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Separating emulsions

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Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 22–25, 1995
Paper Number: SPE-30674-MS
... Abstract Separate handling of fluids following a remediation/workover job or treating of slop oil emulsions has become a good practice to reduce upsets in oil and water treating facilities and to avoid production shut-in. This paper demonstrates that the use of high-speed disc-stack...
Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31315-MS
... internals. In mature operations with heavy oils, there can be severe issues with Water-in-Oil and Oil-in-Water emulsion layers. In late life operations, enhanced oil recovery (EOR) efforts with polymer injection can also take place to produce more, but at the same time making the separator function in terms...
Proceedings Papers

Paper presented at the SPE Middle East Oil and Gas Show and Conference, March 18–21, 2019
Paper Number: SPE-194834-MS
... to predict the gas, oil, and water separation behavior in a horizontal three-phase high-pressure, high-temperature pilot separator at different flow rates and water cuts, and predict the thickness of the dense packed emulsion layer above the water interface. The multi-fluid Eulerian multiphase model, coupled...
Journal Articles
SPE Prod & Oper 35 (03): 579–591.
Paper Number: SPE-200369-PA
Published: 13 August 2020
... of the major concerns of the operator is the effect of polymer on oil/water‐separation efficiency after polymer breakthrough. This work investigates the influence of polymer on the separation behavior of heavy-oil emulsions and evaluates the performance of emulsion breakers (EBs). In this study, two types...
Journal Articles
Journal: SPE Journal
SPE J. 24 (05): 2182–2194.
Paper Number: SPE-190114-PA
Published: 14 May 2019
... are discussed on the basis of acquired separation profiles, as well as respective fluid interfacial properties. A state–of–the–art portable dispersion–characterization rig (PDCR) was used to run the experiments, and a surveillance camera was deployed to monitor the emulsion separation kinetics. Commercial–grade...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 12–15, 2018
Paper Number: SPE-193188-MS
... Abstract This paper presents a novel/cost-effective hydrophobic material based 9-octadecenoic acid grafted graphene (POG) for oil/water separation. Graphene derived from graphite was modified with 9-octadecenoic acid to obtain 9-octadecenoic acid grafted graphene (OG). Then, emulsion...
Proceedings Papers

Paper presented at the SEG/AAPG/EAGE/SPE Research and Development Petroleum Conference and Exhibition, May 9–10, 2018
Paper Number: SEG-2018-49
...A Low-cost, Natural Material for Oil/Water Emulsion Separation Yang Yang, Kean Wang* Department of Chemical Engineering, Petroleum Institute Campus Khalifa University of Science & Technology, PO Box 2533, Abu Dhabi, U. A. E. Summary Superhydrophilic materials are of great advantages in the case...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, July 31–August 2, 2017
Paper Number: SPE-189081-MS
.... In many other instances, the separator fluid loading may exceed the original design capacity of the vessel resulting in poor oil and water effluent standards. This paper develops a procedure that describes the impact of crude oil emulsion on the efficiency of horizontal separators. The procedure can...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 5–7, 2013
Paper Number: SPE-167508-MS
... work to show how these above mentioned nano-particles affect the treatment of emulsion. We focused on presenting a study of the separation of oil in water emulsion which normally, is the case at the surface separating facilities, after the oil is lifted to the surface and separated from...
Journal Articles
Journal: SPE Journal
SPE J. 14 (04): 595–605.
Paper Number: SPE-109888-PA
Published: 22 December 2009
...A. M. Al-Ghamdi; C. Noïk; C. Dalmazzone; S. Kokal Summary This paper presents an experimental study performed to characterize the stability of emulsion samples collected from different Gas/Oil Separation Plants (GOSPs). The first part of the study (Al-Ghamdi et al. 2007) focused on the analyses...
Proceedings Papers

Paper presented at the Middle East Oil Show, June 9–12, 2003
Paper Number: SPE-81508-MS
... of an investigative study conducted to determine the causes of tight emulsions in GOSPs. The emulsions from different GOSPs were characterized in terms of their tightness using Emulsion Separation Index 1 . The study has also determined the causes of emulsion tightness in these GOSPs. These include crude oil...
Proceedings Papers

Paper presented at the SPE Latin American and Caribbean Petroleum Engineering Conference, March 25–28, 2001
Paper Number: SPE-69554-MS
... Abstract Water treatment plants use conventional processes like hydrocyclones and air up-floating equipment to separate oil from water. However, these devices are not effective at removing oil drops with small diameters. In this work, the use of membranes to treat oil-water emulsions...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 1–4, 2000
Paper Number: SPE-63165-MS
... Abstract Quantifying oil-water or emulsion separation has always been difficult. This is due, in part, to the numerous factors controlling oil-water separation. This paper describes a new method developed at Saudi Aramco for the quantification of oil-water separation process. It is designated...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 6–9, 1996
Paper Number: SPE-36617-MS
... emulsions and foams. To increase the separation efficiency, chemical additives such as demulsifier and anti-foamant are injected into the fluid stream prior its entering into the three phase separators. Demulsifiers are surface-active agents, usually of the non-ionic type, comprising of relatively high...
Proceedings Papers

Paper presented at the Technical Meeting / Petroleum Conference of The South Saskatchewan Section, September 24–26, 1989
Paper Number: PETSOC-SS-89-24
... coulombe recovery operation separation constituent emulsion chemical analysis membrane steam-assisted gravity drainage saskatchewan SEPARATION AND CHARACTERIZATION OF SURFACTANTS PRESENT IN EMULSIONS PRODUCED IN THERMAL RECOVERY PROCESSES F.M. MOURITS S. COULOMBE this article begins on the next...
Journal Articles
SPE J. 8 (03): 253–259.
Paper Number: SPE-1921-PA
Published: 01 September 1968
...C.A. Stout; S.W. Nicksic The materials that stabilize emulsions of some Southern California crude oils were isolated from the produced crude. These substances were separated into acidic and nonionic fractions by ion exchange chromatography. Each fraction was further broken into groups...
Proceedings Papers

Paper presented at the Fall Meeting of the Society of Petroleum Engineers of AIME, October 2–5, 1966
Paper Number: SPE-1507-MS
... and separating tendencies of untreated and treated crude oil-water emulsions when exposed to ultrasonic treatment are experimentally investigated. Combined ultrasonic and chemical treatment greatly increased separation efficiency over chemical treatment exposed only to low-frequency mechanical agitation. Both...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 7–10, 2016
Paper Number: SPE-182979-MS
... successfully during natural flow. This paper presents the details of how we addressed these problems and managed to continue operations. Temperature, retention time and chemical injection were well known as the factors for separating emulsion. First, plant operator planned to raise the processing temperature...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 9–12, 2020
Paper Number: SPE-203146-MS
... Table 1 Compounds used in the synthesis of comparative Sample 2 to 14 The ionic liquids with different side chains were investigated for breaking the water-oil emulsion affecting the separation of oil and water. The crude oil about 100 mL was added into test bottle...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Technical Conference, June 7–9, 2016
Paper Number: SPE-180691-MS
... Abstract Facilities for steam-assisted gravity drainage (SAGD) require vessels for oil/water emulsion separation, water treatment, and steam generation. Gravity separation is generally used to separate emulsion, with the requirement of diluent and a demulsifier chemical addition. Treatment...

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