Patent application number | Description | Published |
20140069645 | METHODS TO DELIVER FLUIDS ON A WELL SITE WITH VARIABLE SOLIDS CONCENTRATION FROM SOLID SLURRIES - The application discloses a storable composition for oilfield application including a slurry of a carrier fluid and a particulate blend made of proppant; the particulate blend comprising at least a first amount of particulates having a first average particle size between about 100 and 5000 μm and at least a second amount of particulates having a second average particle size between about three and twenty times smaller than the first average particle size; such that a packed volume fraction of the particulate blend exceeds 0.74 and the particulate blend volume is sufficient to substantially avoid settling of the particulate in the carrier fluid. | 03-13-2014 |
20140083700 | Compositions and Methods for Plug Cementing - Compositions comprise water, an acrylate monomer or a methacrylate monomer or a combination thereof, a free-radical polymerization initiator and a water-soluble bromide salt. Such compositions have utility in the context of remedial cementing, plug cementing in particular. The compositions may be pumped into a subterranean well, where they polymerize and form a support on which a cement plug may sit. The support may maintain the position of the cement plug in the wellbore and minimize cement-plug contamination. | 03-27-2014 |
20140157877 | Downhole Determination Of Asphaltene Content - A system and method for determining the asphaltene content of a downhole oil sample are provided. In one example, the method includes obtaining a hydrocarbon sample from a hydrocarbon formation of a reservoir at a given depth using a downhole tool. A liquid phase of the hydrocarbon sample is isolated within the downhole tool and the liquid phase is subjected to downhole analysis within the downhole tool to create a chromatography sample. The downhole analysis is based at least partially on size exclusion chromatography. A first property of the chromatography sample is measured to obtain a measured value, and a second property of the chromatography sample is estimated based on the measured value and known calibration curves. | 06-12-2014 |
20140174742 | Well Treatment with Complexed Metal Crosslinkers - Disclosed are compositions and methods for treating subterranean formations, in particular, oilfield stimulation compositions and methods using polymer viscosified fluid crosslinked with metal complexes with amino and/or phosphonic acids to provide an increased crosslinking temperature and a low pH sensitivity. The metal complexes can be used with borate crosslinkers to provide continuous viscosification as the temperature is increased. | 06-26-2014 |
20140174743 | Well Treatment with Complexed Metal Crosslinkers - Disclosed are compositions and methods for treating subterranean formations, in particular, oilfield stimulation compositions and methods using polymer viscosified fluid crosslinked with metal complexes with amino and/or phosphonic acids to provide an increased crosslinking temperature and a low pH sensitivity. The metal complexes can be used with borate crosslinkers to provide continuous viscosification as the temperature is increased. | 06-26-2014 |
20140196897 | OXIDATIVE INTERNAL BREAKER SYSTEM WITH BREAKING ACTIVATORS FOR VISCOELASTIC SURFACTANT FLUIDS - Compositions and methods are given for delayed breaking of viscoelastic surfactant gels inside formation pores, particularly for use in hydraulic fracturing. Breaking inside formation pores is accomplished without mechanical intervention or use of a second fluid. Bromate oxidizing agents are used along with selected breaking activators for the bromate breaking compounds. Useful bromate breaking activators include acid-generating breaking activators, oxidizing sulfur containing breaking activators, and reducing agent breaking activators. | 07-17-2014 |
20150175877 | ENVIRONMENTALLY ACCEPTABLE MULTIFUNCTIONAL ADDITIVE - A method of treating a subterranean formation penetrated by a wellbore, the method including the introduction a treatment fluid comprising an aqueous fluid composition comprising an aldehyde releasing compound. | 06-25-2015 |
20150376999 | DOWNHOLE POLYMER FOAM APPLICATIONS - A method of treating a subterranean formation penetrated by a wellbore by contacting an energized fluid with the subterranean formation; and reducing a partial pressure of the energized fluid by an amount sufficient to form polymeric foam structure within the subterranean formation | 12-31-2015 |
Patent application number | Description | Published |
