Title:
DOWNHOLE APPARATUS AND METHOD
Document Type and Number:
WIPO Patent Application WO/2014/087153
Kind Code:
A3
Abstract:
A downhole apparatus(10) for use in activating a downhole tool (T). The apparatus (10) comprises a seat (18) configured to receive an object, such as a ball (16). The seat (18) comprises a convex object engaging surface(24) for engaging the object.
Inventors:
PATTON DAMIEN GERARD (GB)
WEBSTER OLIVER (GB)
PURKIS DANIEL GEORGE (GB)
WEBSTER OLIVER (GB)
PURKIS DANIEL GEORGE (GB)
Application Number:
PCT/GB2013/053199
Publication Date:
December 24, 2014
Filing Date:
December 03, 2013
Export Citation:
Assignee:
PETROWELL LTD (GB)
International Classes:
E21B34/14; E21B23/04
Domestic Patent References:
| WO2005106186A1 | 2005-11-10 |
Foreign References:
| US20100236782A1 | 2010-09-23 | |||
| US20090308588A1 | 2009-12-17 | |||
| US20120175133A1 | 2012-07-12 | |||
| US20080217025A1 | 2008-09-11 | |||
| US20100132954A1 | 2010-06-03 |
Attorney, Agent or Firm:
MORELAND, David (Glasgow G2 7JS, GB)
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