Patent application number | Description | Published |
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 |
20140048262 | Methods for Pillar Placement in Fracturing - Methods for placing proppant aggregates using a diverting fluid comprising a diverting agent and a packing fluid. Proppant aggregates are introduced into a fracture that is fluidically connected to a wellbore through a plurality of perforations. Thereafter, a diverting diverting fluid is introduced into the wellbore to seal some perforations and leave at least one unsealed perforation. Once some perforations are sealed, a packing fluid is introduced into the fracture through the at least one unsealed perforation, thereby forming the proppant aggregates to move together and form a proppant bed within the fracture. | 02-20-2014 |
20140054033 | Methods and Compositions for Screenless Completion - Methods are provided that include a method of a) placing a hydrojetting tool into a subterranean formation; b) introducing a jetting fluid that includes an aqueous base fluid, a stabilizing agent, and a cutting agent into the subterranean formation by use of the hydrojetting tool at a rate sufficient to create at least one fracture; c) introducing a slug fluid that includes an aqueous base fluid and a degradable diverting agent into an annulus formed between the hydrojetting tool and the subterranean formation; d) introducing a propping fluid that includes an aqueous base fluid and proppants coated with a consolidating agent into the annulus formed between the hydrojetting tool and the subterranean formation; and e) placing the proppants in the fracture. | 02-27-2014 |
20140054034 | Methods and Compositions for Enhancing Well Productivity in Weakly Consolidated or Unconsolidated Formations - Methods of fracturing a subterranean formation that include the steps of placing a stabilizing fluid comprising a formation stabilizing agent and a degradable fluid loss controlling agent into the subterranean formation at a pressure sufficient to create or enhance at least one fracture therein, wherein the degradable fluid loss controlling agent at least partially covers a face of the fracture; placing a treatment fluid comprising proppants into at least a portion of the fracture; bridging the fluid loss controlling agent, the proppants, or both at or near the tip of the fracture to induce a tip screenout; allowing the proppants to form a proppant pack in the portion of the fracture; and allowing the degradable fluid loss controlling agent to degrade. | 02-27-2014 |
20140054035 | Methods for Propping Fractures Using Proppant-Laden Aggregates and Shear-Thickening Fluids - Methods comprising first introducing a solids-free fracturing fluid into a subterranean formation at a rate sufficient to enhance or create at least one fracture therein. Once a fracture is created or enhanced, a treatment fluid comprising a carrier fluid and a shear-thickening fluid is placed into the fracture. The shear-thickening fluid comprises a propping material selected from the group consisting of: proppant, proppant aggregates, solids free gel bodies, and combinations thereof. The propping material forms a bed within the fracture. In some embodiments, solids-free gel bodies may also be included in the treatment fluid. | 02-27-2014 |
20140060826 | Methods of Forming Pillars and Channels in Propped Fractures - Methods of forming highly conductive pillars and channels in propped fractures in a subterranean formation including a) introducing high-density proppants into a fracture within a subterranean formation, wherein the fracture has a lower portion and an upper portion; b) introducing a spacer gel into the fracture; c) introducing low-density proppants into the fracture; d) repeating any sequence of a), b), and c) until a predetermined amount of high-density proppants, spacer gel, and low-density proppants has been introduced into the fracture; e) allowing the high-density proppants to migrate to the lower portion of the fracture and form a high-density proppant pack; and f) allowing the low-density proppants to migrate to the upper portion of the fracture and form a low-density proppant pack. | 03-06-2014 |
20140060827 | Methods of Hindering the Settling of Proppant Aggregates - Methods comprising providing a carrier fluid having a density; providing a proppant aggregates having a density higher than that of the carrier fluid; and, providing low-density particulates having a density lower than that of the carrier fluid. Then the carrier fluid, proppant aggregates, and low-density particulates are combined to create a propping fluid. The propping fluid then is placed into a fracture within a subterranean formation wherein the low-density particulates slow the settling of the proppant aggregates within the fracture. | 03-06-2014 |
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 |
20140060829 | Methods for Forming Highly Conductive Propped Fractures - Methods of propping subterranean fractures using swellable particulates. Some methods alternate the placement into a fracture of proppant and swellable particulates. Other methods alternate the placement into a fracture of proppant-free fluid and swellable particulates. Still other methods combine proppant and swellable particulates into a single fluid and place that fluid into a subterranean fracture. The methods are useful for treatment of low closure stress formations. | 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 |
