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Keywords: concentration
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Journal Articles
SPE Production & Operations (2021)
Paper Number: SPE-205133-PA
Published: 26 July 2021
... in the observed tracer concentration were used to quantify changes in influx from various sections of the horizontal producers owing to polymer injection. The inflow tracer technology applied in the horizontal injection wells demonstrates connectivity between different sections of the injection wells...
Journal Articles
SPE Production & Operations (2021)
Paper Number: SPE-204384-PA
Published: 14 June 2021
... reservoir simulation asphaltene inhibition inhibitor concentration concentration campaign design scale inhibition spe production squeeze design inhibitor particle spe production & operation optimization problem upstream oil & gas target lifetime isolifetime proxy pareto front squeeze...
Journal Articles
SPE Production & Operations 36 (02): 402–422.
Paper Number: SPE-205018-PA
Published: 12 May 2021
... surfactants were used, with concentrations less than and more than the critical micelle concentration (CMC). Experimental data were acquired for detection of the phase - inversion region, which was measured simultaneously by several independent methods. These include a circular differential dielectric sensor...
Journal Articles
SPE Production & Operations (2021)
Paper Number: SPE-200695-PA
Published: 24 March 2021
... injection may no longer be required when the barium concentrations in the produced water drop below a certain threshold. Such a trigger value could be estimated from the barium sulfate precipitation tendency. Relaxation of requirements for the sulfate reduction plant (SRP) can significantly reduce...
Journal Articles
SPE Production & Operations 36 (01): 43–56.
Paper Number: SPE-202478-PA
Published: 10 February 2021
...; decreasing the pressure over a long distance in a linear pressure reducer (LPR); or by choking concentrated polymer solution. 7 11 2019 18 5 2020 18 5 2020 4 8 2020 10 2 2021 Copyright © 2021 Society of Petroleum Engineers production monitoring upstream oil & gas...
Journal Articles
SPE Production & Operations 36 (01): 57–69.
Paper Number: SPE-200455-PA
Published: 10 February 2021
... concentration, the water cut that can strongly affect the type of formed emulsion [oil in water (O/W) or water in oil (W/O)], and its stability. The oil/water phase qualities were quantified and correlations with parameters related to the large-scale experiment were drawn, helping us in defining the key...
Journal Articles
SPE Production & Operations 36 (01): 234–244.
Paper Number: SPE-204213-PA
Published: 10 February 2021
... alcohol was used as a crosslinker and the concentration of long-chain polyhydroxy alcohol far exceeds the theoretical amount required to complex the metal ion. A mixture of polyhydroxy alcohol with a small amount of weak acid was used as a crosslinking regulator. Finally, a mixture of sodium thiosulfate...
Journal Articles
SPE Production & Operations 36 (01): 34–42.
Paper Number: SPE-200098-PA
Published: 10 February 2021
... exhibit satisfactory protective ability at relatively low concentration are of great interest to most scholars in this area. In this work, two newly obtained dimer indolizine derivatives that were derived from the conventional quaternary quinolinium salts were introduced as potential highly efficient...
Includes: Supplementary Content
Journal Articles
SPE Production & Operations 36 (01): 22–33.
Paper Number: SPE-200135-PA
Published: 10 February 2021
... concentration evaluation reservoir surveillance completion installation and operations reservoir simulation injection rate diverter upstream oil & gas injection pressure inverse injectivity matrix stimulation matrix stimulation fluid diversion permeability hump condensate reservoir matrix...
Journal Articles
SPE Production & Operations 36 (01): 1–21.
Paper Number: SPE-199350-PA
Published: 10 February 2021
... concentration drilling fluid chemistry drilling fluids and materials precipitation drilling fluid selection and formulation drilling fluid formulation sandstone mud acid mineral formation damage analcime SPE Production oil field acid nh 4 core sample drilling fluid property Upstream Oil...
