Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 219/50
Name: Electric heating > Metal heating (e.g., resistance heating)
Description: Subject matter relating to the electrical heating of metal.










Sub-classes under this class:

Class Number Class Name Patents
219/148 Bonding 22
219/121.11 By arc 84
219/51 Chain 14
219/68 Cutting or disintegrating (e.g., machining engraving) 169
219/155 Endless strip 33
219/78.01 For bonding with pressure (e.g., resistance welding) 93
219/76.1 For deposition welding (e.g., coating or building up) 113
219/71 Liquid electrode 9
219/162 Methods 22
219/72 Nonatmospheric environment at hot spot (e.g., resistance weld under oil, vacuum) 121
219/59.1 Of cylinders (e.g., pipes and tubes) 136
219/53 Rail bond 27
219/157 Rivets 6
219/156 Rods and bars 16
219/146.1 Weld rod composition 125
219/145.1 Weld rod structure 71
219/56 Wire, rod, or bar bonding 117
219/149 With forging or shaping (e.g., of powder) 30
219/158 Work holders 94


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8681923 Method of manufacturing core shroud for nuclear power plant and structure of nuclear power plant Mar. 25, 2014
8653399 Steel sheet heat treatment/stamp system and method Feb. 18, 2014
8610022 Impedance spectroscopy system and catheter for ischemic mucosal damage monitoring in hollow viscous organs Dec. 17, 2013
8552328 Method of repairing the deterioration of magneto-resistive effect device Oct. 8, 2013
8522710 Shaped metal deposition apparatus Sep. 3, 2013
8519304 Implementing selective rework for chip stacks and silicon carrier assemblies Aug. 27, 2013
8512043 Body motion training and qualification system and method Aug. 20, 2013
8455784 Method and system for welding workpieces Jun. 4, 2013
8309878 Universal input power supply utilizing parallel power modules Nov. 13, 2012
8309874 Gas heater Nov. 13, 2012
8309888 Electronic apparatus, power control device for controlling a heater, and method of controlling power control device Nov. 13, 2012
8293172 Method of dispensing a volatile material Oct. 23, 2012
8294058 Electric forge for heating horse shoes Oct. 23, 2012
7893381 Welding set of metal member including permanent magnet and welding method thereof, as well as electric rotating machine Feb. 22, 2011
7732734 Metal forming apparatus and process with resistance heating Jun. 8, 2010
7728259 Method and device for heat treating a shaped part Jun. 1, 2010
7714253 Method and apparatus for the uniform resistance heating of articles May. 11, 2010
7705272 Bolt heater assembly unit having junction housing configuration Apr. 27, 2010
7456134 Process for the continuous production of magnesium diboride based superconductors Nov. 25, 2008
7441558 Active thermal energy storage system Oct. 28, 2008
7429711 Metal forming apparatus and process with resistance heating Sep. 30, 2008
7371988 Methods for extending the life of alloy steel welded joints by elimination and reduction of the HAZ May. 13, 2008
7211767 Techniques for treating a surface crack on a component May. 1, 2007
7064291 Annealing plant Jun. 20, 2006
6903296 Method of making a metallic component Jun. 7, 2005
6866181 Friction stir welding method Mar. 15, 2005
6806432 Superconducting coils Oct. 19, 2004
6783226 Curved infrared foil heater for drying images on a recording medium Aug. 31, 2004
6544668 Ductile filler metal alloys for welding nickel aluminide alloys Apr. 8, 2003
6460007 Method and apparatus for determination of resistance spot welded flange width Oct. 1, 2002
6417490 Method and device for thermally supporting mechanical joints Jul. 9, 2002
6365864 Cleaning device for welding wire and method of cleaning welding wire Apr. 2, 2002
6337147 Weldable aluminum product and welded structure comprising such a product Jan. 8, 2002
6326574 Sleeve for an adapter flange of the gasonics L3510 etcher Dec. 4, 2001
6066823 Semiautomatic tube welding apparatus May. 23, 2000
5868994 Constant current needle annealing Feb. 9, 1999
5760360 Apparatus and method for charging canisters with a high pressure gas Jun. 2, 1998
5744773 Resistance heating process and apparatus Apr. 28, 1998
5721414 Method of manufacturing a spark erosion electrode wire Feb. 24, 1998
5650208 Window equipped with electrostatic protection circuit Jul. 22, 1997
5315085 Oven that exhibits both self-resistive and self-inductive heating May. 24, 1994
5308114 Wire cutting device for land vehicles May. 3, 1994
5247157 Apparatus for developing heat within conductive materials using heat-resistant ribbon heaters Sep. 21, 1993
5202542 Test specimen/jaw assembly that exhibits both self-resistive and self-inductive heating in response to an alternating electrical current flowing therethrough Apr. 13, 1993
5124520 Method and apparatus for developing heat within conductive materials Jun. 23, 1992
5008514 Method and apparatus for heating a metallic elongated product Apr. 16, 1991
4987281 Apparatus for continuous-direct-resistance heating of long-length particles Jan. 22, 1991
4908490 Technology and equipment of the stressed skin sheet covering for large passenger vehicles Mar. 13, 1990
4822969 Apparatus for continuous-direct-resistance heating of long-length articles Apr. 18, 1989
4757978 Shape-memory alloy resetting apparatus Jul. 19, 1988

1 2










 
 
  Recently Added Patents
Compositions for inhibiting NADPH oxidase activity
Image processing unit, image processing method and program
Halogen-free flame retardants for epoxy resin systems
Sperm factor sequences
Proton conducting electrolytes with cross-linked copolymer additives for use in fuel cells
Soliciting first party in communication session to maintain call when degradation of connection to second party is anticipated
Digital display
  Randomly Featured Patents
Diphenyl-1,2,3-thiadiazol-3-oxides, compositions and methods of use
Differential actuating system for downhole tools
Putter club face
Comparative molecular field analysis (CoMFA)
Grilling apparatus
Use of ultrasound for detecting and locating a bony region, method and apparatus for detecting and locating such a bony region by ultrasound
Patterned intensities printer
System and method of clearing services for risk management trading
Method of mounting a plurality of electronic components
Apparatus for independently rewinding slit strips in a web slitting and rewinding machine