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WO/2021/196740A1 |
Disclosed are a temporary plugging agent and a preparation method therefor, and a temporary plugging deflection fracturing method for a high temperature reservoir. The temporary plugging agent comprises the following components by mass f...
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WO/2021/198770A1 |
Provided herein are methods of maintaining emulsion stability of non-aqueous drilling fluids comprising an internal phase, a continuous phase, and an emulsifier by measuring interfacial tension between the internal phase and the continuo...
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WO/2021/198700A1 |
The present invention relates to artificially reducing the porosity of any potential flow paths in the near-wellbore region of a well or in permeable zones within or surrounding a well. In doing so, the permeability in this the targeted ...
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WO/2021/202302A1 |
The present disclosure provides a drag reducing agent. In an embodiment, the drag reducing agent includes a polymer and a liquid carrier. The polymer is composed of one or more C6-C14 α-olefin monomers. The polymer includes a residual a...
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WO/2021/202930A1 |
Methods, systems, and compositions for increasing hydrocarbon production from a wellbore where the wellbore or a nearby hydrocarbon reservoir is suffering from water blockage, one method including identifying water blockage in a rock sam...
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WO/2021/194513A1 |
Methods and compositions for treating aqueous fluids that may be included in treatment fluids that are used for treating a subterranean formation. In some embodiments, the methods include: providing a water-based friction reducing additi...
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WO/2021/194390A1 |
The invention relates to the oil and gas production industry, and more particularly to technologies for redistributing filter flows in the near-well region of an injection well. The essence of the invention consists in that the present m...
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WO/2021/189123A1 |
The present invention relates to a diverter acid fluid composition for use in the stimulation of oil wells during exploration thereof, named Quovadis. The invention is used as a diverter acid fluid for the stimulation of oil wells during...
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WO/2021/191041A1 |
Process and a plant for making polyacrylamides by polymerizing an aqueous solution comprising at least acrylamide and acrylic acid or salts thereof in the presence of initiators for radical polymerization under adiabatic conditions, wher...
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WO/2021/186202A1 |
The invention relates to a method for assessing an enhanced oil recovery process based on the injection of at least one enhanced oil recovery fluid,in a subterranean formation, said method comprising: - providing a well in the subterrane...
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WO/2021/189049A1 |
This present invention relates to compositions and methods of enhancing the dispersion of nanoparticles. In certain embodiments, the compositions and methods can be used for enhancing the performance and/or longevity of primers using bio...
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WO/2021/188147A1 |
A method of reducing lost circulation includes introducing an activation solution comprising an aqueous solution, Na2SiO3, and NaOH into the wellbore and introducing Saudi Arabian volcanic ash into the wellbore. The Saudi Arabian volcani...
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WO/2021/188155A1 |
A method of sealing a water-bearing subsurface formation includes introducing an activation solution including an aqueous solution, Na2SiO3, NaOH, and one or both of CaCO3 or Mn3O4 into the wellbore. The method further includes introduci...
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WO/2021/188156A1 |
A method of converting a drilling fluid into a geopolymer cement slurry includes introducing the drilling fluid into a wellbore, in which the drilling fluid comprises Na2SiO3, NaCl, or both. The method further includes introducing Saudi ...
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WO/2021/188125A1 |
A method for the simultaneous removal of filter cake from a wellbore and fracturing of the wellbore using a mixture including a chelating agent and a thermochemical. The method including feeding a mixture into the wellbore, contacting th...
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WO/2021/188153A1 |
A method of reducing lost circulation in a wellbore includes introducing an activation solution including an aqueous solution, Na2SiO3, NaOH, and one or both of CaCO3 or Mn3O4 into the wellbore. The method further includes introducing Sa...
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WO/2021/188650A1 |
An apparatus for converting heavy hydrocarbons to light hydrocarbons includes an inlet capable of supplying a pre-foaming mixture comprising a hydrocarbon to be processed and a processing gas, wherein the processing gas is dissolved in t...
