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Class Information
Number: 75/10.65
Name: Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures > Processes > Electrothermic processes (e.g., microwave, induction, resistance, electric arc, plasma, etc.) > Melting or holding melt
Description: Process wherein there is a melting step or a step of holding the material in a molten state.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 8357223 |
Waste treatment furnace and method |
Jan. 22, 2013 |
| 8187357 |
Melting metallurgical process for producing metal melts and transition metal-containing additive for use in this method |
May. 29, 2012 |
| 7988764 |
Process for producing a grain refining master alloy |
Aug. 2, 2011 |
| 7794519 |
Graphite electrode for electrothermic reduction furnaces, electrode column, and method of producing graphite electrodes |
Sep. 14, 2010 |
| 7785389 |
Feed material composition and handling in a channel induction furnace |
Aug. 31, 2010 |
| 7776127 |
Use of a channel induction furnace to process at least one of a molten metal product, a vapor phase metal product and a slag product from a variety of feed materials |
Aug. 17, 2010 |
| 7776126 |
Processing parameters for operation of a channel induction furnace |
Aug. 17, 2010 |
| 7740681 |
Reductant addition in a channel induction furnace |
Jun. 22, 2010 |
| 7727302 |
Slag control in a channel induction furnace |
Jun. 1, 2010 |
| 7637307 |
Adjustable feed chute and associated method of feeding and melting |
Dec. 29, 2009 |
| 7503376 |
Method and apparatus for melting titanium using a combination of plasma torches and direct arc electrodes |
Mar. 17, 2009 |
| 6918942 |
Process for production of titanium alloy |
Jul. 19, 2005 |
| 6858059 |
Electron beam melting method for metallic material |
Feb. 22, 2005 |
| 6613118 |
Method of heating molten aluminum in a crucible |
Sep. 2, 2003 |
| 6391081 |
Metal purification method and metal refinement method |
May. 21, 2002 |
| 6340376 |
Method for combining metals with different melting points |
Jan. 22, 2002 |
| 6136063 |
Process for separating hazardous metals from waste materials during vitrification |
Oct. 24, 2000 |
| 5925165 |
Process and apparatus for the 3-stage treatment of solid residues from refuse incineration plants |
Jul. 20, 1999 |
| 5865240 |
Rheocasting method and apparatus |
Feb. 2, 1999 |
| 5849062 |
Method for recovering metallic materials of gas generator for air bag |
Dec. 15, 1998 |
| 5702500 |
Integrated process for the recovery of metals and fused alumina from spent catalysts |
Dec. 30, 1997 |
| 5599376 |
Process and equipment to reclaim reusable products from edible oil process waste streams |
Feb. 4, 1997 |
| 5336291 |
Method of production of a metallic composite material incorporating metal carbide particles dispersed therein |
Aug. 9, 1994 |
| 5294767 |
Device for destroying hypodermic needles |
Mar. 15, 1994 |
| 5261611 |
Metal atomization spray nozzle |
Nov. 16, 1993 |
| 5226949 |
Method and apparatus for removal of floating impurities on liquid |
Jul. 13, 1993 |
| 5167700 |
Method and apparatus for remelting and refining or magnesium and magnesium alloys |
Dec. 1, 1992 |
| 5102450 |
Method for melting titanium aluminide alloys in ceramic crucible |
Apr. 7, 1992 |
| 5084090 |
Vacuum processing of reactive metal |
Jan. 28, 1992 |
| 5057194 |
Salt-based melting process |
Oct. 15, 1991 |
| 5030274 |
Method for recovering metallics and non-metallics from spent catalysts |
Jul. 9, 1991 |
| 4966624 |
Method and apparatus for electric refining of lead |
Oct. 30, 1990 |
| 4961776 |
Cold hearth refining |
Oct. 9, 1990 |
| 4850572 |
Process intended to prevent deposition on the walls of metallurgical containers and metallurgical containers suitable for carrying out this process |
Jul. 25, 1989 |
| 4849014 |
Molten metal heating method |
Jul. 18, 1989 |
| 4820342 |
Method of reducing lining wear |
Apr. 11, 1989 |
| 4797154 |
Plant to convert a metallic charge into semifinished products, and connected smelting and casting method |
Jan. 10, 1989 |
| 4790874 |
Method for forming metals with reduced impurity concentrations |
Dec. 13, 1988 |
| 4764210 |
Production of liquid iron |
Aug. 16, 1988 |
| 4661150 |
Production of liquid iron |
Apr. 28, 1987 |
| 4632700 |
Method and apparatus for holding or increasing the temperature in a metal melt |
Dec. 30, 1986 |
| 4619695 |
Process for producing high-purity metal targets for LSI electrodes |
Oct. 28, 1986 |
| 4612040 |
Consumable electrode for production of Nb-Ti alloys |
Sep. 16, 1986 |
| 4605436 |
Method of producing titanium alloys |
Aug. 12, 1986 |
| 4568385 |
Method of and apparatus for adding heat to molten metal, and also application of the method |
Feb. 4, 1986 |
| 4537745 |
Method of producing copper-chromium fusion alloys as contact material for vacuum power switches |
Aug. 27, 1985 |
| 4522784 |
Casting metals |
Jun. 11, 1985 |
| 4431443 |
Methods of vacuum arc melting |
Feb. 14, 1984 |
| 4385931 |
Method and furnace for refining of magnesium |
May. 31, 1983 |
| 4349381 |
Recovery of heavy metals from spent alumina |
Sep. 14, 1982 |
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