Patent application number | Description | Published |
20090062156 | Methods of treating a subterranean formation including a biocidal treatment - A method of treating a subterranean formation including with a bactericidal fluid is provided. The method comprises the steps of: (a) continuously mixing to obtain a stream of a treatment fluid: (i) a base fluid comprising water; (ii) an aqueous solution comprising a hypochlorite having a pH equal to or greater than 7; and (iii) a pH-adjusting agent selected to be capable of lowering the pH of water to less than 7; and (b) injecting the treatment fluid into a wellbore. The step of continuously mixing the base fluid, the aqueous solution of hypochlorite, and the pH-adjusting agent is preferably under conditions and in proportions sufficient to obtain a stream of a treatment fluid having a free chlorine concentration of at least 1 ppm by weight of the water in the treatment fluid and having a pH in the range of 4-7. | 03-05-2009 |
20090197780 | Ultrafine Grinding of Soft Materials - Compositions and methods pertaining to the ultrafine grinding of soft materials are disclosed. In one embodiment, a method comprises the step of mixing a soft material with an additive to form a mixture. The method further comprises raising the temperature of the mixture to at least the glass transition temperature of the soft material. The method further comprises cooling the temperature of the mixture. The method further comprises grinding the mixture to form ultrafine particles that comprise at least a portion of the soft material. | 08-06-2009 |
20090205830 | Methods and compositions for stabilizing formation fines and sand - Methods comprising providing a polymerizable treatment fluid that comprises furfuryl alcohol monomer dispersed in an aqueous base fluid; introducing the polymerizable treatment fluid to a portion of a subterranean formation; and allowing the polymerizable treatment fluid to polymerize in the subterranean formation are disclosed. | 08-20-2009 |
20090298720 | Methods for maintaining fracture conductivity - The present invention provides methods to maintain fracture conductivity in subterranean formations. In one embodiment, the methods comprise: providing a first treatment fluid, a second treatment fluid, and a consolidating agent; injecting the first treatment fluid into the subterranean formation at a pressure sufficient to create one or more fractures in the subterranean formation; injecting the second treatment fluid into the subterranean formation to increase the permeability of at least a portion of the subterranean formation comprising at least a portion of the one or more fractures; and injecting the consolidating agent into a portion of the subterranean formation in an amount sufficient to at least partially stabilize at least a portion of the subterranean formation. | 12-03-2009 |
20090301731 | Methods to Increase Recovery of Treatment Fluid Following Stimulation of a Subterranean Formation Comprising Cationic Surfactant Coated Particles - The invention provides a method of treating a subterranean formation penetrated by a wellbore, the method comprising the steps of: (a) mixing a particulate and an active material to obtain an at least partially coated particulate, wherein: (i) water forms a contact angle of less than 90 degrees with a surface of the particulate, (ii) the active material is capable of forming a coating on the particulate, (iii) the active material forms a contact angle less than 90 degrees with the particulate, and (iv) water forms a contact angle of greater than 90 degrees with a layer of the active material; (b) mixing the at least partially coated particulate and a carrier fluid to obtain a treatment fluid; and (c) introducing the treatment fluid into the subterranean formation through the wellbore to deposit the at least partially coated particulate into the subterranean formation. | 12-10-2009 |
20090308599 | Method of enhancing treatment fluid placement in shale, clay, and/or coal bed formations - Provided are methods that include a method comprising: placing a treatment fluid into a well bore that penetrates a subterranean formation, wherein the subterranean formation comprises at least one selected from the group consisting of: a shale, a clay, a coal bed, and a combination thereof; and applying a pressure pulse to the treatment fluid. | 12-17-2009 |
20090308616 | Method and Apparatus for a Monodiameter Wellbore, Monodiameter Casing, Monobore, and/or Monowell - An assembly and methods for constructing a MONOWELL include a monodiameter casing disposed in a monodiameter wellbore having diametric efficiency with a monobore production delivery system disposed within the monodiameter casing. An assembly for constructing a monodiameter wellbore includes a bottomhole assembly having a overgauge hole drilling member, a directional steering assembly, a measurement while drilling tool, and a logging while drilling tool; a work string attached to the bottomhole assembly and extending to the surface; drilling fluids flowing through the work string and bottomhole assembly; chemical casing casing the borehole; expandable casing disposed in the wellbore; and a sealing composition disposed between the expandable casing and the wellbore. | 12-17-2009 |
20100000735 | Methods and Compositions for Enhancing Guar Hydration Rates and Performing Guar Derivitization Reactions - Methods are provided that include, but are not limited to, methods of treating guar splits comprising: exposing guar splits to a treatment chemical to create treated guar splits, wherein the treatment chemical comprises at least one treatment chemical selected from the group consisting of: an aqueous salt solution; a caustic solution, and a derivatizing agent; and grinding the treated guar splits to create ground, treated guar splits. | 01-07-2010 |
