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Class Information
Number: 419/6
Name: Powder metallurgy processes > Powder metallurgy processes with heating or sintering > Making composite or hollow article > Powder next to powder
Description: Processes which produce a product in which two contiguous layers or portions are both formed from material which was originally in powder form.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7537725 |
Method for making a compositionally graded gas turbine disk |
May. 26, 2009 |
| 7452500 |
Method and apparatus for making products by sintering and/or melting |
Nov. 18, 2008 |
| 7454262 |
Arrangement and method for production of a three dimensional object |
Nov. 18, 2008 |
| 7428777 |
Method of making a heatsink device |
Sep. 30, 2008 |
| 7368079 |
Method for forming ultra hard sintered compacts using metallic peripheral structures in the sintering cell |
May. 6, 2008 |
| 7361300 |
Method of making extended area filter |
Apr. 22, 2008 |
| 7347968 |
Method to form multi-material components |
Mar. 25, 2008 |
| 7241416 |
Metal injection molded turbine rotor and metal injection molded shaft connection attachment thereto |
Jul. 10, 2007 |
| 7241415 |
Metallic parts fabrication using selective inhibition of sintering (SIS) |
Jul. 10, 2007 |
| 7220380 |
System and method for fabricating a three-dimensional metal object using solid free-form fabrication |
May. 22, 2007 |
| 7172724 |
Method of making sintered object |
Feb. 6, 2007 |
| 7146708 |
Method of making a composite electric machine rotor assembly |
Dec. 12, 2006 |
| 7108829 |
Method of manufacturing sliding part and compressor provided with the sliding part |
Sep. 19, 2006 |
| 7070734 |
Blended powder solid-supersolidus liquid phase sintering |
Jul. 4, 2006 |
| 6984270 |
Radial anisotropic sintered magnet and its production method, magnet rotor using sintered magnet, and motor using magnet rotor |
Jan. 10, 2006 |
| 6973723 |
Piston formed by powder metallurgical methods |
Dec. 13, 2005 |
| 6939508 |
Method of manufacturing net-shaped bimetallic parts |
Sep. 6, 2005 |
| 6926777 |
Method for producing rod-shaped permanent magnets |
Aug. 9, 2005 |
| 6926969 |
Process for the production of sintered porous bodies |
Aug. 9, 2005 |
| 6908588 |
Process for manufacturing an evaporation source |
Jun. 21, 2005 |
| 6889419 |
Method of making a composite electric machine component of a desired magnetic pattern |
May. 10, 2005 |
| 6881376 |
Nuclear fuel body including tungsten network and method of manufacturing the same |
Apr. 19, 2005 |
| 6872356 |
Method of forming polycrystalline diamond cutters having modified residual stresses |
Mar. 29, 2005 |
| 6843960 |
Compositionally graded metallic plates for planar solid oxide fuel cells |
Jan. 18, 2005 |
| 6773824 |
Clad power metallurgy article and method for producing the same |
Aug. 10, 2004 |
| 6756010 |
Method and apparatus for producing compact of rare earth alloy powder and rare earth magnet |
Jun. 29, 2004 |
| 6730263 |
Process to manufacture a sintered part with a subsequent shaping of the green compact |
May. 4, 2004 |
| 6723278 |
Method of laser casting copper-based composites |
Apr. 20, 2004 |
| 6716388 |
Tool for rotary chip removal, a tool tip and a method for manufacturing a tool tip |
Apr. 6, 2004 |
| 6685880 |
Multiple grade cemented carbide inserts for metal working and method of making the same |
Feb. 3, 2004 |
| 6660225 |
Method to form multi-material components |
Dec. 9, 2003 |
| 6643913 |
Method of manufacturing a laminated ferrite chip inductor |
Nov. 11, 2003 |
| 6623690 |
Clad power metallurgy article and method for producing the same |
Sep. 23, 2003 |
| 6602545 |
Method of directly making rapid prototype tooling having free-form shape |
Aug. 5, 2003 |
| 6595821 |
Rotary anode for X-ray tube comprising an Mo-containing layer and a W-containing layer laminated to each other and method of producing the same |
Jul. 22, 2003 |
| 6596224 |
Jetting layers of powder and the formation of fine powder beds thereby |
Jul. 22, 2003 |
| 6569380 |
Enclosure for a semiconductor device |
May. 27, 2003 |
| 6564689 |
Blank for gun barrel, method for producing said gun barrel and gun barrel |
May. 20, 2003 |
| 6514627 |
Method for making a stacked reactor and catalyst disk for a stacked reactor |
Feb. 4, 2003 |
| 6500226 |
Method and apparatus for fabrication of cobalt alloy composite inserts |
Dec. 31, 2002 |
| 6488887 |
Method of fabricating metal composite compact |
Dec. 3, 2002 |
| 6461563 |
Method to form multi-material components |
Oct. 8, 2002 |
| 6454993 |
Manufacturing technique for multi-layered structure with magnet using an extrusion process |
Sep. 24, 2002 |
| 6409965 |
Sputtering target and its manufacturing method |
Jun. 25, 2002 |
| 6403210 |
Method for manufacturing a composite material |
Jun. 11, 2002 |
| 6383446 |
Method and system for automatic electrical sintering |
May. 7, 2002 |
| 6375708 |
Alloy for electrical contacts and electrodes and method of making |
Apr. 23, 2002 |
| 6322746 |
Co-sintering of similar materials |
Nov. 27, 2001 |
| 6319437 |
Powder injection molding and infiltration process |
Nov. 20, 2001 |
| 6312495 |
Powder-metallurgically produced composite material and method for its production |
Nov. 6, 2001 |
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