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Keywords: inhibitor
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Proceedings Papers

Paper presented at the SPE Latin American and Caribbean Petroleum Engineering Conference, November 18–20, 2015
Paper Number: SPE-177103-MS
... Various corrosion inhibitors and intensifiers have been developed to minimize corrosion. Most commonly used and effective corrosion inhibitors are organic based (e.g., quaternary ammonium salts, propargyl alcohol, mannich base, hexamethylenetetramine, mercaptan-based) ( Fink 2011 ). Abstract...
Proceedings Papers

Paper presented at the SPE Latin American and Caribbean Petroleum Engineering Conference, November 18–20, 2015
Paper Number: SPE-177144-MS
... of scaling ions, and hence the scaling risk, at the production wells based on in situ reactivity. In the case of ASP flooding, the current industry understanding of scale prediction models for such systems is discussed, along with the current inhibitor screening tests to qualify scale inhibitors for squeeze...
Proceedings Papers

Paper presented at the SPE Latin America and Caribbean Petroleum Engineering Conference, May 21–23, 2014
Paper Number: SPE-169240-MS
... hydraulics, water dynamics (formation and condensed water), scale deposition, associated secondary benefits/complications and field data showing impact. gas Well Deliquification optimization inhibitor landing depth CT unit plunger lift Upstream Oil & Gas critical rate operation artificial...
Proceedings Papers

Paper presented at the SPE Latin America and Caribbean Petroleum Engineering Conference, April 16–18, 2012
Paper Number: SPE-153613-MS
... Abstract Iron is known to affect the performance of polymeric and phosphonic acid based inhibitors used to control barium sulfate scale during oil and gas production. To evaluate these effects, the performances of both types of inhibitors have been determined in the presence of iron...
Proceedings Papers

Paper presented at the SPE Latin American and Caribbean Petroleum Engineering Conference, December 1–3, 2010
Paper Number: SPE-138809-MS
... drilling fluid chemistry cleaning spe 138809 limpieza recomendacione upstream oil & gas perforación inhibitor drilling fluid management & disposal drilling fluid selection and formulation operation drilling fluid property orteguaza concentration anhydrite stability Introduction...
Proceedings Papers

Paper presented at the Latin American and Caribbean Petroleum Engineering Conference, May 31–June 30, 2009
Paper Number: SPE-123007-MS
... an overall duration of 30 days (4 weeks), and thus 4 inspections of the scale inhibitors coupons were performed, both at wellhead level and at manifold level. Figures 3 and 4 show the state of both scale coupons throughout all inspections. Abstract Scales are secondary deposits constituted...
Proceedings Papers

Paper presented at the Latin American and Caribbean Petroleum Engineering Conference, May 31–June 30, 2009
Paper Number: SPE-122185-MS
... on saturated brines and the planning, execution and evaluation of fracturing jobs performed in gas wells located in water depths that ranges from 840m to 1950m. hydraulic fracturing Brine gas well Upstream Oil & Gas concentration viscosity flow assurance Hydrate Inhibitor Efficiency gel gas...
Proceedings Papers

Paper presented at the SPE Latin American and Caribbean Petroleum Engineering Conference, June 20–23, 2005
Paper Number: SPE-94523-MS
... cationic polymer as shale inhibitor, a fluid-loss control, and a polymer that provides viscosity and gel structure. Components were designed for high performance water-based drilling fluids, and present the versatility to be used as much with industrial water, as seawater or saltwater, maintaining...
Proceedings Papers

Paper presented at the SPE Latin American and Caribbean Petroleum Engineering Conference, June 20–23, 2005
Paper Number: SPE-94821-MS
... Abstract The challenge of producing paraffinic and heavy oils plays an important role in the scenario of technological innovations in the petroleum industry. This work presents the synthesis of a new polymer-based chemical additive, and its evaluation as an inhibitor of paraffin crystallization...
Proceedings Papers

Paper presented at the SPE Latin American and Caribbean Petroleum Engineering Conference, March 25–28, 2001
Paper Number: SPE-69424-MS
... inhibition, and the two families are kinetic inhibitors and anti-agglomerants. Evolution of these new products is proceeding at a rapid pace, in order to meet goals of covering a greater range of operating conditions and finding an economically and environmentally attractive alternative to thermodynamic...
Proceedings Papers

Paper presented at the SPE Latin American and Caribbean Petroleum Engineering Conference, March 25–28, 2001
Paper Number: SPE-69513-MS
... Oil Experiments Samples Three crude oils from Maracaibo Lake reservoirs, and three commercial asphaltene inhibitors were used for this study. Table 2 shows some characteristics of these crudes. Oils 1 and 7 are produced from independent pay zones, and Oil 3 corresponds to commingled...
Proceedings Papers

Paper presented at the Latin American and Caribbean Petroleum Engineering Conference, April 21–23, 1999
Paper Number: SPE-53998-MS
.... Composition of crude oils and its effect on asphaltene stability. Chemical and structural characterization of asphaltenes and resins and their relation to asphaltene stability. Effect of the composition of crude oils on the effectiveness of a commercial inhibitor. Various crude oils...
Proceedings Papers

Paper presented at the Latin American and Caribbean Petroleum Engineering Conference, August 30–September 3, 1997
Paper Number: SPE-38967-MS
... appear to cause changes in asphaltene particle viscoelasticity, changing its relaxation behavior and reducing the efficiency of the coagulation. The surfactants ethoxylated nonylphenols and hexadecyltrimethylammonium bromide proved to be the best of the various inhibitors of asphaltene deposition tested...
Proceedings Papers

Paper presented at the SPE Latin America/Caribbean Petroleum Engineering Conference, April 23–26, 1996
Paper Number: SPE-36127-MS
..., protection and monitoring criteria, inhibitor optimization and to increase the effectiveness of already existing corrosion control systems. Introduction Velocity enhanced corrosion problems in oil and gas production equipment are common. These often occur when produced fluids are accompanied by carbon...
Proceedings Papers

Paper presented at the SPE Latin America Petroleum Engineering Conference, October 14–19, 1990
Paper Number: SPE-21109-MS
... scale formation precipitate precipitation seawater production chemistry remediation of hydrates hydrate inhibition barium content inhibitor precipitation variation upstream oil & gas asphaltene inhibition paraffin remediation fluid dynamics wax remediation asphaltene...
Proceedings Papers

Paper presented at the SPE Latin America Petroleum Engineering Conference, October 14–19, 1990
Paper Number: SPE-21112-MS
... Abstract A new method to predict incipient gas hydrate formation in systems containing an aqueous phase in the absence or presence of inhibitors is proposed. proposed. The method which is based on the statistical termodynamic model of van der Waais and Platteeuw for clathrates is implemented...
Proceedings Papers

Paper presented at the SPE Latin America Petroleum Engineering Conference, October 14–19, 1990
Paper Number: SPE-21140-MS
... water scale problem sulfate injection water production well namorado field inhibitor surface equipment enhanced recovery waterflooding spe 21140 water injection concentration reservoir scale formation scale inhibitor SPE SPE 21140 Scale Problems in Namorado Field by Armando de Almeida...

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