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WO/2023/225188A1 |
Composite cement compositions and slurries for treating a well following a water-based wellbore operation are provided and comprise cement comprising at least one of cement particles and cementitious material, water, and water swellable ...
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WO/2023/219754A1 |
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 metho...
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WO/2023/218363A1 |
The present invention relates to an additive for dispersing asphaltene particles and to a method for producing same that comprises the following steps: a) adding water, montmorillonite powder and an aqueous solution of hydrochloric acid ...
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WO/2023/192475A9 |
Method for the derivatization of a shale inhibitor comprising treating the amine-based shale inhibitor agents with at least one acid anhydride, and/or at least one organic acid, and/or at least one acyl chloride, thereby producing a deri...
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WO/2023/220175A1 |
[bis[2-[bis(phosphonomethyl)amino]ethyl]amino]methylphosphon
ic acid metal salt may be used as a scale inhibitor in wellbore applications. Said scale inhibitors and related methods may incorporate controlled release characteristics. For ...
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WO/2023/219760A1 |
A scale removal agent may effectively be introduced into a well having a formation temperature of 300°F. The scale removal agent is a component of a gelled fluid containing an amine oxide viscoelastic surfactant.
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WO/2023/215648A1 |
Invert emulsions can be used in oil and gas operations. A fluid loss control additive (FLCA) is a component of the fluid that can be utilized to control or minimize fluid loss into a subterranean formation. The FLCA can be a chemically m...
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WO/2023/213825A1 |
The present invention concerns the technical field of cementing, in particular in the construction of oil and/or gas wells or geothermal energy. More specifically, the subject of the present invention is a cementitious composition and an...
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WO/2023/206900A1 |
The present invention relates to the technical field of drilling fluids, and provides a dual-chamber microcapsule for a drilling fluid, a self-reversing reversible water-in-oil drilling fluid, and a preparation method therefor. The dual-...
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WO/2023/211589A1 |
Compounds for inhibiting corrosion are provided that include a pyridinium substituent and a hydroxy substituent. Also provided are methods of making the compounds. Also provided are corrosion inhibitor formulations including the compound...
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WO/2023/205067A1 |
Surfactant compositions comprising a reaction product of a saccharide polymer and a fatty acid or a fatty ester may be obtained in an aqueous fluid in the presence of a hydroxide base and a neutral surfactant or a reaction product form t...
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WO/2023/205672A1 |
A scale inhibitor fluid includes 0.001 ppm to 100 ppm of a phosphonate compound, 20 ppm to 400 ppm of a cation-containing surfactant, and an aqueous fluid. The cation-containing surfactant includes at least one of a single positively cha...
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WO/2023/205327A1 |
Cementing compositions contain water, a cement and an additive for adjusting thermal conductivity. The additive for adjusting thermal conductivity may be graphite, graphene, aluminum oxide, hematite, copper metal, copper oxide, aluminum,...
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WO/2023/201867A1 |
The present invention relates to the technical field of functional materials, and a nano self-locking bentonite film-forming agent, a preparation method therefor and a film-forming drilling fluid. The method comprises: (1) subjecting ben...
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WO/2023/205789A1 |
The present disclosure is broadly concerned with green crosslinkers for use with reservoir temperatures ranging from about 80°C to about 130°C. These green crosslinkers can crosslink acrylamide-based polymers with crosslinking times ra...
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WO/2023/199013A1 |
An aqueous formulation for use in slick water fracturing, water treatment, enhanced oil recovery, drilling, erosion control, dust abatement or mining flotation operations comprises: (i) one or more than one polymer (AA) which is a water-...
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WO/2023/201127A1 |
A treatment fluid can include a base fluid and a lost-circulation package. The lost- circulation package can include plurality of pieces of a first lost-circulation material and a second lost-circulation material. The plurality of pieces...
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WO/2023/200839A1 |
The present disclosure describes solid compositions comprising a paraffin inhibitor and a corrosion inhibitor. The paraffin inhibitors include polymers having various repeat units containing one or more ester moieties. The corrosion inhi...
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WO/2023/201321A1 |
Amine functionalized nanoparticles comprising a core-shell nanoparticle morphology comprising a trialkoxyorganosilane coated nanoparticle core and an amine functionalized group on the surface of the nanoparticle as a shell are disclosed,...
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WO/2023/198584A1 |
Method of improving the rate of penetration of the drilling bit when drilling a wellbore through unstable clayey soils and of reducing the soil disaggregation, the method comprising drilling the well in the presence of a water based dril...
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WO/2023/193313A1 |
Provided are an amino acid polymer, and a preparation method therefor and the use thereof as a natural gas hydrate kinetic inhibitor. The provided amino acid polymer structure contains an isopropyl side chain group. The isopropyl has rel...
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WO/2023/195984A1 |
Methods and compositions for using lubricants in subterranean formations, and specifically lubricants that comprise certain oils, surfactants and solvents, and methods for their use, are provided. In one embodiment, the methods include i...
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WO/2023/196956A1 |
A method of stimulating a hydrocarbon-bearing formation may include generating a foamed fracturing fluid with foam quality of at least 20% and introducing the foamed fracturing fluid into the formation under a pressure greater than the f...
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WO/2023/193314A1 |
The present invention belongs to the technical field of chemical production, and particularly relates to an amino acid polymer, and a preparation method therefor and the use thereof as a natural gas hydrate kinetic inhibitor. An S=O bond...
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WO/2023/195875A1 |
A well treatment composition may include a capsule and a treatment agent solution within the capsule. The treatment agent solution may have a treatment agent. The system may include a radiation source: neutron, gamma, X-ray, and/or ultra...
