Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Undersea implosion device










Image Number 5 for United States Patent #4300654.

A method is described for causing hollow glass spheres to implode on command while deep in the ocean, whereby to produce an acoustic pulse. Specific means for causing the spheres to implode are described. The invention is useful for seismic work.








 
 
  Recently Added Patents
Nuclear fission reactor, a vented nuclear fission fuel module, methods therefor and a vented nuclear fission fuel module system
Leg stretching device
Cable exit trough with insert
Digital-to-analog converter and performing method thereof
Specimen preparation device, and control method in specimen preparation device
Electrical installation arrangement
Measurement system service for a vehicle instrument panel
  Randomly Featured Patents
Clamping tool
Temperature measuring method using micro temperature sensing element
Semiconductor polymeric compound based on lampblack, polymeric semiconductor body, and methods of making the semiconductor polymeric compound and the polymeric semiconductor body
Connection control method and system for mobile communication system
System and method of compensating for the effects of on-chip processing variation on an integrated circuit
Current-to-voltage converting apparatus and impedance measuring apparatus
Compounds and methods to increase anti-P-glycoprotein activity of baicalein by alkylation on the A ring
Process for the crystallization of polycarbonates and products obtained
Swivel rocker
Method and system for detecting air pressure neutrality in air containment zones