20140076559 | Methods of Treating a Subterranean Formation with Stress-Activated Resins - Methods of treating a subterranean formation including introducing a fracturing fluid into the subterranean formation at a pressure sufficient to create or enhance at least one fracture therein; providing a treatment fluid comprising a base fluid, proppant particulates, a crosslinking agent, and a stress-activated resin comprising a stress-activated moiety, wherein the stress-activated resin does not substantially react with the crosslinking agent until placed under stress; introducing the treatment fluid into the at least one fracture of the subterranean formation; removing the pressure in the subterranean formation such that the fracture closes on the treatment fluid and applies a stress to the stress-activated resin; and crosslinking the resin with the crosslinking agent, thereby forming a resinous proppant pack therein. | 03-20-2014 |
20140076570 | Methods of Treating Long-Interval and High-Contrast Permeability Subterranean Formations with Diverting Fluids - Methods of treating a portion of a subterranean formation, including providing a treatment fluid comprising an aqueous base fluid, a treating agent, a foaming agent, a gas source, and a self-degradable diverting agent; placing the treatment fluid into the portion of the subterranean formation; and degrading the self-degradable diverting agent within the subterranean formation. | 03-20-2014 |
20140083695 | METHODS OF ENHANCING FRACTURING STIMULATION IN SUBTERRANEAN FORMATIONS USING IN SITU FOAM GENERATION AND PRESSURE PULSING - Methods of enhancing fracturing stimulation in subterranean formations using in situ foam generation and pressure pulsing including providing a jetting fluid comprising an aqueous base fluid; providing a fracturing fluid comprising an aqueous base fluid, a gelling agent, a proppant agent, a gas generating chemical, and a gas activator; introducing the jetting fluid into a subterranean formation to create or enhance at least one fracture therein; introducing the fracturing fluid into the at least one fracture; applying intermittent pressure pulsing to the fracturing fluid to extend the at least one fracture. | 03-27-2014 |
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 |
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 |
20140144629 | Methods for Hindering the Settling of Proppant in a Subterranean Formation - Methods of treating a subterranean formation including providing a subterranean formation comprising at least one fracture; providing proppant particulates coated with a binding agent and having a gas-generating chemical and a delayed encapsulated activator attached thereto so as to form coated proppant particulates; suspending the coated proppant particulates in a treatment fluid; placing the treatment fluid into the at least one fracture; and reacting the gas-generating chemical and the delayed encapsulated activator so as to produce a gas within the at least one fracture and form a proppant pack therein. | 05-29-2014 |
20140144630 | Methods of Treating a Subterranean Formation with Thermally Activated Suspending Agents - Methods of treating a subterranean formation having at least one fracture including providing a thermal thinning resistant treatment fluid comprising an aqueous base fluid, proppant particulates, and a thermally activated suspending agent; wherein the thermally activated suspending agent is hydratable above a threshold temperature; introducing the thermal thinning resistant treatment fluid into the subterranean formation; exceeding the threshold temperature so as to hydrate the thermally activated suspending agent; and placing the proppant particulates into the at least one fracture. | 05-29-2014 |
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 |
20140144638 | Methods for Controlling Unconsolidated Particulates in a Subterranean Formation - Methods of treating a wellbore in a subterranean formation comprising unconsolidated particulates including providing a treatment fluid comprising a furan-based resin and a stimuli-delayed acid generator; wherein the stimuli-delayed acid generator generates acid upon encountering a wellbore stimulus and wherein at least a portion of the stimuli-delayed acid generator is a liquid; introducing the treatment fluid into the wellbore in the subterranean formation; and stimulating the stimuli-delayed acid generator so as to generate acid and at least partially cure the furan-based resin; wherein the at least partial curing of the furan-based resin at least partially consolidates the unconsolidated particulates. | 05-29-2014 |
20140144639 | METHODS FOR HINDERING THE SETTLING OF PARTICULATES IN A SUBTERRANEAN FORMATION - Embodiments herein include a method comprising proving a treatment fluid comprising an activator and providing gas-forming particulates comprising coating particulates with a binding agent, wherein the binding agent holds a gas-generating chemical onto the particulates. The gas-forming particulates are suspended in the treatment fluid and the treatment fluid comprising the gas-forming particulates is introduced into a subterranean formation. The gas-generating chemical and the activator then react to generate gas-formed particulates. | 05-29-2014 |
