling production
A facsimile of article to be produced by tooling is laid in register with a first tooling part and sprayed metallic material is deposited over the first tooling part and the facsimile of the...
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6513567 |
Method of making a spray formed rapid tool
A method of making a spray formed rapid tool includes the steps of making a model of a desired tool and constructing a ceramic pattern as the inverse of the model. The method also includes the...
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6470954 |
Method of spray forming readily weldable and machinable metal deposits
A method of spray forming a weldable metal deposit. The method comprises (a) providing a ceramic spray forming pattern, (b) heating the spray forming pattern to a sustained temperature sufficient...
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6463992 |
Method of manufacturing seamless self-supporting aerodynamically contoured sheet metal aircraft engine parts using nickel vapor deposition
A method of manufacturing a seamless self-supporting metal part using nickel vapor deposition, where the part has a selected minimum thickness, a first aerodynamically contoured surface and a...
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6460595 |
Nucleated casting systems and methods comprising the addition of powders to a casting
Nucleated casting systems and methods comprise the addition of powders into a liquidus portion of the casting. The casting system forms a casting comprising a liquidus portion that receives the...
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6427752 |
Casting systems and methods with auxiliary cooling onto a liquidus portion of a casting
A casting system with auxiliary cooling onto a liquidus portion of the casting can produce a metal casting that comprises a fine-grain, homogeneous microstructure. The microstructure is essentially...
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6415497 |
Method for manufacturing a tube-type spray formed product
The present invention relates to a method for manufacturing a tube-type spray formed product and, in particular, to a method for manufacturing a tube-type spray formed product without using a core....
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6408928 |
Production of foamable metal compacts and metal foams
A compact body is made by thermal spraying by high-velocity flame spraying or by cold-gas spraying. By heating the compact body to a temperature equal to or preferably above the breakdown...
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6401795 |
Method for freeforming objects with low-binder slurry
In a rapid prototyping system, a part is formed by depositing a bead of slurry that has a sufficient high concentration of particles to be pseudoplastic and almost no organic binders. After...
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6386266 |
Substrate system for spray forming
A substrate system for receiving a deposit of sprayed metal droplets including a movable outer substrate on which the sprayed metal droplets are deposited. The substrate system also includes an...
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6375148 |
Apparatus for fabricating needles via conformal deposition in two-piece molds
A method of fabricating a needle via conformal deposition in a two-piece mold includes the step of attaching a top mold member to a bottom mold member such that the top mold member and the bottom...
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6331218 |
High strength and high rigidity aluminum-based alloy and production method therefor
An aluminum-based alloy having the general formula Al 100 -(a+b) Q a M b (wherein Q is V, Mo, Fe, W, Nb, and/or Pd; M is Mn, Fe, Co, Ni, and/or Cu; and a and b, representing a composition ratio...
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6312535 |
Silicon alloys for electronic packaging
A method of producing a silicon based alloy is described which comprises melting a silicon alloy containing greater than 50 wt. % silicon and preferably including aluminium. The melted alloy is...
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6308765 |
Method of making tools having a core die and a cavity die
The present invention relates to a method of making a molding tool comprising a core die and a cavity die. The method comprises (a) providing a first metal deposit comprising one of the cavity die...
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6306467 |
Method of solid free form fabrication of objects
A method of solid free form fabrication of an object includes the steps of providing a substrate, forming a plurality of molten droplets, and spraying the molten droplets upward against the...
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6305459 |
Method of making spray-formed articles using a polymeric mandrel
Method of making valve seats by thermally spraying bulk material. The method includes the steps of: (i) preparing a cylindrical polymeric mandrel having an outside dimension not greater than the...
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