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Matches 1 - 50 out of 7,826

Document Document Title
WO/2017/007362A1
´╗┐The invention relates to providing for the stimulation of an oil-bearing formation by means of hydraulic fracturing of the formation. The invention describes a composite additive, which is injected, along with a proppant, into a hydra...  
WO/2017/007872A1
Cement slurry compositions comprising water, portland cement, styrene-butadiene latex and polystyrene sulfonate exhibit improved stability (i.e., lower free fluid values). The slurries may further comprise bentonite, attapulgite, sepioli...  
WO/2017/007978A1
Wellbore fluids may contain an aqueous base fluid comprising a monovalent brine, a modified starch, and a metal oxide. Methods of using wellbore fluids may include drilling a subterranean well while circulating a wellbore fluid into the ...  
WO/2017/007781A1
Methods of breaking a filter cake in a wellbore may include circulating a breaker fluid into the wellbore, the breaker fluid having a (2-hydroxyethyl)ethylenediaminetriacetic acid (HEDTA) chelant, where the HEDTA chelant is used with div...  
WO/2017/005882A1
The invention provides the use of at least one sparingly soluble metal compound, each comprising a metal ion and at least one anion, in monitoring and/or validating the use of at least one chemical treatment agent in a subterranean reser...  
WO/2017/007448A1
Methods, compositions, and systems for cementing are included. The method comprises providing an extended-life calcium aluminophosphate cement composition comprising calcium aluminate cement, a polyphosphate, water, and a cement set reta...  
WO/2017/007472A1
Methods, compositions, and systems that use swellable glass particles to reduce fluid flow in subterranean formations are included. An example method may comprise introducing swellable glass particles into a zone of a subterranean format...  
WO/2017/007473A1
Methods, compositions, and systems for cementing are included. The method comprises providing an extended-life cement composition comprising calcium-aluminate cement, water, a cement set retarder, and a delayed-release cement set activat...  
WO/2017/007462A1
Of the methods provided herein, is a method comprising: introducing into a fracture within a subterranean formation a first treatment fluid comprising uncoated first proppant particulates; introducing into the fracture a second treatment...  
WO/2017/003635A1
Lubricant compositions resulting from the combination of > about 90 wt% of at least one base oil composition having about 1.0 to about 15.0 wt% water therein and from about 1.0 to about 10.0 wt% of a friction-reducing composition are des...  
WO/2017/000049A1
The present invention relates to a composition for removing organic deposits from oil wells and other subsurface systems, comprising cumene and biodiesel. The invention also relates to a method for removing organic deposits, comprising t...  
WO/2017/003805A1
A method of making acrylamide-acrylic acid copolymers in water-in-oil latices is described. The method results in a copolymer having randomly distributed carboxylate functionalities and is suitable for ionic crosslinking. The copolymers ...  
WO/2017/003636A1
Lubricant compositions having at least one base oil composition and a friction-reducing composition comprising at least a first diol compound are described. Methods for making such compounds and methods of drilling using such lubricant c...  
WO/2017/003819A1
A coated proppant includes a solid core proppant particle, and a sulfide recovery coating that includes a sulfide capturing agent embedded within a polymer resin matrix. The sulfide capturing agent is a metal oxide.  
WO/2017/004116A1
An enhanced, co-formed fibrous web structure is disclosed. The web structure may have a co-formed core layer sandwiched between two scrim layers. The core layer may be formed of a blend of cellulose pulp fibers and melt spun filaments. T...  
WO/2017/003806A1
Highly random acrylamide-acrylic acid copolymers are described. Ionic crosslinking of the highly random copolymers in dilute solution results in improved viscosity and gel strength compared to copolymers prepared by conventional methods....  
WO/2017/003813A1
Embodiments relate to a proppant particle or a solid article that includes a proppant particle/solid article and one or more coatings on an outer surface of the proppant particle/solid article including one or more well treatment agents ...  
WO/2017/003464A1
A method of treating in a subterranean formation including combining an aqueous base fluid, an oil based fluid, a hydrophobic proppant, and a non-hydrophobic proppant to form an immiscible fluid system; and introducing the immiscible flu...  
WO/2017/003634A1
Lubricant compositions having at least one base oil composition including about 1.0 to about 15.0 wt% water, and a friction-reducing composition including a glycerol or thioglycerol compositions are described. Methods for making such lub...  
WO/2017/004426A1
A method of modifying an alteration zone of a formation near a wellbore using a non- Newtonian polymeric composition created from a reaction of a non- Newtonian combination comprises the steps of mixing an anhydrous tetraborate and a flu...  
WO/2017/003633A1
A lubricant composition having at least one base oil composition and a friction-reducing composition comprising at least a first glycerol carbamate compound are described. Methods for making such compounds and methods of drilling using s...  
WO/2017/003755A1
A contaminant capturing liner includes a cured product of a composition including an epoxy resin component including at least one alkanolamine modified epoxy resin and at least one hardener. The contaminant capturing liner includes at le...  
WO/2017/003969A1
Methods of treating a subterranean formation penetrated by a well bore, by providing a first acidic treatment fluid comprising fibers to fracture the formation and providing a non-acidic treatment fluid comprising multiple particle size ...  
WO/2017/003753A1
A fiber-reinforced composite article useful for contaminant removal comprising at least one single layer of a fiber-reinforced composite having (a) at least one first polymer fiber-free region containing material adapted for removing con...  
WO/2017/003904A1
A coated proppant includes a solid core proppant particle and a heavy metal recovery coating, including heavy metal recovery crystals embedded within a polymer resin matrix. A process for the manufacture of a coated proppant includes pro...  
