PARTICLE DRILLING TECHNOLOGIES TO PRESENT AT THE MORGAN KEEGAN 2007 EQUITY CONFERENCE

Houston - August 28, 2007 – Particle Drilling Technologies, Inc. (NASDAQ: PDRT) today announced that its management will be presenting at the Morgan Keegan 2007 Equity Conference to be held in Memphis, Tennessee on September 6 - 7, 2007.

J. Chris Boswell, Particle Drilling’s Senior Vice President and Chief Financial Officer, is scheduled to present on Thursday, September 6, 2007 at 4:15 pm Central Time. The presentation will be broadcast live over the Internet and is expected to last approximately twenty-five minutes. The webcast link will be available on the Company’s website at www.particledrilling.com. A replay of the presentation will be archived on the website shortly after the presentation is concluded.

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.