20100032160 | Fluid loss compositions and methods of use for subterranean operations - Additives that may be useful in preventing fluid loss in certain subterranean formations and associated methods of use are provided. In one embodiment, the methods of the present invention comprise: providing a low molecular weight crosslinkable polymer and a crosslinking agent capable of crosslinking the low molecular weight crosslinkable polymer; and introducing the low molecular weight crosslinkable polymer and the crosslinking agent into at least a portion of a subterranean formation. | 02-11-2010 |
20100089578 | Prevention of Water Intrusion Into Particulates - Treatments and compounds useful in subterranean formations are discussed, with particular attention to those where particulates may be subject to water intrusion. Certain methods pertain to providing diffusion barriers for particulates. Of these, certain diffusion barriers may provide hydrophobic coatings to the particulates, certain diffusion barriers may provide fillers that may act to prevent water intrusion into surface features of particulates, and certain diffusion barriers may be initiated with diagenesis source material. | 04-15-2010 |
20100089579 | Additives to Suppress Silica Scale Build-Up - Treatments and compounds useful in subterranean formations are discussed, with particular attention to those where particulates and/or surfaces may be subject to silica scale build-up. Certain embodiments pertain to utilizing silica scale control additives with particulate packs. Of these, certain methods may treat particulate packs in a subterranean formation with silica scale control additives, certain methods may combine silica scale control additives with particulates prior to formation of a particulate pack, and certain compounds may provide the features of both silica scale control additives and particulates. | 04-15-2010 |
20100093566 | Ceramic Coated Particulates - Treatments and compounds useful in subterranean formations are discussed, with particular attention to those utilizing ceramic coated particulates. Certain embodiments pertain to particulates and particulate packs with ceramic coatings of subatomic thickness. Of these, certain methods may utilize ceramic coatings on particulates in a subterranean formation, certain methods may utilize ceramic coatings on particulate packs in a subatomic formation, and certain compounds may provide the features of both ceramic coatings and particulates. | 04-15-2010 |
20100212898 | Methods and compositions for consolidating particulate matter in a subterranean formation - Methods and compositions for consolidating particulate matter in a subterranean formation are provided. In one embodiment, a method of treating a subterranean formation includes coating a curable adhesive composition comprising a silane coupling agent and a polymer having a reactive silicon end group onto proppant material; suspending the coated proppant material in a carrier fluid to form a proppant slurry; introducing the proppant slurry into a subterranean formation; and allowing the curable adhesive composition to at least partially consolidate the proppant material in the subterranean formation. | 08-26-2010 |
20100282465 | Methods of consolidating particulates using a hardenable resin and an orgaosilane coupling agent - Improved methods for consolidating particulates in subterranean formations wherein the particulates are consolidated using curable resins that require the use of a hardening agent in order to cure. The improved methods use an organosilane coupling agent to increase adhesion of the curable resin to inorganic surfaces, such as proppant particulates or rock surfaces, and to act as a resin hardening agent. | 11-11-2010 |
20100307749 | Tackifying agent pre-coated particulates - The present invention involves methods of using particulates coated with a tackifying agent that need not be used immediately once they are prepared and that provide increased viscosity when placed into an aqueous fluid. The described methods include the steps of contacting particulates with a tackifying agent to create tackified particulates; contacting the tackified particulates with a partitioning agent to form coated particulates that are capable of being stored for a time period, wherein the partitioning agent comprises a hydratable polymeric material; and, placing the coated particulates in an aqueous treatment fluid whereby the partitioning agent hydrates and increases the viscosity of the treatment fluid. | 12-09-2010 |
20100319922 | Methods of Fracturing Subterranean Formations Using Sulfonated Gelling Agent Polymers - Methods of forming one or more fractures in a subterranean formation penetrated by a well bore including the steps of providing a high ionic strength treating fluid that comprises water and one or more sulfonated gelling agent polymers wherein the high ionic strength treating fluid comprises one or more water soluble salts in a concentration of greater than about 8% by weight of the treating fluid, and introducing the treating fluid into the subterranean formation at a rate and pressure sufficient to create or enhance one or more fractures therein. | 12-23-2010 |
