Underwater blasting method and explosives and devices used there

Details Underwater blasting method and explosives and devices used there Underwater blasting method and explosives and devices used there

1974-02-26

1976-04-27

Pendegrass, Verlin R.

Ammunition and explosives

Igniting devices and systems

86 20C, 102 21, F42D 100

Patent

active

039526550

ABSTRACT:
This invention relates to a method of removing underwater obstacles by blasting with a fluid explosure. This underwater blasting method comprises the steps of injecting into a blasting hole drilled on an underwater obstacle an inert fluid which is immiscible with water and has a specific gravity greater than water, then injecting a fluid explosive having a specific gravity greater than the inert fluid to replace therewith a part of the inert fluid and thereafter detonating the injected explosive.

REFERENCES:
patent: 2316596 (1943-04-01), Kennedy
patent: 2892406 (1959-06-01), Hradel et al.
patent: 3361023 (1968-01-01), Collins et al.

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