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Matches 1 - 50 out of 9,775

Document Document Title
WO/2020/185373A1
Proppant particles are made by coating the particles with a coating composition that contains a polyisocyanate, followed by applying and reacting a compound that is isocyanate-reactive and also has acrylate or methacrylate groups. The re...  
WO/2020/182919A1
The instant invention friction reducer formulation comprising friction reducer polymers such as PAM within the dispersed phase of an inverse emulsion containing a composition C which comprises a mixture of: - at least an alkanolamide emu...  
WO/2020/185731A1
Methods for treating water comprising dissolved solids in a wellbore include injecting water into a wellbore, where the wellbore has a depth that is sufficient for introducing a hydrostatic pressure that imparts supercritical pressure to...  
WO/2020/184040A1
This petroleum production method comprises: a step for introducing an alkaline aqueous solution containing alkaline earth metal ions to a stratum containing petroleum, and a step for recovering the petroleum discharged from the stratum.  
WO/2020/185344A1
A method may comprise introducing a first traceable solid particulate into a first formation zone of one or more subterranean formations, wherein the first traceable solid particulate may comprise a first soluble tracer coated onto a fir...  
WO/2020/181355A1
An organic acid composition for use in oil industry activities, said composition comprising an arylsulfonic acid in water as well as the use of said composition to perform various operations in the oil industry. There is also disclosed a...  
WO/2020/185093A1
The invention relates to a composition for making a drilling fluid a non-invasive drilling fluid, the composition comprising: a first component comprising particles having a scratch hardness above 2 Mohs; and a second component comprisin...  
WO/2020/178550A1
A method of treating a subterranean formation, for example a subterranean formation susceptible to formation of a undesirable gel-like goo,is described. The method comprises contacting the formation with a fluid (A) comprising a polymer ...  
WO/2020/180340A1
Coated nanoparticles include nanoparticles with a cationic coating, such that the nanoparticles have a net-positive charge. The cationic coatings may be selected from an amino acid, a polysaccharide, a polyamine, an acrylate polymer, a d...  
WO/2020/180995A1
Provided are oil recovery compositions and processes for enhancing oil recovery from a carbonate reservoir. A process for enhancing oil recovery includes injecting a first slug of an aqueous solution having a salinity in the range of abo...  
WO/2020/178607A1
The present invention relates to the use of a surfactant composition for forming a foam and improving conformance in a subterranean formation, the surfactant composition comprising: at least one compound of formula (I): (I) R1-(G)x-O-R2 ...  
WO/2020/178294A1
The field of the present invention is that of techniques for treating underground formations with gels in an operation of gas or oil production or exploration, such as during drilling, completion or hydraulic fracturing. The invention re...  
WO/2020/177183A1
A lignin fiber nano-fiber material, a stable foam system based on the material, a preparation method therefor and an application thereof. The lignin fiber nano-fiber material comprises the following components: wood flour 0.5‑20 wt%, 2...  
WO/2020/176422A1
Provided herein are compositions and methods for treating wells in geologic formations. The method involves introducing a first aqueous composition containing an organic acid into a well, introducing a second aqueous composition into the...  
WO/2020/176852A1
The present disclosure generally relates to relates to methods of controlling biofilm, e.g., biofilm comprising microorganisms such as bacteria, which methods inhibit the formation of and/or reduce the amount of biofilm on a petroleum pr...  
WO/2020/169478A1
The invention relates to a composition C which comprises, within an aqueous medium M: - surfactants suitable for the formation of a foam in the presence of a gas; and - polymers P based on acrylamide or acrylamido units, having a molecul...  
WO/2020/169618A1
The present invention is concerned with an injection fluid comprising liquid or super- critical carbon dioxide (CO2) and alkoxylated alcohols and the use of such fluids in oil recovery processes. More specifically, the invention it relat...  
WO/2020/171825A1
A junction for use in a multilateral completion system is presented. The junction comprises a metal sealant applicable to a lateral component of the multilateral completion system. The metal sealant is expanding in response to hydrolysis...  
WO/2020/171856A1
A method for controlling loss circulation. The method includes introducing into a wellbore a nanosilica drilling fluid comprising water and an alkaline nanosilica dispersion. The method further includes introducing into the nanosilica dr...  
WO/2020/172148A1
Degradable particulate materials are provided that may be utilized in various wellbore treatment fluids, such as hydraulic fracturing fluids. In particular, the degradable particulate materials can be formed from a cellulosic polymer, a ...  
WO/2020/172511A1
The present application provides a gas-generating aqueous fluid containing a gas-generating compound like an azo compound, and an organic amine like a primary, secondary or tertiary amine, a hydrazine, a hydrazide, or a semicarbazide. Th...  
WO/2020/171837A1
A method for controlling loss circulation in a subterranean formation. The method includes circulating in a wellbore a nanosilica drilling fluid having a pH in a range of from about 8 to about 11 and a gel pH of less than 8, where the na...  
WO/2020/172087A1
The present disclosure provides for a sandstone-containing oil reservoir additive composition that includes (a) a nonionic wettability alteration agent having Formula (I): and (b) an injection fluid. For Formula (I), R is an alkyl residu...  
WO/2020/165576A1
A method of treating a subterranean formation is described, the method comprising contacting the formation with the following: (a) ammonium compound; and (b) an oxidizing agent selected from a perchlorate or a nitrite or combinations the...  
WO/2020/166598A1
The objective of the present invention is to provide a diverting agent with outstanding control in terms of solubility in water, and which, during a drilling method that uses hydraulic fracturing, is not readily soluble during initial cl...  
