Exemplary applications of such High Surface Area Ash Removal Screen are further described in co-pending and commonly-assigned U.S. patent application Ser. No. 13/633,717 entitled “Apparatus and Methods for Large Particle Ash Separation From Flue Gas Using Screens Having Semi-Elliptical Cylinder Surfaces,” filed Oct. 2, 2012, the disclosure of which is incorporated herein by reference. The present application is a divisional of U.S. patent application Ser. No. 29/452,332 entitled “High Surface Ash Removal Screen.” filed Apr. 15, 2013, and is related to U.S. patent application Ser. No. 29/591,151 entitled “High Surface Area Ash Removal Screen,” filed Jan. 17, 2017, and U.S. patent application Ser. No. 29/591,155 entitled “High Surface Area Ash Removal Screen,” filed Jan. 17, 2017, the disclosures of which are incorporated herein by reference.