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7625845 |
Method of using thermal insulation fluid containing hollow microspheres
A thermal insulating fluid contains microspheres of hollow spherical particulates. The presence of the hollow spherical particles improves the thermal insulating properties of the fluid by...
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7608566 |
Degradable particulates as friction reducers for the flow of solid particulates and associated methods of use
Particulate compositions that comprise macro-particulates, and degradable particulates in an amount sufficient to reduce friction between the macro-particulates, the degradable particulates having...
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7607483 |
Sealant compositions comprising colloidally stabilized latex and methods of using the same
Sealant compositions comprising a colloidally stabilized latex and methods of using the same to service a wellbore are provided. The sealant compositions may include: an aliphatic conjugated diene...
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7569523 |
Method and materials for hydraulic fracturing of wells using a liquid degradable thermoplastic polymer
Hydraulic fracturing of wells by injecting a degradable polymer phase as a fracturing fluid is provided. Composition and degree of polymerization of the degradable polymer and the selection of...
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7541318 |
On-the-fly preparation of proppant and its use in subterranean operations
The present invention relates to methods for making proppants on-the-fly during subterranean treatment operations. Some embodiments of the present invention provide methods of preparing proppant...
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7520327 |
Methods and materials for subterranean fluid forming barriers in materials surrounding wells
Disclosed is a method and material for forming a fluid barrier in the material surrounding a wellbore. The method involves temporarily opening a fracture extending from the wellbore and then...
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7504438 |
Demulsifiers, their preparation and use in oil bearing formations
The invention comprises a polymeric demulsifier, methods of producing the demulsifier and methods of using the demulsifier. The demulsifier is the reaction product of at least one amine-containing...
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7494711 |
Coated plastic beads and methods of using same to treat a wellbore or subterranean formation
Plastic beads, including polyamides and polystyrene beads crosslinked with divinylbenzene, having a curable resin coating are highly useful for sand control and/or hydraulic fracturing of...
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7491682 |
Method of inhibiting or controlling formation of inorganic scales
A well treating composition of a composite containing a scale inhibitor adsorbed onto a water-insoluble adsorbent is useful in the control, formation and treatment of inorganic scales in a...
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7488705 |
Oilwell sealant compositions comprising alkali swellable latex
Sealant compositions comprising an alkali swellable latex and a pH increasing material and methods of using the same to service a wellbore are provided. In one embodiment, the sealant composition...
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7476644 |
Method and materials for hydaulic fracturing of wells
Hydraulic fracturing of wells by injecting a degradable polymer phase as a fracturing fluid is provided. Composition and degree of polymerization of the degradable polymer and the selection of...
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7473672 |
Well treatment process
The invention provides a method for the treatment of a hydrocarbon well which method comprises administering, down said well, polymeric particles having covalently bound to a polymeric component...
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7461697 |
Methods of modifying particulate surfaces to affect acidic sites thereon
Methods comprising: providing a treatment fluid that comprises a base fluid and a least a plurality of coated particulates, the coated particulates having been treated with a surface modification...
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7448451 |
Methods for controlling migration of particulates in a subterranean formation
Methods of controlling particulate migration in a portion of a subterranean formation comprising placing a pre-flush fluid into the portion of the subterranean formation; and then, placing a...
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7441599 |
Controlling the pressure within an annular volume of a wellbore
A process is described for replacing at least a portion of the liquid within the annular volume of a casing system within a wellbore with a second liquid. The second liquid is preselected to...
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7432230 |
Metallic soaps of modified fatty acids and rosin acids and methods of making and using same
A superior powder form of a metallic soap for enhancing the properties of an invert emulsion drilling fluid may be prepared by a dry process saponification reaction. The process includes mixing a...
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7419937 |
Method for providing treatment chemicals in a subterranean well
A method of delivering chemicals such as scale inhibitor into a wellbore producing fluids includes providing the chemicals, in a slow-release form, in a container located in the path of the...
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7417011 |
Method and composition for recovering hydrocarbon fluids from a subterranean reservoir
A method of modifying the permeability to water of a subterranean formation comprising injecting into the subterranean formation an aqueous composition comprising from about 0.005 percent to about...
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7407915 |
Polymer hydration method using microemulsions
Long-chained polymer compounds are useful to viscosify aqueous brine fluids so that they can function as drilling fluids, completion/workover fluids, fracturing fluids, agricultural products,...
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7363978 |
Methods of using reactive surfactants in subterranean operations
Novel uses of reactive surfactants in treating subterranean formations and/or proppant particulates are provided. In one embodiment, the present invention provides a method comprising: providing a...
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7360593 |
Product for coating wellbore screens
Coatings for well screens that protect the screens from damage as they are inserted into the wellbore and once in the well, release reactive materials to react with and degrade potentially plugging...
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7361628 |
Remote delivery of latex drag-reducing agent without introduction of immiscible low-viscosity flow facilitator
Latex drag reducers and systems for delivering latex drag reducers are disclosed. The latex drag reducers comprise a polymer that is formed via an emulsion polymerization reaction dispersed in a...
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7350571 |
Methods of preparing and using coated particulates
The present invention involves methods of preparing coated particulates and using such coated particulates in subterranean applications such as production enhancement and sand control. One...
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7351681 |
Well bore servicing fluids comprising thermally activated viscosification compounds and methods of using the same
Well bore servicing fluids are provided that include a thermally activated viscosification compound. Further, methods of servicing a well bore are provided that include displacing such a servicing...
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7343973 |
Methods of stabilizing surfaces of subterranean formations
A method of treating a subterranean formation or of stabilizing a surface within a subterranean fracture comprising: providing a treatment fluid comprising lightweight proppant at least partially...
