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Class Information
Number: 420/81
Name: Alloys or metallic compositions > Ferrous (i.e., iron base) > Four percent or more aluminum containing > Zirconium, vanadium or titanium containing
Description: Alloy or metallic composition which additionally contains one or more of zirconium, vanadium or titanium.










Patents under this class:

Patent Number Title Of Patent Date Issued
8580190 Durable iron-chromium-aluminum alloy showing minor changes in heat resistance Nov. 12, 2013
8449845 Zirconium crucible May. 28, 2013
8153054 High-temperature alloy Apr. 10, 2012
7935883 Thermoelectric material and thermoelectric conversion module using the same May. 3, 2011
6830676 Coking and carburization resistant iron aluminides for hydrocarbon cracking Dec. 14, 2004
6383662 Light weight steel and its use for car parts and facade linings May. 7, 2002
5620651 Iron aluminide useful as electrical resistance heating elements Apr. 15, 1997
5618491 Studs for boilers and other high temperature applications Apr. 8, 1997
5595706 Aluminum containing iron-base alloys useful as electrical resistance heating elements Jan. 21, 1997
5545373 High-temperature corrosion-resistant iron-aluminide (FeAl) alloys exhibiting improved weldability Aug. 13, 1996
5425821 Iron aluminum based engine intake valves and its manufacturing method Jun. 20, 1995
5411702 Iron-aluminum alloy for use as thermal-shock resistance material May. 2, 1995
5328527 Iron aluminum based engine intake valves and method of making thereof Jul. 12, 1994
5320802 Corrosion resistant iron aluminides exhibiting improved mechanical properties and corrosion resistance Jun. 14, 1994
5085829 Oxidation resistant Fe-Cr-Al steel Feb. 4, 1992
4988488 Iron aluminides and nickel aluminides as materials for chemical air separation Jan. 29, 1991
4961903 Iron aluminide alloys with improved properties for high temperature applications Oct. 9, 1990
4870046 Rolled high aluminum stainless steel foil for use as a substrate for a catalyst carrier Sep. 26, 1989
4861548 Seawater-corrosion-resistant non-magnetic steel materials Aug. 29, 1989
4844865 Seawater-corrosion-resistant non-magnetic steel materials Jul. 4, 1989
4836981 Concrete reinforcing steel bar or wire Jun. 6, 1989
4780276 Castable hot corrosion resistant alloy Oct. 25, 1988
4684505 Heat resistant alloys with low strategic alloy content Aug. 4, 1987
4435212 High permeability alloy Mar. 6, 1984
4348434 Flame spray powder Sep. 7, 1982
4298381 Abrasion-resistive high permeability magnetic alloy Nov. 3, 1981
4146391 High-permeability magnetic material Mar. 27, 1979











 
 
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