[12] Patent
[11] Patent No.:GC0007480  
[45] Date of Publishing the Grant of the Patent: 30/Apr /2018                48/2018  
Number of the Decision to Grant the Patent:2018/125222
Date of the Decision to Grant the Patent:01/Apr/2018

[21] Application No.:GC 2013-26095

[22] Filing Date:19/12/2013

[30] Priority:

[33] State [32] Priority date [31] Priority No.
US
US
21/12/2012
8/10/2013
PCT/US2012/071171
14/048.119

[72] Inventors:1- ZHONG, Xiaoguang AllanŲŒ2- MOELLER, Daniel Keith

[73] Owner: HALLIBURTON ENERGY SERVICES, INC., 10200 Bellaire Boulevard, Texas 77072, Houston, USA

[74] Agent: Abu-Gazaleh Intellectual Property L.L.C

  

 

  

[51]IPC:
Int. Cl.: E21B 17/02, 19/24 (2006.01)

[56] Cited Documents:

-US 4311194 A (WHITE, PAT M.) 19 January 1982
-US 2012-0175846 A1 (HEDRICK, MARCELLE H.) 12 July 2012
-US 2009-0200041 A1 (WATSON, BROOK) 13 August 2009
-US 2010-0089591 A1 (THOMSON et al .) 15 April 2010
-US 2005-0263294 A1 (BRADDICK, BRITT O.) 01 December 2005
 
Examiner: Eng. Imad A. AlAhaidib

[54] IMPROVED LINER HANGING SYSTEM
[57] Abstract: An improved liner hanger system is disclosed. The improved liner hanger system comprises a liner hanger positioned within a casing. The liner hanger comprises a spiked portion having one or more spikes, wherein the spikes comprise a flat portion. At least one of the one or more spikes is expandable and the flat portion of each of the one or more spikes interfaces with the casing when the spike is in the expanded position. A liner is coupled to the liner hanger.
No. of claims: 20     No. of figures: 3


 

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