US Patent 7909947 High strength L1
Patent 7909947 was granted and assigned to United Technologies on March, 2011 by the United States Patent and Trademark Office.
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Patent abstract
High strength heat treatable aluminum alloys that can be used at temperatures from about −420° F. (−251° C.) up to about 650° F. (343° C.) are described. The alloys are strengthened by dispersion of particles based on the L12 intermetallic compound Al3X. These alloys comprise aluminum, copper, magnesium, at least one of scandium, erbium, thulium, ytterbium, and lutetium; and at least one of gadolinium, yttrium, zirconium, titanium, hafnium, and niobium.
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US Patent 07909947 High strength L1 US Patent 7909947 High strength L1
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Patent Number
0790994700
Patent Number
790994700
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Official Website
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
079099470
Date of Patent
March 22, 2011
0Patent Application Number
128998540
Date Filed
October 7, 2010
0Official Website
Patent Primary Examiner
Edits on 24 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
079099470
Date of Patent
March 22, 2011
0Patent Application Number
128998540
Date Filed
October 7, 2010
0Official Website
Patent Primary Examiner
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US Patent 07909947 High strength L1
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07909947
Date of patent
March 22, 2011
Patent application number
12899854
Date Filed
October 7, 2010
Patent primary examiner
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