Patent · US Active

Chemical deployment canisters for downhole use

US7546878B2 · kind B2 · utility

8Cited by

17References

16Claims

0Family size

Assignee

SCHLUMBERGER TECHNOLOGY CORPORATION · US

Inventors

Martin Prado · Friendswood, US
Robert Krush · Sugar Land, US
Ashish Sharma · Friendswood, US

Key dates

Filing date	Dec 14, 2006
Grant date	Jun 16, 2009
Priority date	—
Expiry date	Jun 19, 2027

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE21B43/25
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

An apparatus for deployment of a reagent downhole includes a housing configured to move in a borehole; a chamber for storing the reagent, wherein the chamber is disposed in the housing and has one or more outlets for dispensing the reagent; a piston configured to move in the chamber; and a trigger mechanism. A method for deploying a reagent downhole includes disposing a tool downhole, wherein the tool comprises a canister storing the reagent, wherein the canister includes a housing configured to move in a borehole, a chamber for storing the reagent, wherein the chamber is disposed in the housing and has one or more outlets for dispensing the reagent, a piston configured to move in the chamber, and a trigger mechanism; and activating the trigger mechanism to move the piston to deploy the reagent.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.