EOR of Superheated Steam Injection in Shallow Heavy Oil Reservoir: A Case Study

Author(s):  
Yongbin Wu ◽  
Desheng Ma ◽  
Shangqi Liu ◽  
Hongzhuang Wang ◽  
Xin Zhao
2009 ◽  
Author(s):  
Afzal Iqbal ◽  
Alireza Zahedi ◽  
Bingjian Li ◽  
Mansoor Ali Rampurawala ◽  
Ihsan Murat Gok ◽  
...  

2018 ◽  
Author(s):  
Philip Benham ◽  
Mike Freeman ◽  
Ian Zhang ◽  
Pradeep Choudhary ◽  
Laurent Spring ◽  
...  

2012 ◽  
Vol 616-618 ◽  
pp. 992-995
Author(s):  
An Zhu Xu ◽  
Long Xin Mu ◽  
Xiang Hong Wu ◽  
Zi Fei Fan ◽  
Lun Zhao

The dryness of superheated steam is 100% and it exists in the form of pure steam whose properties are like ideal gas. When the steam has a large degree of superheat, it may take a relatively long time to cool, during which time the steam is releasing very little energy and transmitted long distances. The heating radius of superheated steam in the formation is 5-10m larger than saturated steam. In the heating area of superheated steam, the comprehensive effects by superheated steam (crude oil viscosity reduction, improved flow environment, changes in rock wettability and improved oil displacement efficiency, etc.) is much higher than that of saturated steam. Superheated steam stimulation in Kenkyak high water cut heavy oil reservoir pilot test results showed that the average daily oil production of single well by superheated steam stimulation was 2-4 times than that of saturated steam stimulation. Superheated steam is more effective to heat water-invaded oil reservoir than saturated steam.


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