20140166286 | Methods of Enhancing the Conductivity of Propped Fractures with In-Situ Acidizing - Methods of treating subterranean formations comprising providing a wellbore in a subterranean formation having at least one fracture therein; providing a first treatment fluid comprising a base fluid and an acid generating inert agent; providing a second treatment fluid comprising a base fluid, and an acid generating activator; introducing the first treatment fluid into the at least one fracture; and introducing the second treatment fluid into the at least one fracture, wherein the acid generating inert agent in the first treatment fluid reacts with the acid generating activator in the second treatment fluid so as to generate an acid in the at least one fracture and create or enhance at least one microfracture therein. | 06-19-2014 |
20140190700 | COMPOSITIONS AND METHODS FOR CONTROLLING PARTICULATE MIGRATION IN A SUBTERRANEAN FORMATION - Stabilizers that include hydrophobically modified amine-containing polymers may be utilized as compositions or in methods for controlling particulate migration in a subterranean formation. For example, a method may include providing a treatment fluid that comprises a base fluid and a hydrophobically modified amine-containing polymer (HMAP), the HMAP comprising a plurality of hydrophobic modifications on an amine-containing polymer; introducing the treatment fluid into a wellbore penetrating a subterranean formation, the subterranean formation comprising a plurality of particulates; and allowing the HMAP to coat at least some of the particulates. | 07-10-2014 |
20140213490 | Wellbore Servicing Compositions and Methods of Making and Using Same - A method of servicing a wellbore in a subterranean formation comprising placing a wellbore servicing fluid comprising a coupling agent, a hardenable resin and a hardening agent into the wellbore wherein the coupling agent comprises a multihydroxy phenyl, a dihydroxy phenyl, a trihydroxy phenyl, ascorbic acid, a hydroxymethylnaphthol, an oxidation product thereof, a derivative thereof, or combinations thereof. A wellbore servicing fluid comprising a coupling agent, a hardenable resin, a hardening agent and a proppant wherein the coupling agent comprises a multihydroxy phenyl, a dihydroxy phenyl, a trihydroxy phenyl, ascorbic acid, a hydroxymethylphenol, a hydroxymethylnaphthol, an oxidation product thereof, a derivative thereof, or combinations thereof. | 07-31-2014 |
20140238673 | METHODS OF STABILIZING WEAKLY CONSOLIDATED SUBTERRANEAN FORMATION INTERVALS - Methods of fracturing a weakly consolidated target interval in a wellbore in a subterranean formation including providing a pad fluid comprising an aqueous base fluid and nanoparticulates; providing a fracturing fluid comprising an aqueous base fluid and gravel; introducing the pad fluid in the wellbore at or above a fracture gradient rate so as to create or enhance at least one fracture at or near the weakly consolidated target interval, such that the nanoparticulates in the pad fluid penetrate into the weakly consolidated target interval and into the at least one fracture; introducing the fracturing fluid in the wellbore at or above the fracture gradient rate so as to enhance the at least one fracture and form a proppant pack in the at least one fracture; and consolidating the weakly consolidated target interval. | 08-28-2014 |
20140251611 | Methods of Transporting Proppant Particulates in a Subterranean Formation - Methods of treating a wellbore in a subterranean formation including providing an oil-external treatment fluid, wherein the oil-external treatment fluid is a 3D-network comprising a chemical interaction between a hydrocarbon fluid, an aqueous fluid, and a surface modification agent; providing proppant particulates; suspending the proppant particulates in the oil-external treatment fluid; and introducing the oil-external treatment fluid comprising the proppant particulates into the wellbore in the subterranean formation. | 09-11-2014 |
20140262294 | Methods of Treating a Subterranean Formation with One-Step Furan Resin Compositions - Methods including providing at least one target interval in a wellbore, wherein the at least one target interval has a temperature of at least about 70° F. to at least about 290° F.; providing a pad fluid; providing a treatment fluid comprising proppant particulates coated with a one-step furan resin composition, wherein the one-step furan resin composition comprises a furan polymer, a hydrolyzable ester, a silane coupling agent, a surfactant, and a solvent; introducing the pad fluid into the wellbore at a rate and pressure sufficient to create or enhance at least one fracture within the target interval; introducing the treatment fluid into the wellbore so as to deposit the proppant particulates coated with the one-step furan resin composition into the at least one fracture; and setting the one-step furan resin composition so as to form at least a partially consolidated permeable proppant pack in the at least one fracture. | 09-18-2014 |
