Tetra Corporation

 
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TETRA'S EH DRILLING EXPERIENCE
Invented and demonstrated the feasibility of focuesed shock wave drill technology
Crushed coal using electrohydraulic plasma-generated focused shock drill
Measured drilling rates in limestone and granite (10 cm)
Crushed ore and separated minerals from ores using electrohydraulic plasmas
Developed low-frequency, high efficiency underwater plasma acoustic source
Developed Broad Band Underwater Plasma Acoustic Source
Developing very high-power, low frequency underwater plasma sonar array technology
Developing small diameter, hand-held Electrohydraulic Drill
Developing technology for hard rock Mining Machine
Developing Electrohydraulic Deep Drill
1985 - 1988

1988 - 1991
1990 - 1994
1990 - 1995
1992 - 1993
1993 - 1995
1992 - 1995

1995 - Present
2001 - Present
2002 - Present
TETRA'S EH PATENTS
USA - Electrohydraulic Pressure Wave Projectors
South Africa - Electrohydraulic Pressure Wave Projectors
Canada - Electrohydraulic Pressure Wave Projectors
Europe - Electrohydraulic Pressure Wave Projectors
Portable Electrohydraulic Mining Drill
Electrohydraulic Pressure Wave Projectors
High Power, High Energy Underwater Plasma
Electroacoustic Pressure Wave Projector

6,215,734
98/01117
2,262,581
79736456.9
5,896,938
2,262,581
60/011,947
60/023,197 - 60/023,170 - 41674PCT

 
 
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