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Class Information
Number: 164/250.1
Name: Metal founding > Means to directly apply electrical or wave energy to work
Description: Apparatus which includes means to apply an energy quantity directly to work material either as (a) wave energy in the frequency spectrum above the lower audio frequency range, (i.e., fifty cycles per second), or (b) an electric field or force.

Sub-classes under this class:

Class Number Class Name Patents
164/514 Arc electrode 38
164/510 Electrical discharge knockout means 4
164/512 Electron beam melting means 13
164/511 High frequency vibration means 1
164/505 In continuous casting apparatus 4
164/513 Induction coil means 49

Patents under this class:

Patent Number Title Of Patent Date Issued
8662142 Method and device for remelting metal in an electric furnace Mar. 4, 2014
8074704 Method and apparatus for semi-continuous casting of hollow ingots and products resulting therefrom Dec. 13, 2011
7092484 Model-assisted reconstruction of volumetric data Aug. 15, 2006
7066726 Device and method for melting and conveying material Jun. 27, 2006
7011136 Method and apparatus for melting metals Mar. 14, 2006
6843303 Method of sand coremaking Jan. 18, 2005
6820679 Method of primary forming a material Nov. 23, 2004
6793000 Hot chamber pressurized casting machine and process for operating same and making cast parts therewith Sep. 21, 2004
5960853 Apparatus for creating a free-form three-dimensional article using a layer-by-layer deposition of a molten metal and deposition of a powdered metal as a support material Oct. 5, 1999
5954115 Molding toy for molding toy metal objects Sep. 21, 1999
5787965 Apparatus for creating a free-form metal three-dimensional article using a layer-by-layer deposition of a molten metal in an evacuation chamber with inert environment Aug. 4, 1998
5411653 Separated electrode system in electrolytically setting or hardening reactive cement pastes May. 2, 1995
5315091 Resistively heated sample preparation apparatus May. 24, 1994
5314003 Three-dimensional metal fabrication using a laser May. 24, 1994
5253696 Method and apparatus for controlling solidification of metals and other materials Oct. 19, 1993
5222543 Microwave curing Jun. 29, 1993
4919190 Radioactive waste material melter apparatus Apr. 24, 1990
4632170 Method and apparatus for making precision metal castings Dec. 30, 1986
4482376 Method of and apparatus for melting and casting reactive metals Nov. 13, 1984
4421152 Apparatus for precision casting Dec. 20, 1983
4347889 Diecasting apparatus Sep. 7, 1982
4331197 Microwave core process May. 25, 1982
4296794 Method of transmission of sonic energy to work pieces Oct. 27, 1981
4291742 Method and apparatus for obtaining an ingot Sep. 29, 1981
4290475 Ingot casting Sep. 22, 1981
4213496 Electromagnetic casting apparatus Jul. 22, 1980
4126651 Production of plaster molds by microwave treatment Nov. 21, 1978

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