Time-delayed ignition system for a down-hole explosive tool

Details Time-delayed ignition system for a down-hole explosive tool Time-delayed ignition system for a down-hole explosive tool

1984-06-15

1986-02-25

Novosad, Stephen J.

Wells

With explosive or gas generating means in well

175 454, 102206, 102215, E21B 2902, E21B 431185

Patent

active

045722889

ABSTRACT:
A time-delayed ignition system for a down-hole explosive tool such as a wireline cutter. The ignition system preferably includes: (a) a longitudinal housing; (b) means for supplying electrical current to the housing; (c) an electrical igniter located in the housing and operable to activate the down-hole tool by applying the electrical current to the igniter, and (d) means for delaying application of the current to the igniter until a predetermined period of time has elapsed. Preferably, the time-delay means are electronic and disposed within the housing.

REFERENCES:
patent: 2696259 (1954-12-01), Greene
patent: 3930449 (1976-01-01), Buchele
patent: 4217826 (1980-08-01), Young, Jr. et al.
patent: 4445435 (1984-05-01), Oswald

Affiliated with

Also associated with

Rating

Time-delayed ignition system for a down-hole explosive tool does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Time-delayed ignition system for a down-hole explosive tool, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Time-delayed ignition system for a down-hole explosive tool will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1008285