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Wax problems in production

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Proceedings Papers

Paper presented at the Nigeria Annual International Conference and Exhibition, August 6–8, 2012
Paper Number: SPE-163037-MS
... production concerns to practitioners in the petroleum industry. This problem includes progressive precipitation and accumulation of waxes at the sand-face and perforations, tubings, surface production lines and storage tanks, thus limiting the production capacity of these facilities. Depending...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 10–12, 2014
Paper Number: IPTC-17729-MS
... Abstract Wax formation continuously proves itself to be a major problem in PETRONAS Carigali's marginal fields as it clogs up the well, damages the near wellbore formation hence severely impairing production. A clogged up well also makes well intervention impossible as toolstrings...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 23–April 1, 2021
Paper Number: IPTC-21787-MS
... paraffin remediation wax inhibition hydrate inhibition scale remediation production chemistry asphaltene remediation upstream oil & gas gas production asphaltene inhibition hydrate remediation hpht scale inhibition remediation of hydrates wax remediation db2-a well plug...
Proceedings Papers

Paper presented at the OTC Brasil, October 24–26, 2017
Paper Number: OTC-28120-MS
... Abstract This paper presents a real case of wax deposition in production lines from one Brazil Pre-salt well located at Santos Basin. It also shows a diagnosis of the problem as well as the methods adopted to remove the wax. An effective wax removal method may imply great costs, not only...
Proceedings Papers

Paper presented at the SPE Russian Petroleum Technology Conference, October 15–17, 2018
Paper Number: SPE-191541-18RPTC-MS
... Abstract Wax deposition contributes significantly and painfully to the deliverability of produced fluid along its journey from porous media through the wellbore to the production facilities. Solutions for wax fighting include, but not limited to, chemical, mechanical and/or thermal...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 15–18, 2021
Paper Number: SPE-207797-MS
..., The average production capacity of the three wells is 0.08mD, the formation pressure is 116-126MPa, the formation temperature is 124-131°C, the wax content of the condensate oil is high, and the average wax content is 16.9%. In the early stage, the natural productivity of the three wells was low...
Proceedings Papers

Paper presented at the SPE Saudi Arabia section Young Professionals Technical Symposium, March 14–16, 2011
Paper Number: SPE-155412-MS
... that are not large enough to be detected. Such a condition can also prevent significant precipitation if the clusters are less than the critical size required for growth. ( Wang et al., 2003 ) Paraffin wax deposition causes severe operational problems in the oilfield leading to decreased production rates...
Proceedings Papers

Paper presented at the Offshore Technology Conference Asia, March 22–25, 2016
Paper Number: OTC-26695-MS
... in both onshore and offshore pipelines presents a costly problem in the production and transportation of oil. There are several parameters contributing to wax deposition in multiphase crude oil flow, e.g. pressure drop, flow rate, pipe internal body surface roughness, surface energy of the pipe, liquid...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 6–8, 2018
Paper Number: SPE-193459-MS
... Abstract Wax precipitation and deposition is a major flow assurance problem usually encountered with waxy fluids. Often times, crude oil systems are subjected to flow assurance test while exempting gas systems. Studies have shown however, that gas condensates can also be waxy in nature...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 23–25, 2018
Paper Number: SPE-192064-MS
... presents the results of the laboratory investigation, in which oils from two nearby fields were analyzed: Field M (emulsion problems) and Field A (no emulsion problems). Asphaltene ( Kokal 1999 ; Gafonova and Yarranton 2001 ; Kilpatrick 2012 ; Sjoblom et al. 2010 ; Davis et al. 1996 ) Wax...
Proceedings Papers

Paper presented at the SPETT 2012 Energy Conference and Exhibition, June 11–13, 2012
Paper Number: SPE-158106-MS
... Abstract The precipitation and deposition of paraffin wax during production, transportation and storage of crude oil are common problems encountered by the majority of oil producers around the world. During the last decade, the Barrackpore oilfield in Trinidad has reported wax deposition...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 22–24, 2013
Paper Number: SPE-165912-MS
... , February 2008 . 8. G.A Mansoori , Paraffin /Wax and Waxy crude. The Role of Temperature on Heavy Organics Deposition fromPetroleum Fluids . Bio & Chemical Engineering Departments , University of Illinois 9. Paraffin Problems in Crude Oil Production and Transportation : A review...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 17–19, 2017
Paper Number: SPE-186395-MS
... Abstract Bohai J Oilfield has typical characteristics of high wax content and wax precipitation point (WPT). Wax deposition in the tubing had been an ongoing problem after this Oilfield came on stream, which caused significant productivity losses. Various methods of wax control and removal...
Proceedings Papers

Paper presented at the SPE International Conference on Oilfield Chemistry, April 8–9, 2019
Paper Number: SPE-193579-MS
..., precipitated salts, rust and water, which are entrapped during the deposition process. A wax appearance temperature much higher than the temperatures encountered during production indicates high potential for wax deposition problems. Numerous experimental methods are available to estimate WAT including...
Proceedings Papers

Paper presented at the International Meeting on Petroleum Engineering, November 1–4, 1988
Paper Number: SPE-17626-MS
... as they are related to paraffin wax deposition in the formation to reduce production, deposition in production equipment, and the effect of wax on the handling and flow of crude oil. The causes of these problems can be as varied as the trouble they present. In order to effectively solve these paraffin related...
Proceedings Papers

Paper presented at the OTC Brasil, October 29–31, 2013
Paper Number: OTC-24531-MS
... worsen the situation. One of the solutions foreseen is to increase arrival pressure at platform. Nevertheless, this solutions tend to reduce well s production potential. Conclusion Despite being known for a long time and well established mechanisms, wax related problems are still challenging industry...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 1–4, 2000
Paper Number: SPE-63123-MS
... and its affect on the behavior of crude oil fluids. Background The problem of wax build-up in production areas, pipelines, and refinery storage areas continues to be a major problem for oil companies, and traditional methods of treatment such as hot oiling and hot watering are still employed...
Proceedings Papers

Paper presented at the The Twenty-fourth International Ocean and Polar Engineering Conference, June 15–20, 2014
Paper Number: ISOPE-I-14-283
... Abstract With the increased development of deep-water oil and gas, wax deposition has become a major issue for offshore oil production. Wax deposition occurs at the inner walls of pipeline when the oil temperature is below the wax appearance temperature. This problem decreases oil production...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201297-MS
... individual problem is typically offered without considering that the production fluid system can be complex, and that each treatment may interfere with the stability of other fractions present in the system. The following examples clearly demonstrate the impacts of ethanol and MEG on the oil and wax samples...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2003
Paper Number: OTC-15222-MS
... phase, hydrate formation in production lines and subsea equipment also became a problem. Taking a similar strategy to the one used for dealing with wax deposition in Albacora, PETROBRAS invested in the research and development of methods to predict, prevent and control hydrate formation...

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