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WO/2021/188154A1 |
Geopolymer cement slurries, cured geopolymer cements, and methods of making cured geopolymer cement and methods of using geopolymer cement slurries are provided. The geopolymer cement slurry comprises Saudi Arabian volcanic ash, an aqueo...
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WO/2021/188149A1 |
Geopolymer cement slurries, cured geopolymer cements, and methods of making cured geopolymer cement and methods of using geopolymer cement slurries are provided. The geopolymer cement slurry comprises cement precursor material, Saudi Ara...
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WO/2021/183565A1 |
Surfactants for use in formulations and processes suitable for hydrocarbon recovery. These formulations, include formulations suitable for fracking, enhancing oil and or gas recovery, and the recovery and/or production of bio-based oils.
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WO/2021/183739A1 |
Reservoir stimulation treatment diversion methods, systems, and compositions, one method including identifying a reservoir requiring liquid stimulation treatment in a lesser-permeability portion of the reservoir; identifying a greater-pe...
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WO/2021/174701A1 |
Disclosed are a high-temperature-resistant high-oil-absorption resin particle plugging agent suitable for an oil-based drilling fluid and a preparation method therefor. The plugging agent is prepared from the following raw materials in p...
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WO/2021/177955A1 |
Fracturing fluids and acidizing fluids used in wellbore stimulation operations can include a metal silicate having a molar ratio of SiO2:Μ20 of 2:1 or above, wherein M is an alkali metal atom or an alkaline earth metal atom. The metal s...
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WO/2021/178995A1 |
Methods and compositions for inhibiting iron sulfide scale in an oil production system having a well in a hydrocarbon-bearing formation. The methods include the steps of: supplying an aqueous scale-inhibiting solution comprising a water-...
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WO/2021/175757A1 |
Method of manufacturing an aqueous polyacrylamide premix, wherein the aqueous polyacrylamide premix is prepared by mixing a polyacrylamide inverse emulsion or a liquid dispersion polymer comprising polyacrylamides with an aqueous fluid t...
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WO/2021/175760A1 |
Method of fracturing subterranean, oil- and/or gas-bearing formations penetrated by at least a wellbore by injecting an aqueous fracturing fluid into a wellbore at a rate and pressure sufficient to penetrate into the formation, and to in...
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WO/2021/177985A1 |
A water-based wellbore fluid may include an aqueous base fluid and a modified graphene shale inhibitor that comprises one or more substituents that are covalently bonded to graphene via a linking group. One of the one or more substituent...
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WO/2021/096986A9 |
A lost circulation material (LCM) that includes whole date palm seeds. The whole date palm seeds LCM includes date palm seeds having lengths greater than 22. 6 millimeters (mm), date palm seeds having lengths in the range of 16 mm to 22....
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WO/2021/174258A1 |
Methods and compositions for a rheologically modified well fluid. A method includes combining an amount of a synthetic functionalized additive with an intermediate well fluid composition to form a synthetic functionalized additive-contai...
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WO/2021/169480A1 |
Disclosed is a fracturing fluid for seabed natural gas hydrate mineral resources. The fracturing fluid is comprised of the following components in percentages by weight, with the total percentage by weight being 100%: a thickener: 0.15-0...
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WO/2021/170588A1 |
A space within a wellbore is sealed with a resin. Uncured resin is injected into a wellbore fluid within the space, and the resin is cured in the space by allowing a chemical reaction between the resin and a remaining fraction of the wel...
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WO/2021/173297A1 |
A drag reducing composition, methods of forming a drag reducing composition, and methods of using a drag reducing composition to reduce the pressure drop of a liquid hydrocarbon through a conduit are provided. The drag reducing compositi...
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WO/2021/173430A1 |
Sealing composition for plugging and abandoning a wellbore and methods of plugging and abandoning a wellbore are disclosed. Embodiments of a method for plugging and abandoning a wellbore may include introducing a sealing composition into...