20090259748 | SYSTEM AND METHOD FOR NETWORK VULNERABILITY DETECTION AND REPORTING - A system and method provide comprehensive and highly automated testing of vulnerabilities to intrusion on a target network, including identification of operating system, identification of target network topology and target computers, identification of open target ports, assessment of vulnerabilities on target ports, active assessment of vulnerabilities based on information acquired from target computers, quantitative assessment of target network security and vulnerability, and hierarchical graphical representation of the target network, target computers, and vulnerabilities in a test report. The system and method employ minimally obtrusive techniques to avoid interference with or damage to the target network during or after testing. | 10-15-2009 |
20120144476 | SYSTEM AND METHOD FOR NETWORK VULNERABILITY DETECTION AND REPORTING - A system and method provide comprehensive and highly automated testing of vulnerabilities to intrusion on a target network, including identification of operating system, identification of target network topology and target computers, identification of open target ports, assessment of vulnerabilities on target ports, active assessment of vulnerabilities based on information acquired from target computers, quantitative assessment of target network security and vulnerability, and hierarchical graphical representation of the target network, target computers, and vulnerabilities in a test report. The system and method employ minimally obtrusive techniques to avoid interference with or damage to the target network during or after testing. | 06-07-2012 |
20120151594 | SYSTEM AND METHOD FOR NETWORK VULNERABILITY DETECTION AND REPORTING - A system and method provide comprehensive and highly automated testing of vulnerabilities to intrusion on a target network, including identification of operating system, identification of target network topology and target computers, identification of open target ports, assessment of vulnerabilities on target ports, active assessment of vulnerabilities based on information acquired from target computers, quantitative assessment of target network security and vulnerability, and hierarchical graphical representation of the target network, target computers, and vulnerabilities in a test report. The system and method employ minimally obtrusive techniques to avoid interference with or damage to the target network during or after testing. | 06-14-2012 |
20120151595 | SYSTEM AND METHOD FOR NETWORK VULNERABILITY DETECTION AND REPORTING - A system and method provide comprehensive and highly automated testing of vulnerabilities to intrusion on a target network, including identification of operating system, identification of target network topology and target computers, identification of open target ports, assessment of vulnerabilities on target ports, active assessment of vulnerabilities based on information acquired from target computers, quantitative assessment of target network security and vulnerability, and hierarchical graphical representation of the target network, target computers, and vulnerabilities in a test report. The system and method employ minimally obtrusive techniques to avoid interference with or damage to the target network during or after testing. | 06-14-2012 |
20120151596 | SYSTEM AND METHOD FOR NETWORK VULNERABILITY DETECTION AND REPORTING - A system and method provide comprehensive and highly automated testing of vulnerabilities to intrusion on a target network, including identification of operating system, identification of target network topology and target computers, identification of open target ports, assessment of vulnerabilities on target ports, active assessment of vulnerabilities based on information acquired from target computers, quantitative assessment of target network security and vulnerability, and hierarchical graphical representation of the target network, target computers, and vulnerabilities in a test report. The system and method employ minimally obtrusive techniques to avoid interference with or damage to the target network during or after testing. | 06-14-2012 |
Patent application number | Description | Published |
20130072621 | PNEUMATIC OBJECT PROVIDED WITH A GASTIGHT LAYER CONTAINING A THERMOPLASTIC ELASTOMER AND A THERMOPLASTIC - A pneumatic object or inflatable article is provided with a gastight elastomer layer. The gastight elastomer layer includes a thermoplastic polyisobutylene block elastomer and hot-melt polymer microdomains based on at least one thermoplastic material. | 03-21-2013 |