20110015101 | STABILIZATION OF EMULSIONS CONTAINING RESINOUS MATERIAL FOR USE IN THE FIELD OF OIL OR GAS WELL TREATMENTS - According to one aspect of the inventions, emulsion compositions are provided. Emulsions according to this aspect include: (a) a water-insoluble resinous material; (b) water; and (c) an emulsifier, wherein the emulsifier comprises a non-ionic, a cationic, or a zwitterionic emulsifier; wherein the continuous phase of the emulsion comprises the water; wherein a dispersed phase of the emulsion comprises the resinous material; wherein the dispersed phase is in the form of droplets having a size distribution range such that at least 50% of the droplets have a size of 0.5 micrometers-500 micrometers; wherein the resinous material of the droplets is in a concentration of at least 5% by weight of the water; and wherein the composition of the droplets has a viscosity of less than 2,000 Poise measured at 20° F. According to another aspect of the inventions, methods are provided for treating a portion of a subterranean formation. Methods according to this aspect include the steps of: (a) forming an emulsion according to the composition described above; and (b) introducing the emulsion into a portion of a subterranean formation. | 01-20-2011 |
20110030949 | Methods for Maintaining Conductivity of Proppant Pack - Methods suitable for use in a subterranean formation utilizing particulates coated with both a tackifier and a resin. | 02-10-2011 |
20110030950 | Methods for Controlling Particulate Flowback and Migration in a Subterranean Formation - Of the methods provided herein to control particulate migration, one method comprises: providing a portion of a subterranean formation comprising unconsolidated particulates; providing a tacky-consolidate treatment fluid comprising a tackifying compound, a curable resin, and a silane coupling agent; and placing the tacky-consolidate treatment fluid in the subterranean formation so as to form a tacky consolidate that comprises at least a portion of the unconsolidated particulates. | 02-10-2011 |
20110036573 | Methods for Swelling Swellable Elements in a Portion of a Well Using a Water-in-Oil Emulsion - A method is provided for swelling hydrocarbon-swellable elements located in a portion of a well. The method comprises the steps of: (A) introducing a water-in-oil emulsion into the portion of the well, wherein the water-in-oil emulsion comprises: (i) a hydrocarbon liquid, wherein the hydrocarbon liquid is the external phase of the water-in-oil emulsion; (ii) an aqueous liquid, wherein the aqueous liquid is an internal phase of the water-in-oil emulsion and wherein the aqueous liquid is adjacent to the external phase of the water-in-oil emulsion; and (iii) a surfactant; and (B) allowing the water-in-oil emulsion to contact the hydrocarbon-swellable element for a sufficient length of time to cause the thickness of the hydrocarbon-swellable element to expand by a desired percentage, wherein the desired percentage is at least 5%. | 02-17-2011 |
20110166046 | UV Light Treatment Methods and System - Of the many methods provided herein, one provided is a method comprising: providing a treatment fluid having a first microorganism count as a result of the presence of at least a plurality of microorganisms in the fluid; adding an attenuating agent to the treatment fluid; placing the treatment fluid in a UV light treatment system comprising a UV light source such that a plurality of free radicals are generated by the attenuating agent; allowing the free radicals to interact with the microorganisms in the fluid so as to reduce the microorganism count of the treatment fluid to a second microorganism count; and placing the treatment fluid having the second microorganism count into a subterranean formation. | 07-07-2011 |
20110166049 | UV Light Treatment Methods and System - A method may include providing a wellbore treatment fluid having a first microorganism count as a result of the presence of at least a plurality of microorganisms in the wellbore treatment fluid, providing a UV light treatment reservoir, providing a UV light source, placing the wellbore treatment fluid in the UV light treatment reservoir, and irradiating the wellbore treatment fluid with the UV light source so as to reduce the first microorganism count of the wellbore treatment fluid to a second microorganism count to form an irradiated wellbore treatment fluid. | 07-07-2011 |
20110240291 | Methods for Strengthening Fractures in Subterranean Formations - Of the many methods provided herein, one method comprises: providing at least one fracture in a subterranean formation that comprises tight gas, a shale, a clay, and/or a coal bed; providing a plasticity modification fluid that comprises an aqueous fluid and an alkaline embrittlement modification agent; placing the plasticity modification fluid into the fracture in the subterranean formation; and embrittling at least one fracture face of the fracture to form an embrittled fracture face. | 10-06-2011 |
20110240292 | Methods for Strengthening Fractures in Subterranean Formations - Of the many methods provided herein. one method comprises: providing at least a portion of a subterranean formation that comprises a shale; providing a plasticity modification fluid that comprises an aqueous fluid and an alkaline embrittlement modification agent; placing a pack completion assembly neighboring the portion of the subterranean formation; and embrittling at least a portion of the shale to form an embrittled shale portion. | 10-06-2011 |
20110240296 | Methods Relating to Improved Stimulation Treatments and Strengthening Fractures in Subterranean Formations - Of the many methods provided herein, one method comprises: providing at least one fracture in a subterranean formation that comprises tight gas, a shale, a clay, and/or a coal bed; providing a plasticity modification fluid that comprises an aqueous fluid and an alkaline embrittlement modification agent; placing the plasticity modification fluid into the fracture in the subterranean formation; and embrittling at least one fracture face of the fracture to form an embrittled fracture face. | 10-06-2011 |
