PARTICLE DRILLING TECHNOLOGIES TO PRESENT AT THE 12TH ANNUAL BURKENROAD REPORTS INVESTMENT CONFERENCE

Houston - April 23, 2008 – Particle Drilling Technologies, Inc. (NASDAQ: PDRT) today announced that its senior management will be presenting at the 12th Annual Burkenroad Reports Investment Conference to be held on Friday, April 25, 2008 in New Orleans, Louisiana. The Burkenroad Reports is an equity research program of Tulane University's A.B. Freeman School of Business. The presentation will not be webcast live over the Internet.

About Particle Drilling Technologies, Inc.
Particle Drilling Technologies, Inc. (NASDAQ: PDRT) is a development-stage oilfield service and technology company commercializing its patented and patent-pending Particle Impact Drilling system. The company's technology is designed to enhance the rate-of-penetration function in the drilling process, particularly in hard-rock environments. It is headquartered in Houston, Texas. For more information, visit: www.particledrilling.com.

Certain statements made during the presentation announced above that are not historical but are forward-looking are subject to known and unknown risks and uncertainties, which may cause PDTI's actual results in future periods to be materially different from any future performance that may be suggested in this press release. Such risks and uncertainties may include, but are not limited to, PDTI's ability to raise equity capital, if necessary, and its ability to obtain equity financing on acceptable terms, if at all, a severe worldwide slowdown in the energy services sector and working capital constraints. Further, PDTI is a development stage company that operates in an industry sector where securities values are highly volatile and may be influenced by economic and other factors beyond PDTI's control such as announcements by competitors and service providers.