CESI CHEMICAL, INC. Patent applications |
Patent application number | Title | Published |
20160075934 | WATER-IN-OIL MICROEMULSIONS FOR OILFIELD APPLICATIONS - A well treatment microemulsion includes an oil external phase, an internal aqueous phase and a hydrophilic surfactant. The surfactant has a hydrophile lipophile balance of between 8-18. The oil external phase may include d-Limonene, xylenes, light mineral oil, or kerosene. The surfactant is configured to emulsify the water of the internal aqueous phase into the oil of the external (continuous) phase. The surfactant may include polyoxyethylene sorbitan monooleate, polyoxyethylene sorbitan tristearate, polyoxyethylene hydrogenated castor oil, polyoxyethylene sorbitan monostearate, polyoxyethylene sorbitan monooleate, polyoxyethylene sorbitan monolaurate or mixtures therebetween. The use of hydrophilic surfactants to emulsify an internal aqueous phase within an oil external microemulsion produces unexpected and beneficial results. | 03-17-2016 |
20160060505 | COMPOSITIONS AND METHODS FOR ENHANCEMENT OF PRODUCTION OF LIQUID AND GASEOUS HYDROCARBONS - A well treatment composition is well-designed for the simultaneous enhancement of the production of both liquid and gaseous hydrocarbons from the same reservoir on a non-selective basis. The well treatment composition includes a first surfactant and a second surfactant, wherein the second surfactant is selected from the group consisting of ethoxylated alkylene amines, ethoxylated alkyl amines, propoxylated alkylene amines, propoxylated alkyl amines, ethoxylated-propoxylated alkylene amines and ethoxylated-propoxylated alkyl amines. The well treatment composition also includes a first solvent, a second solvent and water. Methods for using the well treatment composition include the steps of emplacing the well treatment composition into wells having high and low gas-to-oil ratios. | 03-03-2016 |
20160032172 | POLYMERS AND EMULSIONS FOR USE IN OIL AND/OR GAS WELLS - Methods and compositions comprising an emulsion or a microemulsion and a polymer for use in an oil and/or gas well are provided. In some embodiments, the emulsion or the microemulsion comprises water, a solvent, and a surfactant, and optionally, one or more additives. In certain embodiments, the polymer comprises a copolymer comprising an acrylamide. | 02-04-2016 |
20160024891 | METHODS AND COMPOSITIONS RELATED TO GELLED LAYERS IN OIL AND/OR GAS WELLS - Methods and compositions for the prevention of the formation, breakdown, and/or removal of gelled layers in an oil and/or gas well are provided. In some embodiments, the compositions and methods comprise a concentrate, as described in more detail herein, where the concentrate comprises two or more surfactants. In certain embodiments, the compositions and methods comprise an emulsion or a microemulsion. The emulsion or microemulsion may include a surfactant, optionally a solvent, and optionally a freezing point depression agent or other components. | 01-28-2016 |
20160024890 | METHODS AND COMPOSITIONS RELATED TO GELLED LAYERS IN OIL AND/OR GAS WELLS - Methods and compositions for the prevention of the formation, breakdown, and/or removal of gelled layers in an oil and/or gas well are provided. In some embodiments, the compositions and methods comprise a concentrate, as described in more detail herein, where the concentrate comprises two or more surfactants. In certain embodiments, the compositions and methods comprise an emulsion or a microemulsion. The emulsion or microemulsion may include a surfactant, optionally a solvent, and optionally a freezing point depression agent or other components. | 01-28-2016 |
20160017204 | METHODS AND COMPOSITIONS COMPRISING PARTICLES FOR USE IN OIL AND/OR GAS WELLS - Methods and compositions comprising particles for use in various aspects of the life cycle of an oil and/or gas well are provided. | 01-21-2016 |
20160003018 | METHODS AND COMPOSITIONS FOR USE IN OIL AND/OR GAS WELLS COMPRISING A TERPENE ALCOHOL - Methods and compositions comprising an emulsion or a microemulsion for use in various aspects of the life cycle of an oil and/or gas well are provided. In some embodiments, the emulsion or the microemulsion comprises an aqueous phase, a non-aqueous phase comprising a terpene alcohol a non-oxygenated terpene, and a surfactant, and optionally, one or more additives. | 01-07-2016 |
20150329767 | METHODS AND COMPOSITIONS FOR USE IN OIL AND/OR GAS WELLS - Methods and compositions (e.g., comprising an emulsion or a microemulsion) for use in various aspects of the life cycle of an oil and/or gas well are provided. In some embodiments, an emulsion or the microemulsion comprises water, a solvent, and a surfactant, and optionally, one or more additives. In some embodiments, a concentrate is provided which may be used to form an emulsion or microemulsion. | 11-19-2015 |
