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Keywords: concentration
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Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, June 27–30, 2007
Paper Number: SPE-108676-MS
... enhanced recovery distillation catalyst SAGD concentration operation condition thermal method Upstream Oil & Gas residence time steam-assisted gravity drainage heavy crude oil viscosity CHEMICAL property API gravity extraheavy crude oil crude oil continuous-stirred tank...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, June 27–30, 2007
Paper Number: SPE-108707-MS
... field experience it has been observed that HWDP failures occur at almost the same frequency in connections as they do in the pipe body (specifically the upset transition section is a prime location due to the high stress concentration factor). This behavior is due, in great part, to fatigue...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, August 31–September 2, 2006
Paper Number: SPE-103879-MS
... will be discussed in this paper. proppant concentration viscosity evaluation fracturing fluid successful application rate production application service company hydraulic fracturing Chicontepec basin mechanism characteristic surfactant fracturing materials Upstream Oil & Gas information...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, August 31–September 2, 2006
Paper Number: SPE-101718-MS
... possible combinations of Th, U, and K mass concentrations. We used MCNP, GAMRES, and MATLAB to complete the calculations. The work included the definition of model parameters including a cylindrical uniformly distributed source, intensity conversion, and appropriate radial extent of the source. Making use...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, August 31–September 2, 2006
Paper Number: SPE-101781-MS
.... Gel formulation is a fundamental issue. Traditionally, minimum polymer concentrations of at least 3000 ppm have been recommended for injection well gel treatments. Lower polymer concentrations were believed to be ineffective. A large scale and ongoing field project is presented in which low...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, August 31–September 2, 2006
Paper Number: SPE-103869-MS
... altered waters, and distilled water were used, and temporal changes in core permeability, mineral abundances and aqueous concentrations of solutes were monitored. The experiments were simulated with the multi-phase, non-isothermal reactive transport code TOUGHREACT, and good to excellent agreement...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, August 31–September 2, 2006
Paper Number: SPE-103891-MS
... time tracer personnel application injection tracer test analysis concentration information recycling tracer technology reservoir tracer profile Introduction The Rhourde El Khrouf (RKF) Field is located in Block 406A of the Berkine Basin, 300-km southeast of Hassi Messaoud 1...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, August 31–September 2, 2006
Paper Number: SPE-103920-MS
... alba-1 reservoir grimbeek-1 reservoir bacteria el alba-1 structural geology concentration souring Signature connate water correlation source rock sulphate Argentina formation water ppmv Introduction In the last decade, many fields with original sweet fluids became acid by the H 2...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, August 31–September 2, 2006
Paper Number: SPE-103978-MS
... encountered in deep wells and the susceptibility of super Cr-13 to severe corrosion in high concentration HCl systems used for stimulation purposes added one additional difficulty to the acid stimulation process. To overcome these problems, extensive experimental and field studies were performed to select...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, August 31–September 2, 2006
Paper Number: SPE-103946-MS
... – displacement phase velocity q lf – source/sink term q lmf – each phase volume per unit volume per unit time from the matrix system which enters the fracture system C sf – elemental sulfur solubility in gas mixture for the fracture system C ' sf – suspended sulfur particle concentration...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, August 31–September 2, 2006
Paper Number: SPE-104016-MS
... chemistry sulfate drilling fluids and materials decomposition concentration Geochemistry society of petroleum engineers Compound reduction souring mechanism Introduction Seawater is the only fluid available in large amounts for most production facilities in marine environments. So...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, August 31–September 2, 2006
Paper Number: SPE-104010-MS
... PHPA. The synergy between these products is achieved by mixing them in the adequate concentrations. The success attained by using the amine/PHPA system has been due to the laboratory research carried out in Canada and its application in some fields over there as well as in Ecuador, where shales...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, August 31–September 2, 2006
Paper Number: SPE-104071-MS
... concentration, cross-linker concentration, temperature, salinity and the initial degree of hydrolysis of the polymer on the gelation time were examined in detail. All measurements were conducted in the steady shear mode at low shear rates using an Anton-Paar high temperature/high pressure viscometer. C13...
Proceedings Papers

Paper presented at the International Oil Conference and Exhibition in Mexico, August 31–September 2, 2006
Paper Number: SPE-104053-MS
... to negligible levels. This paper discusses the job design, field application, and results of several CWF treatments performed in this area between 2004 and 2005. produced water management and control Fluid Dynamics concentration avg pressure Symposium hydraulic fracturing polymer gal gel water...
Proceedings Papers

Paper presented at the SPE International Petroleum Conference in Mexico, November 7–9, 2004
Paper Number: SPE-92196-MS
... and times. The fluid samples were analyzed by gas chromatography to determine fluid concentration; these data were analyzed using the Fick’s second law to calculate the molecular diffusion coefficient. These results were compared with those obtained using a different methodology based in pressure changes...
Proceedings Papers

Paper presented at the SPE International Petroleum Conference in Mexico, November 7–9, 2004
Paper Number: SPE-91971-MS
... to that found in fractured or very permeable formations as in the letter, higher magnitudes of permeability decline were revealed in which case possible shallow invasion damage mechanisms were likely. Unlike the grain size influence to pressure drop and permeability declines, the simulated fines concentration...
Proceedings Papers

Paper presented at the SPE International Petroleum Conference in Mexico, November 7–9, 2004
Paper Number: SPE-92110-MS
... reservoir reservoir property upstream oil & gas permeability oil production rate dual porosity system reservoir nitrogen molar concentration variation gas cap mechanism enhanced recovery case study nitrogen injection complex reservoir molar concentration texas simulation flow in porous...

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