Matches 1 - 46 out of 46


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US20160251568 COMPOSITIONS FOR ENHANCED OIL RECOVERY  
Disclosed herein are compositions and methods for increasing recovery of hydrocarbon compounds from hydrocarbon-containing subterranean fractured rock formations. Novel emulsions and fracturing...
US20100163227 STIMULATION AND RECOVERY OF HEAVY HYDROCARBON FLUIDS  
The present invention is directed to the use of electromagnetic radiation, acoustic energy, and surfactant injection to recover hydrocarbon-containing materials from a hydrocarbon-bearing formation.
US20100096129 METHOD OF HYDROCARBON RECOVERY  
A method is given for treating a wellbore to increase the production of hydrocarbons from a subterranean formation penetrated by a wellbore, involving a period of injecting into the formation an...
US20110108271 ENHANCING HYDROCARBON RECOVERY  
Recovery of hydrocarbon fluid from low permeability sources enhanced by introduction of a treating fluid is described. The treating fluid may include one or more constituent ingredients designed...
US20140262240 Producing Hydrocarbons from a Formation  
A system for and methods of producing hydrocarbons from a formation. A method may include drilling a wellbore in a formation, forming a first fracture in the formation that emanates from the...
US20080277112 Methods for stimulating oil or gas production using a viscosified aqueous fluid with a chelating agent to remove calcium carbonate and similar materials from the matrix of a formation or a proppant pack  
A method for treating a portion of a subterranean formation or a proppant pack is provided. In general, the method comprises the steps of: (A) forming or providing a treatment fluid comprising:...
US20160068742 Use of Organic Acids or a Salt Thereof in Surfactant-Based Enhanced Oil Recovery Formulations and Techniques  
The present disclosure provides a surfactant formulation for use in treating and recovering fossil fluid from a subterranean formation. The surfactant formulation includes a nonionic surfactant,...
US20140034306 ENHANCED OIL RECOVERY METHODS USING A FLUID CONTAINING A SACRIFICIAL AGENT  
A method and a system for producing petroleum from a formation utilizing a sacrificial agent and a surfactant are provided. The sacrificial agent reduces the amount of surfactant required to...
US20140174735 METHOD, SYSTEM, AND COMPOSITION FOR PRODUCING OIL  
A method, system, and composition for producing oil from a formation utilizing an oil recovery formulation comprising a surfactant, an ammonia liquid, a polymer, and water are provided.
US20120292026 SYSTEMS AND METHODS FOR PRODUCING OIL AND/OR GAS  
A method for producing oil and/or gas from an underground formation comprising locating a suitable formation with an oil column located above an aquifer; drilling at least one horizontal...
US20120241148 CONTROL OF FLUID FLOW DURING TREATMENT OF SUBTERRANEAN SITES USING WELL FLUID INJECTION  
Disclosed herein is a method to control distribution of injected microorganisms, nutrients or other chemical treatment fluids from a single injection well to multiple production wells. The sweep...
US20140262243 Systems and Methods for Accelerating Production of Viscous Hydrocarbons in a Subterranean Reservoir with Thermally Activated Chemical Agents  
A method for mobilizing viscous hydrocarbons in a reservoir includes (a) injecting an aqueous solution into the reservoir with the reservoir at the reservoir ambient temperature. The aqueous...
US20110214857 AMMONIUM HALIDE AS GELATION RETARDER FOR CROSSLINKABLE POLYMER COMPOSITIONS  
According to one embodiment, a treatment fluid for a well includes: (a) a water-soluble polymer, wherein the water-soluble polymer comprises a polymer of at least one non-acidic ethylenically...
US20080302531 Process for recovering oil from subterranean reservoirs  
This invention involves a process for recovering oil from a subterranean reservoir where an injection fluid containing one or more primary surfactants of the structure below along with one or more...
US20100181068 Method and System for Treating Hydrocarbon Formations  
The present invention includes compositions and methods for treating a hydrocarbon-bearing formation having brine and at least one temperature, wherein the brine has at least one first composition...
US20150175876 METHOD AND FOAM COMPOSITION FOR RECOVERING HYDROCARBONS FROM A SUBTERRANEAN RESERVOIR  
Enhanced recovery of hydrocarbons from a subterranean reservoir injects a gaseous reactant and a dispersion of oil, water, and nano-hybrid catalysts through an injection well into a subterranean...