20150252249 | METHODS AND COMPOSITIONS FOR STIMULATING THE PRODUCTION OF HYDROCARBONS FROM SUBTERRANEAN FORMATIONS - Methods and compositions for stimulating of the production of hydrocarbons (e.g., formation crude oil and/or formation gas) from subterranean formations are provided. In some embodiments, the compositions are emulsions or microemulsions, which may include water, a terpene, and a surfactant. In some embodiments, methods of selecting a composition for treating an oil or gas well are provided. | 09-10-2015 |
20150247381 | SYSTEMS AND METHODS FOR COUPLING ACOUSTIC AND/OR ULTRASONIC ENERGY TO A FLUID STREAM COMPRISING AN EMULSION OR A MICROEMULSION TO ENHANCE PRODUCTION OF HYDROCARBONS FROM OIL AND/OR GAS WELLS - Systems and methods for enhancing production of hydrocarbons from oil and/or gas wells are generally described. In some cases, an oil and/or gas well may contain deposits of impurities (e.g., scale, migrating fines, paraffin, and/or asphaltenes) that obstruct the flow of fluid through the well and thereby limit the recovery of hydrocarbons from the well. A method of enhancing oil and/or gas recovery from such a well may comprise coupling acoustic and/or ultrasonic energy to a fluid stream comprising an emulsion or a microemulsion being injected into the well. The coupled flow of an emulsion or a microemulsion may cause the deposits to break up and be removed from the well, thus enhancing fluid flow through the well and increasing the productivity of the well. | 09-03-2015 |
20150247082 | ADDITIVES FOR USE WITH DRILLING FLUIDS AND RELATED COMPOSITIONS AND METHODS - Compositions for use with drilling fluids (e.g., drilling muds) and other related fluids and related methods are generally provided. In some embodiments, a composition is provided comprises a cationic inhibitor and/or a cationic stabilizer and an emulsion or a microemulsion. In some embodiments, a method for treating an oil and/or gas well is provided comprising providing a composition comprising a drilling fluid, a cationic inhibitor and/or a cationic stabilizer and an emulsion or microemulsion to a wellbore of the oil and/or gas well. | 09-03-2015 |
20150184061 | METHODS AND COMPOSITIONS FOR USE IN OIL AND/OR GAS WELLS - Methods and compositions comprising an emulsion or a microemulsion for use in various aspects of the life cycle of an oil and/or gas well are provided. In some embodiments, the emulsion or the microemulsion comprises water, a solvent, and a surfactant, and optionally, one or more additives. In some embodiments, methods for preventing, reducing, or eliminating a crude oil emulsion in an oil and/or gas well are provided. | 07-02-2015 |
20150105302 | SYSTEMS, METHODS, AND COMPOSITIONS COMPRISING AN EMULSION OR A MICROEMULSION AND CHLORINE DIOXIDE FOR USE IN OIL AND/OR GAS WELLS - The present invention generally provides systems, methods, and compositions comprising an emulsion or a microemulsion and chlorine dioxide for use in oil and/or gas wells. In some embodiments, the systems, methods, and/or compositions comprise reducing the viscosity a fluid comprising a polymer, wherein the fluid was utilized in the recovery of oil and/or gas from the oil and/or gas well. | 04-16-2015 |
20150068755 | METHODS AND COMPOSITIONS FOR USE IN OIL AND/OR GAS WELLS - Methods and compositions comprising an emulsion or a microemulsion for use in various aspects of the life cycle of an oil and/or gas well are provided. In some embodiments, the emulsion or the microemulsion comprises water, a solvent, and a surfactant, and optionally, one or more additives. | 03-12-2015 |
20150068751 | SILOXANE SURFACTANT ADDITIVES FOR OIL AND GAS APPLICATIONS - A well treatment additive includes a siloxane surfactant, a solvent and an aqueous phase. The solvent, in some embodiments, is a terpene hydrocarbon. Also disclosed is a method for using the well treatment additive to form and enhance the properties of foams useful for the treatment of oil and gas wells. Methods of using the novel well treatment foams include using the additives in a variety of well treatment processes including, but not limited to, acidizing operations, hydraulic fracturing operations, well remediation operations and water removal operations. | 03-12-2015 |