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WO/2023/195861A1 |
The invention relates to a relates to an acid activated mixture comprising: an acid activated magnesium-iron solid solution silicate filler; cementitious material; and carbon dioxide (CO2); wherein the magnesium-iron solid solution silic...
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WO/2023/192577A1 |
Systems and methods use polyacrylamide gel to resist corrosion of one or more wellhead components in a well cellar. Examples of such wellhead components include a surface casing and a landing base. The well cellar is part of a well, such...
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WO/2023/183570A1 |
Embodiments of the present disclosure generally relate to apparatus and methods for foam generation, and to apparatus and methods for evaluation of foam systems. In an embodiment, a method of analyzing foam properties includes delivering...
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WO/2023/183609A1 |
Compositions and methods are presented in which a cementitious composition includes surface modified micro-or nanostructured carbon allotropes to thereby form a high thermal coefficient composition. In preferred aspects, the surface modi...
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WO/2023/183465A1 |
Compositions for matrix acidizing and fracture acidizing contain water, an acid, and an acid retarding agent including an alkyl dimethyl benzyl ammonium chloride surfactant. The composition may be prepared and injected into a wellbore pe...
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WO/2023/183575A1 |
Methods and materials for foam production in enhanced oil recovery operations are described herein. More specifically, embodiments of the present disclosure relate to foaming agents, gas mobility control agents for use in porous media, c...
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WO/2023/183008A1 |
Disclosed herein is a method of servicing a wellbore penetrating a subterranean formation with a thixotropic cement composition. The thixotropic cement composition comprises a cementitious material, maltodextrin, and an aqueous fluid, ha...
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WO/2023/183462A1 |
Compositions for matrix acidizing and fracture acidizing contain water, an acid, and an acid retarding agent that includes an alkyl sulfobetaine. The composition may be prepared and injected into a wellbore penetrating a subterranean for...
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WO/2023/182180A1 |
[Problem] To provide a cementing composition used in oil fields and gas fields, the cementing composition being capable of suppressing the generation of free water from a cement slurry even in a high-temperature environment of 100°C or ...
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WO/2023/183710A1 |
A method of pretreating a pipeline or apparatus is carried out by selecting a colloidal particle dispersion having inorganic nanoparticles with an average particle size of from 500 nm or less that exhibit properties of Brownian motion. S...
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WO/2023/173576A1 |
The present invention relates to a ceramic tracing proppant, and belongs to the field of oil and gas exploitation aids. The ceramic tracing proppant of the present invention is mainly prepared from a neutron absorbing material and the fo...
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WO/2023/175039A1 |
Provided herein are certain chemical formulations, generally comprising naphthalene, benzyl alcohol, and a third component which may be an aromatic hydrocarbon, methanol or ethanol, or some combination of those; also provided are uses of...
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WO/2023/172651A1 |
Methods for the in-situ production of one or more chemical products in a subterranean well include the steps of admitting natural gas into the well from the surrounding subterranean formation, directing the natural gas into a downhole re...
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WO/2023/172577A1 |
A tracer particle includes a silica core and a plurality of polymer-coated oligonucleotides disposed within the silica core, on a surface of the silica core, or a combination thereof. Each of the polymer-coated oligonucleotides comprise ...
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WO/2023/172823A2 |
A method of fracturing a reservoir wherein the main fracture stimulation treatment is preceded by depositing non dissolving solids into fracture tips where excessive downward or upward fracture growth is not desired, thereby controlling ...
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WO/2023/168192A1 |
A variety of methods are disclosed, including, in one embodiment, a method of making crosslinked aromatic resin beads comprising: contacting a linker agent and a catalyst with an aromatic feedstock at a first temperature effective to rea...
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WO/2023/168172A1 |
Proppant particulates like sand are commonly used in hydraulic fracturing operations to maintain one or more fractures in an opened state following the release of hydraulic pressure. Fracturing fluids and methods of hydraulic fracturing ...
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WO/2023/164561A1 |
The problem of lost circulation is pertinent to the oil industry. To prevent fluid loss, a lost circulation material (LCM), or more generally, a plugging material, can be used to effectively plug the fractures in the rock formation. If t...
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WO/2023/164690A1 |
The present invention relates to a method for oil and gas well remediation by the creation and use of a bio-derived nano scale complex mixtures, comprising bio-derived solvents and/or surfactants that allows the breaking, dissolving, dis...
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WO/2023/164088A1 |
A system for treating a lost circulation zone within a wellbore that includes a treatment sub 300 is provided. The treatment sub 300 includes a communications device, an internal fluid conduit 1016 configured to convey a wellbore fluid t...
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WO/2023/161661A1 |
A composition for stimulating a wellbore, subterranean formation or reservoir, comprises a stimulating fluid such as an acid; a rate modulator configured to reduce or decrease the rate of reaction between the stimulating fluid and the we...
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WO/2023/164418A1 |
Aqueous compositions comprising a reaction product of a saccharide polymer and a fatty acid or a fatty ester may be obtained in an aqueous fluid in the presence of a hydroxide base and a neutral surfactant or a reaction product form ther...
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WO/2023/163856A1 |
A method of increasing a solubility of a manganese oxide includes contacting the manganese oxide with an acid component in the presence of a dissolution accelerator that includes at least one of hydrazine, a hydrazine derivative, or a hy...
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WO/2023/163752A1 |
The present disclosure relates to spacer fluids for use in subterranean operations and, more particularly, in certain embodiments, to spacer fluids that include a spacer additive comprising a biopolymer polysaccharide gum, a modified cel...
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WO/2023/156293A1 |
A device and a process for making aqueous treatment fluids for recovering crude oil from subterranean, oil-bearing formations, comprising water-soluble polymers, preferably polyacrylamides, by firstly diluting an aqueous polymer concentr...
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