Particle Drilling Technologies, Inc.  



Profile of granite rock sample with compressive strength of ~36,000 psi.
A full scale, 8 ½” diameter hole was drilled through this sample at TerraTek Drilling Lab at rates ranging 2.5 to 4 times faster than current conventional methods.


Particle Drilling Technologies Posts Animation of Its Patented Drilling System to Website

HOUSTON, April 12 /PRNewswire-FirstCall/ -- Particle Drilling Technologies, Inc. ("PDTI" or "Company") (Nasdaq: PDRT) today announced that it has created an animated presentation describing the patented Particle Impact Drilling (PID) system. This presentation is intended to more fully convey the purpose and fundamental operation of the PID system. The presentation may be found on the Company's website at: /.

Particle Drilling Technologies, Inc., headquartered in Houston, Texas, is a development stage oilfield service and technology company owning certain patents and pending patents related to the Particle Impact Drilling technology. The Company's technology is designed to enhance the rate-of-penetration function in the drilling process, particularly in hard rock drilling environments.

Certain statements in this press release 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.

Contacts:
J. Chris Boswell, SVP & CFO
Particle Drilling Technologies, Inc.
713-223-3031 ext. 204

Ken Dennard, Managing Partner
Jack Lascar, Partner
DRG&E / 713-529-6600