Class / Patent application number | Description | Number of patent applications / Date published |
507204000 | Organic component is cellular or fibrous material derived from plant or animal source (e.g., wood, nutshell, paper, leather, cotton, etc.) | 19 |
20090176667 | Expandable particulates and methods of their use in subterranean formations - Methods are provided that include a method comprising providing a treatment fluid comprising at least a plurality of expandable particulates comprising a swellable elastomer composition. In some embodiments the expandable particulates may comprise a swellable elastomer and a filler material. In some embodiments the expandable particulates may comprise a solid particulate that has been at least partially coated with a swellable elastomer composition. In some embodiments, the treatment fluid may be placed into at least a portion of a subterranean formation at a pressure sufficient to create or enhance at least one fracture in the subterranean formation. Additional methods are also provided. | 07-09-2009 |
20090197779 | METHOD FOR ENHANCED RECOVERY OF OIL FROM OIL RESERVOIRS - The present invention provides a method for recovering oil from a subterranean reservoir using waterflooding, wherein the flooding fluid used in the waterflooding process comprises water and one or more of 1,3-propanediol, oligomers of 1,3-propanediol and polymers of 1,3-propanediol. The use of 1,3-propanediol, oligomers and/or polymers thereof is expected to increase the recovery of oil by improving both the oil/water mobility ratio and the sweep efficiency in reservoirs with a high degree of heterogeneity. | 08-06-2009 |
20090197780 | Ultrafine Grinding of Soft Materials - Compositions and methods pertaining to the ultrafine grinding of soft materials are disclosed. In one embodiment, a method comprises the step of mixing a soft material with an additive to form a mixture. The method further comprises raising the temperature of the mixture to at least the glass transition temperature of the soft material. The method further comprises cooling the temperature of the mixture. The method further comprises grinding the mixture to form ultrafine particles that comprise at least a portion of the soft material. | 08-06-2009 |
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 |
20090286700 | Heterogeneous Proppant Placement in a Fracture with Removable Channelant Fill - A method of heterogeneous proppant placement in a subterranean fracture is disclosed. The method comprises injecting well treatment fluid including proppant ( | 11-19-2009 |
20090298720 | Methods for maintaining fracture conductivity - The present invention provides methods to maintain fracture conductivity in subterranean formations. In one embodiment, the methods comprise: providing a first treatment fluid, a second treatment fluid, and a consolidating agent; injecting the first treatment fluid into the subterranean formation at a pressure sufficient to create one or more fractures in the subterranean formation; injecting the second treatment fluid into the subterranean formation to increase the permeability of at least a portion of the subterranean formation comprising at least a portion of the one or more fractures; and injecting the consolidating agent into a portion of the subterranean formation in an amount sufficient to at least partially stabilize at least a portion of the subterranean formation. | 12-03-2009 |
20090305913 | DUAL-FUNCTION ADDITIVES FOR ENHANCING FLUID LOSS CONTROL AND STABILIZING VISCOELASTIC SURFACTANT FLUIDS - Among many things, in some embodiments, dual-function additives that enhance fluid loss control and the stability of viscoelastic surfactant fluids, and their associated methods of use in subterranean formations, are provided. In one embodiment, the methods comprise: providing a viscoelastic surfactant fluid that comprises an aqueous base fluid, a viscoelastic surfactant, and a dual-function additive that comprises a soap component; and introducing the viscoelastic surfactant fluid into at least a portion of a subterranean formation. | 12-10-2009 |
20090318314 | CORE FOR PROPPANT AND PROCESS FOR ITS PRODUCTION AND USE - The invention relates to a core which is formed from a raw material mixture comprising at least a solid powder resin and a further finely divided starting material, and which, in the thermally treated state, has a density of less than 2 g/cm | 12-24-2009 |
20100029516 | FIBER ASSISTED EMULSION SYSTEM - Emulsions, either water-in-oil or oil-in-water, may be formed by combining an aqueous component, a non-aqueous component and a surfactant in combination with fibers. The fibers decrease the time and energy required to form the emulsion and, in some cases, allow emulsion formation that would not be possible with the use of such fibers. | 02-04-2010 |