20130096230 | METHOD FOR OBTAINING A RUBBER COMPOSITION INCLUDING A THERMOPLASTIC FILLER - A process for the preparation of a rubber composition for the manufacture of tyres is presented. The composition is based on one or more diene elastomers, one or more reinforcing fillers, and a crosslinking system. The composition includes particles of one or more thermoplastic materials chosen from amorphous thermoplastic materials and semicrystalline thermoplastic materials, with the glass transition temperature of the amorphous thermoplastic material or materials and the melting point of the semicrystalline thermoplastic material or materials varying from 80° C. to 300° C. The particles exhibit a volume-average diameter of less than or equal to 200 μm. | 04-18-2013 |
20130116376 | RUBBER COMPOSITION COMPRISING A THERMOPLASTIC FILLER AND COMPATIBILIZER - A rubber composition, which can be used for manufacturing tyres, is based on one or more diene elastomers, on one or more reinforcing fillers, and on a crosslinking system. The rubber composition includes particles of one or more thermoplastic materials chosen from thermoplastic materials with melting or softening points varying from 80° C. to 300° C. The rubber composition also includes one or more compatibilizing agents chosen from block copolymers that includes at least one diene elastomer block and at least one thermoplastic block compatible with the one or more thermoplastic materials. | 05-09-2013 |
20130174952 | TYRE HAVING A TREAD COMPRISING A DEGRADABLE FILLER MATERIAL - A tyre tread includes a cellulose-based filler material placed in a cavity of the tread. The filler material includes a blend of a degradable cellulose-based thermoplastic and an unsaturated thermoplastic elastomer. | 07-11-2013 |
20130196086 | INFLATABLE OBJECT PROVIDED WITH A GAS-TIGHT LAYER CONTAINING A THERMOPLASTIC ELASTOMER AND A HYDROCARBON-BASED RESIN - A pneumatic object is provided with a layer that is airtight to inflation gases. The layer includes an elastomer composition having at least a thermoplastic elastomer (TPE), as a sole elastomer or as a predominant elastomer by weight, and a hydrocarbon resin. A glass transition temperature of the hydrocarbon resin is above 0° C. The TPE is a copolymer that includes at least a central polyisobutylene block. Optionally, the elastomer composition includes an extender oil. Also optionally, the elastomer composition includes a platy filler selected from a group that includes graphites and phyllosilicates, such as micas, clays, and talcs. The pneumatic object may be an inner tube or a pneumatic tyre for a motor vehicle. | 08-01-2013 |
20140076473 | TYRE PROVIDED WITH A TREAD COMPRISING A THERMOPLASTIC ELASTOMER - A tyre includes a tread, a crown with a crown reinforcement, first and second sidewalls, two beads, and a carcass reinforcement anchored to the two beads and extending from the first sidewall to the second sidewall. The tread includes a thermoplastic elastomer that is a block copolymer, which includes at least one elastomer block and at least one thermoplastic block. A total content of the thermoplastic elastomer in the tread is within a range varying from 65 to 100 phr (parts by weight per hundred parts of elastomer). | 03-20-2014 |
20140090548 | TIRE HAVING A COMPOSITE CORD IN THE TREAD - A tire includes a tread with an internal cavity. Positioned in the internal cavity is a composite cord structured to include an elastomer core and a sheath surrounding the elastomer core. The sheath is formed of a hollow cylindrical braid made of helically intertwined non-contiguous fibers. The tire may be pneumatic or non-pneumatic. | 04-03-2014 |
20140205836 | RUBBER COMPOSITE CORD FOR A TREAD OF A PNEUMATIC TIRE - A composite cord includes a rubber core and a rubber sheath surrounding, at least in part, the rubber core. A formulation of the core is different from that of the sheath. The rubber core includes at least one diene elastomer and more than 30 phr of a filler A. The filler A includes nanoparticles having a weight-average size of less than 500 nm. The rubber sheath includes at least one diene elastomer, from 0 to less than 30 phr of a filler A′, and more than 70 phr of a filler B. The filler A′ includes nanoparticles having a weight-average size of less than 500 nm. The filler B includes microparticles having a weight-median size of greater than 1 μm. | 07-24-2014 |
20140305558 | TYRE HAVING A TREAD COMPRISING AN IMPREGNATED FELT - A tyre is provided with a tread that includes a felt. The felt is impregnated with a thermoplastic elastomer material. Fibres of the felt are selected from a group that includes: textile fibres, inorganic fibres, and mixtures of textile fibres and inorganic fibres. | 10-16-2014 |
