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Class Information
Number: 75/684
Name: Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures > Processes > Producing or treating free metal > At 300 degrees c or greater (e.g., pyrometallurgy, etc.) > Nonferrous > Aluminum(al) > Treating molten aluminum(al) > Adding solid
Description: Process in which a solid is added to molten metal that contains over 50 percent by weight Aluminum (Al).










Sub-classes under this class:

Class Number Class Name Patents
75/685 Containing halogen 35


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8673053 Method of hardening an interface of carbon material using nano silicon carbide coating Mar. 18, 2014
8668762 Method for manufacturing desulfurizing agent Mar. 11, 2014
8540797 Process for preparation of nano ceramic-metal matrix composites and apparatus thereof Sep. 24, 2013
8313554 Method for the separation of molten aluminium and solid inclusions Nov. 20, 2012
8287622 Method for making aluminum-based composite material Oct. 16, 2012
8268236 Aluminum-based master alloy for manganese alloying of metal alloys, method for producing thereof and use thereof Sep. 18, 2012
7892319 Crust breaker and ore dispenser Feb. 22, 2011
7534284 Flux injection with pump for pumping molten metal May. 19, 2009
7452402 Method for producing foamed aluminum products by use of selected carbonate decomposition products Nov. 18, 2008
7347886 Method for introducing additives into fluids Mar. 25, 2008
7306643 Method for introducing additives to liquid metal, ceramic/metallic powder Dec. 11, 2007
6939388 Method for making materials having artificially dispersed nano-size phases and articles made therewith Sep. 6, 2005
6916356 Method for preparing aluminum-silicon alloys Jul. 12, 2005
6811589 Method for adding solid zinc-aluminum to galvanizing baths Nov. 2, 2004
6733566 Petroleum coke melt cover for aluminum and magnesium alloys May. 11, 2004
6485541 Method to decrease loss of aluminum and magnesium melts Nov. 26, 2002
6468674 Coating composition for steel--product, a coated steel product, and a steel product coating method Oct. 22, 2002
6440582 Coating composition for steel product, a coated steel product, and a steel product coating method Aug. 27, 2002
6406516 Method for making high volume reinforced aluminum composite by use of dipping process Jun. 18, 2002
6375712 Method of removal of light metals from aluminum Apr. 23, 2002
6336955 Method of eliminating phosphorus and/or antimony from molten aluminum Jan. 8, 2002
6315944 Plant for casting metal with particles suspended therein Nov. 13, 2001
6290748 TiB2 particulate ceramic reinforced Al-alloy metal-matrix composites Sep. 18, 2001
6235078 Iron additive for alloying non-ferrous alloys May. 22, 2001
6228185 Metal matrix alloys May. 8, 2001
6149710 Additive for adding one or more metals into aluminium alloys Nov. 21, 2000
6106588 Preparation of metal matrix composites under atmospheric pressure Aug. 22, 2000
6051049 Utilization of strontium aluminate in steelmaking Apr. 18, 2000
6024777 Compacted steel powder alloying additive for aluminum melts, method of making and method of using Feb. 15, 2000
5741348 Method for refining an aluminium scrap smelt Apr. 21, 1998
5632801 Process for making metal-matrix composites mixed with reinforcing materials by forced drafting May. 27, 1997
5614150 Method for producing refractory aluminide reinforced aluminum Mar. 25, 1997
5462580 Method for molten metal treatment Oct. 31, 1995
5462612 Airtight aluminum alloy casting and its manufacturing method Oct. 31, 1995
5462581 Method for treating molten metal Oct. 31, 1995
5424031 Grain refining alloy and a method for grain refining of aluminum and aluminum alloys Jun. 13, 1995
5405578 Method for preparing master alloy hardeners for use in preparing an aluminum alloy Apr. 11, 1995
5401338 Process for making metal-matrix composites reinforced by ultrafine reinforcing materials products thereof Mar. 28, 1995
5397377 Molten metal fluxing system Mar. 14, 1995
5364450 Molten metal treatment Nov. 15, 1994
5100618 Production of an aluminum grain refiner Mar. 31, 1992
5069875 Method of adding silicon to aluminum Dec. 3, 1991
5057150 Production of aluminum master alloy rod Oct. 15, 1991
4946647 Process for the manufacture of aluminum-graphite composite for automobile and engineering applications Aug. 7, 1990
4917728 Aluminium alloy treatment Apr. 17, 1990
4847047 Enhancement of titanium-aluminum alloying by ultrasonic treatment Jul. 11, 1989
4842821 Producing titanium carbide Jun. 27, 1989
4824480 Crucible for the thermal analysis of aluminum alloys using special crucible Apr. 25, 1989
4812289 Oxide dispersion hardened aluminum composition Mar. 14, 1989
4808375 Process for producing aluminium-silicon alloy with content of silicon of 2-22% by mass Feb. 28, 1989

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