20110111989 | COMPOSITIONS AND METHODS TO STABILIZE ACID-IN-OIL EMULSIONS - A method and apparatus for treating a subterranean formation traversed by a wellbore including forming an emulsion comprising oil, acid, and particulate, wherein the forming the emulsion is prepared on the fly, and introducing the emulsion into a wellbore. | 05-12-2011 |
20120178652 | Pre-Coated Particulates for Preventing Scale and Diageneous Reactions in Subterranean Formations - Pre-coated particulate for use in a subterranean operation comprising a particulate; and a film coated onto a surface of the particulate. The film is formed by allowing an anionic polymer and a cationic surfactant to contact the surface of the particulate, and allowing the anionic polymer and the cationic surfactant to interact with each other. In some cases, the anionic polymer is selected from the group consisting of a polyacrylamide; an alkylpolyacrylamide; a copolymer of polyacrylamide, with ethylene, propylene, and styrene; a copolymer of alkylpolyacrylamide with ethylene, propylene, and styrene; a polymaleic anhydride; and any derivatives thereof. | 07-12-2012 |
20120238479 | INULIN AS CORROSION INHIBITOR - Methods of inhibiting corrosion of a metal surface in a well or pipeline are provided. The methods include the steps of: (a) forming a fluid of: (i) an aqueous acid solution; and (ii) inulin; and (b) introducing the fluid into the well or pipeline. The methods have wide application in various kinds of operations involved in the production or transportation of oil and gas, such as acid stimulation or remedial treatment in a pipeline. | 09-20-2012 |
20120252706 | WELL TREATMENT COMPOSITES FOR USE IN WELL TREATMENT FLUIDS - A well treatment composite comprising a well treatment agent adsorbed onto a water-insoluble adsorbent may be prepared by precipitating the well treatment agent, in the presence of a metal salt, from a liquid while the well treatment agent is being adsorbed onto the water-insoluble adsorbent. After a treatment fluid containing the composite is introduced into a well or a subterranean formation, the well treatment agent is slowly released from the composite. The composite permits a continuous supply of the well treatment agent into a targeted area and is particularly effective in high pH treatment fluids. | 10-04-2012 |
20130045899 | Compositions And Methods To Stabilize Acid-In-Oil Emulsions - A method and apparatus for treating a subterranean formation traversed by a wellbore including forming an emulsion comprising oil, acid, and particulate, wherein the forming the emulsion is prepared on the fly, and introducing the emulsion into a wellbore. | 02-21-2013 |
20130143777 | Method for Strengthening a Wellbore of a Well - Method for substantially sealing at least a portion of a wall of a wellbore. Method includes selecting a fracture sealing width defined by the portion of the wellbore wall and the formation, and formulating a fracture sealing composition based on the fracture sealing width. Sealing fluid includes drilling fluid, cementing slurry, completion fluid, and a concentration of particulates forming the fracture sealing composition. The method also includes determining a spurt loss volume of the sealing fluid based at least on the fracture sealing width, determining a fracture volume capacity based at least on the fracture sealing width, and comparing the spurt loss volume of the sealing fluid to the fracture volume capacity. If the sealing fluid has a spurt loss volume less than or equal to the fracture volume capacity, the sealing fluid is pumped into the wellbore, wherein the sealing fluid forms a sealing relationship with the fracture. | 06-06-2013 |
20130274151 | 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. | 10-17-2013 |
20130288935 | COMPOSITIONS AND METHODS USEFUL FOR OIL EXTRACTION - The present invention relates to compositions comprising a plant material, and methods for using the same in extracting or removing a hydrocarbon-containing substance from a substrate or remediating a substrate. | 10-31-2013 |
20140031264 | METHOD OF TREATING SUBTERRANEAN FORMATIONS - A method of treating a portion of a subterranean formation through the use of an aqueous fracturing fluid comprising dissolved therein from 0.3 to 3.0% by weight of a viscosifying agent, wherein the viscosifying agent consists of fast dissolving and easy dispersible glyoxalated, ground guar splits containing from 0.01 to 0.05% by weight of glyoxal. | 01-30-2014 |
20140057812 | Self-Assembling Materials for Wellbore Servicing and Methods of Using Same - A method of servicing a wellbore penetrating a formation comprising placing a wellbore servicing fluid comprising a modified proppant pack into the wellbore or formation wherein the modified proppant pack comprises a proppant and a self-assembly directing material. A modified proppant pack comprising a proppant and a self-assembly directing material comprising a water-soluble moiety, an oil-soluble moiety and a crosslinkable moiety. | 02-27-2014 |