Patent ID: 9528353
Filing Date: 2016-12-27
CPC Classification: E21B

Claim Text:
1. A perforating tool for perforating a cased wellbore, comprising: (i) a tubular mandrel; (ii) a jetting port situated within said tubular mandrel, which jetting port when open allows a jetting fluid from an interior of said tubular mandrel to be radially directed outwardly in a jet; (iii) a compressible packer member positioned on said tubular mandrel below said jetting port; (iv) a jaw member, fixedly secured to a pin member, slidably positioned on said tubular mandrel below said packer member and radially outwardly extendable when forced by a wedge-shaped member on said mandrel so as to frictionally engage said cased wellbore; (v) a ‘j’ slot for guiding and containing therewithin said in member, said “j’ slot located on said tubular mandrel below said packer member and adapted to guide said pin member therein to move from a “run-in” position, subsequently to a “set” position, and lastly to a “jetting” position; and (vi) a bypass port, situated in said tubular mandrel above said compressible packer, when open in said “run-in” position providing fluid communication between an exterior of said tool above said compressible packer and an interior of said tool below said compressible packer;