US Patent 7216689 Investment casting
Patent 7216689 was granted and assigned to United Technologies on May, 2007 by the United States Patent and Trademark Office.
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Patent abstract
Pre-molding of wax or similar sacrificial material over one or more cores facilitates a subsequent molding over a core assembly. Individual cores or groups thereof may be pre-molded in a wax body. One or more such wax bodies may be assembled with other bodies and/or other cores to facilitate a main wax molding of such assembly.
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US Patent 07216689 Investment casting US Patent 7216689 Investment casting
Infobox
Patent Number
0721668900
Patent Number
721668900
Edits on 28 Apr, 2023
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
072166890
Date of Patent
May 15, 2007
0Patent Application Number
108672300
Date Filed
June 14, 2004
0Official Website
Patent Primary Examiner
Edits on 24 Sep, 2022
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
072166890
Date of Patent
May 15, 2007
0Patent Application Number
108672300
Date Filed
June 14, 2004
0Official Website
Patent Primary Examiner
Edits on 8 Jun, 2022
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US Patent 07216689 Investment casting
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07216689
Date of patent
May 15, 2007
Patent application number
10867230
Date Filed
June 14, 2004
Patent primary examiner
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