The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 24, 2001
Filed:
Nov. 30, 1998
Applicant:
Inventor:
Lawrence E. Gebhart, Clayton, OH (US);
Assignee:
Faraday Technology Marketing Group LLC, Troy, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23H 3/00 ;
U.S. Cl.
CPC ...
B23H 3/00 ;
Abstract
A sacrificial cores in castings of metallic or non-metallic materials is made from a metal that can be electrolytically dissolved, and is removed from the casting by electrochemical machining. The sacrificial core may be a hollow shell incorporating an integral electrode within the shell and electrically insulated from the shell.
Gebhart, Lawrence. (2001). Removal of sacrificial cores by electrochemical machining (U.S. Patent No. 6221235). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6221235
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile