47th week of 2011 patent applcation highlights part 8 |
Patent application number | Title | Published |
20110284131 | MANUFACTURING OF TONGUE AND GROOVE PROFILES ON HARDWOOD FLOORBOARDS - The undersurface ( | 2011-11-24 |
20110284132 | METHOD FOR REDUCTION OF TIME IN A GAS CARBURIZING PROCESS AND COOLING APPARATUS - The present invention provides a process for reduction of time in gas-carburizing process and cooling apparatus to perform carburization by step heating of a part during carburizing heating from 800° C., 850° C., 900° C. onwards to a carburization temperature of 930° C. with the part being held at each mentioned temperature for 10 minutes by adding LPG or propane along with methanol in the furnace for activation/diffusion, the holding time is thereby reduced for carburization, thereafter the carburized parts are quenched in the invented apparatus to discharge high severity of quenching. | 2011-11-24 |
20110284133 | CARBONITRIDED PART AND PROCESS FOR PRODUCING CARBONITRIDED PART - A carbonitrided part, where a base steel contains, in mass percent, C: 0.10 to 0.35%, Si: 0.15 to 1.0%, Mn: 0.30 to 1.0%, Cr: 0.40 to 2.0%, S≦0.05%, and according to need further Mo≦0.50%, with the balance being Fe and impurities, and in the region to a position of effective hardening depth from the surface of a hardened layer of the carbonitrided part, iron nitride particles of ε-Fe | 2011-11-24 |
20110284134 | CHALCOGENIDE-BASED MATERIALS AND METHODS OF MAKING SUCH MATERIALS UNDER VACUUM USING POST-CHALCOGENIZATION TECHNIQUES - The present invention provides strategies for making high quality CIGS photoabsorbing compositions from sputtered precursor film(s). The precursors are converted into CIGS photoabsorbing material via a chalcogenizing treatment (also referred to as “post-chalcogenization,” including, e.g., “post-selenization” when Se is used and/or “post-sulfurization” when S is used) using techniques that allow the post-chalcogenizing treatment to occur under atypically low pressure conditions. Consequently, the strategies of the invention are readily incorporated into batch processes or continuous processes such as roll-to-roll process occurring under vacuum. The present invention is useful at lab, pilot plant, and industrial scales. | 2011-11-24 |
20110284135 | LOW COST AMORPHOUS STEEL - Design and fabrication processes and compositions for iron-based bulk metallic glass materials or amorphous steels. Examples of bulk metallic glasses based on the described compositions may contain approximately 59 to 70 atomic percent of iron, which is alloyed with approximately 10 to 20 atomic percent of metalloid elements and approximately 10 to 25 atomic percent of refractory metals. The compositions can be designed using theoretical calculations of the liquidus temperature to have substantial amounts of refractory metals, while still maintaining a depressed liquidus temperature. The alloying elements are molybdenum, tungsten, chromium, boron, and carbon may be used. Some of the resulting alloys are ferromagnetic at room temperature, while others are non-ferromagnetic. These amorphous steels have increased specific strengths and corrosion resistance compared to conventional high strength steels. | 2011-11-24 |
20110284136 | Galvannealed steel sheet and producing method therefor - A galvannealed steel sheet includes: a steel sheet; a galvannealed layer; and a Mn—P based oxide film. A Zn—Fe alloy phase in the galvannealed layer is measured by X-ray diffractometry. The value of a diffraction intensity Γ(2.59 Å) of Γ phase divided by a diffraction intensity δ | 2011-11-24 |
20110284137 | THICK HIGH-TENSILE-STRENGTH HOT-ROLLED STEEL SHEET HAVING EXCELLENT LOW-TEMPERATURE TOUGHNESS AND MANUFACTURING METHOD THEREOF - A high-tensile-strength hot-rolled steel sheet is provided having a composition which contains 0.02 to 0.08% C, 0.01 to 0.10% Nb, 0.001 to 0.05% Ti and Fe and unavoidable impurities as a balance, wherein the steel sheet contains C, Ti and Nb in such a manner that (Ti+(Nb/2))/C<4 is satisfied, and the steel sheet has a structure where a primary phase of the structure at a position 1 mm away from a surface in a sheet thickness direction is one selected from a group consisting of a ferrite phase, tempered martensite and a mixture structure of a ferrite phase and tempered martensite, a primary phase of the structure at a sheet thickness center position is formed of a ferrite phase, and a difference ΔV between a structural fraction (volume %) of a secondary phase at the position 1 mm away from the surface in the sheet thickness direction and a structural fraction (volume %) of a secondary phase at the sheet thickness center position is 2% or less. | 2011-11-24 |
20110284138 | METHOD, MOLD, AND MOLD SYSTEM FOR FORMING ROTORS - A mold for forming a plurality of rotors includes a plurality of lamination stacks, wherein each lamination stack defines at least one void therethrough; a tube having a central longitudinal axis, wherein each lamination stack is concentrically spaced apart from the tube to define a channel therebetween; a plurality of washers each having a shape defined by a first diameter and a second diameter that is greater than the first diameter, wherein each washer is configured to concentrically abut the tube and define a feed conduit interconnecting with the channel; and a shell disposed in contact with each lamination stack and concentrically spaced apart from each washer to define a plurality of ducts, wherein each duct is interconnected with the at least one void of at least one lamination stack. A mold system and a method of forming a plurality of rotors are also described. | 2011-11-24 |
20110284139 | High-carbon steel wire rod of high ductility - A high-carbon steel wire rod of high ductility for steel cord and the like is provided that experiences little breakage during drawing. The high-carbon steel wire rod of high ductility is a high-carbon steel wire rod fabricated by hot rolling that that has a carbon content of 0.7 mass % or greater, wherein 95% or greater of the wire rod metallographic structure is pearlite structure and the maximum pearlite block size of pearlite at the core of the hot-rolled wire rod is 65 μm or less. The high-carbon steel wire rod of high ductility has a tensile strength in a range of {248+980×(C mass %)}±40 MPa} and a reduction of area of {72.8−40×(C mass %) %} or greater. The high-carbon steel wire rod of high ductility is characterized in that the average pearlite block size at the core of the hot-rolled wire rod constituted by ferrite grain boundaries of an orientation difference of 9 degrees or greater as measured with an EBSP analyzer is 10 μm or greater and 30 μm or less. | 2011-11-24 |
20110284140 | PROPELLANT AND PROCESS FOR PRODUCING A PROPELLANT - A propellant for guns includes at least one energy carrier, nitrocellulose and cellulose acetate butyrate. At least part of the nitrocellulose is alcohol-soluble nitrocellulose. The nitrocellulose serves as a binder and for that purpose is present in a concentration of at least 15% by weight in the propellant. A process for producing a propellant is also provided. | 2011-11-24 |
20110284141 | Rotating Sipe - A vehicle tire includes tread blocks positioned on the tire. One or more rotating sipes are formed in each of the tread blocks. Each rotating sipe comprises first and second walls that are substantially parallel wherein the first wall includes three points that lie in an imaginary plane and a fourth point that lies outside of the imaginary plane. | 2011-11-24 |
20110284142 | Tire Capable of Running in Spite of Being Punctured, and Method for Manufacturing it - A tire configured to be mounted on a mounting rim, comprising two beads, each bead comprising an annular reinforcing structure and a seat configured to come into contact with the mounting rim; a crown comprising a tread; two sidewalls, each sidewall extending between a bead and the crown; a carcass reinforcing armature extending from one bead to the other and anchored within each bead to the annular reinforcing structure; and a membrane situated radially on the inside of the carcass reinforcing armature, this membrane comprising: (a) a membrane reinforcing armature anchored in each bead to the annular reinforcing structure, wherein the membrane reinforcing armature comprises a layer of reinforcement elements directed substantially radially, that is to say which make an angle greater than or equal to 65° and less than or equal to 90° with respect to the circumferential direction; and (b) an airtight layer of rubber mix; wherein the membrane is arranged in such a way that part of the membrane together with part of the carcass reinforcing armature delimits a chamber extending transversely and circumferentially, this chamber being situated radially on the inside of the carcass reinforcing armature and, to a large extent, under the crown, the chamber being filled with at least one fluid; wherein, in any radial section, the curved length Lm of the trace of the surface of the chamber delimited by the membrane is greater than the curved length Lc of the trace of the surface of the chamber delimited by the carcass reinforcing armature (Lm>Lc). | 2011-11-24 |
20110284143 | RUN FLAT TIRE - A side wall reinforced run flat tire, wherein a second carcass layer that does not reach a bead core is disposed along the outer peripheral surface of a carcass layer. A position of an outer peripheral edge of a bead filler, a relationship between a rubber thickness Gc of the inner side and a rubber thickness Ga of an outer side taken on the line X normal to the rim line and centered on the carcass layer, a relationship between the rubber thicknesses Ga and Gb of the side wall rubber in an upper region of a bead portion, and a position of a folded up end of the carcass layer are each stipulated. | 2011-11-24 |
20110284144 | STEEL CORD FOR REINFORCING RUBBER ARTICLE AND PNEUMATIC TIRE - Without decreasing the strength in the axial direction of the cord, and without increasing the thickness in the radial direction, a steel cord for reinforcing a rubber article, which improves durability against cut, as well as a construction vehicle tire utilizing the steel cord for reinforcing a rubber article as a reinforcing material is provided. | 2011-11-24 |
20110284145 | Tire having a Belt Ply with Cords Disposed along the Circumference of the Tire to Reduce the Tire Noise - A tire comprising a hooping reinforcement, wherein the axial distance between neighbouring portions of the hooping reinforcement is greater than or equal to 0.7 mm and smaller than or equal to 2 mm, with the exception of one first axial region L | 2011-11-24 |
