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Browse by Category: Main > Material Science
Class Information
Number: 420/902
Name: Alloys or metallic compositions > Superplastic
Description: Cross-reference art collection of alloys, or metallic compositions which exhibit property of being capable of great deformations of over 100 percent without "necking down", or rupturing.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7300708 Erosion and wear resistant protective structures for turbine engine components Nov. 27, 2007
6428634 Ni-Ti-Nb alloy processing method and articles formed from the alloy Aug. 6, 2002
6063210 Superplastically-formable Al-Mg-Si product and method May. 16, 2000
6056835 Superplastic aluminum alloy and process for producing same May. 2, 2000
5620537 Method of superplastic extrusion Apr. 15, 1997
5540791 Preformable aluminum-alloy rolled sheet adapted for superplastic forming and method for producing the same Jul. 30, 1996
5490885 Metal treatment Feb. 13, 1996
5456774 Thermomechanical treatment method for providing super-plasticity to Al-Li Alloy Oct. 10, 1995
5447580 Rapid heat treatment of nonferrous metals and alloys to obtain graded microstructures Sep. 5, 1995
5419788 Extended life SMA actuator May. 30, 1995
5413649 Method for enhancing superplasticity in composites May. 9, 1995
5405462 Superplastic aluminum-based alloy material and production process thereof Apr. 11, 1995
5358796 Joined parts of Ni-Ti alloys with different metals and joining method therefor Oct. 25, 1994
5332456 Superplastic aluminum-based alloy material and production process thereof Jul. 26, 1994
5328530 Hot forging of coarse grain alloys Jul. 12, 1994
5236525 Method of thermally processing superplastically formed aluminum-lithium alloys to obtain optimum strengthening Aug. 17, 1993
5217548 Process for working .beta. type titanium alloy Jun. 8, 1993
5215600 Thermomechanical treatment of Ti 6-2-2-2-2 Jun. 1, 1993
5181969 Rolled aluminum alloy adapted for superplastic forming and method for making Jan. 26, 1993
5171374 Rapidly solidified superplastic aluminum-lithium alloys and process for making same Dec. 15, 1992
5135582 Method for forming a diaphragm and diaphragm Aug. 4, 1992
5122196 Superplastic sheet metal made from an aluminum alloy Jun. 16, 1992
5078806 Method for superplastic forming of rapidly solidified magnesium base metal alloys Jan. 7, 1992
5064478 Method and apparatus for surface austempering of cast iron parts Nov. 12, 1991
5055143 Re-entrant angle closure on superplastically formed structure Oct. 8, 1991
5053084 High strength, heat resistant aluminum alloys and method of preparing wrought article therefrom Oct. 1, 1991
5019183 Process for enhancing physical properties of aluminum-lithium workpieces May. 28, 1991
4992110 Wrought aluminum eutectic composites Feb. 12, 1991
4952331 Composite magnetic compacts and their forming methods Aug. 28, 1990
4943326 Ornament and method of manufacturing the same Jul. 24, 1990
4938809 Superplastic forming consolidated rapidly solidified, magnestum base metal alloy powder Jul. 3, 1990
4935069 Method for working nickel-base alloy Jun. 19, 1990
4935068 Method of treating a sample of an alloy Jun. 19, 1990
4874578 Aluminium alloy for superplastic forming Oct. 17, 1989
4874440 Superplastic aluminum products and alloys Oct. 17, 1989
4867805 Superplastic aluminum alloys, alloy processes and component part formations thereof Sep. 19, 1989
4867807 Method for superplastic warm-die and pack forging of high-strength low-ductility material Sep. 19, 1989
4861391 Aluminum alloy two-step aging method and article Aug. 29, 1989
4849032 Orthodontic coil spring and method of making the same Jul. 18, 1989
4830682 Process for producing aluminum-lithium alloys having improved superplastic properties May. 16, 1989
4811766 Explosively bonded expanded structure Mar. 14, 1989
4806305 Ductile nickel-silicon alloy Feb. 21, 1989
4797164 Process for manufacturing a fine-grained recrystallized sheet Jan. 10, 1989
4770848 Grain refinement and superplastic forming of an aluminum base alloy Sep. 13, 1988
4747884 High strength aluminum-base alloy containing lithium and zirconium and methods of preparation May. 31, 1988
4731129 Superplastic zinc/aluminum alloy Mar. 15, 1988
4722755 Hot working method for superplastic duplex phase stainless steel Feb. 2, 1988
4722754 Superplastically formable aluminum alloy and composite material Feb. 2, 1988
4721600 Superplastic ferrous duplex-phase alloy and a hot working method therefor Jan. 26, 1988
4721537 Method of producing a fine grain aluminum alloy using three axes deformation Jan. 26, 1988

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