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| Number | Title | Issue Date |
| 8037303 | System and method for providing secure multicasting across virtual private networks A method is provided for securely transmitting multicast data across an unsecured public network. Such a method includes receiving a join message identifying at least one private multicast group; mapping the private multicast group to a public multicast group; gener... | 10/11/2011 |
| 7343976 | Methods of treating subterranean formations using derivatized gelling agents One embodiment of the present invention provides methods of treating a subterranean formation with a viscosified treatment fluid comprising combining water, a carbonyl-containing first compound, and an amine-containing second compound; wherein the carbonyl-containin... | 03/18/2008 |
| 7334640 | Methods for reducing the viscosity of treatment fluids Methods of treating a subterranean formation comprising providing a viscosified treatment fluid that comprises a base fluid and a gelling agent, providing a breaker composition that comprises an oxidizing breaker and a breaker activator that comprises a metal and a ... | 02/26/2008 |
| 7316742 | Subterranean fluids having improved environmental characteristics and methods of using these fluids in subterranean formations Subterranean fluids are provided that have improved environmental characteristics, and more particularly, subterranean fluids are provided that include a hydraulic cement in an invert emulsion. Methods of using such fluids in subterranean operations also are provide... | 01/08/2008 |
| 7306040 | Stimuli-degradable gels Some methods are provided that comprise: providing a treatment fluid comprising an aqueous fluid, and a stimuli-degradable gel formed by a reaction comprising a gelling agent, and a stimuli-degradable cross linking agent that includes at least one degradable group a... | 12/11/2007 |
| 7306037 | Compositions and methods for particulate consolidation A method of consolidating a proppant particulates comprising substantially coating proppant particulates with an integrated consolidation fluid comprising a hardening agent that itself comprises a piperazine, a derivative of piperazine, or a combination thereof; pla... | 12/11/2007 |
| 7303625 | Treatment fluids comprising chlorinated carbohydrates Treatment fluid compositions, and more particularly, treatment fluid compositions that include chlorinated carbohydrates. An example is a treatment fluid that includes: a hydraulic cement; water; and a chlorinated carbohydrate. Another example of a treatment fluid i... | 12/04/2007 |
| 7299874 | Viscoelastic surfactant fluids and associated methods Provided are treatment fluids that comprise an aqueous based fluid, a water-soluble salt, and a methyl ester sulfonate surfactant, and associated methods. In one embodiment, a method of treating a subterranean formation is provided, the method comprising: providing ... | 11/27/2007 |
| 7299869 | Carbon foam particulates and methods of using carbon foam particulates in subterranean applications The present invention relates to carbon foam particulates and their use in subterranean applications such as production enhancement and completion. One embodiment of the present invention provides a method of treating a subterranean formation using a servicing fluid... | 11/27/2007 |
| 7297208 | Cement compositions comprising strength-enhancing lost circulation materials and methods of cementing in subterranean formations Cement compositions comprising a strength-enhancing lost circulation material, and methods for cementing using such cement compositions. Exemplary embodiments of the cement compositions comprise cement, water, and a strength-enhancing lost circulation material. Opti... | 11/20/2007 |
| 7293611 | CO miscible optimized hydrocarbon blends and methods of using CO miscible optimized hydrocarbon blends A method of treating a subterranean formation comprising the steps of providing a servicing fluid comprising carbon dioxide and a hydrocarbon blend, wherein the hydrocarbon blend comprises at least about 65% hydrocarbons having from six carbons (C6) to el... | 11/13/2007 |
| 7287587 | Crosslinkable polymer compositions and associated methods Crosslinkable polymer compositions comprising an aqueous fluid; a water-soluble polymer comprising carbonyl groups; an organic crosslinking agent capable of crosslinking the water-soluble polymer comprising carbonyl groups; and a water-soluble carbonate retarder. Me... | 10/30/2007 |
| 7287586 | Compositions and methods for plugging and sealing a subterranean formation The invention provides for a composition for treating a subterranean formation, the composition comprising a water-swellable agent and a sealing agent. Preferably, the water-swellable agent: i) absorbs greater than 100 weight % of water; and ii) swells to greater th... | 10/30/2007 |
