Halliburton Energy Services, Inc.

The Gillette Company

Ali Alwattari

Dipti Singh

Tatyana V Khamatnurova

Philip D Nguyen

James William Ogle

Jeremy A Holtsclaw

Jody Marie Burks

Prashant Dinkar Chopade

Eli Allen Schnoor

Jimmie Dean Weaver, Jr

Kristina Henkel Holan

David Michael Loveless

Lucas Kurtis Fontenelle

Katelyn Lemm Anderson

Chandra Sekhar Palla Venkata

Thomas Donovan Welton

Loan K Vo

Liang Xin Xu

Denise Nicole Benoit

Theresa Louise Johnson

Nathan Carl Schultheiss

Bradley James Sparks

Aaron Gene Russell

Janette Cortez

Chandra Sekhar Palla-Venkata

Samuel James Maguire-Boyle

Thomas Arthur Sturgis

Ronald McLaughlin

Edward John Popiel

Loan Kim Vo

David Matthew Groh

The present disclosure generally relates to a system and methods for stimulation with particle-stabilized emulsion treatment fluids during hydraulic fracturing operations. A treatment fluid is disclosed, the treatment fluid including a continuous fluid phase, a dispersed fluid phase dispersed throughout the continuous fluid phase, a surfactant, and a plurality of solid particles adsorbed to an interface between the continuous and dispersed fluid phases thereby stabilizing the dispersed fluid phase in the continuous fluid phase. A method for treating a subterranean formation is disclosed, the method including providing a treating fluid comprising a plurality of solid particles adsorbed to an interface between a continuous fluid phase and a dispersed fluid phase, thereby stabilizing the continuous and dispersed fluid phases, and pumping the treating fluid under pressure via a pump to invert the emulsion so that at least a portion of the solid particles are deposited in the subterranean formation.

System and methods for delivery of multiple highly interactive stimulation treatments in single dose and single pumping stage

A method comprising: providing a composition comprising: a base liquid; and solid particles; foaming the composition with a gas to produce a foamed drilling fluid; wherein the foamed drilling fluid is characterized as a Pickering foam wherein at least a portion of the solid particles are dispersed on an interface between the base liquid and the gas to stabilize the Pickering foam; pumping the foamed drilling fluid through a drill string; and extending a wellbore through a subterranean formation.

Pickering foam drilling fluids

Surfactant compositions for treatment of subterranean formations and produced oil are disclosed. Methods of treating a subterranean formation include placing in the subterranean formation a surfactant composition. The surfactant composition includes an alkanolamide surfactant and an alkoxylated alcohol surfactant. The surfactant composition also includes an ionic surfactant, a nonionic surfactant, or a combination thereof, at least one compound according to Formula II: 

Alkyl unsaturated fatty acid ester oil as a oil component in the formulation and application of surfactant flowback aids for subterranean stimulation

Various embodiments relate to compositions including a viscosifying non-ionic associative polymer for treatment of subterranean formations. In various embodiments, the present invention provides a method of treating a subterranean formation. The method includes placing in the subterranean formation a composition including a viscosifying non-ionic associative polymer including at least one hydrophilic block and at least one hydrophobic group that is at each occurrence an independently selected substituted or unsubstituted (C-C)hydrocarbyl group.

Compositions including a viscosifying non-ionic associative polymer for treatment of subterranean formations

Various embodiments disclosed relate to demulsifier compositions for treatment of subterranean formations or produced petroleum comprising an emulsion. In various embodiments, the present invention provides a method of treating a subterranean formation. The method includes placing in the subterranean formation a demulsifier composition. The demulsifier composition includes at least one resin of formula (I) and at least one compound of formula (II).

Performance non-emulsifiers that employ branched alcohols and a new high-solvency carrier oil

Various embodiments disclosed relate to methods of treating subterranean formations including sequential use of at least two surfactants. In various embodiments, the present invention provides a method of treating a subterranean formation including sequentially placing in the subterranean formation a penetrating-aid surfactant and a pore-declogging surfactant.