20140326378 | TREAD COMPRISING TREAD PATTERN ELEMENTS COVERED WITH A THERMOPLASTIC MATERIAL - A tire tread having:
| 11-06-2014 |
20140348968 | MOLDING ELEMENT COMPRISING CUTTING MEANS FOR MOLDING AND VULCANIZING A TIRE TREAD - A molding element for molding and vulcanizing a tire tread. This tread comprises a tread surface intended to come into contact with the ground when this tire is running. This molding element comprises a molding surface intended to mold part of the tire tread surface and a blade of length L and of height Hc intended to mold a sipe or a groove in the tread, the blade comprising a rounded end extending along the length of the blade in a direction of extension X. The molding element comprises two cutting means positioned on either side of the blade at a certain distance from this blade. Each cutting means comprises, at one end, an alternation of peaks and troughs extending in this direction of extension X. The distance of these peaks in relation to the molding surface is greater than or equal to the height Hc of the blade. | 11-27-2014 |
20150030851 | COMPOSITE REINFORCER SHEATHED WITH A RUBBER SELF-ADHESIVE POLYMER LAYER - A composite reinforcer capable of adhering directly to a diene rubber matrix, which can be used in particular as a reinforcing element for a tyre, comprises: one or more reinforcing thread(s), for example a thread or cord made of carbon steel; and a layer of a polymer composition which covers the said thread, individually each thread or collectively several threads, this layer comprising at least one thermoplastic polymer, the glass transition temperature of which is positive, such as, for example, a polyamide, and an epoxidized diene elastomer, such as, for example, natural rubber or a butadiene homopolymer or copolymer. A process for the manufacture of such a composite reinforcer, and a finished article or semi-finished product made of rubber, in particular a tyre, incorporating such a composite reinforcer are also disclosed. | 01-29-2015 |
20150034226 | TYRE OF WHICH THE CROWN AREA IS PROVIDED WITH A SUB-LAYER COMPRISING A THERMOPLASTIC ELASTOMER - The present invention relates to a radial tyre ( | 02-05-2015 |
20150104533 | MOLDING ELEMENT COMPRISING CUTTING MEANS FOR MOLDING AND VULCANIZING A TIRE TREAD - A molding element of a mold for molding and vulcanizing a tire tread, this tread comprising a tread surface intended to come into contact with the ground when the tire is running. The molding element comprises a molding surface intended to mold part of the tire tread surface and a blade of length L and of height H intended to mold a sipe or a groove in the tread. This blade comprises a rounded end extending along the length of the blade in a direction of extension X. The molding element further comprises two cutting means positioned on either side of the blade at a certain distance from this blade. Each cutting means comprises a cutting edge extending in the direction of extension, this cutting edge making an acute angle in a cutting plane perpendicular to this direction of extension, the height of this cutting edge being greater than or equal to the height of the blade. | 04-16-2015 |
20150231925 | TIRE PROVIDED WITH A TREAD INCLUDING A THERMOPLASTIC ELASTOMER AND CARBON BLACK - The present invention relates to a tire comprising a tread, a crown with a crown reinforcement, two sidewalls, two beads and a carcass reinforcement anchored to the two beads and extending from one sidewall to the other. The tread is based on at least one thermoplastic elastomer and on carbon black at a content by volume within a range extending from 5% to 30%, the thermoplastic elastomer being a block copolymer comprising at least one elastomer block and at least one thermoplastic block, and the total content of thermoplastic elastomer being within a range varying from 65 to 100 phr. | 08-20-2015 |
Patent application number | Description | Published |
20090160078 | DEVICE AND METHOD FOR PREPARATION OF A PROFILED ELEMENT FROM AN ELASTOMERIC THERMOPLASTIC GEL - A device for preparing a flat profiled element from an elastomeric thermoplastic gel includes: | 06-25-2009 |
20110108186 | DEVICE AND METHOD FOR PREPARATION OF A PROFILED ELEMENT FROM AN ELASTOMERIC THERMOPLASTIC GEL - A device for preparing a flat profiled element from an elastomeric thermoplastic gel includes:
| 05-12-2011 |