| 7285165 | Cement compositions comprising set retarder compositions and associated methods Cement compositions are provided that comprise a hydraulic cement, water, and a set retarder composition, the set retarder composition comprising an acrylamide polymer derivative; and an iron compound. In some embodiments, cement compositions are provided that compr... | 10/23/2007 |
| 7284611 | Methods and compositions for controlling lost circulation in subterranean operations A lost circulation composition, that comprises a first portion of particles having a weight mean particle size of less than about 20 microns, a second portion of particles having a weight mean particle size in the range of from about 25 microns to about 400 microns,... | 10/23/2007 |
| 7282093 | Cement compositions with improved mechanical properties and methods of cementing in subterranean formations Foamed cement compositions comprising carbon fibers, a hydraulic cement material, sufficient water to form a slurry, an expanding additive, and optionally, other ingredients, including any suitable additives. ... | 10/16/2007 |
| 7281580 | High porosity fractures and methods of creating high porosity fractures The present invention relates to high porosity propped fractures and methods of creating high porosity propped fractures in portions of subterranean formations. Another embodiment of the present invention provides a method of forming a high porosity propped fracture... | 10/16/2007 |
| 7278483 | Methods of using cement compositions comprising phosphate compounds in subterranean formations Methods of using cement compositions comprising phosphate compounds in subterranean formations are provided. An example of a method is a method of cementing in a subterranean formation. Other examples of methods include methods of avoiding the loss of circulation in... | 10/09/2007 |
| 7276466 | Compositions and methods for reducing the viscosity of a fluid The present invention relates to improved methods and compositions for reducing the viscosity of subterranean servicing fluids where the servicing fluid has been cross-linked to increase its viscosity and that crosslinking can be reversed using a delayed release aci... | 10/02/2007 |
| 7272973 | Methods and systems for determining reservoir properties of subterranean formations Methods and systems are provided for evaluating subsurface earth oil and gas formations. More particularly, methods and systems are provided for determining reservoir properties such as reservoir transmissibilities and average reservoir pressures of a formation laye... | 09/25/2007 |
| 7273100 | Biodegradable dispersants for cement compositions and methods of cementing in subterranean formations Methods of cementing in a subterranean formation may include the steps of: providing a cement composition comprising a cement, water, and a dispersant comprising a low molecular weight starch that comprises anionic groups; placing the cement composition in the subte... | 09/25/2007 |
| 7271133 | Methods and compositions for treating subterranean formations Methods for treating subterranean formations and aqueous treating fluid compositions are provided. The aqueous treating fluid compositions comprise water, a water soluble hydrophobically modified gelling agent polymer produced by grafting a low concentration of hydr... | 09/18/2007 |
| 7270183 | Cementing methods using compressible cement compositions A method of cementing at least two casing strings in a well bore, the method having steps as follows: filling the well bore and the inner diameters of the at least two casing strings with a cement composition, wherein at least a portion of the cement composition is ... | 09/18/2007 |
| 7267171 | Methods and compositions for stabilizing the surface of a subterranean formation Methods comprising providing a fracturing fluid comprising proppant particulates at least partially coated with a hardenable resin composition that comprises a hardenable resin component and a hardening agent component, wherein the hardenable resin component compris... | 09/11/2007 |
| 7267170 | Self-degrading fibers and associated methods of use and manufacture Methods are provided including a method of treating a portion of a subterranean formation comprising: providing a treatment fluid comprising a plurality of self-degrading fibers, the self-degrading fibers comprising an outer shell and a core liquid; placing the trea... | 09/11/2007 |
| 7267169 | Methods for forming a permeable and stable mass in a subterranean formation This invention relates to subterranean treatment operations. More particularly, this invention provides methods that may be useful in providing void-free barriers between a subterranean formation and a portion of a well bore. A nonlimiting example of a method is a m... | 09/11/2007 |