20110284146 | Method for Automatic Setting of the Rider Roll/Glue Applicator Roll Gap on a Glue Machine - A method for automatically setting the rider roll/glue applicator roll gap for the single face web on a glue machine senses a forward drag that the single face web, operating at corrugator speed, exerts on the glue applicator roll, driven at an underspeed, after bringing the flute tips of the single face web into contact with the glue applicator roll by adjusting the position of the rider roll. Changes in forward drag exerted on the glue applicator roll are monitored and related directly to glue applicator roll drive current to provide a slight compression of the single face web between the rider roll and the glue applicator roll. Preferably, the glue applicator roll uses a regenerative drive and the target drive current command in a feedback control system to cause the gap to be adjusted to achieve the desired slight compression of the web flutes and to maintain the glue applicator roll under speed. | 2011-11-24 |
20110284147 | ROLL OF CONTINUOUS WEB OF OPTICAL FILM LAMINATE WITH PREDEFINED SLIT LINES, AND METHOD AND SYSTEM FOR MANUFACTURING THE SAME - A roll of a continuous web of an optical film laminate with predefined slit lines for use in a continuous manufacturing system by laminating optically functional film sheets to liquid-crystal panels. The optical film laminate with predefined slit lines comprises an optically functional film having an adhesive layer which is subjected to a preliminary inspection, and a carrier film releasably laminated to the adhesive layer. Defect-free normal sheets and defective or defect-containing sheets having predefined length corresponding to the dimension of the liquid-crystal panel are formed on the carrier film by sequentially forming slit lines along the transverse direction with respect to the lengthwise direction of the optical film laminate. | 2011-11-24 |
20110284148 | ANODIC BONDING METHOD, ANODIC BONDING JIG AND ANODIC BONDING APPARATUS - An anodic bonding method for anodically bonding a first substrate and a second substrate includes: a substrate placement step in which the first substrate and the second substrate are stacked and placed on a flat surface of a base with a surface of one of the first substrate and the second substrate to be cathode in contact with the flat surface of the base; a jig placement step, following the substrate placement step, in which the anodic bonding jig is placed so as to be in contact with a surface of one of the first substrate and the second substrate to be anode, the anodic bonding jig having a visual checking area formed of a material that allows visible light to pass through; an alignment step in which the relative positional relation between the first substrate and the second substrate is adjusted based on visible light passing through the visual checking area so that pairs of marks provided on the first substrate and the second substrate will be in a predetermined positional relation; a pressurizing step in which the base and the anodic bonding jig are pressurized in the direction to move the base and the anodic bonding jig close to each other, and the first substrate and the second substrate are sandwiched; and an application step in which a DC voltage is applied between the first substrate and the second substrate. | 2011-11-24 |
20110284149 | TUNNEL DRESSING FOR USE WITH NEGATIVE PRESSURE WOUND THERAPY SYSTEM - A tunnel dressing for use in treating a tunneling wound using negative pressure wound therapy. The tunnel dressing includes an elongate permeable member having a closed distal end for entering the wound and an open proximal end into which an applicator is removably disposed for guiding the dressing into the wound. The tunnel dressing has a support structure adapted to transport wound exudates away from the wound and to resist compression under suction. The tunnel dressing also has a wound contact surface adapted to minimize tissue entanglement to facilitate removal. The support structure and wound contact surface may be formed from the same material or from two adjacent layers of different material. | 2011-11-24 |
20110284150 | Method of moulding a wind turbine blade - A method of moulding a wind turbine blade in a mould is provided. The method includes applying a film to an inside surface of a mould, assembling component layers for the wind turbine blade on the film, performing curing to harden the component layers, and subsequently removing the cured wind turbine blade from the mould. Also provided is a film suitable for use in a wind turbine blade moulding process and a mould suitable for moulding a wind turbine blade. | 2011-11-24 |
20110284151 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET AND METHOD FOR USING THEREOF - The present invention provides a double-sided pressure-sensitive adhesive sheet using a plastic film substrate, ensuring good laminating workability and no elongation or rupture at the lamination even when used in a narrow or long form, where the double-sided pressure-sensitive adhesive sheet has excellent adhesive property and at the same time, exerts excellent peelability (releasability) without causing an adhesive residue at the separation. The present invention relates to a double-sided pressure-sensitive adhesive sheet comprising a plastic film substrate; and a pressure-sensitive adhesive layer on both sides of the plastic film substrate, wherein a 180° peeling pressure-sensitive adhesive force of a surface (surface A) of one of the pressure-sensitive adhesive layer to a stainless steel plate as measured at a tensile speed of 300 mm/min is 8 N/20 mm or more, and an adhesive residue is not generated in the releasability evaluation test. | 2011-11-24 |
