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Keywords: stimulation
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Proceedings Papers

Paper presented at the SPE European Formation Damage Conference and Exhibition, June 3–5, 2015
Paper Number: SPE-174179-MS
... Figure 4 Fracture Simulator Pressure Match. The execution of the fourth drilling campaign / stimulation operations (2010) revealed requirements to improve field execution efficiency as well as opportunities to optimize fluid and chemical additives, such as corrosion inhibitor loadings...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference and Exhibition, June 3–5, 2015
Paper Number: SPE-174203-MS
... of designing acid treatments as a function of the mineral content. The optimum concentration of the HF was proven to adopt an inverse relationship with the mineral concentration. The proposed relationship can be used to determine the optimum acid concentration required for sandstone stimulation...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference and Exhibition, June 3–5, 2015
Paper Number: SPE-174200-MS
... coal cleats and shale fractures open during water-gas production. Graded proppant injection in CBM and SG reservoirs can: stimulate a stress sensitive cleat system below the fracturing pressure; enhance fracturing treatment by invading cleats, lowering fluid leak-off, and maintaining aperture during...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference and Exhibition, June 3–5, 2015
Paper Number: SPE-174171-MS
... intervals, although the execution of the stimulation programme brought significant challenges. This paper introduces the Breagh Field, discusses the reasons behind the change in completion design to include hydraulic fracture stimulation, considers the challenges associated with fracture placement in high...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference and Exhibition, June 3–5, 2015
Paper Number: SPE-174251-MS
... Oil & Gas plane perforation diameter explosive charge stimulation built-in-casing perforation Barree entry pressure Completion Installation and Operations diameter bic perforation tortuosity perforation method fracture placement perforation perforation tunnel permeability nozzle...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference and Exhibition, June 3–5, 2015
Paper Number: SPE-174272-MS
... intervention phase. Clean and open perforation is imperative for injecting the treating fluid into the reservoir at the desired rate to achieve a successful treatment. Older completions and perforations are often clogged with sand or asphaltene and paraffin that risks effective and successful stimulation...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference and Exhibition, June 3–5, 2015
Paper Number: SPE-174247-MS
... Abstract Effective and uniform placement of treatment fluid across multiple zones can be challenging. This is particularly true during stimulation or remedial treatments for formation sand control, as well as during water shutoff treatments. Such challenges can be greatly enhanced when a...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference and Exhibition, June 3–5, 2015
Paper Number: SPE-174234-MS
... Abstract Historically, leak-off analyses of stimulation fluids have been performed using in-house laboratory procedures. The lack of industry standard procedures to perform leak-off and wall building coefficient analyses of stimulation fluids has introduced inconsistency in both results and...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference and Exhibition, June 3–5, 2015
Paper Number: SPE-174274-MS
... demonstrate the well performance with the channel fracturing technique compared with alternate techniques. hydraulic fracturing Fluid Dynamics stimulation proppant channel-fracturing treatment fracturing materials Implementation permeability reservoir Belayim field flow in porous media...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference & Exhibition, June 5–7, 2013
Paper Number: SPE-165089-MS
... main placement techniques applied in offshore Brazil as summarized below: Abstract The stimulation history in offshore Brazil is undergoing into a deep transformation. The requirements of technology, before focused on sandstone reservoirs demand, are being expanded by the need for techniques to...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference & Exhibition, June 5–7, 2013
Paper Number: SPE-165143-MS
... Fluid diversion is often difficult to achieve in horizontal section of wells because fluids tend to take the path of least resistance, even when using mechanical diverting aids or coiled tubing. Considering the fact that large quantities of acid is required for matrix stimulation of horizontal...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference & Exhibition, June 5–7, 2013
Paper Number: SPE-165092-MS
... condensate). In parallel a comprehensive reservoir study was developed together with Schlumberger having as purpose a better understanding of reservoir and also to select best well candidates for recompletion and stimulation. Field implementation of effective acid formulation was confronting with a...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference & Exhibition, June 5–7, 2013
Paper Number: SPE-165117-MS
... hydraulic fracturing Upstream Oil & Gas Artificial Intelligence modeling porosity production effect fracture propagation reservoir characterization reservoir pressure fluid efficiency orientation stimulation chalk hydraulic fracture South Arne fracture toughness geometry...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference & Exhibition, June 5–7, 2013
Paper Number: SPE-165163-MS
... section to another in the long horizontal section. The process of diversion of the stimulation fluid in carbonate wells with the same features has been performed using Viscoelastic surfactant (VES) and polymers based hydrochloric acids. In sandstone wells we cannot use either VES or polymers because there...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference & Exhibition, June 5–7, 2013
Paper Number: SPE-165169-MS
... comprehensive risk analysis. production monitoring Hydrate Remediation hydrate inhibition asphaltene inhibition intervention wax remediation scale remediation oilfield chemistry paraffin remediation enhanced recovery wax inhibition asphaltene remediation remediation of hydrates stimulation...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference & Exhibition, June 5–7, 2013
Paper Number: SPE-165187-MS
... years, hydrajetting fracture stimulation on three wells. Although the field is non-conventional, so far, it has been developed conventionally. A large amount of the original oil in place still remains in the reservoir. To make the redevelopment project viable, a step change in stimulation techniques is...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, June 7–10, 2011
Paper Number: SPE-143649-MS
... failures. A combined scale control and stimulation treatment was applied in three wells in Humma field in Joint Operations to slow down scaling tendency in the formation and tubular. These wells are producing up to 1523 BWPD averaging 28% water cut. The treatment provided effective placement of scale...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, June 7–10, 2011
Paper Number: SPE-143788-MS
... stimulating high temperature sandstone formations was taken as the starting point to develop a customized solution to remove formation damage and control fines migration for this particular application. The base fluid is chelant such as diammonium EDTA (DAE) to which a low concentration of HF acid is added...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, June 7–10, 2011
Paper Number: SPE-143777-MS
... formation. The primary damage mechanism is identified as fines migration, a common problem in wells in Ecuador. The main challenge is to increase oil production through stimulation in wells with high water cut and a strong aquifer, without increasing the water cut. A treatment was proposed that would...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, June 7–10, 2011
Paper Number: SPE-144051-MS
... Abstract Acid stimulation for damage removal is performed when a well is expected to produce satisfactorily when the skin is approximately equal to one. Blindly flowing acid into the well is the easiest thing to do and is commonly performed when the exposure length of the well is relatively...

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