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:
Jan. 28, 2014
Filed:
Dec. 21, 2009
Steven Grumbine, Aurora, IL (US);
Ramasubramanyam Nagarajan, Naperville, IL (US);
Steven Grumbine, Aurora, IL (US);
Ramasubramanyam Nagarajan, Naperville, IL (US);
Cabot Microelectronics Corporation, Aurora, IL (US);
Abstract
The invention provides a method and apparatus for removing magnetic or magnetized contaminants from a wiresaw cutting slurry during a wiresaw cutting process. The apparatus comprises a recirculating slurry dispensing system that defines the slurry flow pathway. The recirculating dispensing slurry system comprises a magnetic separator for removing magnetic or magnetizable contaminants from the slurry, wherein the purified slurry is discharged back into recirculation within the recirculating slurry dispensing system.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile