1. Date of download: 12/25/2017
Copyright © ASME. All rights reserved.
From: New Formulation for Sandstone Acidizing That Eliminates Sand Production Problems in Oil and Gas Sandstone Reservoirs
J. Energy Resour. Technol. 2017;139(4): doi: /
Figure Legend:
Chelating agent used in the oil and gas well stimulation

2. Date of download: 12/25/2017
Copyright © ASME. All rights reserved.
From: New Formulation for Sandstone Acidizing That Eliminates Sand Production Problems in Oil and Gas Sandstone Reservoirs
J. Energy Resour. Technol. 2017;139(4): doi: /
Figure Legend:
Effect of potassium carbonate in the stimulation of Berea and Bandera sandstones with high pH chelating agents

3. Date of download: 12/25/2017
Copyright © ASME. All rights reserved.
From: New Formulation for Sandstone Acidizing That Eliminates Sand Production Problems in Oil and Gas Sandstone Reservoirs
J. Energy Resour. Technol. 2017;139(4): doi: /
Figure Legend:
Effect of catalyst on the iron concentration (chlorite dissolution)

4. Date of download: 12/25/2017
Copyright © ASME. All rights reserved.
From: New Formulation for Sandstone Acidizing That Eliminates Sand Production Problems in Oil and Gas Sandstone Reservoirs
J. Energy Resour. Technol. 2017;139(4): doi: /
Figure Legend:
Permeability improvement ratio of Berea and Bandera sandstones after injecting six and ten pore volumes of EDTA solution (pH = 11) at 250 °F at injection rate 5 cm3/min

5. Date of download: 12/25/2017
Copyright © ASME. All rights reserved.
From: New Formulation for Sandstone Acidizing That Eliminates Sand Production Problems in Oil and Gas Sandstone Reservoirs
J. Energy Resour. Technol. 2017;139(4): doi: /
Figure Legend:
Permeability improvement ratio of Berea and Bandera sandstones after injecting six and ten pore volumes of DTPA solution (pH = 11) at 250 °F at injection rate 5 cm3/min

6. Date of download: 12/25/2017
Copyright © ASME. All rights reserved.
From: New Formulation for Sandstone Acidizing That Eliminates Sand Production Problems in Oil and Gas Sandstone Reservoirs
J. Energy Resour. Technol. 2017;139(4): doi: /
Figure Legend:
Schematic illustration shows a damage radius of 3 ft in a sandstone reservoir and radial distance of r

7. Date of download: 12/25/2017
Copyright © ASME. All rights reserved.
From: New Formulation for Sandstone Acidizing That Eliminates Sand Production Problems in Oil and Gas Sandstone Reservoirs
J. Energy Resour. Technol. 2017;139(4): doi: /
Figure Legend:
Number of pore volumes injected as a function of the radial distance from the wellbore. The Y-axis represents the number of pore volume that contacts the rock at the end of injection at radial distance 3 ft from the wellbore of a radius of rw = 0.5 ft.

8. Date of download: 12/25/2017
Copyright © ASME. All rights reserved.
From: New Formulation for Sandstone Acidizing That Eliminates Sand Production Problems in Oil and Gas Sandstone Reservoirs
J. Energy Resour. Technol. 2017;139(4): doi: /
Figure Legend:
Effect of DTPA, EDTA, and mud acid on the Young's moduli of Berea and Bandera cores

9. Date of download: 12/25/2017
Copyright © ASME. All rights reserved.
From: New Formulation for Sandstone Acidizing That Eliminates Sand Production Problems in Oil and Gas Sandstone Reservoirs
J. Energy Resour. Technol. 2017;139(4): doi: /
Figure Legend:
Change of Young's modulus with core permeability after stimulation by 20 wt % DTPA chelating agent. Berea sandstone cores were used here at the same experimental conditions.

10. Date of download: 12/25/2017
Copyright © ASME. All rights reserved.
From: New Formulation for Sandstone Acidizing That Eliminates Sand Production Problems in Oil and Gas Sandstone Reservoirs
J. Energy Resour. Technol. 2017;139(4): doi: /
Figure Legend:
Effect of stimulation fluid type on the permeability enhancement and Young's modulus of Berea sandstone cores

11. Date of download: 12/25/2017
Copyright © ASME. All rights reserved.
From: New Formulation for Sandstone Acidizing That Eliminates Sand Production Problems in Oil and Gas Sandstone Reservoirs
J. Energy Resour. Technol. 2017;139(4): doi: /
Figure Legend:
Effect of injected pore volumes of EDTA, DTPA, and mud acid on the Poisson's ratio of Berea and Bandera sandstone cores

12. Date of download: 12/25/2017
Copyright © ASME. All rights reserved.
From: New Formulation for Sandstone Acidizing That Eliminates Sand Production Problems in Oil and Gas Sandstone Reservoirs
J. Energy Resour. Technol. 2017;139(4): doi: /
Figure Legend:
Effect of injected pore volumes of EDTA and DTPA on the Bulk moduli of Berea and Bandera cores

13. Date of download: 12/25/2017
Copyright © ASME. All rights reserved.
From: New Formulation for Sandstone Acidizing That Eliminates Sand Production Problems in Oil and Gas Sandstone Reservoirs
J. Energy Resour. Technol. 2017;139(4): doi: /
Figure Legend:
Predicting sand production using shear modulus to bulk compressibility ratio after acidizing Berea and Bandera cores using EDTA, DTPA, and mud acid solutions