Patent application number | Description | Published |
20080257553 | Aggregating reagents, modified particulate metal-oxides and proppants - A method for treating solid materials is disclosed, where the treating compositions coats surfaces or portions of surfaces of the solid materials changing an aggregation or agglomeration propensity of the materials. Treated solid materials are also disclosed. The methods and treated materials are ideally suited for oil field applications. | 10-23-2008 |
20080257554 | FOAMED FLUID ADDITIVE FOR UNDERBALANCE DRILLING - A method of drilling or gas-lifting is disclosed where the methods including the use of a foaming agent and a gas, where the foaming agent is a keratin and the hydrostatic pressure of the fluid in the well is for a portion of the drilling or gas-lift operation less than an hyrdrostatic pressure of the formation being drilled or under production. | 10-23-2008 |
20080283242 | APPARATUS, COMPOSITIONS, AND METHODS OF BREAKING FRACTURING FLUIDS - Apparatus and methods of reducing the viscosity of a gelled fluid is provided. In one embodiment, a viscosity reducing microbe is disposed in a capsule and added to the gelled fluid. The gelled fluid may include a thickening agent adapted to increase its viscosity. Upon release from the capsule, the microbe begins to digest the thickening agent in the gelled fluid and/or releases enzymes that that breakdown the thickening agent. | 11-20-2008 |
20090200027 | COMPOSITIONS AND METHODS FOR GAS WELL TREATMENT - A microemulsion system is disclosed which comprises a solvent subsystem, a co-solvent subsystem and a surfactant subsystem comprises at least one monoalkyl branched propoxy sulfate anionic surfactant, where the microemulsion system are useful in drilling, producing, remediation, and fracturing application to reduce water blocks and water blocking in formation of a producing formation. | 08-13-2009 |
20090200033 | COMPOSITIONS AND METHODS FOR GAS WELL TREATMENT - A microemulsion system is disclosed which comprises a solvent subsystem, a co-solvent subsystem and a surfactant subsystem comprises at least one monoalkyl branched propoxy sulfate anionic surfactant, where the microemulsion system are useful in drilling, producing, remediation, and fracturing application to reduce water blocks and water blocking in formation of a producing formation. | 08-13-2009 |
20090275488 | METHODS FOR INCREASE GAS PRODUCTION AND LOAD RECOVERY - Methods are disclosed for improved sand control, fines control, load recovery and well productivity, where the compositions comprise reaction products of an amine and a phosphate-containing compound. | 11-05-2009 |
20100000795 | ENHANCED OIL-BASED FOAM DRILLING FLUID COMPOSITIONS AND METHOD FOR MAKING AND USING SAME - New oil-based foam drilling fluids for oil and/or gas wells are disclose as well as methods of making and using same. The new oil-based drilling fluids including a base oil, a foaming agent and a polymer including at least one aromatic olefin monomer and at least one diene monomer, where the polymer improves foam properties rendering a foam stable at temperatures at or above 300° F. and even at temperatures at or above 350° F. | 01-07-2010 |
20100077938 | STABLE FOAMED CEMENT SLURRY COMPOSITIONS AND METHODS FOR MAKING AND USING SAME - A foamed cement composition is disclosed for utilization in performing a variety of well cementing operations, and to methods for making and using same. The foamed cement composition basically includes a cement, water sufficient to form a pumpable slurry, a gas sufficient to foam the slurry, a foaming agent and optionally a foam stabilizing agent. | 04-01-2010 |
20100122815 | FOAMED GEL SYSTEMS FOR FRACTURING SUBTERRANEAN FORMATIONS, AND METHODS FOR MAKING AND USING SAME - An aqueous, foamable composition useful for formation fracturing is disclosed, which includes an ionically coupled gel system. These compositions are well suited in fracturing formation where there are insufficient or non-existent hydration units. Methods for making the compositions and methods using the foamable compositions to fracture formation with insufficient hydration units. | 05-20-2010 |
20100197968 | ALDEHYDE-AMINE FORMULATIONS AND METHOD FOR MAKING AND USING SAME - A novel method for producing amine-aldehyde sulfur scavenging compositions are disclosed, where the method comprises contacting an amine containing component and a aldehyde containing component in the presence of an alcohol at an amine to aldehyde ratio of between about 0.8 and 0.45 for a reaction time and at a reaction temperatures sufficient to produce an amine-aldehyde adduct product having a specific gravity between about 3% and 7% less than the specific gravity of a mixture of starting materials. | 08-05-2010 |
20100212905 | METHOD AND SYSTEM USING ZETA POTENTIAL ALTERING COMPOSITIONS AS AGGREGATING REAGENTS FOR SAND CONTROL - Methods and systems are disclosed for well completion and/or production, where an aggregating, agglomerating or conglomerating composition is injected into a producible formation, zone or interval thereof to alter an aggregation or zeta potential of formation surfaces and particulate to increase a maximum sand free production rate. | 08-26-2010 |
