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Class Information
Number: 419/33
Name: Powder metallurgy processes > Powder metallurgy processes with heating or sintering > Powder pretreatment (prior to consolidation or sintering) > Comminuting
Description: Processes in which preliminary operation includes comminution, disintegration, abrasion or other mechanical method of producing a number of smaller solid masses by the division of a larger solid mass or masses.

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8657915 Metal powder and manufacturing methods thereof Feb. 25, 2014
8572830 Method and apparatus for producing magnetic attachment system Nov. 5, 2013
8523976 Metal powder Sep. 3, 2013
8449816 Composition and methods of preparation of target material for producing radionuclides May. 28, 2013
8414679 Producing an alloy with a powder metallurgical pre-material Apr. 9, 2013
8409498 Method of producing a sputter target material Apr. 2, 2013
8318082 Cubic boron nitride compact Nov. 27, 2012
8173093 Iron silicide sputtering target and method for production thereof May. 8, 2012
8158092 Iron silicide powder and method for production thereof Apr. 17, 2012
7972583 Iron silicide sputtering target and method for production thereof Jul. 5, 2011
7867438 Cubic boron nitride compact Jan. 11, 2011
7829014 Method for preparing pre-coated, ultra-fine, submicron grain titanium and titanium-alloy components and components prepared thereby Nov. 9, 2010
7807099 Method for forming earth-boring tools comprising silicon carbide composite materials Oct. 5, 2010
7740796 Iron silicide powder and method for production thereof Jun. 22, 2010
7524355 Nano-composite energetic powders prepared by arrested reactive milling Apr. 28, 2009
7462217 Method of preparation for the high performance thermoelectric material indium-cobalt-antimony Dec. 9, 2008
7413703 Methods for producing agglomerates of metal powders and articles incorporating the agglomerates Aug. 19, 2008
RE40348 Arc segment magnet, ring magnet and method for producing such magnets Jun. 3, 2008
7329382 Methods for producing medium-density articles from high-density tungsten alloys Feb. 12, 2008
7311873 Process of direct powder rolling of blended titanium alloys, titanium matrix composites, and titanium aluminides Dec. 25, 2007
7309373 Method of making a ceramic body of densified tungsten carbide Dec. 18, 2007
7288224 Method of producing a sputtering target Oct. 30, 2007
7273584 Method of manufacturing oxide dispersion strengthened martensitic steel excellent in high-temperature strength having residual .alpha.-grains Sep. 25, 2007
7255933 Multi-layer sliding part and a method for its manufacture Aug. 14, 2007
7246439 Process for mechanically forming undercuts on sintered shaped parts based on iron Jul. 24, 2007
7214343 Method for producing granulated powder of R--FE--B type alloy and method for producing R--FE--B type alloy sintered compact May. 8, 2007
7195825 Multi-layer sliding part and a method for its manufacture Mar. 27, 2007
7166171 Longitudinal magnetic field compacting method and device for manufacturing rare earth magnets Jan. 23, 2007
7141126 Rare earth magnet and method for manufacturing the same Nov. 28, 2006
7087202 Particulate reinforced aluminum composites, their components and the near net shape forming process of the components Aug. 8, 2006
7056393 Method of making sintered compact for rare earth magnet Jun. 6, 2006
7052526 Magnesium base composite material and its manufacturing method May. 30, 2006
7037464 Dispersed oxide reinforced martensitic steel excellent in high temperature strength and method for production thereof May. 2, 2006
7018485 Apparatus for subjecting rare earth alloy to hydrogenation process and method for producing rare earth sintered magnet using the apparatus Mar. 28, 2006
6863862 Methods for modifying oxygen content of atomized intermetallic aluminide powders and for forming articles from the modified powders Mar. 8, 2005
6770242 Voice coil motor magnets and method of fabrication thereof Aug. 3, 2004
6746545 Preparation of rare earth permanent magnets Jun. 8, 2004
6740287 Method for making articles from nanoparticulate materials May. 25, 2004
6706240 Method of making niobium and other metal powders Mar. 16, 2004
6692690 Cemented carbide body with improved high temperature and thermomechanical properties Feb. 17, 2004
6663827 Rare earth magnet rotors for watch movements and method of fabrication thereof Dec. 16, 2003
6652806 Method of producing a sputtering target Nov. 25, 2003
6635120 Method for producing sintered rare earth magnet and sintered ring magnet Oct. 21, 2003
6540810 Niobium powder for capacitor, sintered body using the powder and capacitor using the same Apr. 1, 2003
6537385 Rare earth magnet and method for manufacturing the same Mar. 25, 2003
6500385 Continuous method for reusing coating powder waste and coating powders thus obtained Dec. 31, 2002
6475428 Method of producing titanium powder Nov. 5, 2002
6461565 Method of pressing rare earth alloy magnetic powder Oct. 8, 2002
6454992 Oxidation resistant and low coefficient of thermal expansion NiA1-CoCrAly alloy Sep. 24, 2002
6447715 Methods for producing medium-density articles from high-density tungsten alloys Sep. 10, 2002

1 2 3 4 5 6

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