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WO/2021/173836A1 |
A lost circulation material (LCM) that includes chips formed from date palm seeds. The date palm seed-based chip LCM includes chips having lengths in the range of greater than 2.38 millimeters (mm) to less than 6.73 mm. Method of manufac...
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WO/2021/170593A1 |
A permeable subsurface earth formation is treated with a resin. Pores within the permeable formation contain formation fluid. An uncured resin is injected into these pores, thereby displacing part but not all of the formation fluid prese...
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WO/2021/173187A1 |
In accordance with one or more embodiments of the present disclosure, a method of consolidating sands in a subterranean formation penetrated by a wellbore may comprise contacting sand particles in the subterranean formation with a treatm...
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WO/2021/174096A1 |
A polymeric scale inhibitor composition and a method for inhibiting metal sulfide scale formation in a well are provided. The composition includes 80 - 82 mol% of a first monomeric unit, where the first monomeric unit is 2-acrylamido-2-m...
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WO/2021/173351A1 |
Corrosion inhibitor compositions are provided that can include a mixture of one or more alkaline earth metals, one or more organic phosphates, one or more inorganic phosphates, optionally a dispersant, and hydroxyphosphono acetic acid an...
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WO/2021/167691A1 |
Methods and compositions for servicing a wellbore and, in certain embodiments, to the use of compositions in a wellbore to mitigate lost circulation. In some embodiments, the methods include providing a treatment fluid that includes an a...
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WO/2021/163952A1 |
Disclosed in the present invention are a high-density saline stimulated crosslinking type plugging agent, and a preparation method therefor and an application thereof. The plugging agent comprises the following components in percentage b...
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WO/2021/168315A1 |
A method for recovering subsurface fluid from rock formations by adding an enzyme-based green solvent to a carrier fluid and injecting the enzyme-based green solvent and the carrier fluid into a production well. The enzyme-based green so...
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WO/2021/163257A1 |
A method for recovering associated gaseous hydrocarbons from a well for producing liquid hydrocarbons, the method comprising (i) providing gaseous hydrocarbons from a hydrocarbon well; (ii) providing a cryogenic liquid from an air separa...
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WO/2021/163560A1 |
Systems and methods are described for treating oilfield drilling fluids, produced water, or wastewater as input fluid and transforming the input fluid to yield a final product suitable for oilfield drilling or fracking operations, land o...
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WO/2021/162902A1 |
The invention relates to the completion of hydrocarbon wells using acid. It is known to create cavities in the formation using acid, which then collapse to leave a highly permeable region for production of hydrocarbons. An issue with thi...
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WO/2021/162712A1 |
Methods and compositions for using geopolymers to create storable cementitious slurries used for oil and gas well cementing are provided. The methods of the present disclosure include providing a set-delayed geopolymer cement composition...
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WO/2021/161199A1 |
The present disclosure provides a hydroxyaromatic product. The alkyl hydroxyaromatic compound having a structure given by Formula (I) where R is a hydroxyaromatic group, X is hydrogen or methyl group and where n is 1 or greater.
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WO/2021/163171A1 |
Disclosed herein is a degradable cellulose ester. The cellulose ester may be formed into tow for use in cigarette filters or into articles, such as molded articles. A basic material, an enzymatic material, or combinations thereof is incl...
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WO/2021/159835A1 |
A hyperbranched amide hydrate kinetic inhibitor and a preparation method therefor and an application thereof. The structural formula of the hyperbranched amide hydrate kinetic inhibitor is represented by formula (1), wherein the weight-a...
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WO/2021/162713A1 |
Methods and compositions for treating subterranean formations to mitigate lost circulation are provided. The methods of the present disclosure include forming a treatment fluid including one or more geopolymer lost circulation materials;...
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WO/2021/162711A1 |
Methods and compositions including treatment fluids that include geopolymers for use in subterranean formations are provided. The methods of the present disclosure include introducing a treatment fluid including a geopolymer material int...
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