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SPE Prod & Oper 37 (02): 301–318.
Paper Number: SPE-205754-PA
Published: 11 May 2022
... profile, heat loss, formulation composition, and injection strategy. Simulation results obtained with the developed model indicate that the entire filling of flowline with thermochemical fluid is not necessary for complete wax removal. Injection of a small thermochemical spacer (TCS) in the flowline...
SPE Prod & Oper 36 (03): 751–759.
Paper Number: SPE-204478-PA
Published: 11 August 2021
... such as hydrochloric acid (HCl) are not recommended for removing pyrite scales because they have many drawbacks, including low pyrite solubility, high corrosivity to the tubular system, and generation of toxic hydrogen sulfide (H 2 S). In this work, pyrite-scale dissolution is studied using an ecofriendly formulation...
SPE Prod & Oper 35 (03): 537–548.
Paper Number: SPE-200473-PA
Published: 13 August 2020
.... The experimental results and parametric trends are used to formulate a set of empirical equations that describe the response of the WWS. Several PSD classes with various fines content and particle size are tested to evaluate a broad range of PSDs. Operational procedures include the coinjection of gas, brine...
SPE Prod & Oper 21 (01): 98–106.
Paper Number: SPE-90583-PA
Published: 20 February 2006
...Faruk Civan Summary The modeling of rapid flow of multiphase reservoir fluids in wells involving nonequilibrium partial separation of dissolved gases from the metastable oil and water phases is reviewed and formulated. The multiphase-fluid flow is described by means of the differential mass...
SPE Prod & Oper 19 (04): 217–227.
Paper Number: SPE-89403-PA
Published: 01 November 2004
... reservoirs to improve the treatment efficiency. Injectivity of the gelant was improved for injection into matrix reservoirs by either reducing the concentration of the highmolecular-weight polymer in the gelant formulation or by using a low-molecular-weight polymer. Gel placement was improved by displacing...
SPE Prod & Oper 19 (04): 229–236.
Paper Number: SPE-89402-PA
Published: 01 November 2004
...R. D. Sydansk; A. M. Al-Dhafeeri; Y. Xiong; R. S. Seright Summary A laboratory study has shown improved performance for fracture-problem water-shutoff polymer gels that are formulated with a combination of high-and low-molecular-weight (MW) polymers. These gels are intended for application...
Wayne Frenier, Mark Brady, Salah Al-Harthy, Roberto Arangath, Keng Seng Chan, Nicolas Flamant, Mathew Samuel
SPE Prod & Oper 19 (04): 189–199.
Paper Number: SPE-86522-PA
Published: 01 November 2004
... and engineering studies. 1 – 3 Formulations based on the hydroxethylaminocarboxylic acid (HACA) family of chelating agents have now been used to successfully increase production of oil and gas from wells in a variety of different formations. Included in the field test matrixes were new and producing wells drilled...
SPE Prod & Oper 17 (04): 221–228.
Paper Number: SPE-80286-PA
Published: 01 November 2002
... with conventional squeeze treatments. The nonaqueous nature of the emulsion system allows the potential ingress of the scale inhibitor into parts of the reservoir normally denied access to an aqueous-based formulation, so it can improve contact between the scale inhibitor and the reservoir fluids on production...
SPE Prod & Oper 16 (04): 267–276.
Paper Number: SPE-74330-PA
Published: 01 November 2001
... in an organic solvent is used in conjunction with diesel or crude oil to overcome such problems. The inhibitor chemicals within these formulations are retained in the reservoir similarly to conventional aqueous-based scale inhibitors—it is the deployment method that is critical. The formation of inorganic...
SPE Prod & Oper 15 (04): 270–278.
Paper Number: SPE-66558-PA
Published: 01 November 2000
... enhanced recovery reservoir sydansk cc ap gel treatment application formulation gel treatment conformance improvement operator cc ap gel technology gel well pattern water management conformance problem polymer southwell co 2 Cr(III)-carboxylate/acrylamide-polymer (CC/ AP) gels...
SPE Prod & Oper 12 (01): 51–58.
Paper Number: SPE-35193-PA
Published: 01 February 1997
... (EGMBE) (2:1 to 3:1 volume ratios). Selection of acid formulations and solvent systems was based on cost effectiveness and operation safety. Field implementation proved successful. If the results of this study had been implemented earlier in the lives of some of the Permian Basin properties, the recovery...
SPE Prod & Oper 7 (01): 47–55.
Paper Number: SPE-18420-PA
Published: 01 February 1992
...Antonin Settari Summary This paper describes a new formulation of nonlinear soil mechanics and multiphase thermal flow. The nonlinearities of the soil behavior and their interactions with fluid flow causing shear failure of the soil are the dominant features of the process. The numerical...
SPE Prod & Oper 5 (02): 133–141.
Paper Number: SPE-16032-PA
Published: 01 May 1990
...Kamel Ben Naceur; Marc Thiercelin; Eric Touboul Summary A formulation for simulating arbitrarily shaped 3D fractures is presented. The technique extends previous variational techniques and provides a stable solution with a minimum number of elements. The model is used to assess the applicability...
Includes: Supplementary Content
SPE Prod & Oper 3 (03): 310–322.
Paper Number: SPE-13862-PA
Published: 01 August 1988
.... Included are confining stress contrast, elastic stiffness contrast, fracture toughness, and influence of settled (or buoyant) proppant on height growth. A composite propagation function was formulated that can be implemented in a pseudo3D model of fracture geometry or in hand calculations. The second part...
SPE Prod & Oper 3 (02): 169–180.
Paper Number: SPE-15094-PA
Published: 01 May 1988
...-permeability surfaces. Injection projects have historically overinjected either by design or because of inadequate material-balance computations and poor pattern allocation. The mathematical theory of flow is well developed in its general formulation. For the case of flow below the saturation pressure...
SPE Prod & Oper 1 (05): 359–362.
Paper Number: SPE-13549-PA
Published: 01 September 1986
... to evaluate the effectiveness of inhibitors under field conditions. Five commercial formulations were chosen for field evaluation on the basis of nonflowing, laboratory screening tests at 500°F [260°C]. Four of these formulations from different suppliers controlled calcium carbonate scale deposition...
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