20110240297 | Low Damage Seawater Based Frac Pack Fluid - A method comprises providing a treatment fluid comprising an aqueous fluid, and a low-leakoff particulate, contacting a subterranean formation with the treatment fluid, and allowing the low-leakoff particulate to de-link so that at least a portion of the low-leakoff particulate enters the liquid phase. | 10-06-2011 |
20110253374 | Geochemical Control of Fracturing Fluids - Treatments and compounds useful in subterranean formations are discussed, with particular attention to fracturing treatments where particulates and/or surfaces may be subject to water intrusion. Certain methods pertain to utilizing diagenesis source material to create porous structures in a subterranean formation. Such porous structures may be formed of consolidated particulates and/or diagenic product. Certain methods pertain to analyzing and/or quantifying the effects of the other methods disclosed herein. | 10-20-2011 |
20120000659 | Multifunctional Boronic Crosslinkers and Associated Methods - A method of treating a subterranean formation comprises providing a treatment fluid comprising: an aqueous fluid; a gelling agent, and a multifunctional boronic crosslinker comprising two or more boronic functional groups; and introducing the viscosified fluid into a subterranean formation. | 01-05-2012 |
20120012320 | POLYMERIZING AND ANCHORING A WATER-SOLUBLE POLYMER TO AN IN-PLACE MINERAL SURFACE OF A WELL - Methods are provided using an anchoring agent for a water-soluble polymer that is in-place polymerized in a subterranean formation. The anchoring agent comprises a hydrolyzable silyl group that reacts with one or more dangling hydroxyl groups of a mineral surface in the subterranean formation to form “hard” bonds, “anchoring” to the mineral surface. The anchoring agent is selected to have another functional group for covalent attachment to the water-soluble polymer. This can help a water-soluble polymer be anchored to a mineral surface in a subterranean formation. Accordingly, it is believed that monomolecular layers of water-soluble polymer will be formed and anchored to the mineral surface, which will provide excellent elastic properties to the matrix. The monomolecular layers are not expected to interfere with the permeability of the matrix. | 01-19-2012 |
20120043082 | Methods and Compositions for Sand Control in Injection Wells - Methods including the steps of providing an injection well having unconsolidated particulates in one or more formation intervals along the wellbore that accept injection fluid; providing a consolidating treatment fluid comprising a base fluid and a consolidating agent; introducing the consolidating treatment fluid through the injection well, while the well is under injection, such that the consolidating treatment fluid enters into a portion of a formation interval along the wellbore that accepts injection fluid; and, allowing the consolidating fluid to consolidate formation particulates therein. The methods may be performed such that the percentage of consolidating agent varies over the course of the treatment or the rate of injection varies over the course of the treatment. | 02-23-2012 |
20120073821 | Methods for Reducing Biological Load in Subterranean Formations - Methods of treating subterranean formations to reduce bacteria load are provided. Some methods include the steps of providing a treatment fluid, particulates, and tri-n-butyl tetradecyl phosphonium chloride (TTPC) wherein the TTPC is in liquid form or in solution; coating the TTPC onto the particulates; combining the particulates coated with TTPC with the treatment fluid to create a suspension; and, placing the suspension into the portion of the subterranean formation. Other methods involve the use of TTPC in the form of a solid salt. | 03-29-2012 |
20120103616 | Methods of Fracturing Subterranean Formations Using Sulfonated Synthetic Gelling Agent Polymers - Methods of forming one or more fractures in a subterranean formation penetrated by a well bore. The methods generally include providing a treating fluid that comprises water and one or more sulfonated gelling agent polymers, wherein the one or more sulfonated gelling agent polymers comprise a sulfonated synthetic polymer selected from the group consisting of sulfonated polyvinyl alcohol, sulfonated polyacrylate, sulfonated polyacrylamide/acrylic acid copolymers, and any combination thereof; and introducing the treating fluid into the subterranean formation. The treating fluid may be placed at a pressure sufficient to create or extend fractures within the subterranean formation. | 05-03-2012 |
20120172263 | Additives to Suppress Silica Scale Build-Up - Composition comprising a plurality of particulates wherein at least some particulates are at least partially covered with a coating that impedes the intrusion of water into the particulates; and, a silica scale control additive, wherein the silica scale control additive is capable of suppressing silica scale build-up proximate the plurality of particulates. Some compositions further include a treatment fluid wherein and the silica scale control additive are present in the treatment fluid. | 07-05-2012 |
