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Assignee: Particle Drilling Technologies, Inc.


Location: Houston, TX
No. of patents: 5

NumberTitleIssue Date
7503407Impact excavation system and method
A method and system for excavating a subterranean formation using a fluid comprising pumping the fluid through at least one nozzle such that a velocity of the fluid when exiting the nozzle is greater than a velocity of the fluid entering the nozzle. A plurality of s...
03/17/2009
7398839Impact excavation system and method with particle trap
A system and method for excavating a subterranean formation, according to which a slurry of liquid and a plurality of impactors are introduced into at least one cavity formed in a body member and are discharged from the cavity so that the impactors remove a portion ...
07/15/2008
7398838Impact excavation system and method with two-stage inductor
A system and method for excavating a subterranean formation according to which a fluid is introduced into a vessel to draw a plurality of impactors into the vessel to form a suspension. The suspension is discharged from the vessel and into another vessel, and fluid ...
07/15/2008
7383896Impact excavation system and method with particle separation
A system and method for excavating a subterranean formation, according to which a suspension of liquid and a plurality of impactors are introduced into at least one cavity formed in a body member and are discharging from the cavity so that the impactors remove a por...
06/10/2008
7343987Impact excavation system and method with suspension flow control
A system and method for excavating a subterranean formation, according to which a suspension of liquid and a plurality of impactors are passed between a drill string to a body member for discharge from the body member to remove at least a portion of the formation. T...
03/18/2008
 
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