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Keywords: precipitation
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Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 10–12, 2023
Paper Number: SPE-215349-MS
... in the form of precipitation and dissolution. There are several mechanisms involved in this such as solubility, mineralization, and operating procedure to minimize the risk of cap rock leakage (cap rock integrity) (David Tran et. al, 2009 ). Introduction upstream oil & gas mathematics...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 12–14, 2021
Paper Number: SPE-205764-MS
... condensate khi specialist chemical supplier khi product-b contamination chemical supplier application stability test formation water precipitation meg hydrate formation myanmar degc petroleum engineer deposit INTRODUCTION The Shwe Project is a multiple gas-condensate field integrated...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 12–14, 2021
Paper Number: SPE-205807-MS
... shaping and precipitation at various locations inside the system, the advised method can quantitatively foresee the dangerous position and intensity of hydrate obstruction. The time from the start of production to the dramatic change of pressure drop brought about by the deposition of hydrate attached...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, November 17–19, 2020
Paper Number: SPE-202288-MS
.... wax remediation oilfield chemistry scale inhibition corrosion management paraffin remediation wax inhibition asphaltene remediation asphaltene inhibition scale remediation production chemistry upstream oil & gas remediation of hydrates performance test efficiency precipitation...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, November 17–19, 2020
Paper Number: SPE-202294-MS
... in the production process often cause significant damage to oil production operation through the continuous growth process (precipitation followed by aggregation and finally deposition) of their particles. To mitigate the asphaltene-induced problems, Asphaltene Inhibitor is used to control precipitation...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 29–31, 2019
Paper Number: SPE-196516-MS
... build substantial confidence that oil congealing could be mitigated entirely real time system production logging prediction tool production monitoring precipitation viscosity ambient temperature Reservoir Surveillance accuracy prediction crude oil production loss weather condition...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, October 25–27, 2016
Paper Number: SPE-182187-MS
... impact on injectivity. This is due to the dry-out formation vicinity to the injection well that lead to the small amount of salt precipitation. These findings demonstrate the importance of geochemical reactions study when injecting CO 2 into high CO 2 gas field at high pressure and temperature...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176436-MS
... Abstract Precipitation and deposition of hydrocarbon solids such as asphaltenes and wax are some of the major challenges facing the oil and gas processing and transportation industry. Deep-water, high pressure and high temperature (HPHT) environment are currently being explored for meeting...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176494-MS
... injected during fracturing operation, and 20m 3 /d stable production is obtained after treatment. fracturing materials equation of state fluid modeling drilling fluids and materials thickener seawater sample hydraulic fracturing fracturing fluid precipitation Upstream Oil & Gas...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 22–24, 2013
Paper Number: SPE-165815-MS
... is the presence of calcite, dolomite and calcium sulfate minerals. These minerals react with the added chemicals to form insoluble salts known as precipitations. Therefore, an Alkaline-Surfactant-Polymer formulation was developed by incorporating acrylic acid as a precipitation inhibitor or protection agent...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, September 20–22, 2011
Paper Number: SPE-147863-MS
.... In this work, two enzymatic systems were evaluated: old a-amylase system and new structurally reinforced a-Helix system. The old enzyme was found to form a potentially damaging precipitate at reservoir temperature above 100oC. The degree of this damage was assessed using size-matching technique and core-flood...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, September 20–22, 2011
Paper Number: SPE-145946-MS
... remediation hydrate remediation hydrate inhibition upstream oil & gas precipitation asphaltene inhibitor reduction wat inhibitor qcm temperature society of petroleum engineers inhibitor screening qcm technology flow assurance tool wdt measurement Abstract Wax and asphaltenes are well...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, September 20–22, 2011
Paper Number: SPE-145096-MS
..., precipitation of heavy oil components and absorption of CO 2 on the solid grains are modeled based on reversible linear or nonlinear isotherms. The governing partial differential equations for conservation of each component are discretized using a finite volume method and the resulting discrete equations...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 18–20, 2010
Paper Number: SPE-133005-MS
...°C. Three types of alkalis, namely, sodium hydroxide, sodium carbonate, and sodium bicarbonate were screened to define the suitable candidate. The acid used in the new formula was acrylic acid. It is a weak polymer acid and used widely as a precipitation inhibitor. Polymeric sodium methyl ester...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 18–20, 2010
Paper Number: SPE-133743-MS
... reacts with the minerals and precipitates in place. To avoid possible leakage through cap rock or sealing faults, the amount of CO 2 should be maximized in the forms of the latter three mechanisms. Abstract CO 2 sequestration in deep saline aquifers is an essential and quick-remedial measure...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, September 11–13, 2006
Paper Number: SPE-100444-MS
..., the advantages of selected operating vessel and its impact on delivering the expected results. Artificial Intelligence Well Intervention Coiled tubing operations Completion Installation and Operations Bima downhole intervention acidizing precipitation selection application platform mineralogy...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, September 11–13, 2006
Paper Number: SPE-100899-MS
... Abstract Asphaltenes precipitation is one of the major operational problems affecting oil production in the Bangestan reservoir in south of Iranian fields. Precipitation of asphaltenes in reservoirs, wells and production facilities can have severe detrimental impact on the economics of oil...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, September 11–13, 2006
Paper Number: SPE-100943-MS
.... This proved that there is potential for chemical EOR application in Malaysia. enhanced recovery coreflood precipitation Upstream Oil & Gas alkali concentration polyacrylamide saturation co 3 0 reservoir temperature surfactant naoh 0 concentration resistance factor seawater alkali...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, September 11–13, 2006
Paper Number: SPE-101102-MS
... bottom-hole fluid samples have built the onset pressure curve of asphaltene precipitation, which indicated the asphaltene deposition in the near wellbore region under the production conditions. 1 Then the intensive laboratory tests have been carried out to evaluate some commercial additives in terms...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, April 5–7, 2005
Paper Number: SPE-93844-MS
... Paraffin composed of carbon and hydrogen atoms, usually ranging from C18 to C70. Although usually straight chain, they can also be branched. Paraffin precipitation and deposition is predominantly a temperature related phenomenon. As the temperature of oil reduces to its wax appearance temperature...

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