20100252262 | LOW CONCENTRATIONS OF GAS BUBBLES TO HINDER PROPPANT SETTLING - Methods are disclosed for reducing settling rates of proppants in fracturing fluids, where the method includes injection sufficient gas into the fluid to form bubbles that reduce proppant settling rates. Compositions including a proppants make buoyant with gas bubbles are also disclosed. | 10-07-2010 |
20100292108 | AGGREGATING COMPOSITIONS, MODIFIED PARTICULATE METAL-OXIDES, MODIFIED FORMATION SURFACES, AND METHODS FOR MAKING AND USING SAME - A method for treating solid materials is disclosed, where the treating compositions coats surfaces or portions of surfaces of the solid materials changing an aggregation or agglomeration propensity of the materials. Treating composition and treated solid materials are also disclosed. The methods and treated materials are ideally suited for oil field applications. | 11-18-2010 |
20100305010 | HIGH DENSITY PHOSPHATE BRINES AND METHODS FOR MAKING AND USING SAME - New heavy phosphate brines are disclosed, where the water soluble phosphate brines include two or more metal phosphate. Methods for making and using the heavy phosphate brines in drilling, completion, and fracturing operations are also disclosed. | 12-02-2010 |
20110005756 | USE OF ZETA POTENTIAL MODIFIERS TO DECREASE THE RESIDUAL OIL SATURATION - Compositions and methods for their use are disclosed, where the compositions comprise an amine component, an amine/phosphate ester component and optionally a solvent component. The compositions are adapted to coat solid materials, substrates and/or surfaces of producing of reservoirs and formations and methods for making and using same, where the coating agents modify surface properties of the solid materials, substrates and/or surfaces of producing formations decreasing residual oil saturation. | 01-13-2011 |
20110177982 | APPARATUS, COMPOSITIONS, AND METHODS OF BREAKING FRACTURING FLUIDS - Apparatus and compositions for reducing the viscosity of a gelled fluid is provided. In one embodiment, a viscosity reducing microbe is disposed in a capsule and added to the gelled fluid. The gelled fluid may include a thickening agent adapted to increase its viscosity. Upon release from the capsule, the microbe begins to digest the thickening agent in the gelled fluid and/or releases enzymes that that breakdown the thickening agent. | 07-21-2011 |
20110183872 | METHODS FOR GAS WELL TREATMENT - Methods for using a microemulsion system are disclosed which comprises a solvent subsystem, a co-solvent subsystem and a surfactant subsystem comprises at least one monoalkyl branched propoxy sulfate anionic surfactant, where the microemulsion system are useful in drilling, producing, remediation, and fracturing application to reduce water blocks and water blocking in formation of a producing formation. | 07-28-2011 |
20110247821 | COMPOSITIONS AND METHOD FOR BREAKING HYDRAULIC FRACTURING FLUIDS - Breaking compositions are disclosed for controlled breaking of borate cross-linked fracturing fluids, and to method for making and using same, where the composition includes an oxidative component and an ester component. | 10-13-2011 |
20110284247 | RESIN SEALANT FOR ZONAL ISOLATION AND METHODS FOR MAKING AND USING SAME - Epoxy-based, temperature specific zonal isolation compositions are disclosed and methods for isolating zones in borehole of oil and gas wells using the compositions, where the composition is adjusted for use in high-temperature, mid-temperature and low-temperature applications. | 11-24-2011 |
20110284248 | FOAM RESIN SEALANT FOR ZONAL ISOLATION AND METHODS FOR MAKING AND USING SAME - Foamable epoxy-based zonal isolation sealing compositions are disclosed and methods for isolating zones in borehole of oil and gas wells using the compositions. The foam nature of the cured seals provide sufficient compressibility and resiliency to be used with expandable tubing without substantial loss in sealant integrity and in squeeze operations. | 11-24-2011 |
20120071366 | COMPLEMENTARY SURFACTANT COMPOSITIONS AND METHODS FOR MAKING AND USING SAME - Complementary surfactant systems and downhole fluids made using the systems are disclosed along with methods for making and using same, where the surfactant systems include from 0 wt. % to 100 wt. % of a first surfactant subsystem, from 100 wt. % to 0 wt. % of a second surfactant subsystem, and from 0 wt. % to 100 wt. % of a solvent subsystem based on the wt. % of the surfactant subsystems, where the system is tailored to foam the fluid including the analyzed crude and/or condensate. | 03-22-2012 |