20140284054 | Methods for Consolidation Treatments in Subterranean Formations Using Silicon Compounds Derived from Furfuryl Alcohols - Methods of treating a wellbore in a subterranean formation including providing a treatment fluid comprising a consolidating agent, wherein the consolidating agent comprises the reaction product of a furfuryl alcohol or a furfuryl alcohol derivative and a silicon derivative compound selected from the group consisting of a siloxane; a silane; a silanol; a silsesquioxane; any derivative thereof; and any combination thereof; introducing the treatment fluid into the wellbore in the subterranean formation; contacting the consolidating agent with a surface of the wellbore in the subterranean formation; and setting the consolidating agent. | 09-25-2014 |
20140311743 | Methods and Compositions of Treating Subterranean Formations with a Novel Resin System - Methods of treating a wellbore in a subterranean formation including providing an aqueous treatment fluid comprising a liquid resin agent, wherein the liquid resin agent comprises the reaction product of a multifunctional electrophilic compound and at least one nucleophilic compound selected from the group consisting of a dimer acid; a dimer amine; any derivative thereof; and any combination thereof, and wherein the multifunctional electrophilic compound comprises least two electrophilic reactive groups; introducing the aqueous treatment fluid into the wellbore in the subterranean formation; and, curing the liquid resin agent. | 10-23-2014 |
20140311745 | Methods and Compositions of Treating Subterranean Formations with a Novel Resin System - Embodiments including methods of treating a subterranean formation comprising providing a solvent-based treatment fluid comprising a liquid resin agent, wherein the liquid resin agent comprises the reaction product of a multifunctional electrophilic compound comprising at least two electrophilic reactive groups and at least one nucleophilic compound selected from the group consisting of a dimer acid; a dimer diamine; any derivative thereof; and any combination thereof, and wherein the multifunctional electrophilic compound comprises at least two electrophilic reactive groups; introducing the solvent-based treatment fluid into the subterranean formation; and curing the liquid resin agent. | 10-23-2014 |
20140318779 | Methods of Coating Proppant Particulates for Use in Subterranean Formation Operations - Methods including providing resin double-coated proppant comprising proppant coated with a first resin and thereafter coated with a second resin atop of the first resin; wherein the first resin is curable by a first curing agent and wherein the second resin is curable by a second curing agent that is different than the first curing agent; curing the second resin by exposing it to the second curing agent; introducing the resin double-coated proppant into at least a portion of a fracture within a subterranean formation; breaking the cured second resin to expose the first resin; introducing the first curing agent into the portion of the fracture where the resin double-coated proppant was placed; and curing the first resin by exposing it to the first curing agent to form a proppant pack. | 10-30-2014 |
20140345870 | Methods for Stimulation and Stabilization of Subterranean Formations - Methods treating a subterranean formation including providing a one-step acidizing treatment fluid comprising a first aqueous base fluid, a formation stimulation agent, and a stabilizing emulsion, wherein the stabilizing emulsion is an aqueous external emulsion comprising a second aqueous base fluid, a surfactant, and an aqueous-based surface modification agent; introducing the one-step acidizing treatment fluid into the subterranean formation; contacting the formation stimulation agent with the subterranean formation so as to acidize the subterranean formation and create conductive channels therethrough; and contacting the stabilizing emulsion with the subterranean formation so as to release the aqueous-based surface modification agent and stabilize unconsolidated formation particulates therein. | 11-27-2014 |
20140374093 | Methods for Forming Proppant-Free Channels in Proppant Packs in Subterranean Formation Fractures - Methods of treating a fracture in a subterranean formation including providing a proppant-free fluid comprising a first gelling agent; providing a proppant fluid comprising a second gelling agent and proppant aggregates, wherein the proppant-free fluid and the proppant fluid are substantially immiscible; continuously pumping the proppant-free fluid into the subterranean formation; continuously pumping the proppant fluid into the subterranean formation, wherein the proppant-free fluid and the proppant fluid are present simultaneously in a portion of the subterranean formation but remain immiscible; placing the proppant aggregates into a portion of the fracture in the subterranean formation so as to form a proppant pack having proppant-free channels therein. | 12-25-2014 |