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Keywords: injection
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Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206424-MS
...Abstract Abstract The article describes the development aimed at a comprehensive study for enhanced oil recovery methods (EOR) of the Bazhenov shale oil formation. Potentially effective technologies for low-permeable reservoirs are under consideration: injection of associated petroleum gas...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206401-MS
...Abstract Abstract To create a technology for selection the optimal RPM method the simulation on a sector hydrodynamic model of the field has performed. Different injection modes (continuous injection, alternating, cyclic), injection agents and completions of injection wells were tried during...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206420-MS
... filtration and injection of a surfactant-polymer composition was carried out under the following conditions: the target research radius is 3.5 m; porosity 10%, effective reservoir thickness 38 m. Based on the results of SWCTT, an increase in the displacement efficiency of 16.7% was obtained in comparison...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206433-MS
.... The sources of low salinity water were determined, prospective composition for water injection were analyzed. The efficiency of oil displacement by formation water and low salinity water are observed during the spontaneous imbibition experiments and coreflood tests to compare the efficiency of formation...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206423-MS
..., such as water-gas effect procedure and foam injection process. The objects of research were thermal/gas generating compositions at the basis of sodium salts of sulfamic and nitric acids. Moreover, the influence of the ionic composition of the aqueous solution and temperature on the surface properties...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206419-MS
... of Boca de Jaruco reservoir (Cuba). The active forms of catalyst precursors are nanodispersed mixed oxides and sulfides of nickel. The pilot test of catalyst injection was carried out in bituminous carbonate formation M, in Boca de Jaruco reservoir (Cuba). The application of catalytic composition...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206406-MS
... in three wells, where in one of the wells, after two stages to open ports, initial hydraulic fracturing was also carried out to the last, previously non-activated port. In the case of two-stage hydraulic fracturing, the first stage purpose was to saturate the reservoir-fracture system with the injection...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206462-MS
... of a tracer (labelled substance) to the liquid injected into the reservoir and tracing the output of this labelled substance along with the extracted product. The study reveals the actual filtration flows that are highly permeable filtration channels, the existence of which is determined by both the features...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206494-MS
... depletion. Low permeability, heterogeneous reserve structure along the cross-section, numerous induced hydraulic fractures in producing wells and numerous spontaneous fractures in injecting wells with dynamic behavior, aggravated by numerous behind-the-casing crossflows in almost every well have resulted...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206513-MS
... approach. The main production complication is quite common for mature waterflood projects and includes non-uniform sweep, complicated by thief injection and thief water production. The main challenge is to locate the misperforming wells and address their complications. With the particular asset...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206524-MS
... fracturing simulator hele-shaw cell proppant concentration slurry flow proppant distribution digitization slurry boundary narrow channel interface injection Introduction Hydraulic fracturing has been widely used for a long time for production increase. Nevertheless, this technology...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206503-MS
... period are discussed to show intermediate outcomes of up-dip water injection in the Piltun area. Finally, remaining questions and uncertainties are shared. Piltun-Astokhskoye is a complex multi-reservoir offshore oil and gas field with sizeable gas caps, significant heterogeneity both between and within...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206507-MS
... oil mrt analysis injection well 23 transient response petroleum engineer enhanced recovery complex reservoir variation aslanyan gas technical conference spe carbonate reservoir multiwell retrospective testing multiwell deconvolution production decline Introduction...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206496-MS
.... The technology was successfully tested: a producing well with almost 100% water cut was return to effective production. A similar straddle system, but with a perforated spacer pipe, was used for directional injection of sealants selected for the conditions of the North Komsomolskoye field into the water cut zone...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206647-MS
...). Paccaloni proposed a method for using the maximum pressure gradient and injection rate (MAPDIR - maximum pressure differential and injection rate) to feed acid into low permeability zones ( Paccaloni, G. et al., 1988 ). This technological technique involves injection the treatment fluid with the maximum...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206649-MS
... drilling operation breakthrough pilot survey clay layer concentration thickness log analysis proppant upstream oil & gas ac12 formation geomechanical model linear gel static poisson injection poisson cross-linked gel stress contrast hydraulic fracture fracture horizontal well...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206650-MS
... fracture profile shear rate concentration operation cross-linked gel fracture hydraulic fracturing fracturing fluid achimov strata mini frac salym group petroleum engineer pump rate injection frac job Introduction The Salym group of oilfields is in the Khanty-Mansi Autonomous Okrug...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206541-MS
... injection reservoir illustration directional drilling hf port variation development system efficiency matrix wellbore Introduction For most oil and gas fields with low-permeability reservoirs, the use of horizontal (including multilateral) wells with multistage HF is one of the few cost...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206561-MS
...Abstract Abstract During recent years reduction of carbon dioxide emission driving development of different technologies for CO2 capturing and utilization. Carbon dioxide injection in underground reservoirs is on of effective methods for storage or utilization as enhanced oil recovery agent...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 26–29, 2020
Paper Number: SPE-201910-MS
... Observation of self-induced fractures propagation allows to optimize the injection program based on local stresses in a given area and avoid fracture breakthroughs to the overlying and underlying formations, if such risk exists ( Karpov, 2017 ). Micro-earthshakes with characteristic...

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