Methods of treating subterranean formations including sequential use of at least two surfactants

This present application relates generally to enhancing flow of fluids during fracturing operations. More specifically, the application relates to providing a proppant with a low surface energy, introducing the proppant into a subterranean formation with a surfactant selected to interact with the proppant such that the recovery of hydrocarbons from the subterranean formation is enhanced.

Low-energy proppants for downhole operations

The disclosure describes aqueous fracking fluid comprising crosslinked cationic cellulose, methods for preparing the aqueous fracking fluid, and methods of using the aqueous fracking fluid.

Fracturing fluid and method of use

A method of foam fracturing a subterranean formation includes providing an fracturing foam fluid comprising an aqueous base fluid, a cationic polymer, optionally a foam surfactant comprising at least one of an amphoteric surfactant, cationic surfactant, an anionic surfactant, and combinations thereof, and sufficient gas to form a foamed fracturing fluid; and fracturing the subterranean formation with the foamed fracturing fluid. Stable fracturing foams include an aqueous base fluid, a cationic polymer, optionally a foam surfactant comprising at least one of an amphoteric surfactant, cationic surfactant, an anionic surfactant, and combinations thereof, and sufficient gas to form a foamed fracturing fluid.

Cationic polymers for foam fracturing applications

Hydrophobically and hydrophilically modified polysaccharides and methods of using the same for treatment of a subterranean formation. A method of treating a subterranean formation. The method includes obtaining or providing a composition including a hydrophobically and hydrophilically modified polysaccharide (HHMP). The method includes placing the composition in a subterranean formation.

Hydrophobically and hydrophilically modified polysaccharides and methods of using the same for treatment of a subterranean formation

Methods for selecting a surfactant for treating a subterranean formation based on the performance of the surfactant and the characteristics of the subterranean formation and the treatment fluids that may be used to treat that formation are provided. In one embodiment, the method may comprise providing a treatment fluid, formation materials, hydrocarbon, and a plurality of surfactants, wherein the hydrocarbon is acquired from a subterranean formation; selecting at least two surfactants from the plurality of surfactants by determining whether each of the plurality of surfactants separates a mixture of the treatment fluid and the hydrocarbon; and selecting at least one surfactant from the at least two surfactants by determining whether the hydrocarbon displaces the treatment fluid from the formation materials in the presence of each of the at least two surfactants.

Surfactant selection methods for fluid recovery in subterranean formations

Methods including preparing a silanization composition comprising an aqueous base fluid and an alkyltrialkoxysilane; coating the silanization composition at least partially onto proppant particulates, thereby forming coated proppant particulates, wherein the silanization composition imparts hydrophobicity to the proppant particulates; and introducing the coated proppant particulates into a subterranean formation. The alkyltrialkoxysilane in the silanization composition may have the formula R(OR)Si, where Ris a Cto Calkyl chain and Ris an alkyl group selected from the group consisting of methyl, ethyl, butyl, tert-butyl, isopropyl, and any combination thereof.

Hydrophobic surface treatment for use in subterranean formation operations

A treatment fluid comprising: a base fluid; and a surfactant, wherein the surfactant: (i) is a polymer; and (ii) comprises a hydrophilic head group and a hydrophobic tail group, wherein the hydrophilic head group comprises a protein, and wherein the hydrophobic tail group comprises a lipid. A method of treating a subterranean formation comprising: introducing the treatment fluid into a well, wherein the well penetrates the subterranean formation.

Polymeric surfactant containing a protein head group and lipid tail group

Embodiments relate to preparation of expandable particulates and their use in fracturing operations. An embodiment provides a method for treating a subterranean formation comprising: introducing a treatment fluid comprising expandable particulates into the subterranean formation, wherein the expandable particulates each comprise a particulate substrate, a swellable material coating the particulate substrate, and an exterior coating comprising a resin; and depositing at least a portion of the expandable particulates in the subterranean formation.

Expandable particulates and methods of use and preparation

A method is provided for improved degradation of metal-crosslinked polymer gels, which are useful in oil and gas treating operations. In this method a polysaccharide having a higher degree of substitution than the polymer in the polymer gel is added to the gel. The polysaccharide removes the crosslinking metal ion from the gel to thus break down the gel and reduce its viscosity.

Growing community of inventors

The Woodlands, TX, United States of America

Ali Alwattari