Patent ID: 9598922
Date: 2017-03-21
CPC Classifications: E21B

Claim:
1. A tool for retrieving material from a well, said retrieval tool comprising: (a) a cylindrical tool body adapted for connection to a work string and for insertion into a well, said tool body defining a chamber adapted to receive material to be retrieved from said well; (b) said tool body having malleable members on the lower end of said tool body, said malleable members adapted to bend from an open position allowing ingress of said material into said chamber of said tool body to a closed position restricting egress of said material from said chamber; (c) a cylindrical jacket mounted on the exterior of said tool body and extending beyond the lower end of said tool body, said jacket having an open end allowing ingress of said material into said chamber, (d) a mill surface provided on said jacket adapted to bend said malleable members from said open position to said closed position; (e) said jacket and said tool body being operatively engaged for relative axial movement as said tool body is manipulated by said work string, said relative movement causing said malleable members to bear on said mill surface and bend from said open position to said closed position.