Matrix Acidizing

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Benefits of Matrix Acidizing

Contents

Benefits of Matrix Acidizing Assessment Matrix Acidizing

Matrix acidizing offers several key benefits for oil and gas production:

Enhanced Production: By stimulating the reservoir formation, matrix acidizing can significantly increase the production rates of oil or gas wells. The creation of new channels allows for better fluid flow, maximizing the recovery of hydrocarbons.
Cost-Effective: Compared to other well stimulation techniques like hydraulic fracturing, matrix acidizing is often a more cost-effective solution. It requires fewer materials, equipment, and operational complexities, making it an attractive option for optimizing production economics.
Well Revitalization: Matrix acidizing can breathe new life into older or underperforming wells. By removing formation damage and restoring permeability, it rejuvenates wells that have experienced a decline in productivity over time.
Applicability to Various Reservoirs: Matrix acidizing is a versatile technique that can be applied to a wide range of reservoir formations. It is particularly effective in carbonate reservoirs, but it can also be employed in sandstone and other formations, depending on their mineralogy and characteristics.

Assessment Matrix Acidizing

1. Why are acid jobs performed?

A .To remove damage. ✔
B .To increase matric permeability.

2. Acid strength should be tested on location before pumping into the well.

A .True ✔
B .False

3. HF acid should be ___________.

A .flushed to the top perforation
B .flushed to the bottom perforation
C .overflushed ✔

4. A _____ should always be used with HF acid.

A .preflush ✔
B .underflush
C .outerflush
D .rock salt slurry
E .none of the above

5. Wells with producing carbonate formations can only be acidized a limited number of times because the rock is dissolved around the wellbore risking chanelling.

A .True
B .False ✔

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