Abstract: Compositions and methods for inhibiting corrosion of metal surfaces are disclosed herein. The compositions and methods are particularly useful for inhibiting corrosion of metal surfaces caused by electric currents. The corrosion inhibitor compositions may include one or more of an organic sulfur compound, an organic sulfonic acid amine salt, a dicarboxylic acid diethanolamine salt, a fatty-amine condensate salt, a carboxylic acid-polyamine condensate, and a carboxylic acid. The compositions may include other corrosion inhibitors and/or additional components, such as a solvent, a scale inhibitor, or a biocide, for example.

Abstract: The present disclosure provides methods for inhibiting scale formation in subterranean reservoirs. The methods may include depositing silica-based nanoparticles on a surface of the subterranean reservoir and transporting a scale inhibitor to the surface of the subterranean reservoir. The scale inhibitor may adhere to the silica-based nanoparticles through a chemical interaction. The silica-based nanoparticles may adhere to one or more surfaces within the subterranean reservoir.

Abstract: The present disclosure relates to methods and compositions for addressing problems that may arise in oil and gas operations. The compositions include multiple components and they may be used in methods of controlling, for example, corrosion, scale, and/or sulfur-containing components in oil and gas operations. A composition may include from about 0.1 wt. % to about 90 wt. % of a solvent, from about 0.1 wt. % to about 90 wt. % of a corrosion inhibitor, from about 0.1 wt. % to about 90 wt. % of a scale inhibitor, and from about 0.1 wt. % to about 90 wt. % of a scavenger.

Abstract: A water treatment composition is disclosed herein comprising a nonylphenol resin and a polyethoxylated tallow amine.

Abstract: A nanoparticle-well treatment additive complex comprising an amine functionalized silica nanoparticle, and a well treatment additive, where the well treatment additive is releasably attached to an amine group of the amine functionalized silica nanoparticle is disclosed. Methods of using the amine functionalized silica nanoparticle is also disclosed.

Abstract: Methods and compositions for biofilm removal in industrial applications and systems with prevalent biofilm and/or slime are disclosed. Various industrial processing, such as food and beverage processing, mining pipelines, cooling towers, and energy services applications benefit from the biofilm removal disclosed herein. In particular, the methods and compositions employ alumina nanoparticles alone or in combination with conventional biocides to remove biofilm and/or slime.

Abstract: The present disclosure relates to compositions including coagulants, testing methods and devices, and methods used in connection with lime softening processes, such as warm or hot lime softening processes. The compositions, devices, and methods disclosed herein may be used to improve sludge bed properties in lime softening processes, such as warm lime softening process or hot lime softening processes.

Abstract: The disclosure provides a composition including a corrosion inhibitor compound and an iron chelating agent. The composition may be used in a method of inhibiting corrosion of a metal surface. The method includes adding the composition to an aqueous system that includes the metal surface. The composition may be applied to the metal surface, for example, using batch treatment techniques.

Abstract: Bearing assemblies, apparatuses, systems, and methods include bearing assemblies having one or more bearing element in a bearing housing for supporting a shaft extending through at least a portion of the bearing housing. The bearing assembly including a recirculation line for delivering fluid into the bearing housing at a location separate from a fluid inlet of the bearing housing to at least partially thermally regulate, lubricate, and/or flush the one or more bearing elements during operation of the shaft.

Abstract: Metal-based ceramic composite coatings and related devices, assemblies, and methods include monocrystalline superhard particles dispersed in a metal matrix disposed on at least one wear surface of a component of an oil and gas well assembly, system, or device.

Abstract: The disclosure provides a composition including a corrosion inhibitor compound and a synergist. The composition may be used in a method of inhibiting corrosion of a metal surface. The method includes adding the composition to an aqueous medium that includes the metal surface and/or adding the compound and/or polymer directly to the metal surface. The composition may be applied to the metal surface, for example, using batch treatment and/or continuous injection. Examples of synergists include a lignin polymer, polyvinyl alcohol, cellulose, gelatin, or a combination thereof.

