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Matches 1 - 50 out of 8,007

Document Document Title
WO/2017/069759A1
Methods including introducing a first particulate-free treatment fluid (first PFTF) into a subterranean formation above the fracture gradient. Alternatingly introducing a first particulate-laden treatment fluid (first PLTF) and a second ...  
WO/2017/070271A1
Emulsion-preventing compositions may contain one or more sorbitan esters; and one or more non-ionic surfactants; where the ratio of the one or more sorbitan esters to the one or more non-ionic surfactants is in the range of 1:1 to 1:5. M...  
WO/2017/067695A1
Composition for fracturing operation comprising at least one water-soluble or water swellable polymer and at least one proppant wherein the composition is a free-flowable powder in particulate form combining the proppant and the polymer ...  
WO/2017/069782A1
A method of fracturing a subterranean formation penetrated by a wellbore surrounded by a casing having one or more openings therein adjacent to the formation is provided. In one embodiment, a spacer fluid is pumped into the formation tog...  
WO/2017/069763A1
Methods including introducing a treatment fluid into a subterranean formation having at least one fracture therein, the treatment fluid comprising an aqueous base fluid and brush photopolymerized coated proppant particulates (bPCPPs), an...  
WO/2017/070016A1
A downhole treatment composition comprises a rare earth-containing compound comprising one or more of the following: scandium; yttrium; lanthanum; cerium; praseodymium; neodymium; promethium; samarium; lutetium; europium; gadolinium; ter...  
WO/2017/069760A1
Methods including introducing a solids-free high-viscosity fracturing fluid into a subterranean formation above the fracture gradient to create or enhance at least one dominate fracture. Introducing a first low-viscosity pad fluid (LVPad...  
WO/2017/070272A1
Non-emulsifying compositions may contain one or more sorbitan esters; one or more non-ionic surfactants; and one or more amphoteric surfactants, wherein the ratio of the one or more sorbitan esters to the one or more non-ionic surfactant...  
WO/2017/070026A1
A corrosion inhibiting compound with a general structure A-B or A-X-B for inhibition of corrosion of steel in acidic solution. A comprises a heterocyclic ring system having a plurality of cyclic Carbon atoms and at least one cyclic Nitro...  
WO/2017/069762A1
A fracturing fluid comprises an aqueous base fluid and a cationic polymer combined with a salt. The fracturing fluid may be used to fracture a subterranean formation. The cationic polymer in combination with a salt provides for reduced c...  
WO/2017/065779A1
Fracturing fluids and liquid concentrate proppant slurry compositions comprising high-density micro-proppants and low-density particulates in a single treatment fluid. The low-density particulates enhance the suspension of the high-densi...  
WO/2017/065781A1
The composition provided herein includes an aqueous base fluid, a water-based polymer and glass microspheres comprising a metal cross-linking agent and where the water-based polymer cross-links in the presence of the glass microspheres.  
WO/2017/066718A1
A method can include receiving stimulation treatment scenario definitions for stimulation treatment of a reservoir that includes hydrocarbons; receiving reservoir data; receiving imagery data of a proppant pack; generating a model of the...  
WO/2017/066585A1
Methods of acidizing a subterranean formation penetrated by a wellbore that include the steps of (a) injecting into the wellbore at a pressure below subterranean formation fracturing pressure a treatment fluid having a first viscosity an...  
WO/2017/066540A1
Rheology modifying agents and methods of modifying the rheology of a slurry are disclosed. Methods for the prevention of fouling and methods for monitoring the rheology of a slurry are also provided. The slurry can be a lime slurry or a ...  
WO/2017/065804A1
Various embodiments disclosed relate to a silane-functionalized polyalkyleneimine (PAI) clay stabilizer for treatment of subterranean formations. In various embodiments, the present invention provides a method of treating a subterranean ...  
