[12] Patent
[11] Patent No.:GC0007621  
[45] Date of Publishing the Grant of the Patent: 30/Apr /2018                48/2018  
Number of the Decision to Grant the Patent:2018/126225
Date of the Decision to Grant the Patent:19/Apr/2018

[21] Application No.:GC 2014-26916

[22] Filing Date:27/3/2014

[30] Priority:

[33] State [32] Priority date [31] Priority No.
US
28/3/2013
61/806.067

[72] Inventors:1- Naoko Akiya،2- Paul A. Gillis،3- Harpreet Singh،4- Abu M. Hassan،5- Zubin B. Kuvadia

[73] Owner: Dow Global Technologies LLC, 2040 Dow Center, Midland, 48674, Michigan, USA

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

  

 

  

[51]IPC:
Int. Cl.: C09K 8/592; C10G 1/04; E21B 43/24 (2006.01)

[56] Cited Documents:

-US 2008139418 A1 (CIOLETTI KENNETH R [US] ET AL) 12 June 2008
-US 2010012331 A1 (LARTER STEPHEN RICHARD [CA] ET AL) 21 January 2010
 
Examiner: Eng. Imad A. AlAhaidib

[54] ENHANCED STEAM EXTRACTION OF IN SITU BITUMEN
[57] Abstract: A process includes: (a) injecting a steam composition into a subterranean location containing bitumen, the steam composition containing an alkylene glycol ether and steam, wherein the alkylene glycol ether is other than a glycol ether amine; and (b) recovering bitumen from the subterranean location to above the ground.
No. of claims: 10     No. of figures: 1


 

Note: Any interested individual may, within 3 months of publication of the grant, file objection thereof with the Grievance Committee after payment of grievance fees.