20120071370 | DEFOAMER FORMULATION AND METHODS FOR MAKING AND USING SAME - Defoamer compositions are disclosed and methods for making and using same, where the defoamer has universal applicability at low concentrations. The defoamer compositions include between 40 vol. % and about 80 vol. % distilled water (other waters may be used instead), 10 vol. % and about 30 vol. % of silicon anti-foam agent and between about 10 vol. % and about 30 vol. % of active silicon anti-foam agent. The defoamer compositions are used in amount of less than or equal to 200 ppm in all foamed downhole fluid systems. | 03-22-2012 |
20120073813 | Novel Weight Materials for Use in Cement, Spacer and Drilling Fluids - A drilling fluid, spacer fluid and cementing compositions for use in subterranean wells are disclosed along with methods for making using same, where the compositions include a weighting system having an effective amount of a metal silicon alloy, mixtures of metal silicon alloys, or mixtures of metal silicon alloys and conventional weighting agents, to produce compositions having a desired high density, while retaining other fluid properties such as pumpability, gas tight sealing, low tendency to segregate, and reduced high temperature cement strength retrogression. | 03-29-2012 |
20120160500 | METHODS FOR USING NON-VOLATILE PHOSPHORUS HYDROCARBON GELLING AGENTS - New fluids are disclosed for use in servicing subterranean formations containing oil and gas. In particular, an improved chemical gelling additive for hydrocarbon based fracturing fluids is disclosed having reduce, negligible or no volatile phosphorus at temperatures below about 250° C. | 06-28-2012 |
20120279727 | ENHANCING DELAYING IN SITU GELATION OF WATER SHUTOFF SYSTEMS - Gel compositions are disclosed including a high molecular weight water-soluble acrylamide polymer, a chromium III/carboxylate complex capable of crosslinking the polymer and a buffered aqueous solvent. The gel compositions are prepared at the surface and injected into a zone of a formation assessable by a wellbore to form a continuous single-phase gel. The gel compositions may be tailored to a specific formation by predetermining gelation rate, gel strength and/or gel stability to form gels having predetermined properties suitable for the zone. | 11-08-2012 |
20120295820 | MANAGEMENT OF CORROSION IN PHOSPHATE BRINES - Phosphate brines are disclosed having reduced corrosive ratings. The phosphate brines include an additive system that reduces the corrosiveness of the phosphate brines compared to the phosphate brines in the absence of the additive system. | 11-22-2012 |
20120302468 | FORMULATIONS AND USES OF DRILLING FLUIDS CONTAINING VISCOSIFIED PHOSPHATE BRINE - Viscosified phosphate brine base fluids are disclosed, where the fluids include a hydratable polymer, have a density at or above about 10 lb/gal and a viscosity of at least 5 cP. Method for making and using the viscosified phosphate brine base fluids are also disclosed, including using the fluid in drilling, completing, and/or fracturing of oil and/or gas wells. | 11-29-2012 |
20130196884 | Downhole Chemical Delivery For Oil And Gas Wells - A method of reducing the cost and environmental impact of chemicals used in hydraulic fracturing is to use a proppant that is coated with at least two chemicals, where each of those chemicals are useful in treating a well. By coating at least two chemicals onto the proppant the amounts of chemicals required to treat a well are reduced by delivering the chemicals to only the areas that require treatment. Additionally mixing issues are avoided as only a single proppant or substrate is used in the well. | 08-01-2013 |
20130288934 | Composite Solids System to Prepare Polymer Solutions for Hydraulic Fracturing Treatments - A method of reducing the cost and environmental impact of chemicals used in hydraulic fracturing is to use multiple chemicals that are pre-mixed and then formed into a single solid blended mixture. By forming at least two chemicals into a single solid mixture, the complexity involved in transporting multiple solid or liquid chemicals is avoided. If the solid chemicals were merely premixed they would tend to segregate during shipping, handling, and storage altering the concentration of the chemical mix as it is pumped downhole. Simply having less equipment on the wellsite increases the accuracy of the well treating process and decreases the likelihood of a time consuming and thus costly delay due to equipment failure. | 10-31-2013 |
20130327530 | Composition and Method to Replace Polysacharides in Hydraulic Fracturing - A method to reduce the amount of gelling agent utilized in hydraulic fracturing fluids in the presence of a relatively high concentration of brine. | 12-12-2013 |
20150011441 | Mutual Solvent for Downhole Use - A mutual solvent for use in oil and gas well operations comprising an ethoxylated alcohol surfactant, having a six carbon backbone chained to three ethylene oxide groups with a hydrophilic lipophilic balance between 11 and 12 but more preferably of about 11.3. Such a mutual solvent may be used in an oil and gas well as a spacer system, in acid treatments to remove the spent acid, and in solvent systems to remove asphaltenic or paraffinic compounds. | 01-08-2015 |