| 7264052 | Methods and compositions for consolidating proppant in fractures Improved methods and compositions for consolidating proppant in subterranean fractures are provided. In certain embodiments, the hardenable resin compositions may be especially suited for consolidating proppant in subterranean fractures having temperatures above abo... | 09/04/2007 |
| 7264051 | Methods of using partitioned, coated particulates Methods of treating a portion of a subterranean formation comprising: providing partitioned, coated particulates that comprise particulates, an adhesive substance, and a partitioning agent, and wherein the adhesive substance comprises an aqueous tackifying agent or ... | 09/04/2007 |
| 7262154 | Methods and compositions for breaking viscosified fluids Improved methods for treating and for fracturing subterranean formations and the fluid compositions are provided. The viscosity of a treating fluid containing gelling agents is broken, even at temperatures of about 250° F. and lower, utilizing an oxidizing breaker ... | 08/28/2007 |
| 7261158 | Coarse-foamed fracturing fluids and associated methods A method of fracturing a subterranean formation comprising the steps of: providing a coarse-foamed fracturing fluid comprising a liquid fracturing fluid component, a gas, proppant particulates, and a foaming agent; and placing the coarse-foamed fracturing fluid into... | 08/28/2007 |
| 7261157 | Methods of controlling particulate segregation in slurries Methods for controlling particulate segregation comprising providing a mixture of an aqueous tackifying composition with a treatment fluid; slurrying the mixture with a first type of solid particulates and a second type of solid particulates and wherein the first ty... | 08/28/2007 |
| 7261156 | Methods using particulates coated with treatment chemical partitioning agents Methods of treating a portion of a subterranean formation comprising: providing partitioned, coated particulates that comprise particulates, an adhesive substance, and a partitioning agent, and wherein the partitioning agent comprises a subterranean treatment chemic... | 08/28/2007 |
| 7261160 | Methods and compositions for controlling the viscosity of viscoelastic surfactant fluids Viscoelastic surfactant fluids, and methods of using such fluids and controlling the viscosity thereof. In one embodiment, the methods of the present invention comprise: providing a viscoelastic surfactant fluid that comprises an aqueous-base fluid, and a surfactant... | 08/28/2007 |
| 7258170 | Methods for remediating subterranean formations Methods of increasing the permeability of a portion of a subterranean formation may comprise providing a remediation fluid capable of decreasing the tackiness of a tackifying agent, the remediation fluid comprising a surfactant; introducing the remediation fluid int... | 08/21/2007 |
| 7255169 | Methods of creating high porosity propped fractures Methods of forming a high porosity propped fracture comprising: providing a slurry comprising a fracturing fluid, proppant particulates, and a weighting agent; introducing the slurry into a portion of a fracture within the subterranean formation; and, depositing the... | 08/14/2007 |
| 7255168 | Lightweight composite particulates and methods of using such particulates in subterranean applications Lightweight composite particulates and their use in subterranean applications such as production enhancement and completion are provided. In one embodiment a method of forming a lightweight particulate suitable for use as proppant or gravel in a subterranean operati... | 08/14/2007 |
| 7252146 | Methods for preparing slurries of coated particulates Methods are provided that include a method of creating a stable slurry of coated particulates wherein the slurry is capable of being stored for at least 2 hours before use comprising the steps of: providing resin coated particulates wherein the resin comprises a res... | 08/07/2007 |
| 7249140 | Restartable scalable database system updates with user defined rules A method, computer program, and computer system for updating a database system using a parallel application are disclosed. The parallel application includes a plurality of parallel operators. The method includes receiving records. A unique identifier is assigned to ... | 07/24/2007 |
| 7244363 | Methods for treating heavy halide brines with permanganates The present invention relates to the use of permanganate in the removal of heavy metal contaminants from heavy halide brines. In some embodiments, the present invention discloses methods of treating heavy halide brines that comprise providing a heavy halide brine th... | 07/17/2007 |
| 7238229 | Methods and compositions for cementing in well bores Methods of cementing in well bores using cement compositions having elasticity or high compressive strength and low permeability are provided. The cement compositions basically include particulate acid-degradable glass, water, at least one water-soluble polymerizabl... | 07/03/2007 |
