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Class Information
Number: 419/47
Name: Powder metallurgy processes > Powder metallurgy processes with heating or sintering > Liquid phase sintering
Description: Processes wherein it is recited that some portion but not all of the material melts during the sintering operation.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8701970 Method of forming and assembly of metal and ceramic parts Apr. 22, 2014
8679400 Sintered material, ferrous sintered sliding material, producing method of the same, sliding member, producing method of the same and coupling device Mar. 25, 2014
8591804 Multi-component composition metal injection molding Nov. 26, 2013
8309018 Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits having particle-matrix composite bit bodies Nov. 13, 2012
8283046 Ferrous sintered multilayer roll-formed bushing, producing method of the same and connecting device Oct. 9, 2012
8128867 High strength hard alloy and method of preparing the same Mar. 6, 2012
8061580 Method of forming and assembly of metal parts and ceramic parts Nov. 22, 2011
7887747 High strength hard alloy and method of preparing the same Feb. 15, 2011
7879129 Wear part formed of a diamond-containing composite material, and production method Feb. 1, 2011
7857193 Method of forming and assembly of parts Dec. 28, 2010
7776256 Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits having particle-matrix composite bit bodies Aug. 17, 2010
7553445 Manufacturing processes of sintered alloy and oil-impregnated sintered bearing Jun. 30, 2009
7452500 Method and apparatus for making products by sintering and/or melting Nov. 18, 2008
7226492 High-powder tungsten-based sintered alloy Jun. 5, 2007
7153468 Physical vapor deposition targets and methods of formation Dec. 26, 2006
7070734 Blended powder solid-supersolidus liquid phase sintering Jul. 4, 2006
7063815 Production of composite materials by powder injection molding and infiltration Jun. 20, 2006
7041250 Combined liquid phase and activated sintering of refractory metals May. 9, 2006
6843823 Liquid phase sintered braze forms Jan. 18, 2005
6723278 Method of laser casting copper-based composites Apr. 20, 2004
6551374 Method of controlling the microstructures of Cu-Cr-based contact materials for vacuum interrupters and contact materials manufactured by the method Apr. 22, 2003
6517773 Direct metal fabrication of parts with surface features only Feb. 11, 2003
6508978 Golf club head with weighting member and method of manufacturing the same Jan. 21, 2003
6500225 Method for producing high density indium-tin-oxide sintered body Dec. 31, 2002
6475427 Golf club with multiple material weighting member Nov. 5, 2002
6475429 Heat sink substrate consisting essentially of copper and molybdenum and method of manufacturing the same Nov. 5, 2002
RE37875 Solid imaging process using component homogenization Oct. 15, 2002
6403023 Method for making porous metals Jun. 11, 2002
6312495 Powder-metallurgically produced composite material and method for its production Nov. 6, 2001
6309592 Method for manufacturing roller carrier of vibration balance device Oct. 30, 2001
6290902 Method for producing Ti (C,N)--(Ti,Ta,W) (C,N)--Co alloys for cutting tool applications Sep. 18, 2001
6277326 Process for liquid-phase sintering of a multiple-component material Aug. 21, 2001
6214177 Method of producing a silicon/aluminum sputtering target Apr. 10, 2001
6215093 Selective laser sintering at melting temperature Apr. 10, 2001
6200526 Method of controlling infiltration of complex-shaped ceramic-metal composite articles and the products produced thereby Mar. 13, 2001
6197083 Method for producing titanium-based carbonitride alloys free from binder phase surface layer Mar. 6, 2001
6187260 Aluminum metal matrix composite materials reinforced by intermetallic compounds and alumina whiskers Feb. 13, 2001
6156093 High strength, ductility, and toughness tungsten heavy alloy (WHA) materials Dec. 5, 2000
6147293 Process for producing sintered thermoelectric semiconductor and sintered thermoelectric semiconductor Nov. 14, 2000
6136105 Process for imparting high strength, ductility, and toughness to tungsten heavy alloy (WHA) materials Oct. 24, 2000
6126894 Method of producing high density sintered articles from iron-silicon alloys Oct. 3, 2000
6096111 Exothermically sintered homogeneous composite and fabrication method Aug. 1, 2000
6074454 Lead-free frangible bullets and process for making same Jun. 13, 2000
6019936 Method for manufacturing functionally gradient composite materials Feb. 1, 2000
5976213 Titanium-based carbonitride alloy with improved thermal shock resistance Nov. 2, 1999
5976456 Method for producing aluminum alloy powder compacts Nov. 2, 1999
5970307 Sintering method for tungsten-nickel-manganese type heavy alloy Oct. 19, 1999
5956560 Tungsten-copper composite powder Sep. 21, 1999
5950064 Lead-free shot formed by liquid phase bonding Sep. 7, 1999
5936170 Sintered liquid phase stainless steel, and prealloyed powder for producing same, with enhanced machinability characteristics Aug. 10, 1999

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