Halliburton Energy Services, Inc.

Solugen, Inc.

Jun Su An

Paul T Schuber

Philip D Nguyen

Tatyana V Khamatnurova

Jason Helander

Thomas A Swanson

Ronald Glen Dusterhoft

Antonio Recio, Iii

Janette Cortez Montalvo

Gaurab Chakrabarti

Chris Arceo

Enrique Antonio Reyes

Aaron Michael Beuterbaugh

Denise Nicole Benoit

Travis Hope Larsen

Robert Douglas Hillard

Sean T Hunt

Toni M Lee

Tom Swanson

Kevin Loftis

Frederyk Ngantung

Andrew Mordh

Sean Hunt

Abdul Siraj

A method for precious metal extraction comprises contacting a precious metal-containing ore with an improved cyanide extraction agent under conditions suitable for the formation of a coated precious metal-containing ore where the extraction agent comprises (i) a cement and (ii) a cement retarder; and contacting the coated precious metal-containing ore with a cyanide solution to form soluble precious metal complexes. A composition for gold extraction comprising: (i) a cement (ii) a cement retarder and (iii) an inorganic cyanide salt.

Compositions and methods for improved precious metal extraction from ore

A composition for efficient metal chelation includes (i) a primary chelant; (ii) a coordination enhancing additive; and (iii) a solvent. A wellbore servicing fluid includes (i) a primary chelant; (ii) a coordination enhancing additive; and (iii) a solvent.

Compositions and methods for iron chelation

A method of reducing injection pressure during a hydrocarbon resource recovery operation, the method comprising: introducing a treatment fluid comprising a biochelant and a solvent for a time period sufficient to reduce an injection pressure of the injection well by equal to or greater than about 25%. A method of asphaltene and paraffin dispersion, the method comprising introducing a treatment fluid into a well disposed within a subterranean formation, wherein the treatment fluid comprises a biochelant and solvent.

Compositions and methods for reducing injection pressure in resource recovery operations

A method for determining a water treatment plan for produced water includes receiving sample water analysis for the produced water, and receiving one or more key performance indicators (KPIs) that each indicate a selected treatment result for the produced water. In addition, the method includes providing the sample water analysis and the KPIs to a machine learning model and determining a water treatment plan for the produced water using the machine learning model, wherein the water treatment plan comprises one or more additives for the produced water that are to provide the produced water with the KPIs.

Systems and methods for generating water treatment plans

A method for removal of sulfide from a stream, the method comprising preparing a metal-chelant complex, designated M-Yn, where M is a divalent or trivalent cation, Y comprises a gluconic acid, glucaric acid or derivative thereof, and n is from about 1 to about 3; contacting a mixture comprising M-Yn and a base with a sulfide stream under conditions suitable for the formation of a metal-sulfide species; and contacting the metal-sulfide species with an oxidizing agent to form a soluble metal sulfide species. A method for removal of sulfide from a stream, the method comprising preparing a sulfide scavenging mixture comprising a base and a metal-complex characterized by Structure (I); contacting the sulfide scavenging mixture with a sulfide stream under conditions suitable for the formation of a metal-sulfide species; and contacting the metal-sulfide species with an oxidizing agent to form a soluble metal sulfide species.

Sulfide scavenging using biodegradable complexes

A method of producing natural resources from a wellbore penetrating a subterranean formation with a Huff and Puff process comprising: (a) placing a recovery enhancing fluid system into the wellbore during an injection (Huff) period of time wherein placing the recovery enhancing fluid system comprises injecting under pressure; (b) ceasing injection of the recovery enhancing fluid system and allowing the composition to soak in the subterranean formation for a soak period of time; (c) producing fluids from the subterranean formation during a production (Puff) period of time; and (d) optionally repeating steps (a) to (c) for a plurality of Huff, soak, and Puff periods of time, respectively.

Enhanced oil recovery harvesting for fractured reservoirs

Foamed treatment fluids for use in subterranean formations are provided. In one embodiment, a method of using a foamed treatment fluid comprises: introducing a foamed treatment fluid into a wellbore penetrating at least a portion of a subterranean formation at or above a pressure sufficient to create or enhance one or more fractures in the subterranean formation, wherein the foamed treatment fluid comprises an aqueous base fluid, one or more surfactants, a natural gas, and a plurality of nanoparticles.

Foamed treatment fluids comprising nanoparticles

Foaming formulations and methods and systems for using foaming formulations are disclosed. Concentric tubing can be positioned in a wellbore in a subterranean formation to position an exit orifice of the concentric tubing at a target zone. A foaming formulation can be injected through a first flow path of the concentric tubing and a blowing gas can be injected through a second flow path of the concentric tubing to maintain separation until the foaming formulation and the blowing gas exit the concentric tubing. Mixing of the foaming formulation and the blowing gas at the target zone can generate foam.

Energized natural gas foam delivery devices and methods

Systems and methods for treating proppant to mitigate erosion of equipment used in certain subterranean fracturing operations are provided. In some embodiments, the methods comprise: conveying a plurality of coated proppant particulates into a blender, wherein the coated proppant particulates comprise at least a partial coating of DFR and/or a hydratable polymer; blending the plurality of coated proppant particulates with an aqueous base fluid in the blender to form a treatment fluid; and introducing the treatment fluid from the blender into at least a portion of a subterranean formation.

Proppant treatments for mitigating erosion of equipment in subterranean fracturing operations

A method for protecting a wellbore includes identifying a parent wellbore and a child wellbore and identifying a parent well stage along the parent wellbore that has the potential to interact with a child well stage along the child wellbore while the child well stage undergoes hydraulic fracturing. The method further includes pumping a treatment fluid downhole to the parent well stage for pressurizing the parent well stage to a pressure that is equal to or greater than the pressure in the child well stage while the child well stage undergoes hydraulic fracturing and maintaining the pressure in the parent well stage that is equal to or greater than the pressure in the child well stage while the child well stage undergoes hydraulic fracturing.

Growing community of inventors

Houston, TX, United States of America

Jun Su An