Abstract: A hydrocarbon-containing mixture includes a hydrocarbon material including one or more hydrocarbon species, and further includes a corrosion inhibitor additive. Additionally, a method for inhibiting corrosion on a metal surface is disclosed herein.

Abstract: Methods, devices, and systems are discussed. In some cases, the methods may include conveying a downhole tool into a wellbore. The downhole tool includes a release sub disposed between a first section of the downhole tool and a second section of the downhole tool. The release sub includes: a first portion including a threaded pin and an electric motor, and a second portion including a threaded box where the threaded pin is threaded into the threaded box to couple the first portion to the second portion. The methods may further include causing the electric motor to rotate the threaded pin relative to the threaded box to decouple the first portion from the second portion, such that the first section of the downhole tool is at least partially detached from the second section of the downhole tool.

Abstract: A wireline operation method is disclosed. The method includes disposing an outer diameter (OD) meter ring on a wireline, the OD meter ring having spring-loaded sensors, releasing, from a spooling drum into the wellbore, the wireline via a wireline passage having a tight spot, a released portion of the wireline progressively passing through an opening of the OD meter ring, generating, using the spring-loaded sensors, a real time OD measurement of a current location of the wireline passing through the opening of the OD meter ring at the time of measurement, generating, in response to the real time OD measurement of a particular location of the wireline exceeding a pre-determined threshold, a fail-safe signal, and stopping, in response to the fail-safe signal, the spooling drum from continuing to release the wireline before the particular location of the wireline reaches the tight spot of the wireline passage.

Abstract: A subsurface formation may be acidized by a method that may comprise injecting an acidic treatment fluid into an subsurface formation through a tubing of an extraction well, thereby exposing at least a portion of the tubing to an acidic environment. At least a portion of the tubing may be contacted by a corrosion inhibitor compound that may have the general structure as described herein.

Abstract: According to embodiments disclosed herein, a corrosion-resistant substrate may comprise a substrate comprising a first surface and a corrosion-resistant film positioned on at least a portion of the first surface of the substrate. A method of producing a corrosion-resistant substrate may comprise contacting at least a portion of a first surface of a substrate with a corrosion inhibitor solution and drying the corrosion inhibitor solution to produce the corrosion-resistant film on the substrate, wherein at least a portion of the solvent may be expelled from the corrosion inhibitor solution during the drying to form the corrosion-resistant film, such that the corrosion-resistant film is solid. The corrosion inhibitor solution and the corrosion-resistant film may comprise a pyridinium hydroxyl alkyl ether compound.

Abstract: A system includes a rod, a nozzle, a camera, and a pressure control system. The rod has a conduit extending along a rod axis. The rod is disposed adjacent to the barrier within the orifice. The nozzle is connected to the rod and is in hydraulic communication with the conduit and the orifice. The camera is also connected to the rod. The nozzle and the camera are configured to protrude from the rod and rotate about the rod axis. The pressure control system is connected to the tubular body and is disposed around the rod. The nozzle is configured to cut away the portion of the barrier upon pumping of a cutting fluid through a conduit of the rod and out of the nozzle towards the barrier. The portion of the barrier is removable from the orifice of the tubular body once cut away.

Abstract: A system includes an equipment platform, an electro-magnetic defectoscopy tool, a signal emitter, a signal receiver, and a computer processor. The equipment platform is formed in a ring-like shape having an orifice of a size large enough to fit a circumference of the wellhead or the casing string within the orifice. The electro-magnetic defectoscopy tool is mounted to the equipment platform. The signal emitter is located in the electro-magnetic defectoscopy tool and is configured to emit a signal towards the orifice of the equipment platform. The signal receiver is located in the electro-magnetic defectoscopy tool and is configured to receive a reflected signal from the wellhead or the casing string. The computer processor is electronically connected to the signal receiver and is configured to receive and use the reflected signal to determine a condition of the wellhead or the casing string.

Abstract: A demulsifying agent may comprise the structure R1 may be a hydrocarbyl group or heterohydrocarbyl group comprising from 1 to 20 carbon atoms. m may be from 2 to 10, n may be from 5 to 20, and p may be from 2 to 15. R2 may comprise a residue of propylene oxide. R3 may comprise a residue of glycidol. Embodiments of the present disclosure may further comprise methods of making the demulsifying agent and methods of using the demulsifying agent to demulsify a hydrocarbon emulsion.

Abstract: The disclosure relates to corrosion inhibition compositions and methods of using such compositions to inhibit corrosion in a sour environment. The compositions and methods can be used in various settings, such as an oil and gas carrying pipeline and/or a component in an oil and gas facility that would handle a sour aqueous fluid.

Abstract: A wireline operation method is disclosed. The method includes disposing an outer diameter (OD) meter ring on a wireline, the OD meter ring having spring-loaded sensors, releasing, from a spooling drum into the wellbore, the wireline via a wireline passage having a tight spot, a released portion of the wireline progressively passing through an opening of the OD meter ring, generating, using the spring-loaded sensors, a real time OD measurement of a current location of the wireline passing through the opening of the OD meter ring at the time of measurement, generating, in response to the real time OD measurement of a particular location of the wireline exceeding a pre-determined threshold, a fail-safe signal, and stopping, in response to the fail-safe signal, the spooling drum from continuing to release the wireline before the particular location of the wireline reaches the tight spot of the wireline passage.