20120180551 | Geochemical Control of Fracturing Fluids - Methods comprising: placing particulates in a test column; adding a fluid medium comprising a salt solution to the test column; placing the column under test conditions, wherein the test conditions comprise target temperature and target pressure; maintaining test conditions for a target test duration; and, analyzing the particulates. Some methods also measure a permeability value of the column after placing particulates in a test column and before placing the column under test conditions; continuously flow the salt solution through the particulates during the test; measure a permeability value after maintaining the test conditions for the target test duration; and, calculate a retained permeability value. | 07-19-2012 |
20120205107 | Consolidating Agent Emulsions and Associated Methods - Method of treating a subterranean formation comprising providing a consolidation fluid, introducing the resin consolidation fluid into a subterranean formation comprising unconsolidated particulates; and, curing the resin to at least partially consolidate the unconsolidated particulates. The consolidation fluid comprises a resin in emulsified form with an aqueous external phase and an organic internal phase wherein the emulsified resin does not comprise a hardening agent and an aqueous base fluid that further comprises a hardening agent. The consolidation fluid may further comprise an emulsifying agent. | 08-16-2012 |
20120220504 | Consolidating Agent Emulsions and Associated Methods - Consolidation fluids comprising: an aqueous base fluid comprising a hardening agent; an emulsified resin having an aqueous external phase and an organic internal phase; a silane coupling agent; and a surfactant. The consolidation fluid itself may be emulsified and further comprise an emulsifying agent. The consolidation fluid may also be foamed in some cases. | 08-30-2012 |
20120255732 | ULTRAFINE GRINDING OF SOFT MATERIALS - Compositions and methods pertaining to the ultrafine grinding of soft materials are disclosed. In one embodiment, a method comprises the step of mixing a soft material with an additive to form a mixture. The method further comprises raising the temperature of the mixture to at least the glass transition temperature of the soft material. The method further comprises cooling the temperature of the mixture. The method further comprises grinding the mixture to form ultrafine particles that comprise at least a portion of the soft material. | 10-11-2012 |
20120264660 | Method of Tracking Fluids Produced from Various Zones in Subterranean Well - A traceable treatment composition for treating a subterranean formation having multiple zones penetrated by a well bore comprising a homogenous blend of a tracking composition and a resin composition. The tracking composition comprises a substantially non-radioactive tracking material selected from the group consisting of a metal salt. The metal portion of the metal salt may be selected from the group consisting of gold, silver, lithium, molybdenum, and vanadium. The metal salt may also be selected from the group consisting of: barium bromide, barium iodide, beryllium fluoride, beryllium bromide, beryllium chloride, cadmium bromide, cadmium iodide, chromium bromide, chromium chloride, chromium iodide, cesium bromide, cesium chloride, sodium bromide, sodium iodide, sodium nitrate, sodium nitrite, potassium iodide, potassium nitrate, manganese bromide, zinc bromide, zinc iodide, sodium monofluoroacetate, sodium trifluoroacetate, sodium 3-fluoropropionate, potassium monofluoroacetate, potassium trifluoroacetate, and potassium 3-fluoropropionate. | 10-18-2012 |
20120267114 | Methods and Compositions for Consolidating Particulate Matter in a Subterranean Formation - Methods of treating a subterranean formation comprising first introducing a pre-flush fluid into a subterranean formation having particulate matter therein. Then introducing a curable adhesive composition comprising a silane coupling agent and a polymer, the polymer having a reactive silicon end group into the subterranean formation subsequent to the pre-flush fluid. Then introducing an aqueous post-fluid fluid into the subterranean formation subsequent to the curable adhesive composition. Then allowing the curable adhesive composition to at least partially consolidate particulate matter within the subterranean formation. | 10-25-2012 |
20120270759 | METHODS AND COMPOSITIONS FOR ENHANCING GUAR HYDRATION RATES AND PERFORMING GUAR DERIVATIZATION REACTIONS - Methods are provided that include, but are not limited to, methods of treating guar splits comprising: exposing guar splits to a treatment chemical to create treated guar splits, wherein the treatment chemical comprises at least one treatment chemical selected from the group consisting of: an aqueous salt solution; a caustic solution, and a derivatizing agent; and grinding the treated guar splits to create ground, treated guar splits. | 10-25-2012 |
20120285689 | Methods and Compositions for Clay Control - Stabilizing a subterranean formation containing water-sensitive clays with methods including introducing a leading-edge fluid comprising a first base fluid and a first clay stabilizer solution wherein the first clay stabilizer is present in the first base fluid at a first concentration; and then introducing a treatment fluid comprising a second base fluid and a second clay stabilizer solution wherein the second clay stabilizer is present in the second base fluid at a second concentration, wherein the first concentration of clay stabilizer solution is higher than the second concentration of clay stabilizer solution. | 11-15-2012 |
