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Keywords: formulation
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Proceedings Papers

Paper presented at the SPE European Formation Damage Conference and Exhibition, June 3–5, 2015
Paper Number: SPE-174263-MS
... measurements. Directional Drilling chandler 3500 viscosity Completion Installation and Operations annular space silica flour Biopolymer crosslinked polymer system formulation Upstream Oil & Gas viscosifier viscometer gas shutoff operation casing and cementing placement cement chemistry...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference & Exhibition, June 5–7, 2013
Paper Number: SPE-165207-MS
... changes can be triggered either by temperature or by composition changes in the formulation. Abstract Applications of microemulsion technology in the drilling and production industry have increased in recent years. Some of these applications include oil-based drilling fluid displacement to water...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference & Exhibition, June 5–7, 2013
Paper Number: SPE-165096-MS
... are susceptible to hydrolysis at high temperatures ( Weaver et al. 2003 ). Increasing the pH of the formulation and inclusion of stabilizers such as sodium thiosulfate, methanol, or formaldehyde ( Kohler and Zaitoun 1991 ) can extend the thermal stability of polysaccharides ( Harris 1993 ) to push past 300°F...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference & Exhibition, June 5–7, 2013
Paper Number: SPE-165092-MS
... and also to find the best solution to prevent or remove damage. Nature of damage has been investigated trying to identify how much is water blocking and can how much is mechanical damage and can be removed only by acidizing. Based on XRD investigation a mud acid recipe was formulated and tested...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, June 7–10, 2011
Paper Number: SPE-144082-MS
... control, crosslinked polymer systems are the most effective for certain water shut-off projects. The objective of this paper is to assess the effectiveness of crosslinked polymer system for water control applications in carbonate formations and present its optimal formulation. This paper presents...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, June 7–10, 2011
Paper Number: SPE-144209-MS
... and temperature. Fig. 1 Phase behavior and types of microemulsion according to Winsor's definition. Systems formulated with anionic surfactants exhibit a more significant effect of salinity than systems formulated with nonionic surfactants. However, salinity also has an effect on nonionic...
Proceedings Papers

Paper presented at the 8th European Formation Damage Conference, May 27–29, 2009
Paper Number: SPE-119811-MS
... diameter permeability fluid system drilling fluids and materials completion fluid system diameter formulation SPE 119811 Study and Application of Reservoir Protection Fluid System for Drilling & Completion Using Oil-film Method Jiang, G.C., SPE, China University of Petroleum, Ji, C.F., and Ma...
Proceedings Papers

Paper presented at the European Formation Damage Conference, May 30–June 1, 2007
Paper Number: SPE-107618-MS
... hypothesis for pressure dissipation in the core are formulated and their impact on invasion are quantified. This article deals with the derivation of an analytical formulation for drilling fluid invasion in cores, based on filter cake permeability results obtained in lab testing. The formulation represents...
Proceedings Papers

Paper presented at the European Formation Damage Conference, May 30–June 1, 2007
Paper Number: SPE-107787-MS
... through the tool s perforated extension, which saved 30% of the pumping time. Parallel to this development, acidizing historical data were revised and filtercake invasion studies were performed. The conclusion was that more aggressive acidizing formulations could be used, what reduced the pumping volume...
Proceedings Papers

Paper presented at the European Formation Damage Conference, May 30–June 1, 2007
Paper Number: SPE-107296-MS
... single step matrix formulation Copyright 2007, Society of Petroleum Engineers This paper was prepared for presentation at the European Formation Damage Conference held in Scheveningen, The Netherlands, 30 May 1 June 2007. This paper was selected for presentation by an SPE Program Committee following...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 25–27, 2005
Paper Number: SPE-94686-MS
.... Recently, treatments based on cross-linked pills have shown their effectiveness to plug large fractures under downhole conditions of pressure and temperature. This paper describes the research and development process to formulate a new cross-linked pill usable to control severe losses: this new pill...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 25–27, 2005
Paper Number: SPE-94518-MS
... was successfully applied in several field trials in wells in Syria in 2003.The field trials, however, also identified that the gel-cement system could not be applied in wells with a static bottomhole temperature above 120 °C. formulation particle-gel system field application spe 94518 perforation...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 25–27, 2005
Paper Number: SPE-94465-MS
... Abstract An aggressive design and testing program addressing a wide range of technical and environmental issues has been implemented specifically to optimize frac-pack processes in the Italian Adriatic sea region. Three formulations of viscoelastic surfactants have been developed to improve...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 13–14, 2003
Paper Number: SPE-82274-MS
... Abstract Drill-in fluids are generally water-based muds containing a viscosifier, a fluid loss reducer, salts and sized calcium carbonate particles. Formation damage mechanisms induced by the use of water based mud formulations (WBM) have been extensively studied and correspond to different...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 13–14, 2003
Paper Number: SPE-82280-MS
... and/or carbonate reservoirs. This paper summarizes the extensive laboratory testing used to verify the above claims. Product Qualification and Testing Water-based fluid formulations containing variations of specially selected surfactants and polymers in a 5% dispersed internal phase of synthetic oil were...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 21–22, 2001
Paper Number: SPE-68924-MS
... carbonate reservoir complex reservoir fredd flow rate core flood test ph 2 wormhole hydroxyaminopolycarboxylic acid produce spe 68924 formulation coefficient diffusion coefficient ph 12 reaction rate dissolution hedta matrix stimulation acid wormhole formation upstream oil...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 21–22, 2001
Paper Number: SPE-68915-MS
... corrosion inhibition time formulation production chemistry perforation materials and corrosion acidizing well integrity fracture injectivity corrosion inhibitor reservoir emulsion stability completion installation and operations subsurface corrosion wellbore corrosion management spe 68915...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 31–June 1, 1999
Paper Number: SPE-54727-MS
... This paper was prepared for presentation at the 1999 SPE European Formation Damage Conference held in The Hague, The Netherlands, 31 May–1 June. upstream oil & gas molecule dbsa particle wax remediation formulation concentration interaction acid compound asphaltene...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference, May 15–16, 1995
Paper Number: SPE-30128-MS
... remediation operation asphaltene paraffin remediation separation upstream oil & gas crude oil society of petroleum engineers wax remediation formulation prevention wax inhibition scale inhibition asphaltene remediation laboratory production chemistry spe 030128 surfactant Society...

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