Abstract: The disclosure pertains to methods and systems for converting inactive chemicals into active chemicals in-situ for treating oil and gas pipelines, other industrial systems, or sanitizing surfaces. A method of treating an oil and gas pipeline is disclosed. The method may include feeding an inactive additive through a first conduit and into a second conduit, wherein the second conduit is in fluid communication with the first conduit and the oil and gas pipeline. The method also includes converting the inactive additive into an active additive within the second conduit and introducing the active additive into the oil and gas pipeline.

Abstract: Compositions and methods for inhibiting corrosion of metal surfaces are disclosed herein. Also disclosed are metal surfaces coated or partially coated with the compounds, compositions, and/or components of the present disclosure. The corrosion inhibitor compositions may include corrosion inhibitor compounds having the structure of Formula I. The compositions may include other corrosion inhibitors and/or additional components, such as a solvent, a scale inhibitor, or a biocide.

Abstract: Compositions of nanoparticles and surfactants for enhanced gas lift through increased foaming heights and foam stability are disclosed. More specifically, synergistic combination of nanoparticles, including amine functionalized colloidal nanoparticles and surfactants, provides enhanced gas lift and increased oil production are disclosed. Methods of using are also disclosed.

Abstract: Gas lift valves, assemblies, systems, and methods include valves having a valve element for selectively placing a fluid inlet in communication with a fluid outlet, a biasing feature to bias the valve element in one of the open position or the closed position, and a single fluid control line actuator for supplying a force to the valve element to overcome the biasing force of the biasing feature and to move the valve element to the other one of the open position or the closed position.

Abstract: Nano-sized metal silica oxide carriers capable of delivering a well treatment additive for a sustained or extended period of time in the environment of use, methods of making the nanoparticles, and uses thereof are described herein. The nanoparticles include an additive loaded in a silica oxide/metal nanoparticle. The metal can be a Column 2 metal, a Column 14 metal, or transition metal.

Abstract: Technologies for specialty chemical development and testing include devices and methods for normalizing historical specialty chemical test results and training a chemical composition predictor to predict chemical components of a formulation given a test condition and a normalized performance indicator based on the normalized test results. The specialty chemical may be a corrosion indicator, and the normalized performance indicator may be corrosion rate. The devices and methods may predict a predicted composition with the trained chemical composition predictor. the devices and methods may filter the normalized test results based on the predicted composition and train a formulation optimization predictor to predict a normalized performance indicator based on the filtered test results.

Abstract: Sensor systems and methods for downhole pumping systems include a sensor subsystem for detecting movement of at least one component of the downhole pumping system. The sensor subsystem includes an axial motion sensor to be coupled to the at least one component of the downhole pumping system and to detect axial movement of the at least one component of the downhole pumping system and a rotational sensor to be coupled to the at least one component of the downhole pumping system and to detect rotational movement of the at least one component of the downhole pumping system by sampling rotational velocity values with the rotational sensor generated by rotation of the at least one component of the downhole pumping system.

Abstract: Valve assemblies and related pumps and methods may include an insert disposed in an internal flow path of a casing where an outer surface of the insert is fixedly engaged with an inner surface the casing with fluid sealing. The insert includes protrusions, each individually extending into the internal flow path of the casing and converging at an apex of the insert to define a cage in which the restriction element is configured to move axially through the internal flow path.

Abstract: A water-soluble container including a treatment chemical is provided. The treatment chemical may be, for example, an organic sulfur compound, an imidazoline, a carboxylic acid, a fatty acid amine condensate, a substituted fatty acid ester, a substituted aromatic amine, a phosphoric acid ester, a quaternary ammonium compound, a compound having multiple positive charges, or any combination of these chemicals. The water-soluble container may include, for example, cellulose, polyvinyl alcohol, gelatin, or any combination of these materials.