20120285690 | Multi-Stage Methods and Compositions for Desensitizing Subterranean Formations Faces - A method of desensitizing a subterranean formation may include introducing a leading-edge fluid comprising a first base fluid and a first desensitizing agent into at least a portion of the subterranean formation, wherein the first desensitizing agent is present in the first base fluid at a first concentration; and then introducing a treatment fluid comprising a second base fluid and a second desensitizing agent into at least a portion of the subterranean formation, wherein the second desensitizing agent is present in the second base fluid at a second concentration, and wherein the first concentration is higher than the second concentration. | 11-15-2012 |
20120298368 | Silica Control Agents for Use in Subterranean Treatment Fluids - Methods involving the use of subterranean treatment fluids comprising a silica control agent and an aqueous base fluid wherein the treatment fluid is placed into a portion of a subterranean formation and wherein the silica control agent is present in an amount of at least 75% of the saturation point in the treatment fluid. The methods include fracturing and gravel packing operations using a treatment fluid including a silica control agent present in an amount of at least 75% of the saturation point in the treatment fluid. | 11-29-2012 |
20130130946 | STABILIZATION OF EMULSIONS CONTAINING RESINOUS MATERIAL FOR USE IN THE FIELD OF OIL OR GAS WELL TREATMENTS - Emulsions for use in a well including: (a) a water-insoluble resinous material; (b) water; and (c) an emulsifier, wherein the emulsifier comprises a non-ionic, a cationic, or a zwitterionic emulsifier; wherein the continuous phase of the emulsion comprises the water; wherein a dispersed phase of the emulsion comprises the resinous material; wherein the dispersed phase is in the form of droplets having a size distribution range such that at least 50% of the droplets have a size of 0.5 micrometers-500 micrometers; wherein the resinous material of the droplets is in a concentration of at least 5% by weight of the water; and wherein the composition of the droplets has a viscosity of less than 2,000 Poise measured at 20° F. Methods include the steps of: (a) forming an emulsion described above; and (b) introducing the emulsion into a portion of a subterranean formation. | 05-23-2013 |
20130310284 | Methods for Stabilizing Water-Sensitive Clays - Methods of stabilizing water-sensitive clays in subterranean formations may include introducing a drill-in treatment fluid into at least a portion of a subterranean formation comprising water-sensitive minerals, where providing the drill-in treatment fluid comprises an aqueous-based fluid and a hydrophobically-modified cationic polymer; and allowing the hydrophobically-modified cationic polymer to at least partially coat the water-sensitive mineral. | 11-21-2013 |
20130312962 | Enhancing the Conductivity of Propped Fractures - Methods for enhancing the conductivity of propped fractures in subterranean formations may involve using a tackifier to minimize particulate settling during particulate placement operations in subterranean formations. For example, methods may involve introducing a first treatment fluid into a wellbore extending into a subterranean formation at a pressure sufficient to create or extend at least one fracture in the subterranean formation; and introducing a second treatment fluid into the wellbore at a pressure sufficient to maintain or extend the fracture in the subterranean formation. The first treatment fluid may include at least a first aqueous base fluid and a tackifier. The second treatment fluid may include at least a second aqueous base fluid and a proppant particle. | 11-28-2013 |
20130338254 | Methods and Compositions for Consolidating Particulate Matter in a Subterranean Formation - Curable adhesive compositions comprising a silane coupling agent; a polymer, the polymer having a reactive silicon end group; a catalyst operable to facilitate the curing of the polymer; and, a diluent and wherein the polymer comprises about 0.1% to about 30% by weight of the curable adhesive composition. The curable adhesive compositions may further comprise a dehydrating agent comprising a component selected from the group consisting of: vinyl trimethoxysilane, vinyl alkoxysilane, inorganic zeolites, and organic zeolites. | 12-19-2013 |
20130341020 | Methods of Using Nanoparticle Suspension Aids in Subterranean Operations - Methods of drilling wellbores, placing proppant packs in subterranean formations, and placing gravel packs in wellbores may involve fluids, optionally foamed fluids, comprising nanoparticle suspension aids. Methods may be advantageously employed in deviated wellbores. Some methods may involve introducing a treatment fluid into an injection wellbore penetrating a subterranean formation, the treatment fluid comprising a base fluid, a foaming agent, a gas, and a nanoparticle suspension aid; and producing hydrocarbons from the subterranean formation via a production wellbore proximal to the injection wellbore. | 12-26-2013 |
20140034309 | MICRO PROPPANTS FOR FAR FIELD STIMULATION - A subterranean zone surrounding a well bore is fractured with a fracturing fluid. Micro proppant of 200 mesh or smaller is pumped into far field fractures of the subterranean zone and props the far field fractures open. | 02-06-2014 |
