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.

Date of Patent:
Nov. 12, 2024

Filed:

Mar. 22, 2023
Applicant:

Yield Engineering Systems, Inc., Fremont, CA (US);

Inventors:

M Ziaul Karim, San Jose, CA (US);

Dragan Cekic, Princeton, NJ (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24C 1/08 (2006.01); B24C 3/12 (2006.01); B24C 5/04 (2006.01); B24C 11/00 (2006.01);
U.S. Cl.
CPC ...
B24C 1/086 (2013.01); B24C 3/12 (2013.01); B24C 5/04 (2013.01); B24C 11/00 (2013.01);
Abstract

A method of removing a coating from a substrate comprises positioning a nozzle of an apparatus such that a longitudinal axis of a distal end of the nozzle is inclined at an angle θ with a coated surface of the substrate. The nozzle including an inner conduit having an orifice and an outer conduit coaxially arranged about the inner conduit and defining an annular opening between the inner and outer conduits. Directing a liquid stream through the orifice toward the coated surface and directing a gas flow through the annular opening such that the gas flow surrounds the liquid stream, and impinging the liquid stream on the coated surface.


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