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Keywords: reaction
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Proceedings Papers

Paper presented at the SPE Oklahoma City Oil and Gas Symposium, March 27–31, 2017
Paper Number: SPE-185097-MS
... asphaltene inhibition application reaction agent Symposium reservoir spe european formation damage conference GLDA Frenier EDTA international symposium spe international symposium carbonate stability constant dissolution Aminopolycarboxylic (APC) acids such as EDTA, HEDTA, DPTA and NTA...
Proceedings Papers

Paper presented at the SPE Production and Operations Symposium, March 1–5, 2015
Paper Number: SPE-173603-MS
... chemical reaction injection reaction efficiency dry-ga injection flow loop Reservoir Surveillance Efficiency Treatment Method iron sponge corrosion management corrosion inhibition production chemistry Barnett shale workplace hazard oilfield chemistry treatment option retention time bubble...
Proceedings Papers

Paper presented at the SPE Production and Operations Symposium, March 23–26, 2013
Paper Number: SPE-164472-MS
... the solubility of various clay minerals (kaolinite, bentonite, chlorite, and illite) as a function of time, and temperature. The Scanning Electron Microscopy (SEM) and X-ray diffraction (XRD) techniques were used to identify the reaction products. The concentrations of key cations in the supernatant were...
Proceedings Papers

Paper presented at the SPE Production and Operations Symposium, March 23–26, 2013
Paper Number: SPE-164480-MS
... Abstract Regular HCl has been used as the main acidizing fluid. At high temperatures, rapid spending of the acid with carbonates prevents deeper penetration of the acid into the formations. Alternatives such as acetic and formic acid have lent themselves to retarded reaction rates, low...
Proceedings Papers

Paper presented at the Production and Operations Symposium, March 31–April 3, 2007
Paper Number: SPE-106710-MS
..., acid rock reaction experiments of gelled acid and emulsified acid were accomplished to get full understanding the kinetics of acid reaction with complex lithology cores. Acid conductivity experiments were conducted with a unique conductivity instrument using samples designed to simulate deep...
Proceedings Papers

Paper presented at the Production and Operations Symposium, March 31–April 3, 2007
Paper Number: SPE-106770-MS
... increased gradually and then more rapidly. At the time of the explosion, a rapid rise in the vapor phase temperature accompanied by a sudden increase in the reactor pressure was observed. This behavior indicates that the explosion was triggered by liquid phase oxidation reactions but that the sudden energy...
Proceedings Papers

Paper presented at the SPE Production Operations Symposium, April 16–19, 2005
Paper Number: SPE-94303-MS
... and forms a product that is removed from the gas by separation equipment, such as a scrubber. Although the chemistries of the scavenger reactions are fairly well known, the efficiency and therefore the cost-effectiveness of removing H2S by this method is highly dependent on system conditions...
Proceedings Papers

Paper presented at the SPE Production Operations Symposium, March 9–11, 1997
Paper Number: SPE-37459-MS
... Abstract The standard description of HF-acidizing chemistry clearly demonstrates a primary and secondary reaction of HF with alumino-silicates. Field experience has taught our industry that possible precipitation during the secondary reaction can adversely affect treatment success, especially...
Proceedings Papers

Paper presented at the SPE Production Operations Symposium, April 2–4, 1995
Paper Number: SPE-29500-MS
... be affected by contact with fracturing fluid filtrate and broke, fracturing fluid and to relate increases in formation permeability to resultant fluid-rock interactions. Mechanisms of fluid-formation interactions and chemical reactions are presented. Introduction Considerable attention has been given...
Proceedings Papers

Paper presented at the SPE Production Operations Symposium, April 2–4, 1995
Paper Number: SPE-29489-MS
... for operators in dealing with prevention and treatment procedures. The computer model simulates reactive flow through porous media since injection of an incompatible fluid can induce numerous chemical reactions in a reservoir. The model uses the Gibbs free energy minimization technique to calculate chemical...
Proceedings Papers

Paper presented at the SPE Production Operations Symposium, April 7–9, 1991
Paper Number: SPE-21712-MS
... and gas, at a 1:1 molar ratio of acrolein:H2S. From the same wellhead injection point, it is further demonstrated that additional downstream production entering the pipeline system can be effectively treated. Reaction pipeline system can be effectively treated. Reaction byproducts are completely soluble...
Proceedings Papers

Paper presented at the SPE Production Operations Symposium, April 7–9, 1991
Paper Number: SPE-21688-MS
... the surface area of silica fume. P. 529 hydration ibm gal silica fume compressive strength upstream oil & gas oilwell cement reaction co 2 csh application surface area slurry cement formulation composition uncompacted silica fume carbonation casing and cementing cement chemistry...
Proceedings Papers

Paper presented at the SPE Production Operations Symposium, April 7–9, 1991
Paper Number: SPE-21650-MS
... SPE Members Abstract A new radial model of in situ gelation of polyacrylamide by Cr(III) produced by a redox reaction has been polyacrylamide by Cr(III) produced by a redox reaction has been developed based on reaction kinetics describing the crosslinking and aggregation in the gelling...
Proceedings Papers

Paper presented at the SPE Production Operations Symposium, April 7–9, 1991
Paper Number: SPE-21714-MS
..., and reactions. For nonreactive materials injected into a well or flowing back from a reservoir, flow is radial. The corresponding radial flow transport equation (Eq. 1) is: (1) where C is the solution phase chemical concentration, t is time; D is dispersion coefficient; r is radius; and Vw is the velocity...
Proceedings Papers

Paper presented at the SPE Production Operations Symposium, March 13–14, 1989
Paper Number: SPE-18885-MS
... to reduce execution time. These assumptions include: the notion of infinite reactivity, no heat of reaction, a single final temperature profile or even a single average temperature, turbulent mass transfer alone or laminar flow with no convection, poor conductivity correlations, an over...
Proceedings Papers

Paper presented at the SPE Production Operations Symposium, March 8–10, 1987
Paper Number: SPE-16215-MS
... system wellhead paraffin emulsion fluid level flow assurance society of petroleum engineers upstream oil & gas separator reaction lpb surface equipment cleanup mpa drillstem testing concentration surface equipment flow line drillstem/well testing SPE Society of Petroleum Engineers...
Proceedings Papers

Paper presented at the SPE Oklahoma Regional Meeting, October 25, 1968
Paper Number: SPE-2362-MS
... equipment was improved, acid was injected at higher rates and pressures, and consequently larger volumes were used. At this time, acid reaction time, fluid efficiency and pump rate were used in designing acid stimulation treatments. For years, these factors were used, and are still being used, to calculate...
Proceedings Papers

Paper presented at the SPE Oklahoma Regional Meeting, October 25, 1968
Paper Number: SPE-2383-MS
... and mass transfer analysis of this low temperature oxidation situation wherein chemical reaction is also present. The mathematical approach approximates field conditions by using a radial model and determines temperature and oxygen concentrations as a function of radius and time. From the study, it can...

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