WO/2020/166597A1
The present invention addresses the problem of providing a diverting agent which is not completely dissolved in water or seawater in the ultralow to low temperature range (5-30°C) for a certain period of time (from about 5 minutes to ab...  
WO/2020/167722A1
A first fracturing fluid is pumped through a first wellbore at a first pressure. The first wellbore includes a first vertical section and horizontal section having a first end, intersecting from the first vertical section, and a distal e...  
WO/2020/165574A1
A method of treating a subterranean formation is described, the method comprising contacting the formation with the following: (a) ammonium sulfamate; and (b) an oxidizing agent selected from a perchlorate or a nitrite or combinations th...  
WO/2020/165635A1
Methods and systems for recovering hydrocarbon gas from a subterranean reservoir comprising a wellbore, the methods and systems comprising introducing solid carbon dioxide into the wellbore are described within.  
WO/2020/166595A1
This diverting agent contains a polyvinyl alcohol resin, and is added to a 0.48 mass% aqueous solution of guar gum to prepare a mixed solution having a concentration of 12 mass%. The mixed solution is dispersed for 60 minutes at 30°C to...  
WO/2020/165572A1
A method of treating a subterranean formation is described, the method comprising contacting the formation with the following: (a) ammonium bicarbonate; (b) an oxidizing agent selected from a perchlorate or a nitrite or combinations ther...  
WO/2020/165634A1
Methods and systems for recovering hydrocarbon gas from a subterranean reservoir comprising a wellbore, where hydrocarbon gas flow from the subterranean reservoir is impeded due to collection of liquids, including water, in the wellbore,...  
WO/2020/168267A1
The embodiments described herein generally relate to methods and chemical compositions for coating substrates with a composition. In one embodiment, a composition is provided including a first resin, a second resin different than the fir...  
WO/2020/036698A3
Ionic liquid containing compositions may be used in the production, recovery and refining of oil and gas. In addition, they may be used to treat wastewater and/or to inhibit and/or prevent fouling of contaminants onto surfaces.  
WO/2020/165577A1
A method of treating a subterranean formation is described, the method comprising contacting the formation with the following: (a) an ammonium compound; (b) an oxidizing agent selected from a perchlorate or a nitrite or combinations ther...  
WO/2020/161408A1
The present invention relates to the use, for preventing and/or delaying and/or hindering the agglomeration of gas hydrates, of one or more compounds of formula (1), as well as the salts thereof: in which RR represents –C(=O)-G', SS re...  
WO/2020/163489A1
A human hair lost circulation material (LCM) is provided. The human hair LCM includes human hairs obtained from sources of human hair waste such as barber shops, saloons, beauty parlors, and religious sites. The human hair LCM may includ...  
WO/2020/161407A1
The present invention relates to a composition comprising: a) a carrier liquid comprising an alcohol or a mixture of alcohols having a miscibility with water that is less than 500 g L-1, preferably less than 250 g L- 1, more preferably l...  
WO/2020/160802A1
Polymer-modified metal oxides, manufacturing process thereof and their use for obtaining mineral oil The invention relates to polymer-metal oxide particles, comprising metal oxide bonded to polymers, comprising functional silane (meth)ac...  
WO/2020/163015A1
Fluids injected into a carbonate reservoir formation during Enhanced Oil Recovery (EOR) may include a foaming mixture that includes a zwitterionic surfactant, an omega-3-acid ethyl ester, and aqueous salt solution. The omega-3-acid ethyl...  
WO/2020/163474A1
Systems and methods for sealing a lost circulation zone (22) associated with a subterranean well include a drill string (16) with a circulating port (28) and a lost circulation material (34). A lost circulation shape (32) is a hollow bod...  
WO/2020/109861A3
The present invention relates to fabricating lightweight ceramic sand as a building material and intermediate strength lightweight sand for shale gas recovery from industrial wastes. More specifically it relates to a novel process of man...  
WO/2020/163356A1
A cement slurry may be separated from a drilling mud in a wellbore by introducing into the wellbore an aqueous fluid having a weighting agent, a hydratable gellant powder having a particle size distribution from about 150 to about 300 me...  
WO/2020/161171A1
The present invention relates to a method to manufacture water soluble polymers in inverse (water-in-oil) emulsion with improved performance in oil recovery processes and their use in the treatment of subterranean reservoirs.  
WO/2020/161145A1
The invention pertains to compounds comprising at least one cyclic urea moiety consisting of a head portion and a tail portion connected through an amide moiety or a cyclic amidine moiety, wherein the head portion comprises a polyalkylen...  
WO/2020/157429A1
The invention relates to a method for modifying the water permeability of a subterranean formation, comprising at least the following steps: - preparing an injection fluid from a dispersion of a hydrophilic phase in a lipophilic phase, w...  
WO/2020/159955A1
Disclosed herein are the methods of using a cationic alkyl polyglycoside in a corrosion control composition to reduce corrosion for metal surfaces in a water system. The disclosed methods or compositions are found to be effective than th...  
WO/2020/159519A1
A low dosage hydrate inhibitor blend comprising a cationic surfactant and a co- surfactant. The cationic surfactant has the structural formula: wherein: R1 is an alkyl group or alkenyl group having from 5 to 22 carbon atoms, R2 and R3 ar...  
WO/2020/002011A8
The disclosure is directed to a process for treating a subterranean earth formation by introducing a monovalent salt of monochloroacetic acid into said subterranean earth formation in the presence of a chelating agent which comprises at ...  
WO/2020/159975A1
Disclosed herein is a method for inhibiting scale comprising adding to a fluid that causes scale formation a polycarboxylic acid having a polymer backbone and a plurality of branches from the polymer backbone.  

Matches 1 - 50 out of 9,775