| http://www.w3.org/ns/prov#value | - The well tool of claim 8 further including:an impact-actuated explosive on said body; explosive-detonating means on said body including a movable detonating member, and pressure-biasing means operative only following said initial downward cable movement for driving said detonating member against said impact-actuated explosive; means releasably securing said detonating member to said body and opera
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