... flowline corrosion subsurface corrosion ampp experiment materials and corrosion upstream oil & gas material protection pipeline corrosion well integrity retrieval system stainless steel permission hydrogen evolution evolution cyclic potentiodynamic scan electrolysis anodic...

... are precluded This rest of this paper will present experimental data to support the key claims and requirements of AC/DC that are listed above. These experiments involve jar testing, pilot closed loop testing, electrochemical corrosion testing, and biostability experiments. Throughout the paper general...

... understand surface characteristics that can act as driving forces in controlling or promoting surface scale formation. The design of scaling tests that reduce variations in experimental conditions and suitably simulate actual field conditions is key to understanding how surface features affect mineral scale...

...” transport vesicles (STVs) were proposed. 11 water management drilling fluid chemistry oilfield chemistry Production Chemistry Upstream Oil & Gas PPM Demadis drilling fluid formulation inhibitor experiment drilling fluid selection and formulation drilling fluids and materials...

... internal runs for a simulation. Experiment and calculation profiles show reasonable agreement in the figure. The result is that CA developed in the previous report [2] is applicable to the experimental conditions of this study. From Table 1, adjustment other than Ao, a, b, fbare was unnecessary...

... the process of formation of crystalline calcium carbonate phases and biofilms. MATERIALS AND METHODS Experimental setup for algae culture development Cultures of algae were grown in specific culturing medium. The microalgae selected for the experiments were Acutodesmus obliquus. Following the preparation...

... expressed in this paper are solely those of the author(s) and are not necessarily endorsed by the Association. Figure 1: Experimental setup for the study of calcium sulphate precipitation at conditions of constant calcium activity. RESULTS AND DISCUSSION Spontaneous precipitation of CaSO4 2H2O experiments...

...., have recently investigated the 1st scenario in conditions where the water chemistry (e.g., pH & Fe2+ concentration) of the test solutions was tightly controlled over the course of long-term experiments and the mass transfer conditions of the experimental setup was well-defined16. They reported...

... and its corrosion rate with respect to time. High resolution SEM and EDS have been employed to characterize the morphology of the corrosion products. EXPERIMENTAL PROCEDURE All the experiments were performed in a 1.5-liter electrochemical cell. An Ag/AgCl reference electrode was placed in contact...

... Park Ten Place, Houston, Texas 77084. The material presented and the views expressed in this paper are solely those of the author(s) and are not necessarily endorsed by the Association. EXPERIMENTAL Materials for testing 1 M NaCl brine was used as the working solution in siderite nucleation experiments...

... to a working CP system for tank bottoms or not. Several laboratory-scale experiments were conducted, and experimental data were rigorously analyzed. It was found that the VCIs are effective in mitigating corrosion when vendor specific recommended dosages are used. The pitting corrosion significantly decreased...

... time permission scale inhibition precipitation Publication Division experiment paraffin remediation wax inhibition asphaltene remediation remediation of hydrates supersaturated solution struvite crystal supersaturation seed crystal relative supersaturation texas 77084 wastewater...

... transfer resistance reaction produced water discharge salt concentration Publication Division experiment manuscript An Experimental Investigation on the Effect of Salt Concentration on Uniform CO2 Corrosion Fazlollah Madani Sani, Bruce Brown, Zineb Belarbi, Srdjan Nesic Institute for Corrosion...

... experiments were setup, and ER probes along with the mass loss coupons were placed in the experiments. ER probe and coupon data were analyzed and compared. Experimental details and data and results are provided next. EXPERIMENTAL Two commercially available VCIs were tested, and are identified as VCI-A and VCI...

... included determining effect of surface condition on evolution of OCP. The objective also included establishing conservatism of the CPP tests results, i.e., the tests results sufficiently bound the conclusions derived from the test data. Details of the experiments and experimental data and results...

... on design of experiment (DOE) method. DOE reduces the number of tests by introducing optimized experimental conditions as well as developing a regression equation by considering interaction among factors affecting the process of interest. Data for regression analysis were obtained from potentiodynamic...

... of 9.9 10-5 g during the whole experiment. The error is comparable with setup experimental error, so it was considered negligible. DISCUSSION Oxygen Evolution interpolated efficiency By plotting O2 evolution in time (Fig. 8), the linear trend of oxygen evolution is clearly visible. The linearity starts...

... of this study was to investigate the effect of nitrate injection as a prevention and treatment method on the bacterial community before and after biological souring. EXPERIMENTAL PROCEDURE Artificial Souring Experiment Oil field water (OFW) was taken from an oil field (Akita, Japan) in a 20 L poly-tank...

... precipitation measurements of calcium carbonate from unstable supersaturated solutions and experiments in which precipitation was induced by the introduction of calcite or quartz crystals in stable supersaturated solutions have been done. EXPERIMENTAL PROCEDURE A schematic layout of the experimental setup...

.... However, Jperm becomes well-aligned for O2 between <10 and 50 ppb, so the impact does not differ significantly from experimental errors · At last, the presence of O2 in the test solution induced a test result that changed from FAIL to PASS for one grade but no impact on the other grade. Only 1 experiment...