20150053404 | SILOXANE SURFACTANT ADDITIVES FOR OIL AND GAS APPLICATIONS - A well treatment additive includes a siloxane surfactant, a solvent and an aqueous phase. The solvent is preferably a terpene hydrocarbon. Also disclosed is a method for using the well treatment additive to form and enhance the properties of terpene solvent based additives useful for the treatment of oil and gas wells. Methods of using the novel well treatment additives include using the additives in a variety of well treatment processes including, but not limited to, acidizing operations, hydraulic fracturing operations, well remediation operations and water removal operations. | 02-26-2015 |
20140338911 | METHODS AND COMPOSITIONS FOR USE IN OIL AND/OR GAS WELLS - Methods and compositions comprising an emulsion or a microemulsion for use in various aspects of the life cycle of an oil and/or gas well are provided. In some embodiments, the emulsion or the microemulsion comprises water, a solvent, and a surfactant, and optionally, one or more additives. | 11-20-2014 |
20140299325 | COMPOSITIONS AND METHODS FOR ENHANCEMENT OF PRODUCTION OF LIQUID AND GASEOUS HYDROCARBONS - A well treatment composition is well-designed for the simultaneous enhancement of the production of both liquid and gaseous hydrocarbons from the same reservoir on a non-selective basis. The well treatment composition includes a first surfactant and a second surfactant, wherein the second surfactant is selected from the group consisting of ethoxylated alkylene amines, ethoxylated alkyl amines, propoxylated alkylene amines, propoxylated alkyl amines, ethoxylated-propoxylated alkylene amines and ethoxylated-propoxylated alkyl amines. The well treatment composition also includes a first solvent, a second solvent and water. Methods for using the well treatment composition include the steps of emplacing the well treatment composition into wells having high and low gas-to-oil ratios. | 10-09-2014 |
20140284057 | METHODS AND COMPOSITIONS FOR USE IN OIL AND/OR GAS WELLS - Methods and compositions comprising an emulsion or a microemulsion for use in various aspects of the life cycle of an oil and/or gas well are provided. In some embodiments, the emulsion or the microemulsion comprises water, a solvent, and a surfactant, and optionally, one or more additives. | 09-25-2014 |
20140284053 | METHODS AND COMPOSITIONS FOR USE IN OIL AND/OR GAS WELLS - Methods and compositions comprising an emulsion or a microemulsion for use in various aspects of the life cycle of an oil and/or gas well are provided. In some embodiments, the emulsion or the microemulsion comprises water, a solvent, and a surfactant, and optionally, one or more additives. | 09-25-2014 |
20140274822 | OXIDATIVE BREAKERS IN A SILICONE BASED SUSPENSION - An oxidative breaker system for use in reducing the viscosity of a polysaccharide-based or derivatized polysaccharide-based suspension includes a silicone carrier fluid, an oxidizer, and a suspension aid. The suspension aid is preferably fumed silica. The oxidizer may be selected from the group consisting of alkali metal peroxide, transition metal peroxide, persulfate compound, bromide compound, and bromate compound. In highly preferred embodiments, the oxidizer is magnesium peroxide or calcium peroxide. Alternative carrier fluids and suspension agents are also included in the art. Also disclosed is a method for breaking a polysaccharide-based suspension with the inventive oxidative breaker system. | 09-18-2014 |
20130029883 | GAS GENERATING SYSTEM FOR STIMULATION AND DELIQUIFICATION - A gas generating system for use in stimulation or in deliquification/dewatering includes a foam generating agent, a foam enhancing agent and a gas generating additive. The foam generating agent is absorbed or adsorbed on a first plurality of substrates and the foam boosting agent is absorbed or adsorbed on a second plurality of substrates. The gas generating additive preferably includes an acidic component contained within a releasing mechanism container and a carbonate or bicarbonate contained within a releasing mechanism container. The use of encapsulated substrate permits the staged and targeted delivery of treatment chemicals in fractures extending from the wellbore or in the wellbore itself. | 01-31-2013 |
20120035085 | DRAG-REDUCING COPOLYMER COMPOSITIONS - A method of preparing and using a drag-reducing composition in a well treatment operation includes the step of preparing the drag-reducing composition by mixing a polymer emulsion that includes a first surfactant and a first solvent, with a second surfactant and a second solvent. The method continues with the step of combining the drag-reducing composition with an aqueous treatment fluid. The method further includes the step of injecting the drag-reducing composition and aqueous treatment fluid into a subterranean formation, a pipeline or a gathering line. | 02-09-2012 |