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7345011 |
Methods for mitigating the production of water from subterranean formations
The present invention relates to treatment operations in subterranean zones, and more particularly, to consolidation compositions and methods of using these consolidation compositions to mitigate...
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7299869 |
Carbon foam particulates and methods of using carbon foam particulates in subterranean applications
The present invention relates to carbon foam particulates and their use in subterranean applications such as production enhancement and completion. One embodiment of the present invention provides...
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7264052 |
Methods and compositions for consolidating proppant in fractures
Improved methods and compositions for consolidating proppant in subterranean fractures are provided. In certain embodiments, the hardenable resin compositions may be especially suited for...
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7244693 |
Well treatment
A method for the treatment of a hydrocarbon well comprising administering down the well polymeric particles impregnated with a well treatment chemical or precursor or generator thereof. The...
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7237609 |
Methods for producing fluids from acidized and consolidated portions of subterranean formations
A method of stimulating and stabilizing an area of a subterranean formation comprising placing an acid fluid into an area of a subterranean formation and allowing the acid to at least partially...
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7211547 |
Resin compositions and methods of using such resin compositions in subterranean applications
The present invention relates to curable, permeable resin compositions and methods of using such compositions. One embodiment of provides a method of creating a resin mass comprising the steps of...
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7211550 |
Compositions for controlling scaling and completion fluids
An aqueous-based composition containing cesium formate and at least one chelating agent is described. Methods of removing scaling deposits, which may include alkaline earth metal sulfates, present...
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7207387 |
Methods and compositions for use with spacer fluids used in subterranean well bores
The present invention relates to spacer fluids used in subterranean operations and, more particularly, to spacer fluids that comprise water-soluble relative permeability modifiers and methods of...
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7199084 |
Concentrated suspensions
Suspensions are provided of water-soluble materials in non-aqueous carrier fluids using suspension agents that include thixotropic agents and, optionally, organophilic clays. Methods of forming...
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7196040 |
Microcapsule well treatment
A material and a device for releasing chemicals in a fluid environment is disclosed, and a method for releasing substances into downhole fluid environments. The invention also relates to materials...
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7178596 |
Methods for improving proppant pack permeability and fracture conductivity in a subterranean well
The present invention provides compositions and methods for enhancing subterranean well productivity by enhancing fracture conductivity. A method of increasing the conductivity of a fracture in a...
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7166560 |
Generating Acid Downhole in Acid Fracturing
An acid fracturing method is provided in which the acid is generated in the fracture by hydrolysis of a solid acid-precursor selected from one or more than one of lactide, glycolide, polylactic...
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7151078 |
Gelable liquid and method for selectively inhibiting the gelation of a gelable liquid
A controlled-gelation aqueous solution is proposed. The solution contains a hydrophobically-aggregating gelling agent, and an effective amount of an inhibitor which suppresses hydrophobic...
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7151077 |
Polymersome compositions and associated methods of use
The present invention relates to methods and compositions for treating subterranean formations. More particularly, the present invention relates to polymersomes, viscosifying agents that comprise...
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7143827 |
Well completion spacer fluids containing fibers and methods
Well completion spacer fluids containing fibers and methods of using the spacer fluids are provided. A method of the invention for displacing a first fluid from a well bore with an incompatible...
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7132389 |
Acid-coated sand for gravel pack and filter cake clean-up
A method of the preparation and utilization of polymerized alpha-hydroxycarboxylic-acid-coated proppants for gravel pack and removal of filter cake that was deposited by reservoir drilling fluid....
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7114568 |
Hydrophobically modified polymers for a well completion spacer fluid
A method and composition is provided for a relative permeability modifier for use with aqueous well treatment fluids that comprises a hydrophobically modified water soluble polymer or a...
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7108066 |
Variable density treatment fluids and methods of using such fluids in subterranean formations
The present invention provides variable density fluid compositions and methods for using such compositions in a subterranean formation. One exemplary embodiment of the variable density fluid...
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7084095 |
Methods for controlling the rheological properties of viscoelastic surfactants based fluids
It was found that the addition of polymers to viscoelastic surfactant base system allows to adjust the rheological properties of the base fluid. Depending in particular on one side of the ratio of...
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7081439 |
Methods for controlling the fluid loss properties of viscoelastic surfactant based fluids
Disclosed are methods of treating subterranean formations by first providing a suspension of colloidal particles prior to the injection of viscoelastic based treatment fluid, and injecting the...
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7078370 |
Biodegradable chelant compositions for fracturing fluid
It has been discovered that biodegradable and non-toxic chelant compositions can perform multiple beneficial functions in an aqueous fracturing fluid through the chelation of ions. Some of the...
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7066258 |
Reduced-density proppants and methods of using reduced-density proppants to enhance their transport in well bores and fractures
The present invention provides reduced-density coated particulates and methods for enhancing the transport of such particulates into well bores and fractures, and for enhancing the conductivity and...
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7067459 |
Well stimulation compositions
A well service fluid composition comprises a fracturing fluid and a gas hydrate inhibitor. Preferably, the gas hydrate inhibitor does not affect the function of the fracturing fluid and is present...
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7059406 |
Production-enhancing completion methods
The present invention relates to improved methods for completing well bores along producing zones while controlling formation sands and increasing surface area available for production. Some...
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7044220 |
Compositions and methods for improving proppant pack permeability and fracture conductivity in a subterranean well
The present invention relates to enhancing fluid flow from subterranean formations. More particularly, this invention relates to providing improved proppant matrixes within fractures in a...
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