20110165408 | Self-Sealing Elastomer Composition - Self-sealing elastomer composition that can in particular be used as puncture-resistant layer in an inflatable article, comprising at least 30 phr of a saturated thermoplastic stirene elastomer, at most 70 phr of an unsaturated thermoplastic stirene elastomer and more than 200 phr of an oil extender. Inflatable article, such as a tire, provided with a puncture-resistant layer comprising, as self-sealing composition, an elastomer composition according to the invention. Advantageously, the puncture-resistant layer is combined with an airtight layer, for example based on butyl rubber, so as to constitute, in the inflatable article, a puncture-resistant airtight laminate. | 07-07-2011 |
20110180193 | Puncture-Resistant Air-Impermeable Laminate for an Inflatable Article - Airtight and puncture-resistant multilayer elastomer laminate that can be used in particular in an inflatable article, such as a pneumatic tire for a vehicle, comprising at least the following three layers (phr signifying parts by weight per hundred parts of rubber (elastomer) in each composition considered): as an airtight first layer, a first elastomer composition comprising at least 50 phr of a diene elastomer; as a puncture-resistant second layer, a self-sealing second elastomer composition comprising at least 50 phr of a saturated thermoplastic stirene elastomer and more than 200 phr of an extender oil; as an adhesive third layer or interphase between the above two layers, a third composition comprising at least 30 phr of an unsaturated thermoplastic stirene elastomer. | 07-28-2011 |
20110181100 | Sealing Device and Process for Placing Said Device on a Rim - A sealing device forming an annular band intended to be associated with a rim for a wheel designed to accept a tire, the rim having a rim bottom extended by two flanges, the device being adapted to be fitted in such a way as to cover at least the rim bottom. The annular band comprises at least one elastomeric material comprising at least one copolymer thermoplastic elastomer containing blocks of polystirene and polyisobutylene, and a polybutene oil. Also disclosed is a mounted assembly having a wheel comprising a rim associated with a sealing device and of a tubeless tire. In addition, a method is disclosed for fitting a sealing device onto a rim. | 07-28-2011 |
20110315291 | Pneumatic Object Provided with a Gas-Tight Layer Comprising a Thermoplastic Elastomer and Expanded Thermoplastic Microspheres - An inflatable article provided with an elastomer layer impermeable to the inflation gas, such as air, said layer comprising at least, as major elastomer, a thermoplastic polystirene/polyisobutylene block copolymer, such as an SIBS (stirene/isobutylene/stirene) copolymer, and expanded thermoplastic microspheres with a preferential content between 1 and 30 phr. Preferably, this copolymer comprises between 5% and 50% stirene by weight, its number-average molecular weight is between 30 000 and 500 000 g/mol and its Tg is below −20° C. Optionally, the gastight elastomer layer also contains, as plasticizer, an extender oil, especially a polybutene oil, with a preferential content between 5 and 100 phr. This gastight layer not only has excellent impermeability properties, but also a density and a hysteresis that are both reduced compared with layers based on butyl rubber. The inflatable article can be a pneumatic tire for a motor vehicle. | 12-29-2011 |
20120003409 | Pneumatic Object Provided with Gas-Tight Layer Comprising Two Thermoplastic Elastomers - Inflatable article equipped with an elastomer layer impermeable to the inflation gases comprising at least: as first thermoplastic stirene elastomer, at least 50 phr of a copolymer containing polystirene and polyisobutylene blocks, in particular SIBS; as second thermoplastic stirene elastomer, at most 50 phr of a thermoplastic stirene copolymer of unsaturated type, in particular SIS; and optionally an extender oil, in particular polybutene, at a content preferably between 5 and 100 phr. This gastight elastomer layer has very good impermeability properties and a lower hysteresis compared to layers based on butyl rubber. The inflatable article can be, in particular, an inner tube or a pneumatic tire for a motor vehicle. | 01-05-2012 |