US20100096128 ENHANCING HYDROCARBON RECOVERY  
Recovery of hydrocarbon fluid from low permeability sources is enhanced by introduction of a treating fluid. The treating fluid may include one or more constituent ingredients designed to cause...
US20140000879 PETROLEUM RECOVERY PROCESS AND SYSTEM  
A system and process are provided for recovering petroleum from a formation. An oil recovery formulation comprising at least 75 mol % dimethyl sulfide that is first contact miscible with a liquid...
US20120168158 ENHANCED HYDROCARBON RECOVERY FROM LOW MOBILITY RESERVOIRS  
Methods are provided using heated fluids along with combined/drive cyclical injection/production profiles to enhance hydrocarbon recovery from shallow and/or low mobility reservoirs. In certain...
US20140116690 PROCESS FOR MINERAL OIL PRODUCTION USING SURFACTANTS AT LEAST COMPRISING A SECONDARY ALKANESULFONATE AS A COSURFACTANT  
The present invention relates to a surfactant mixture comprising at least one secondary alkanesulfonate having 14 to 17 carbon atoms of the general formula (I) and at least one anionic surfactant...
US20130168089 METHOD FOR PRODUCING OIL  
The present disclosure relates to enhanced oil recovery methods including the injection of solvent and polymer floods to increase hydrocarbon production from oil bearing underground rock...
US20110259583 PROCESS FOR EXTRACTING MINERAL OIL USING SURFACTANTS, ESPECIALLY BASED ON C35 SECONDARY ALCOHOL-CONTAINING ALKYL ALKOXYLATES  
The present invention relates to a process for mineral oil extraction by means of Winsor Type III microemulsion flooding, in which an aqueous surfactant formulation comprising at least one ionic...
US20080196893 Process for oil recovery using mixed surfactant composition  
A process for the recovery of oil from subterranean reservoirs by injecting an aqueous fluid containing from about 0.05 to about 2.0% by weight of a bi-functional surfactant or a mixture of...
US20050199395 Oil recovery method using alkali and alkylaryl sulfonate surfactants derived from broad distribution alpha-olefins  
An oil recovery process is disclosed which uses an alkali(s) and a particular class of alkylaryl sulfonate surfactants. The surfactants are derived from an alpha-olefin stream having a broad...
US20170051195 Surfactant Compositions  
The invention relates to a surfactant mixture having at least two different sulfosuccinates, and an additional surfactant selected from the group consisting of alkoxylated aliphatic alcohols, and...
US20130248176 ULTRA LOW CONCENTRATION SURFACTANT FLOODING  
A method of recovering oil from a formation that includes the use of surfactants at low concentrations. The surfactant may be an oleophilic surfactant. The method may include conditioning an oil...
US20140352958 PROCESS FOR ENHANCING OIL RECOVERY FROM AN OIL-BEARING FORMATION  
A process for recovering oil from an oil-bearing formation is provided. A first oil recovery fluid is introduced into a formation through a first well for a first time period and oil is produced...
US20140353250 USE OF LONG CHAIN INTERNAL OLEFIN SULFONATES  
The present invention provides a method for treating a formation containing crude oil hydrocarbons, comprising injecting an aqueous composition comprising an internal olefin sulfonate with a...
US20140034307 ENHANCED OIL RECOVERY METHODS USING A FLUID CONTAINING A SACRIFICIAL AGENT  
A method and a system for producing petroleum from a formation utilizing a sacrificial agent and a surfactant are provided. The sacrificial agent reduces the amount of surfactant required to...
US20140262242 Systems and Methods for the Production of a Subterranean Reservoir Containing Viscous Hydrocarbons  
A method for recovering viscous hydrocarbons from a reservoir in a subterranean formation includes (a) injecting steam into the reservoir. In addition, the method includes (b) injecting a...
US20140262241 Systems and Methods for the Production of a Subterranean Reservoir Containing Viscous Hydrocarbons  
A method for recovering viscous hydrocarbons from a reservoir in a subterranean formation includes (a) injecting steam into the reservoir. In addition, the method includes (b) injecting a...
US20120067571 METHODS FOR PRODUCING OIL AND/OR GAS  
A method for producing oil from an underground formation comprising injecting an enhanced oil recovery formulation into a first well in the formation, the enhanced oil recovery formulation...
