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Class Information
Number: 419/3
Name: Powder metallurgy processes > Powder metallurgy processes with heating or sintering > Making articles of indefinite length
Description: Processes which produce a product having one dimension, its length, considerably greater than its other dimensions, but wherein the process does not establish a finite limit for the length.


Sub-classes under this class:

Class Number Class Name Patents
419/4 Filaments or fibers 51


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7311873 Process of direct powder rolling of blended titanium alloys, titanium matrix composites, and titanium aluminides Dec. 25, 2007
7192551 Inductive heating process control of continuous cast metallic sheets Mar. 20, 2007
7056470 Capacitor-grade lead wires with increased tensile strength and hardness Jun. 6, 2006
6858176 Method for sintering ferroalloy materials Feb. 22, 2005
6699430 Method and device for producing a sintered metal blank with internally disposed helical recesses Mar. 2, 2004
6699821 Nb3Al superconductor and method of manufacture Mar. 2, 2004
6663826 Method of high-density foil fabrication Dec. 16, 2003
6652805 Highly filled composites of powdered fillers and polymer matrix Nov. 25, 2003
6543123 Process for making constrained filament niobium-based superconductor composite Apr. 8, 2003
6524526 Structure and method for compaction of powder-like materials Feb. 25, 2003
6428596 Multiplex composite powder used in a core for thermal spraying and welding, its method of manufacture and use Aug. 6, 2002
6312495 Powder-metallurgically produced composite material and method for its production Nov. 6, 2001
6120936 Method for powder formation of a hydrogen storage alloy Sep. 19, 2000
6038461 Plastically deformable high temperature superconductive material and method of manufacturing formed body thereof Mar. 14, 2000
5997803 Thermoelements prepared from powdered alloys and thermocouples made therefrom Dec. 7, 1999
5972069 Metallic material made from tungsten or molybdenum, method of producing the metallic material, and secondary product material using the metallic material Oct. 26, 1999
5915160 High strength gold wire for microelectronics miniaturization and method of making the same Jun. 22, 1999
5864743 Multi-channel structures and processes for making structures using carbon filler Jan. 26, 1999
5850591 Method of manufacturing a metal sheet Dec. 15, 1998
5798468 Sintering material containing silver-tin oxide for electrical contacts and process for its manufacture Aug. 25, 1998
5774779 Multi-channel structures and processes for making such structures Jun. 30, 1998
5667903 Method of hard facing a substrate, and weld rod used in hard facing a substrate Sep. 16, 1997
5628044 Pure iron-zinc intermetallic galvanneal calibration standards May. 6, 1997
5597967 Aluminum-silicon alloy foils Jan. 28, 1997
5534219 Method for producing multifilamentary niobium-tin superconductor Jul. 9, 1996
5489411 Titanium metal foils and method of making Feb. 6, 1996
5482671 Method of manufacturing interlocking parts Jan. 9, 1996
5480601 Method for producing an elongated sintered article Jan. 2, 1996
5474736 Methods for manufacturing tubes filled with powdery and granular substances Dec. 12, 1995
5439636 Large ceramic articles and method of manufacturing Aug. 8, 1995
5429791 Silver-high temperature superconductor composite material manufactured based on powder method, and manufacturing method therefor Jul. 4, 1995
5314655 Method and apparatus for producing continuous powder metallurgy compacts May. 24, 1994
5248464 Article of ceramic material and production thereof Sep. 28, 1993
5230138 Method of manufacturing a metal-contained composite material and a metal-contained composite material produced thereby Jul. 27, 1993
5204315 Superconductor wire and process for production thereof Apr. 20, 1993
5132080 Production of articles from powdered metals Jul. 21, 1992
5106825 Fabrication of superconducting wire and product Apr. 21, 1992
5075940 Process for producing solid electrolytic capacitors Dec. 31, 1991
5011654 Production of flat products Apr. 30, 1991
5010050 Process of producing composite material consisting of sheet metal plates, metal strips and foils having a skeleton surface structure and use of the composite materials Apr. 23, 1991
4961901 Process and apparatus for manufacturing diaphragms Oct. 9, 1990
4915898 Method for the continuous fabrication of comminuted hydrogen storage alloy material negative electrodes Apr. 10, 1990
4849163 Production of flat products from particulate material Jul. 18, 1989
4820466 Process for obtaining ultra-high modulus products Apr. 11, 1989
4820481 Method for the continuous fabrication of hydrogen storage alloy negative electrodes Apr. 11, 1989
4808225 Method for producing an alloy product of improved ductility from metal powder Feb. 28, 1989
4800131 Cored wire filler metals and a method for their manufacture Jan. 24, 1989
4772322 Production of flat products from particulate material Sep. 20, 1988
4769211 Process for compacting iron particles and subsequent breaking apart of the compacted iron band and apparatus for performing this process Sep. 6, 1988
4758404 Method of producing composite material for sliding member Jul. 19, 1988

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