20120003413 | Airtight Multilayer Laminate for a Pneumatic Object - A multilayer elastomer laminate that is impermeable to inflation gases, which is capable of adhering to a diene elastomer composition and which can be used in an inflatable article provided with such a diene composition, said laminate comprising at least two superposed elastomer layers (phr signifying parts by weight per hundred parts of elastomer, in each elastomer composition considered): as a gastight first layer, a first elastomer composition comprising more than 50 phr of a copolymer containing polystirene and polyisobutylene blocks; as an adhesive second layer, a second elastomer composition comprising more than 50 phr of an unsaturated thermoplastic stirene copolymer and optionally a liquid plasticizing agent at a content from 0 to less than 100 phr. This multilayer laminate possesses very good impermeability properties and a reduced hysteresis compared to layers based on butyl rubber, and also a high adhesion to a diene elastomer third layer. | 01-05-2012 |
20120128972 | Self-Adhesive Composite Reinforcement, in Particular for Tires, and Associated Manufacturing Method - Composite reinforcement (R- | 05-24-2012 |
20120141696 | ELASTOMER COMPOSITION MADE FROM A THERMOPLASTIC COPOLYMER, INFLATABLE OBJECT PROVIDED WITH A GAS BARRIER MADE FROM SUCH A COMPOSITION - Elastomer composition comprising at least, as predominant elastomer, a thermoplastic SIBS elastomer comprising a “polyisobutylene” block and, at least one of the ends of the “polyisobutylene” block, a thermoplastic block of specific structure having a Tg greater than or equal to 100° C. The elastomer composition according to the invention may be used as an elastomer layer impermeable to the inflation gases in an inflatable object. This inflatable object is, in particular, an inner tube or a pneumatic tyre for a motor vehicle. | 06-07-2012 |
20120142840 | Method for Manufacturing and Handling Elastomer Thermoplastic Gels - Method of manufacturing granulates or continuous strips intended for feeding an extrusion machine, formed of a gel comprising at least, as majority elastomer, a styrene thermoplastic elastomer and more than 200 phr of an extender oil, each element of the granulate having a given surface area. The granulate element is sized so that the compactness, of a granulate element, is less than a value decreasing from 1500 m | 06-07-2012 |
20120149822 | PNEUMATIC OBJECT PROVIDED WITH A GASTIGHT LAYER MADE OF A THERMOPLASTIC ELASTOMER AND LAMELLAR FILLER - An inflatable object is equipped with a layer for sealing in an inflation gas. The layer is formed of an elastomeric composition that includes a predominant elastomer by weight, a block thermoplastic elastomer, and a lamellar filler. The block thermoplastic elastomer includes a polyisobutylene block with a number-average molecular mass ranging from 25,000 to 350,000 g/mol and a glass transition temperature of less than or equal to −20° C., and, at at least one end of the polyisobutylene block, a thermoplastic block made from at least a polymerized monomer other than a stirene monomer, the polymerized monomer having a glass transition temperature greater than or equal to 100° C. The lamellar filler has an equivalent diameter (D | 06-14-2012 |
20120156400 | PNEUMATIC OBJECT PROVIDED WITH A GASTIGHT LAYER CONTAINING A THERMOPLASTIC ELASTOMER AND A PLATY FILLER - An inflatable article is provided with a layer impermeable to inflation gases. The layer has an elastomer composition that includes at least, as a predominant elastomer by weight, a thermoplastic styrene (TPS) elastomer and a platy filler. The platy filler has an equivalent diameter (D | 06-21-2012 |
20120180921 | Pressure-Sensitive Composite Reinforcement - Composite reinforcement (R- | 07-19-2012 |
20120267023 | Self-Adhesive Composite Reinforcement - Composite reinforcer (R- | 10-25-2012 |
20120285597 | PNEUMATIC OBJECT PROVIDED WITH A GAS-TIGHT LAYER COMPRISING A STYRENE THERMOPLASTIC ELASTOMER AND A POLYPHENYLENE ETHER - Inflatable article provided with an elastomer layer which is airtight to the inflation gases, the said airtight elastomer layer comprising at least one styrene thermoplastic elastomer comprising a polyisobutylene block, characterized in that the said airtight elastomer layer additionally comprises a polyphenylene ether (“PPE”). | 11-15-2012 |
20130168001 | PNEUMATIC OBJECT PROVIDED WITH A GAS-TIGHT LAYER COMPRISING A MIXTURE OF A THERMOPLASTIC ELASTOMER AND A BUTYL RUBBER - An inflatable article is provided with an elastomer layer that is airtight to inflation gases used to inflate the article. The elastomer layer includes at least one blend of a thermoplastic elastomer and a butyl rubber. The thermoplastic elastomer includes a polyisobutylene block. The thermoplastic elastomer is present in a proportion A, and the butyl rubber is present in a proportion B, with a ratio A/B being in a range of 1 and 20, and with A and B being expressed by weight. | 07-04-2013 |