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Keywords: well productivity
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Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 19–21, 2020
Paper Number: SPE-199266-MS
... rather than laboratory the significance of formation damage on well productivity. The data set generated offered a unique opportunity to challenge conventional formation damage assertions, especially for long, horizontal wells, examples of which are as follows. Formation damage reduces productivity...
Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 19–21, 2020
Paper Number: SPE-199319-MS
... TCP gun. Acid treatment was performed with 28% emulsified acid solutions to gain the deep wormhole penetration in order to enhance the well productivity. Pre and Post stimulation flow measurement confirmed a slight improvement in productivity. But still there is a scope for increasing productivity...
Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 19–21, 2020
Paper Number: SPE-199238-MS
... producers. The high permeability zones were isolated using packers with 8 meters separation. All wells completed were stimulated to create wormholes that can bypass the damage area and generate conductive flow paths, thus improving the well productivity. To improve production in the low permeability zones...
Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 19–21, 2020
Paper Number: SPE-199302-MS
... between the completion kill fluid after the perforation or the drilling fluid while drilling through the target zone are also major causes. The decline of well productivity is the first indication of formation damage and can be used as a determining factor of its severity. Therefore, the type of damage...
Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 19–21, 2020
Paper Number: SPE-199332-MS
... Abstract Objective/Scope The main objective is to find a way to increase the well production and sustain the production by connecting the reservoir through several stages of fractures spaced throughout the horizontal drain hole. Method, Procedures, Process Exploratory wells targeting...
Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 7–9, 2018
Paper Number: SPE-189516-MS
... Mutual Solvent, and followed by 10% HCL regular Acid. The results showed a significant improvement in well productivity compared with previous well history. The post-treatment production test showed a ±110% gain in oil rate resulting from the improved reservoir deliverability. The dominant factor...
Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 7–9, 2018
Paper Number: SPE-189523-MS
... of gas wells productivity loss is attributed to liquid accumulation near the wellbore over the production life of the wells. For gas condensate reservoirs, when the bottomhole pressure falls below the dew point pressure, liquid hydrocarbon drops out of the gas phase, residing in the near wellbore...
Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 7–9, 2018
Paper Number: SPE-189551-MS
.... Abstract A statistically rigorous assessment of the effect of fracturing treatment chemical additives on well productivity was performed. The dataset for analysis consisted of over 4,500 slickwater-treated wells in the lower 48 US states. All wells were treated by a single service company within a 5-year...
Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 24–26, 2016
Paper Number: SPE-178951-MS
.... The study found that the volume of the GCR played a critical role in determining injection rates and pressure to best be able to mitigate damage due to condensate banking. hydraulic fracturing Well Productivity Upstream Oil & Gas Modeling & Simulation condensate banking saturation...
Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 24–26, 2016
Paper Number: SPE-178994-MS
... downhole intervention resin Well Productivity resin system KCl brine permeability production monitoring east malaysia production control Field T is a mature offshore field located in the Balingan geological province offshore bintulu, Sarawak in east Malaysia. The field is producing from...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 15–17, 2012
Paper Number: SPE-149623-MS
... result of investigations based on a new analytical model. A new analytical well productivity model was developed in this study, considering the matrix cross-flow to long fractures and non-linear influx to short fractures. A new model involves parameters that describe the effects of fracture fluid...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 15–17, 2012
Paper Number: SPE-151759-MS
... main problem in this field and several reports have shown the severity of this issue. A simulator has been written in FORTRAN to investigate the sensitivity of various parameters on well productivity and water breakthrough. The study shows that when the formation volume factor increases by 0.1 bbl/STB...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 15–17, 2012
Paper Number: SPE-151800-MS
... underbalance penetration depth productivity optimization process completion installation and operations optimization harvey upstream oil & gas well productivity behrmann system 1 penetration perforated completion productivity ratio underbalance evaluation estimation permeability...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 15–17, 2012
Paper Number: SPE-151564-MS
... project to create tunnels and new pathways inside the open-hole section. This is to increase reservoir contact, improve well productivity & eventually increase the near wellbore deliverability. Two tunnels were created successfully inside the open-hole section and the results indicated that the...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 10–12, 2010
Paper Number: SPE-125905-MS
... to know how much the fracture face damage affects well productivity because this issue directly relates to justification of using the low-damaging fluids in fracturing operations. Whether fracturing fluids damage the productivity of fractured wells is an issue of over 50 years old ( van Poolen...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 10–12, 2010
Paper Number: SPE-128021-MS
... performance of the perforated core. semi-radial flow well productivity total flow rate perforation flow eigenfunction core target convergence analytical solution flow geometry radial-axial flow flow rate perforation tunnel eigenvalue boundary condition upstream oil & gas flow model...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 13–15, 2008
Paper Number: SPE-111778-MS
... consent of the Society of Petroleum Engineers is prohibited. Permission to reproduce in print is restricted to an abstract of not more than 300 words; illustrations may not be copied. The abstract must contain conspicuous acknowledgment of SPE copyright. Abstract For natural completions, well productivity...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 13–15, 2008
Paper Number: SPE-112077-MS
... filtercake from the openhole section before or while starting production? Will the filtercake disperse and get removed while producing the well and applying drawdown to the formation? Will the remaining filtercake impair well productivity? The paper presents the case of a gas producing horizontal well in...
Proceedings Papers

Paper presented at the SPE International Symposium and Exhibition on Formation Damage Control, February 18–20, 2004
Paper Number: SPE-86468-MS
... The productivity of oil and gas wells is used as a measure of the success of the drilling and completion of the well. Productivity as defined in a classical well test, relates the produced hydrocarbon rate to the production pressure drop (drawdown). However, in economical analysis, where cash-flow is...
Proceedings Papers

Paper presented at the International Symposium and Exhibition on Formation Damage Control, February 20–21, 2002
Paper Number: SPE-73772-MS
... will be used to restrain the formation and the cleanup system for removal of the drill-in fluid filtercake. Previous papers have addressed DIF selection, DIF maintenance, and cleanup treatment design for maximizing well productivity. 1–6 Recently, there have been a number of studies evaluating the...

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