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
Medical devices having MRI compatible metal alloys
Handheld terminal
System for performing dilatometer tests on the seafloor
Manual intraosseous device
Dynamic advertising control
Micro-actuator enabling single direction motion of a magnetic disk drive head
Method for dynamic discovery of processors and processor capabilities
  Randomly Featured Patents
Recording apparatus and sorter capable of reducing curl of sheet
Tight coupling between two equipments such as pipes
Metal oxide powders or their mixtures and their use in catalytic dehydrogenation of hydrocarbons
Apparatus for recording symbols printed on documents or the like
Wireless telephone system with diversity transmission and method
Scale control with terpolymers containing vinyl alcohol
Juicer
Binder insert
Combination rear view mirror and digital displays
Certain 3-phosphinyl-2-oxo-piperidine-1-acetic acid derivatives having anti-hypertensive activity