IMPROVED DOWNHOLE APPARATUS - WIRELINE ENGINEERING LTD

Title:

IMPROVED DOWNHOLE APPARATUS

Document Type and Number:

WIPO Patent Application WO/2012/049456

Kind Code:

A3

Abstract:

A downhole apparatus (10) for depositing a tool (12) in a side pocket mandrel (22) is described. The apparatus comprises an apparatus body (16), a tool holder (18) and a displacement mechanism (20) for connecting the tool holder to the apparatus body. The tool holder is movable between a run-in position, in which the tool holder is adjacent the body, to a displaced position, in which the tool holder is spaced away from the body As a tool is moved between the run-in position and the displaced position, a tool longitudinal axis remains substantially parallel to an apparatus body longitudinal axis.

Inventors:

HALL ROBERT NEIL (GB)

Application Number:

PCT/GB2011/001471

Publication Date:

May 30, 2013

Filing Date:

October 12, 2011

Export Citation:

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Assignee:

WIRELINE ENGINEERING LTD (GB)
HALL ROBERT NEIL (GB)

International Classes:

E21B23/03

Domestic Patent References:

WO2008118022A1	2008-10-02
WO1998026154A1	1998-06-18

Foreign References:

US4624309A	1986-11-25
US4294313A	1981-10-13
US3837398A	1974-09-24