WO/2017/065778A1
A diverter fluid having a carbon-containing particulate dispersed therein for controlling fluid flow within subterranean formations. The diverter fluid can be injected into a wellbore for formation of a filter cake by the carbon-containi...  
WO/2017/060451A1
The present invention contains methods, of making a cashew nutshell liquid alkoxylate carboxylate surfactant by alkoxylation of a natural alkylphenol using propylene oxide (PO) and/or ethylene oxide (EO) followed by a carboxymethylation ...  
WO/2017/062086A1
Methods include introducing a multistage treatment fluid into one or more intervals of a wellbore, wherein the treatment fluid contains one or more stages of a polymer-forming composition and one or more stages of a spacer fluid and init...  
WO/2017/062099A1
Methods may include treating a subterranean formation penetrated by a wellbore, including: pumping a treatment fluid containing one or more polymeric proppants into the formation at a pressure sufficient to initiate a fracture, wherein t...  
WO/2017/060452A1
The present invention contains methods, of making a cashew nutshell liquid alkoxylate sulfate surfactant by alkoxylation of a natural alkylphenol using propylene oxide (PO) and/or ethylene oxide (EO) followed by a sulfation reaction. The...  
WO/2017/060197A1
Described herein are sintered spheres, obtained from red mud, comprising at least aluminium oxide, iron oxides, silicon oxide, and titanium oxide, characterized in that the roundness and the sphericity of the sintered spheres is higher t...  
WO/2017/059516A1
A method of producing temperature and pressure conditioned fluids using a fuel cell. The fuel cell generates an anode exhaust stream of water vapour and carbon dioxide. The water in the exhaust stream is condensed and separated to produc...  
WO/2017/062532A1
Methods for reducing loss of wellbore fluid to formation may include pumping an oil-based wellbore fluid into the wellbore, where the wellbore includes an oleaginous continuous phase and a plurality of modified brine phases dispersed in ...  
WO/2017/060702A1
A method of monitoring a parameter of a hydrocarbon well, pipelineor formation is provided.The method comprisesintroducing a tracer into the hydrocarbon well, pipelineor formation; producing a fluid from the hydrocarbon well, pipelineor ...  
WO/2017/060699A1
A method of monitoring a parameter of a hydrocarbon well, pipeline or formation is provided. The method comprises introducing a tracer into the hydrocarbon well, pipeline or formation; producing a fluid from the hydrocarbon well, pipelin...  
WO/2017/062156A1
Corrosion and/or calcium scale deposition on a surface in contact with corrosion forming components and/or scale forming components within a subterranean formation may be decreased, prevented, and/or inhibited by contacting the surface w...  
WO/2017/058484A1
Methods for servicing a hydrocarbon well using natural gas are provided. The method can include preparing a working fluid comprising about 5 vol% to about 100 vol% of natural gas. A quantity of the natural gas in the working fluid can be...  
WO/2017/058492A1
A well fluid has a particle stabilized emulsion that has a first phase containing hydrocarbon fluid, a second phase containing brine, such as an aqueous alkali metal brine, and solid particles, wherein at least a portion of the solid par...  
WO/2017/058706A1
Degradable materials are provided that may be utilized in various wellbore treatment fluids, such as hydraulic fracturing fluids. In particular, the degradable materials can be formed from cellulose esters that are capable of effectively...  
WO/2017/055892A1
A method of treating a fluid to reduce the level of H2S therein while inhibiting the deposition of scale on surfaces in contact with the fluid, comprising introducing into the fluid a triazine scavenger compound and a terpolymer. The flu...  
WO/2017/058873A1
Methods may include circulating a first wellbore fluid into a wellbore, wherein the first wellbore fluid contains: a non-aqueous continuous phase, and a polyester internal breaker; wherein the first wellbore fluid generates a filter cake...  
WO/2017/058485A1
Methods for servicing a hydrocarbon well using natural gas in a well intervention operation can include preparing a working fluid having a composition containing about 10 wt% to 100 wt% of a gas phase natural gas, where the quantity and ...  