Journal Articles
SPE Production & Operations (2020)
Paper Number: SPE-204478-PA
Published: 23 December 2020
... scale inhibition scale remediation production chemistry upstream oil & gas pyrite dissolution pyrite-scale removal concentration diffusion coefficient solubility dtpa disk rotational speed acid reaction rate paraffin remediation wax inhibition asphaltene remediation remediation of...
Journal Articles
SPE Production & Operations 35 (04): 952–978.
Paper Number: SPE-199291-PA
Published: 12 November 2020
... management precipitation stimulation formic acid precursor production enhancement scale inhibition asphaltene inhibition hcl concentration acid november 2020 ph value An organic acid is any organic compound with acidic characteristics that does not dissociate completely in water and...
Journal Articles
SPE Production & Operations 35 (04): 0852–0864.
Paper Number: SPE-199723-PA
Published: 12 November 2020
... production monitoring production control multistage fracturing upstream oil & gas flow rate november 2020 correlation interpretation production logging concentration perforation cluster das interpretation downhole sensor hydraulic fracturing stage 15 fracture treatment technology...
Journal Articles
SPE Production & Operations 35 (04): 0730–0755.
Paper Number: SPE-194334-PA
Published: 12 November 2020
... perforation cluster SPE Production erosion Upstream Oil & Gas cluster 1 stage 21 case study perforation wellbore perforation friction production monitoring production logging fracturing fluid reservoir surveillance concentration fracturing materials allocation november 2020 Technology...
Journal Articles
SPE Production & Operations 35 (04): 0987–1009.
Paper Number: SPE-198646-PA
Published: 12 November 2020
... & gas march 2014 1 ppm production control reservoir surveillance oilfield chemistry scale inhibition concentration caco 3 wax remediation water management hydrate remediation hydrate inhibition asphaltene inhibition december 2016 1 bicarbonate scale remediation wax inhibition...
Journal Articles
SPE Production & Operations 35 (04): 0979–0986.
Paper Number: SPE-199365-PA
Published: 12 November 2020
... Remediation hydrate inhibition asphaltene inhibition iron sulfide formation near-wellbore region concentration sour-ga well Sulfide Chen saudi arabia government acid h2s management reservoir corrosion inhibition corrosion management scale deposition Iron sulfide deposition is a common...
Journal Articles
SPE Production & Operations 35 (04): 0910–0928.
Paper Number: SPE-194351-PA
Published: 12 November 2020
... 2019 12 11 2020 Copyright © 2020 Society of Petroleum Engineers hydraulic fracturing real time system Upstream Oil & Gas acid stage concentration calculation fracture-closure pressure viscosity pressure drop propped-fracturing treatment leakoff frictional pressure SPE...
Journal Articles
SPE Production & Operations (2020)
Paper Number: SPE-204218-PA
Published: 26 October 2020
... formation water and seawater were created in the laboratory. Seawater was diluted in different concentrations and combined with formation water, and the best-diluted seawater was selected. Sensitivity analysis was performed using the Taguchi algorithm on diluted water, and it was used to make smart soft...
Journal Articles
SPE Production & Operations 35 (02): 272–291.
Paper Number: SPE-194329-PA
Published: 14 May 2020
... Modeling & Simulation Upstream Oil & Gas concentration diverter fracture Exhibition SPE Production Texas hydraulic fracturing fracture tip silica flour pressure-falloff rate cumulative distribution pressure falloff hydraulic fracturing 100-mesh sand parent well Technology...
Journal Articles
SPE Production & Operations 35 (02): 320–334.
Paper Number: SPE-192064-PA
Published: 14 May 2020
... Well M‐1 oil with another field's oil, (1b) replace Well M‐1 brine with another field's brine, (2) change concentrations of asphaltene, (3) change concentrations of wax, (4) change concentrations of toluene insolubles, (5) vary temperature between 20 and 70°C, (6) vary shear stress (rotational speed...

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