20140041869 | Method and System for Servicing a Wellbore - A wellbore servicing composition comprising a base fluid, the base fluid comprising a substantially aqueous fluid, a brine, an emulsion, an invert emulsion, an oleaginous fluid, or combinations thereof, a quantity of template assisted crystallization beads, and a wellbore servicing fluid component, the wellbore servicing fluid component comprising a quantity of proppant, a quantity of gravel, or combinations thereof. A wellbore servicing system comprising a flowpath, the flowpath comprising at least one component of wellbore servicing equipment, and a conduit extending from the at least one component of wellbore servicing equipment to a wellbore, and a wellbore servicing fluid disposed within the flowpath, wherein the wellbore servicing fluid comprises a plurality of template assisted crystallization beads. A wellbore servicing method comprising forming a wellbore servicing fluid comprising a quantity of template assisted crystallization beads, and introducing the wellbore servicing fluid into a wellbore, a subterranean formation, or combinations thereof. | 02-13-2014 |
20140057815 | METHODS AND COMPOSITIONS FOR ENHANCING GUAR HYDRATION RATES AND PERFORMING GUAR DERIVATIZATION REACTIONS - Methods are provided that include, but are not limited to, methods of treating guar splits comprising: exposing guar splits to a treatment chemical to create treated guar splits, wherein the treatment chemical comprises at least one treatment chemical selected from the group consisting of: an aqueous salt solution; a caustic solution, and a derivatizing agent; and grinding the treated guar splits to create ground, treated guar splits. | 02-27-2014 |
20140060828 | Methods for Hindering Settling of Proppant Aggregates in Subterranean Operations - Methods of treating subterranean formations with treatment fluids comprising foam particulates are provided. One embodiment provides a method of fracturing a subterranean formation comprising introducing a fracturing fluid into the subterranean formation at a pressure sufficient to create or enhance at least one fracture therein; providing proppant aggregates themselves comprising proppant particles coated with a binding fluid and having foamed particulates adhered thereto; and placing the proppant aggregates suspended in gelled treatment fluid into at least a portion of the fracture so as to form a proppant pack therein. | 03-06-2014 |
20140066342 | LOW DAMAGE SEAWATER BASED FRAC PACK FLUID - Treatment fluids comprising an aqueous fluid and a low-leakoff particulate, wherein the low-leakoff particulate comprises a low molecular weight modified polysaccharide that has been crosslinked with a crosslinking agent wherein the low molecular weight modified polysaccharide contains one or more of the following monosaccharide units: galactose, mannose, glucoside glucose, xylose, arabinose, fructose, glucuronic acid, or pyranosyl sulfate. | 03-06-2014 |
20140076558 | Methods and Compositions for Treating Proppant to Prevent Flow-Back - Methods of consolidating proppant particulates in a subterranean formation comprising providing a proppant slurry comprising a carrier fluid, proppant particulates, and a curable resin composition. The curable resin composition comprises a solid curable resin particulate, a curing agent, and a silane coupling agent. The proppant slurry is introduced into a fracture within a subterranean formation and thereafter solid curable resin particulate softens so as to coat the proppant particulates and then is cured so as to consolidate the proppant particulates into a permeable proppant pack. | 03-20-2014 |
20140083696 | Methods for Enhancing Well Productivity and Minimizing Water Production Using Swellable Polymers - Methods of treating a subterranean formation including providing a treatment fluid comprising a base fluid and proppant particulates coated with a swellable organic polymer to form swellable organic polymer coated proppant particulates, wherein the swellable organic polymer coated proppant particulates are water-swellable, having a swelled configuration when contacted with water and an unswelled configuration in the absence of water contact; introducing the treatment fluid into a fracture in the subterranean formation; swelling the swellable organic polymer coated proppant particulates so as to adopt the swelled configuration and form a proppant pack in the fracture; and unswelling the swellable organic polymer coated proppant particulates so as to adopt the unswelled configuration during hydrocarbon production. | 03-27-2014 |
20140090833 | Methods for Treating Wellbore and Wellbore Operation Fluids - Method comprising providing a portion of a subterranean formation having a first formation bacterial count as a result of the presence of a plurality of bacteria in the formation; providing a wellbore treatment fluid having a first wellbore treatment fluid bacterial count as a result of the presence of a plurality of bacteria in the wellbore treatment fluid; combining the wellbore treatment fluid with a a plurality of bacteriocins; placing the wellbore treatment fluid into a wellbore in the portion of the subterranean formation; reducing the first formation bacterial count to a second formation bacterial count; and reducing the first wellbore treatment fluid bacterial count to a second wellbore treatment fluid bacterial count. | 04-03-2014 |
20140131041 | Methods of Forming and Placing Proppant Pillars Into a Subterranean Formation - Methods of treating a subterranean formation comprising providing a treatment fluid comprising a base fluid, proppant particulates, a consolidating agent, a thermoplastic material, and a degradable polyester material; placing the treatment fluid into the subterranean formation; coating the proppant particulates and the consolidating agent with the thermoplastic material and the degradable polyester material together so as to form proppant pillars; and degrading the degradable polyester material. | 05-15-2014 |
