[12] Patent
[11] Patent No.:GC0007483  
[45] Date of Publishing the Grant of the Patent: 30/Apr /2018                48/2018  
Number of the Decision to Grant the Patent:2018/125281
Date of the Decision to Grant the Patent:01/Apr/2018

[21] Application No.:GC 2013-32975

[22] Filing Date:31/7/2013

[30] Priority:

[33] State [32] Priority date [31] Priority No.
GB
GB
21/12/2012
31/7/2012
1223191.6
1213574.5

[72] Inventors:1- Daniel George Purkis،2- Oliver Webster،3- Damien Gerard Patton،4- Matthew Manning،5- Steve Corbett،6- Ian Duncan،7- Santiago Galvez Porta

[73] Owner: Petrowell Limited, Weatherform Centre, Souterhead Road, Altens Industrial Estate, Aberdeen, AB12 3LF, United Kingdom

[74] Agent: Saud M. A. Shawwaf Law Office

  

 

  

[51]IPC:
Int. Cl.: E21B 21/10; E21B 23/04; E21B 34/14; E21B 43/14; E21B 43/26 (2006.01)

[56] Cited Documents:

-WO 2011117601 A2 (SMITH, COLIN [GB], ; PETROWELL LTD [GB]) 29 September 2011
-US 20090308588 A1 (HOWELL MATTHEW [US] ET AL) 17 December 2009
 
Examiner: Eng. Imad A. AlAhaidib

[54] DOWNHOLE APPARATUS AND METHOD
[57] Abstract: A downhole tool (32) comprises a tool housing (34) defining a central bore (35) and including a fluid port (20), and a valve member (40) mounted within the housing (34) and being moveable from a closed position in which the fluid port (20) is blocked to an open position in which the fluid port (20) is opened. The tool (32) further comprises a catching arrangement (41) mounted within the housing (34) and comprising one or more radially moveable seat members (106), and being configurable from a free configuration in which the seat members (106) permit an object (48) to pass through the tool (32), to a catching configuration in which the seat members (106) catch an object (48) passing through the tool (32).
No. of claims: 55     No. of figures: 20


 

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