Abstract: According to embodiments disclosed herein, a corrosion-resistant substrate may comprise a substrate comprising a first surface and a corrosion-resistant film positioned on at least a portion of the first surface of the substrate. A method of producing a corrosion-resistant substrate may comprise contacting at least a portion of a first surface of a substrate with a corrosion inhibitor solution and drying the corrosion inhibitor solution to produce the corrosion-resistant film on the substrate, wherein at least a portion of the solvent may be expelled from the corrosion inhibitor solution during the drying to form the corrosion-resistant film, such that the corrosion-resistant film is solid. The corrosion inhibitor solution and the corrosion-resistant film may comprise a bis-quaternized ammonium compound.

Abstract: A sample while logging tool for downhole fluid sampling and production logging may include a sample collector sub and a sensor sub. The sample collector sub may include a body defining a bore extending from a first end to a second end. One or more sample chambers may be housed in the bore. The sample chamber may collect a fluid sample. At least one probe may be coupled to the sample chamber to measure fluid properties of the collected fluid sample within the sample chamber and transmit the fluid properties. A piston may be coupled to the first end having a gate distal to the first end. The piston may be actuated to open and close an opening of the sample chamber. Additionally, the sensor sub may measure and transmit data on fluids within a well to form production logging data.

Abstract: A wireline operation method is disclosed. The method includes disposing an outer diameter (OD) meter ring on a wireline, the OD meter ring having spring-loaded sensors, releasing, from a spooling drum into the wellbore, the wireline via a wireline passage having a tight spot, a released portion of the wireline progressively passing through an opening of the OD meter ring, generating, using the spring-loaded sensors, a real time OD measurement of a current location of the wireline passing through the opening of the OD meter ring at the time of measurement, generating, in response to the real time OD measurement of a particular location of the wireline exceeding a pre-determined threshold, a fail-safe signal, and stopping, in response to the fail-safe signal, the spooling drum from continuing to release the wireline before the particular location of the wireline reaches the tight spot of the wireline passage.

Abstract: It is described a process for the production of metal halide-based nanoparticles endowed with optoelectronic activity and characterized by an improved stability against polar solvents and laser irradiation compared to metal halide nanoparticles of the prior art.

Abstract: The present disclosure provides a method for trapping corrosion products in a plant, the method comprising: installing, at the plant where a fluid is being processed, a trap system having one or more magnetic elements, at least one entry port, and at least one exit port; configuring the trap system such that the fluid flows in a prescribed pattern through the trap system; and activating the one or more magnetic elements of the trap system such that the corrosion products in the fluid are retained by the one or more magnetic elements and limited to portions of the plant while the fluid flows from the at least one entry port to the at least one exit port.

Abstract: A sample while logging tool for downhole fluid sampling and production logging may include a sample collector sub and a sensor sub. The sample collector sub may include a body defining a bore extending from a first end to a second end. One or more sample chambers may be housed in the bore. The sample chamber may collect a fluid sample. At least one probe may be coupled to the sample chamber to measure fluid properties of the collected fluid sample within the sample chamber and transmit the fluid properties. A piston may be coupled to the first end having a gate distal to the first end. The piston may be actuated to open and close an opening of the sample chamber. Additionally, the sensor sub may measure and transmit data on fluids within a well to form production logging data.

Abstract: A method of processing off gas from a chemical plant, where the off gas includes carbon dioxide and water. The processing of the off gas involves separating the off gas into a gas phase and a liquid phase and using one or more ion-exchange resin bed(s) and one or more granular activated carbon bed(s) to separate unwanted organic materials from the liquid phase. Based on this separation, water can be recovered that has less than 10 wt. % of the unwanted organic compounds originally in the liquid phase of the off gas.

Abstract: A wireline operation method is disclosed. The method includes disposing an outer diameter (OD) meter ring on a wireline, the OD meter ring having spring-loaded sensors, releasing, from a spooling drum into the wellbore, the wireline via a wireline passage having a tight spot, a released portion of the wireline progressively passing through an opening of the OD meter ring, generating, using the spring-loaded sensors, a real time OD measurement of a current location of the wireline passing through the opening of the OD meter ring at the time of measurement, generating, in response to the real time OD measurement of a particular location of the wireline exceeding a pre-determined threshold, a fail-safe signal, and stopping, in response to the fail-safe signal, the spooling drum from continuing to release the wireline before the particular location of the wireline reaches the tight spot of the wireline passage.

Abstract: A cylindrical main body is configured to be inserted into a well tree. A laser emitter is attached to the main body. The laser emitter is arranged to emit a laser beam configured to cut through a metal valve within a well tree. The laser emitter is arranged to emit the laser beam towards the metal valve. A magnet is on a distal end of the body. The magnet is arranged to magnetically capture a sliced portion of the metal valve cut by the laser beam.

Abstract: According to embodiments disclosed herein, a method of reducing corrosion during petroleum transportation, petroleum storage, or both, may comprise inputting a corrosion inhibitor formulation into a petroleum pipeline, a petroleum storage tank, or both, wherein the corrosion inhibitor formulation consists essentially of solvent and a pyridinium hydroxyl alkyl ether compound.