Chemical EOR

All topics related to EOR like CO2, Thermal hydrocarbon Recovery, WAG, SAGD, Microbial, Polymer flooding ....etc

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dolatitv
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Chemical EOR

Post by dolatitv »

Chemical EOR methods are injection of a specific liquid chemical to improve oil displacement.

Chemical flooding:
-Surfactant Flooding
-Polymer Flooding
- Alkaline Flooding
- ASP Flooding (Surfactant & Polymer &Alkaline )
-Low Salinity flooding


Mechanisms:
IFT Reduction
Mobility Control
Wettability Alteration
Increase water viscosity

Further information and updates will be provided.....
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FANARCO
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Re: Chemical EOR

Post by FANARCO »

Great post dolatitv

For CO2 belong to which one from the above..
soman703
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Re: Chemical EOR

Post by soman703 »

Hello Dolait,

Can you please provide more updates?

Thankyou,
Soman
soman703
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Re: Chemical EOR

Post by soman703 »

Fanarco,

In my opinion CO2 doesnt belong to any of above.CO2 can be miscible or immiscible or in WAG

Chemical methods described above react with matrix hence called Chemical flooding while CO2 doesnt react with matrix!
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FANARCO
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Re: Chemical EOR

Post by FANARCO »

soman703 wrote:Fanarco,

In my opinion CO2 doesnt belong to any of above.CO2 can be miscible or immiscible or in WAG

Chemical methods described above react with matrix hence called Chemical flooding while CO2 doesnt react with matrix!
Yes, CO2 considered as miscible flooding
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