Jul 22, 2025

US12366437 - Transportable perforation tool

A transportable well completion tool is described. The transportable well completion tool comprises a housing with a charge module disposed within the housing. The charge module comprises explosive charges. An initiator module comprising a detonator is coupled to the housing, and a bulkhead member is disposed within the housing between the initiator module and the charge module. A containment cover is secured to the housing to cover the detonator. The transportable well completion tool can be transported with the containment cover in place, and the containment cover can be removed to connect the well completion tool to a tool string for downhole deployment.

Assignee: SCHLUMBERGER TECHNOLOGY CORPORATION
Inventors: Andrew Prisbell, Mohamed Mehdi, Jay Garza, Atsushi Nakano
Filing date: 2023-02-07

The patent describes a transportable well completion tool featuring a housing that contains an explosive charge module and a detonator module, separated by a bulkhead. It includes a containment cover that can be removed for deployment while incorporating detection means to ensure safety before the cover is taken off.

Claim 1

A well completion tool, comprising: a tubular housing; a charge module comprising at least one explosive charge within the housing; an initiation module coupled to the housing and comprising a detonator; a bulkhead module within the housing between the charge module and the initiation module; and a containment cover secured to the housing and covering the detonator, wherein the containment cover has detection means for detecting discharge of the initiation module before removing the containment cover. a tubular housing; a charge module comprising at least one explosive charge within the housing; an initiation module coupled to the housing and comprising a detonator; a bulkhead module within the housing between the charge module and the initiation module; and a containment cover secured to the housing and covering the detonator, wherein the containment cover has detection means for detecting discharge of the initiation module before removing the containment cover.

Google Patents

https://patents.google.com/patent/US12366437

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12366437