WO/2017/003745A1
A sulfide recovery coating for containers, tanks, pipes, and pipelines, which sulfide recovery coating includes a sulfide capturing agent embedded within a polymer resin matrix. The sulfide capturing agent is a metal oxide and accounts f...  
WO/2017/004324A1
A well treatment fluid composition that includes a tetrakis(hydroxyorgano)phosphonium salt and at least one oxidizing viscosity breaker. Methods for preparing a microbial viscosity breaker composition and treating a subterranean formatio...  
WO/2016/207631A1
Apparatus for pumping a stimulant fluid in a hydraulic fracturing system comprises an engine and a pressure converter arranged in use to be driven by the engine at a first pressure, and to pump stimulant fluid at a second, higher pressur...  
WO/2016/209779A1
A water-free slurry may include a non-aqueous carrier fluid; a suspension agent including a mineral clay mixture; and hydratable polymer microbeads. A method of treating a subterranean formation may include mixing an aqueous fluid with a...  
WO/2016/210061A1
Base oil can be recovered from contaminated O/SBF by combining a chemical process with a mechanical process. The chemical treatment includes adding a demulsifier, an anionic surfactant, a non-ionic surfactant and/or a mutual solvent to t...  
WO/2016/205910A1
The present patent application discloses a drilling fluid composition in the form of an inverse emulsion containing an oil phase and an aqueous phase characterized by comprising, in the oil phase, a mixture of at least two diesters A and...  
WO/2016/209623A1
Techniques for well testing include providing an amount of a chemical material to a location (40) in a wellbore (14); reacting the chemical material to generate an exothermic chemical reaction at the location in the wellbore; and fractur...  
WO/2016/207446A1
The present invention relates to the field of enhanced oil recovery and provides a method of establishing a plug in a hydrocarbon reservoir, the method comprising introducing into the reservoir a formulation comprising solid particles an...  
WO/2016/210100A1
Treat an aggregation of particulates with two different aqueous mixtures, first with an aqueous mixture containing a sulfonated aromatic polymer component and then with an aqueous mixture containing polyethylene oxide.  
WO/2016/204886A1
A disintegrable polymer composite comprises: a polymer component comprising one or more of the following: a cured cyanate ester; a crosslinked unsaturated polyester; or a crosslinked vinyl ester resin; and dissolvable glass comprising ab...  
WO/2016/205289A1
A suspension for removing hydrocarbons from a subterranean formation includes a fluid comprising at least one of water, brine, steam, carbon dioxide, a light hydrocarbon, and an organic solvent; and a plurality of nanoparticles dispersed...  
WO/2016/203119A1
The present invention relates to a method for detecting and quantifying additives in a complex aqueous fluid, and in particular a method for detecting an inhibitor of mineral deposition or corrosion, injected in a gas or oil well. The in...  
WO/2016/205513A1
The present invention generally relates to methods for resolving water and oil emulsions in the produced fluid of an oil production system comprising adding a structured copolymer reverse emulsion breaker to the produced fluid of the cru...  
WO/2016/202580A1
The invention relates to a method for producing water-soluble or water-swellable polymers, containing a) 5 to 98 mol.%, preferably between 20 and 80 mol.% of one or more recurrent structural units of formula (1), where R1, R2 and R3 repr...  
WO/2016/204716A1
A method of fracturing a subterranean formation comprising: introducing a fracturing fluid into the subterranean formation to create or enhance a fracture in the subterranean formation, and wherein the fracture comprises a bottom portion...  
WO/2016/205171A1
A method for delivering antimicrobial compounds to a locus in a controlled manner by adding to the locus a compound having formula (I) wherein X is O or NH; R is an acrylic polymer, a saturated polyester, an alkyd resin, a polyether or a...  
WO/2016/202578A1
The invention relates to a method for producing water-soluble or water-swellable polymers containing acryloyldimethyltaurate, neutral monomers, and monomers with carboxylate groups. The monomers undergo free radical polymerisation in pre...  
WO/2016/204919A1
A downhole material and a soluble glass dispersed within the material. A method for operating in a borehole.  
WO/2016/202975A1
The invention relates to the use of at least one compound having the following formula: R-O-(-CH2-CH(-CH3)-0-)m-(-CH2-CH2-0-)n-H, where: R is a hydrocarbon group including 6 to 40 carbon atoms, m is a number from 0 to 20, and n is a numb...  
WO/2016/205527A1
A method of producing subterranean fractures in geologic formations for the extraction of hydrocarbons includes flowing an air and fuel mixture into a well hole. The well hole may then be sealed with a packer plug creating a compression ...  
WO/2016/200368A1
Included are methods and systems for drilling in a subterranean formation. A method comprises providing a drilling fluid comprising an aqueous base fluid and a betaine shale stabilizer; placing the drilling fluid into the subterranean fo...  
WO/2016/200367A1
Methods of creating variably tacky proppants and providing such proppants into a subterranean formation are provided. The variably tacky proppants can be non-tacky at a first set of conditions and tacky at a second set of conditions. As ...  
WO/2016/200423A1
Wellbore fluid compositions and methods of drilling a wellbore are disclosed. Wellbore fluids for drilling wellbores include a base fluid and a conductive weighting agent.  
WO/2016/200856A1
A wellbore fluid treatment may include a compound formed from reaction between cyclic anyhydride pendant groups on a polymer backbone with at least one amino acid, neutralized with a nitrogen containing compound. Methods may include inje...  
WO/2016/201013A1
An aqueous crosslinker composition includes zirconium, a polyol, and a ligand, and the pH of the composition is between 5.0 and 7.0. A method includes forming a crosslinker composition by mixing water, a crosslinker with a polyol, and a ...  

Matches 1 - 50 out of 7,826