20140131042 | Methods for Generating Highly Conductive Channels in Propped Fractures - Methods of forming conductive channels in a subterranean formation including providing a subterranean formation having a threshold fracture gradient; introducing a fracturing fluid at a rate above the threshold fracture gradient so as to enhance or create at least one fracture in the subterranean formation; introducing a proppant slurry into the at least one fracture at a rate above the threshold fracture gradient so as to propagate the at least one fracture and deposit the proppant slurry therein; wherein the proppant slurry comprises a base fluid and proppant particulates; injecting a substantially proppant-free resilient viscous fluid into the proppant slurry deposited in the at least one fracture at a rate below the threshold fracture gradient so as to generate a continuous channel within the proppant slurry; setting the proppant slurry; and removing the substantially proppant-free resilient viscous fluid from the at least one fracture in the subterranean formation. | 05-15-2014 |
20140144631 | Methods of Forming Functionalized Proppant Particulates for Use in Subterranean Formation Operations - Methods of treating a subterranean formation including providing proppant particulates; providing a treatment fluid comprising a base fluid and a surface modification agent; coating the proppant particulates with a functional agent so as to form functionalized proppant particulates; wherein the functional agent forms a partial molecular layer coating on the proppant particulates; introducing the functionalized proppant particulates into the treatment fluid; and placing the treatment fluid into the subterranean formation. | 05-29-2014 |
20140144633 | Methods of Enhancing Fracture Conductivity of Subterranean Formations Propped with Cement Packs - Methods of treating a subterranean formation including providing a wellbore in a subterranean formation having at least one fracture; providing an expandable cementitious material; introducing the expandable cementitious material into the at least one fracture in the subterranean formation; curing the expandable cementitious material so as to form a cement pack, wherein the curing of the expandable cementitious material expands the expandable cementitious material such that at least one microfracture is created within the at least one fracture in the subterranean formation; and acid-fracturing the at least one fracture in the subterranean formation. | 05-29-2014 |
20140144634 | Methods of Enhancing the Fracture Conductivity of Multiple Interval Fractures in Subterranean Formations Propped with Cement Packs - Methods of treating a wellbore in a subterranean formation having a top portion and a bottom portion, and a middle portion therebetween. The method includes providing a jetting fluid; providing a cement slurry; and providing a breakable gel fluid. Then introducing the jetting fluid into the bottom portion of the wellbore to create or enhance a bottom portion fracture; introducing the jetting fluid into the top portion of the wellbore to create or enhance a top portion fracture; introducing the cement slurry into the top portion fracture; introducing the cement slurry into the bottom portion fracture; and introducing the breakable gel fluid into the wellbore so as to prevent the expandable cementitious material from migrating out of the top portion fracture and bottom portion fracture. The expandable cementitious material is cured so as to form a cement pack, the breakable gel fluid is broken and removed from the subterranean formation. | 05-29-2014 |
20140144635 | Methods of Enhancing Fracture Conductivity of Subterranean Formations Propped with Cement Pillars - Methods of treating a subterranean formation having at least one fracture including providing a cement slurry comprising an expandable cementitious material and a breakable foamed carrier fluid, wherein the expandable cementitious material is capable of consolidating to form a plurality of expandable cementitious material aggregates and wherein the breakable foamed carrier fluid is capable of coating and isolating the expandable cementitious material aggregates; introducing the cement slurry into the fracture; curing the expandable cementitious material aggregates so as to form a cement pillar within the fracture in the subterranean formation, wherein the curing of the expandable cementitious material aggregates expands the expandable cementitious material aggregates such that at least one microfracture is created within the fracture; breaking the breakable foamed carrier fluid; removing the broken breakable foamed carrier fluid from the subterranean formation; and acid-fracturing the at least one fracture in the subterranean formation. | 05-29-2014 |
20140148369 | Methods of Treating a Subterranean Formation with Friction Reducing Clays - Methods of treating a subterranean formation including providing a treatment fluid comprising an aqueous base fluid and a friction reducing clay; wherein the friction reducing synthetic clay is a phyllosilicate clay selected from the group consisting of a phyllosilicate smectite group clay; a phyllosilicate serpentine group clay; a phyllosilicate pyrophyllite-talc group clay; a phyllosilicate mica group clay; a phyllosilicate chlorite group clay; and any combinations thereof; and placing the treatment fluid into the subterranean formation. | 05-29-2014 |
20140305647 | METHODS OF PRODUCING FRICTION REDUCING BIOSYNTHETIC POLYSACCHARIDES - Methods of treating a subterranean formation including providing a treatment fluid comprising an aqueous base fluid and a friction reducing agent, wherein the friction reducing agent is a biosynthetic polysaccharide produced by a host cell line with DNA encoding the biosynthetic polysaccharide; and introducing the treatment fluid into the subterranean formation. | 10-16-2014 |