US20170015894 METHOD FOR CO2-FLOODING USING ALK(EN)YL POLYGLUCOSIDES  
A method for mineral oil production by means of CO2 flooding, in which liquid or supercritical CO2 and at least one alk(en)yl polyglucoside are injected through at least one injection well into a...
US20110180254 SYSTEMS AND METHODS FOR PRODUCING OIL AND/OR GAS  
A system for producing oil and/or gas from an underground formation comprising a first well in the formation; a mechanism to inject a miscible enhanced oil recovery formulation into the first...
US20130068457 Method of Manufacture of Guerbet Alcohols For Making Surfactants Used In Petroleum Industry Operations  
A method is disclosed for manufacturing surfactants for utilization in petroleum industry operations. The method comprises providing a bio-lipid. The bio-lipid can include one or more medium-chain...
US20160061014 HYDRAULICALLY UNITARY WELL SYSTEM AND RECOVERY PROCESS (HUWSRP)  
The present disclosure describes a method of recovering viscous hydrocarbons from a subterranean formation using a gravity dominated recovery process with a group of wells, the recovery process...
US20150308246 HYDROCARBON RECOVERY PROCESS  
A process for hydrocarbon recovery from a hydrocarbon-bearing formation utilizing an injection well for the injection of a mobilizing and displacing fluid, such as steam, into the formation and a...
US20150218436 BIODEGRADABLE CHELANT FOR SURFACTANT FORMULATION  
The present disclosure provides a surfactant composition for use in treating and recovering oil from an oil-bearing subterranean formation. The surfactant composition includes a primary surfactant...
US20140116689 PROCESS FOR MINERAL OIL PRODUCTION USING SURFACTANTS BASED ON ANIONIC ALKYL ALKOXYLATES WHICH HAVE BEEN FORMED FROM GLYCIDYL ETHERS  
The present invention relates to a surfactant mixture comprising at least one surfactant of the general formula (I) R1O—(CH2CH(CH2OR2)O)p-(D)n-(B)m-(A)l-(X)k—Y−1/bMb+ (I) where R1, R2, p, D, n, B,...
US20160168446 METHOD FOR PRODUCING MINERAL OIL FROM AN UNDERGROUND MINERAL OIL DEPOSIT USING A COMPOSITION (Z) COMPRISING A GLYCEROL-BORIC ACID COMPLEX  
The present invention relates to a method for producing mineral oil from an underground mineral oil deposit using a composition (Z) and to the use of the composition (Z) as a medium for mineral...
US20090194281 OPTIMUM SALINITY PROFILE IN SURFACTANT/POLYMER FLOODING  
An optimum salinity profile in surfactant/polymer flooding from formation water to post-flush drive that leads to the highest oil recovery factor is shown. The optimum salinity determined from...
US20120241151 PROCESS FOR MINERAL OIL PRODUCTION USING SURFACTANTS FROM THE CLASS OF THE ALKYL POLYGLUCOSIDES  
A process for mineral oil production, in which an aqueous surfactant formulation comprising at least one alkyl polyglucoside is injected into a mineral oil deposit through at least one injection...
US20110036750 COMPOSITION COMPRISING PEROXYGEN AND SURFACTANT COMPOUNDS AND METHOD OF USING THE SAME  
The present invention relates generally to an additive composition for dissolving hydrocarbons. The composition includes a peroxygen compound and surfactant compounds.
US20060243439 Method and apparatus for continuous downhole fluid release  
An apparatus, capable of being conveyed on wireline, for continuous downhole injection of foaming agent(s) and/or beneficial chemical(s), comprising a reservoir and means for dispensing foaming...
US20110120707 Process for oil recovery using multifunctional anionic surfactants  
A process for the recovery of oil from subterranean reservoirs by injecting an aqueous fluid containing from about 0.05 to about 2.0% by weight of a surfactant of structure where m+n=1-30 or more,...
US20120205098 EQUIPMENT FEEDING POLYMERS INTO A FLUID FLOW  
The invention relates to equipment (10) feeding polymers into a fluid flow which is guided within a pipeline (20) and comprising a control (40) which may be hooked up to a polymer supply line...

Matches 1 - 46 out of 46