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Keywords: isolation
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Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference and Exhibition, February 1–3, 2022
Paper Number: SPE-209172-MS
... clearly observed with injectivity loss due to mechanical problems with the pumping operations. Risks to SDE were also observed when stage isolation was not effective. Extended Stage Lengths (XLS), up to ∼ 330’ stage lengths with 10 perforation clusters, were generally effective with ALE practices...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference and Exhibition, May 4–6, 2021
Paper Number: SPE-204205-MS
... shadow creation and relaxation, along with stage isolation can be clearly identified. Most importantly, fracture propagation from the near to far-field can be better understood and correlated. With our current technology, we can deploy cost effective retrievable fibers to record these far-field data. Our...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference and Exhibition, February 4–6, 2020
Paper Number: SPE-199744-MS
... of the proppant tracer counts along every foot of the proppant traced stages, it takes the sum of the proppant tracer counts along the untraced stages to provide insight into proppant migration, zonal isolation and perforation depth control trends. The following case studies compare perforating trends and shaped...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference and Exhibition, February 5–7, 2019
Paper Number: SPE-194372-MS
... for the trials. This section discusses the refracturing technologies and techniques used, including the existing perforation isolation methods used, their effectiveness, the refracturing preparation methods, and stimulation operations. Also described are the operational differences experienced...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference and Exhibition, January 23–25, 2018
Paper Number: SPE-189850-MS
... technique allows the operator to make informed real-time decision based on the effectiveness of inter-stage isolation and diversion. Small footprint high frequency pressure monitoring (HFPM) allows the optimization of cost/BOE ratio. hydraulic fracturing lateral Completion Installation...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference and Exhibition, January 23–25, 2018
Paper Number: SPE-189842-MS
... Abstract Cemented Single Point Entry (CSPE) has the potential to reduce or eliminate the non-uniformity and Hydraulic Frac Stimulation (HFS) placement uncertainties inherent in other completion systems. If entry-to-entry isolation can be achieved, HFS initiation and treatment allocation near...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference and Exhibition, January 23–25, 2018
Paper Number: SPE-189843-MS
... or, more recently, by cementing a smaller casing liner inside the existing wellbore. The ability to add additional stimulated reservoir volume and restore conductivity requires overcoming the primary challenges of depletion and discrete zonal isolation along the wellbore. The procedures used in both...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference and Exhibition, January 23–25, 2018
Paper Number: SPE-189900-MS
... efficiency and diversion effectiveness. hydraulic fracturing Effectiveness Completion Installation and Operations isolation tracer test analysis chemical tracer Upstream Oil & Gas effective diversion communication current stage Spectral gamma ray log diverter diversion plug pod...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference, February 9–11, 2016
Paper Number: SPE-179120-MS
.... Laboratory work and literature study results are also cited to document the connection to previous work and relate literature findings to current stress load causes and isolation damage prevention. Well integrity investigation methods include pressure testing, cement evaluation tools (CET), cement...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference, February 9–11, 2016
Paper Number: SPE-179124-MS
... isolation perforation cluster completion design horizontal well information das DTS acoustic energy Efficiency perforation cluster efficiency warm-back lag cpnp stimulation pc efficiency placement society of petroleum engineers Diagnostics have always played an important role...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference, February 9–11, 2016
Paper Number: SPE-179175-MS
... with identifying fracture growth both within and outside of a targeted interval. Wells in this study will utilize proppant tracers for the evaluation of stage coverage and isolation effectiveness. This paper specifically focuses on isolation techniques used during hydraulic fracturing of uncemented multistage...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference, February 9–11, 2016
Paper Number: SPE-179131-MS
... be placed at the desired depth to target the best rock for stimulation. Another benefit of CT fracturing is the ability to gather BH treating pressure via BH gauges (BHG) mounted on the CT bottomhole assembly (BHA). Bottomhole pressure and temperature gauges, installed above and below the isolation packer...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference, February 9–11, 2016
Paper Number: SPE-179152-MS
.... re-fracturing depletion particulate Upstream Oil & Gas Efficiency fracture network horizontal wellbore woodford well fracture proppant distribution restimulation treatment horizontal lateral isolation carrier fluid Barnett Well proppant wellbore proppant hydraulic fracturing...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference, February 9–11, 2016
Paper Number: SPE-179169-MS
... evaluation, gamma ray logs and recorded pressure and temperature data were evaluated to determine the correlation between cement bond and stage isolation. In one well, the bond log showed no cement bond in approximately half the lateral. With no other form of isolation behind pipe, communication between...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference, February 9–11, 2016
Paper Number: SPE-179128-MS
... The current hydraulic fracturing industry paradigm is to isolate stimulation intervals. The casing is perforated, a hydraulic fracture treatment is pumped, and isolation is set ‘above’ the previously stimulated interval before the casing is perforated for the next interval. These steps...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference, February 3–5, 2015
Paper Number: SPE-173348-MS
... understanding of three highly debated fracture stimulation distribution topics: Diversion, Stage Isolation and Overflushing. Diversion is increasingly being used as a way to improve the efficiency of hydraulic fracture stimulation distributions. The effectiveness of the diversion techniques has traditionally...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference, February 3–5, 2015
Paper Number: SPE-173345-MS
... Abstract This paper presents the analysis results of 60 single stage fracturing treatments performed in a horizontal well using cemented casing sleeves and a coiled tubing deployed frac isolation system as the completion method. In this carefully set-up and executed treatment, separation...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference, February 4–6, 2013
Paper Number: SPE-163820-MS
... induced by setting a coiled tubing-conveyed isolation packer in the sleeves. The CTFS are novel as they do not rely on composite plugs, ball-drop systems or darts to operate and therefore leave a full-bore internal diameter after the treatment has been completed. A complete approach to the technology...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference, January 24–26, 2011
Paper Number: SPE-139774-MS
... Abstract The application of multi-stage fracturing in the Bakken Formation, Elm Coulee Field, Montana of the Williston Basin has been applied using hydraulic packers for zonal isolation with ball actuated frac sleeves to improve performance of horizontal wells. Optimizing development drilling...
Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference, January 29–31, 2007
Paper Number: SPE-106052-MS
... is then pumped down the annulus around the coil tubing. Isolation between fracture treatments is accomplished using sand plugs (preferred method) or composite bridge plugs. Fracturing treatments in the Cooper Basin have historically been problematic due to the combination of high rock strengths (average modulus...

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