APPARATUS AND METHOD FOR JET PERFORATING AND CUTTING TOOL

摘要

A system and method for jet perforating within a well are disclosed. A jet perforating tool configured to be lowered inside a production tubing string comprises a tool body with a passage, an inlet in the upper section, perforating jets in the lower section, and a stepped outer diameter configured to seat on a production tubing string restriction such as a seat nipple. The tool may be lowered into the production tubing string without the need to trip the production tubing string in and out of the wellbore.

主权项

1. A jet perforating tool comprising:
a tubular tool body having an upper section and a lower section; an inlet in the upper section, the inlet configured to accept jet cutting fluid; a stepped outer diameter portion configured to rest on a restriction within a tubing string; at least one seat seal, wherein the at least one seat seal separates the upper section from the lower section; at least one hole in the lower section; a passage through at least part of the tool body connecting the inlet to the at least one hole; and a jet affixed to at least one hole.