Patent ID: 11906417
Assignee: SAUDI ARABIAN OIL COMPANY
Field: Measurement (Instruments)
Classification: CPC G  E | IPC G

Claim 10:
11. The method of claim 10, wherein at least partially restoring the porosity and the brine permeability of the flooded carbonate core sample further comprises:
pumping a predetermined volume of a non-oxidizing solution through the carbonate core sample at a volumetric rate of between 4 ml/min and 6 ml/min after heating the carbonate core sample to the temperature between 60° C. and 100° C. and after maintaining the temperature between 60° C. and 100° C. for the duration between 1 hour and 4 hours,
wherein the non-oxidizing solution comprises 2% KCl, and
wherein the predetermined volume of the pumped non-oxidizing solution is at least 5 times greater than the volume of the carbonate core sample.