WO/2017/055893A1
The present disclosure relates to compositions and methods for the removal of deposits from oilfield apparatus and wellbore surfaces. In particular, removal of deposits comprising heavy hydrocarbon materials and finely divided inorganic ...  
WO/2017/058193A1
The rapid reaction of hydrofluoric acid with siliceous materials can make it difficult to increase the permeability of subterranean formations containing siliceous minerals. Methods for stimulating a subterranean formation can comprise: ...  
WO/2017/058762A1
A plurality of proppants can include a plurality of particles and a cured composite resin, a curable composite resin, or a mixture of a cured composite resin and a curable composite resin disposed on each particle of the plurality of par...  
WO/2017/055508A1
The present invention relates to a hydrocarbon-free emulsion stabilizer, to water-in-oil subterranean treatment fluids comprising said stabilizer and having improved stability and environmental compatibility, and to their use in subterra...  
WO/2017/058250A1
The presence of unmitigated metal ions in a drilling fluid can prevent acceptable rheological and fluid loss control performance from being realized during a drilling operation. Softening of a hard water source containing alkaline earth ...  
WO/2017/058487A1
Methods for servicing a hydrocarbon well using natural gas in a well intervention operation can include preparing a working fluid having a composition comprising natural gas between about 5 mol% to about 100 mol%. During a well intervent...  
WO/2017/055532A1
The present invention relates to a method for preparing a concentrated polysaccharide mass, in particular a method for preparing concentrated glucan or schizophyllan, in particular a method for redispersing glucan or schizophyllan for pr...  
WO/2017/058202A1
The rapid reaction of hydrofluoric acid with siliceous materials can make it difficult to achieve localized dissolution of siliceous minerals during subterranean stimulation operations. Methods for stimulating a subterranean formation in...  
WO/2017/058245A1
Methods of preventing or minimizing communication between adjacent wells are described. The methods include providing a pre-pad fluid, pad fluid, and/or slurry including a material, introducing the pre-pad fluid, pad fluid, and/or slurry...  
WO/2017/055847A1
The present invention relates to friction reducers and to well treatment fluids. In one embodiment there is provided a friction reducing composition comprising (a) a phosphonium compound and (b) a polymeric friction reducer. In a further...  
WO/2017/052529A1
Methods including introducing a first high-viscosity treatment fluid (HVTF) into a subterranean formation through an opening and applying incrementally increased fracturing rate steps (IIFRSs) to the first HVTF to create or enhance a dom...  
WO/2017/051640A1
Provided are a barium-sulfate scale deposition inhibitor and a barium-sulfate scale deposition inhibitor composition which are capable of exhibiting the high ability to inhibit barium-sulfate scale deposition. Also provided is a method f...  
WO/2017/052497A1
Methods and fluids for particulate consolidation using an aqueous carrier solution are described. The fluids comprise an aqueous based treatment fluid containing a water soluble epoxy. The solution is suitable for use as a treatment flui...  
WO/2017/052533A1
Various embodiments disclosed relate to proppants comprising crosslinked polymers for treatment of subterranean formations. In various embodiments, the present invention provides a method of treating a subterranean formation. The method ...  
WO/2017/052515A1
Various embodiments relate to crosslinked polymer-coated proppant. In various embodiments, the present invention provides a method of treating a subterranean formation. The method can include placing in the subterranean formation a cross...  
WO/2017/050024A1
An inorganic fine particle enhanced foam system for an oil-gas field and a preparation method therefor. The enhanced foam system comprises a gas phase and a liquid phase, wherein the gas phase is nitrogen, carbon dioxide, or air, the liq...  
WO/2017/052537A1
Various embodiments disclosed relate to compositions including acidic chelator or salt or ester thereof for treatment of subterranean formations including one or more fractures. In various embodiments, the present invention provides a me...  

Matches 1 - 50 out of 8,007