20110284152 | METHOD OF FORMING TEMPORARY CARRIER STRUCTURE AND ASSOCIATED RELEASE TECHNIQUES - A method of forming a temporary carrier structure is disclosed which includes forming a plurality of recesses in a carrier structure, the recesses extending to a depth that is less than a thickness of the carrier structure, forming a dissolvable material in the recesses and above a first surface of the carrier structure, securing a thin substrate above the first surface of the carrier structure using the dissolvable material to secure the thin substrate in place, performing at least one process operation on a second surface of the carrier structure to expose the dissolvable material in the recesses and contacting the exposed dissolvable material with a release agent so as to dissolve at least a portion of the dissolvable material. | 2011-11-24 |
20110284153 | Method of making a molded composite mandrel - A composite mandrel includes a filament-wound composite tube, and composite material molded over the filament-wound composite tube. For example, the composite material includes chopped fibers and a matrix of thermoset resin. The chopped fibers are arranged in layers upon the filament-wound composite tube, and the chopped fibers in each of the layers are randomly oriented along first and second orthogonal directions in each of the layers. The composite material includes at least one sheet of the composite material wound over the filament-wound tube, and at least one strip of the composite material wound over the sheet of the composite material and forming a head on the composite mandrel. An internal cavity of the filament-wound composite tube may provide a lumen for the composite mandrel. The internal cavity may be threaded to receive a removable bridge plug. | 2011-11-24 |
20110284154 | LABEL AUTOMATIC APPLICATION DEVICE AND LABEL AUTOMATIC APPLICATION METHOD - The present invention is to provide a label automatic application device and a label automatic application method capable of easily removing a large number of single labels one by one from a label band body formed by coupling the single labels while displacing and overlapping the labels with each other in the longitudinal direction, so as to automatically apply a large amount of labels to application bodies per unit time. | 2011-11-24 |
20110284155 | Method and Plant for Manufacturing a Rubber-Coated Electronic Component - A method for manufacturing at least one member comprising at least one rubber-coated electronic component ( | 2011-11-24 |
20110284156 | Method for Anticorrosive Treatment of Metal Surfaces - A method for anticorrosive treatment of metal surfaces, especially at edges and transitions of the metal components, characterized in that a self-adhesive tape is applied to the metal surface and the self-adhesive tape contains at least one layer with a material which is heated such that the material melts onto the metal surface and thus forms an anticorrosive layer. | 2011-11-24 |
20110284157 | METHOD OF MANUFACTURING ELASTIC SHEET, AND ELASTIC SHEET AND ABSORBENT PRODUCT - In a manufacturing apparatus of an absorbent product, extended elastic yarns to be a first middle elastic member and extended elastic yarns to be leg elastic members are bonded between a first sheet and a second sheet and arranged crossing each other in manufacturing an outer covering sheet. A first middle elastic member and an inclined part of the leg elastic members crossing the first middle elastic member are simultaneously and reliably cut in a crossing area of the both elastic members by first cutting blades tilted relatively to a direction where the first middle elastic member is positioned and second cutting blades tilted relatively to a direction where the inclined part is positioned. Thus, it is possible to easily form the outer covering sheet which maintains elasticity in a required portion and has high flexibility. | 2011-11-24 |
20110284158 | Method and apparatus of manufacturing functionally gradient material - A method of manufacturing a functionally gradient material having a gradient from a first material to a second material different to the first material by ejecting inks onto a base material from a plurality of inkjet heads, includes the steps of: supplying a first functional ink containing the first material to a first inkjet head; supplying a second functional ink containing the second material to a second inkjet head; specifying a ratio between a volume of the first functional ink ejected from the first inkjet head and a volume of the second functional ink ejected from the second inkjet head; causing the first inkjet head to eject the first functional ink and/or causing the second inkjet head to eject the second functional ink, in accordance with the specified ratio, so as to form one layer; and stacking a plurality of layers onto the base material by repeating the forming step, so as to obtain a laminated body, wherein in the control step, the ratio between the first functional ink and the second functional ink is specified in such a manner that respective layers of the plurality of layers progressively have a smaller ratio of the first functional ink and a larger ratio of the second functional ink, toward an upper layer. | 2011-11-24 |
20110284159 | PROTECTION SHEET FOR COATING FILM - Provided is a protective sheet for a coating layer comprising a substrate sheet and provided thereon a pressure-sensitive adhesive layer, which can be applied as well to a coated surface insufficiently cured immediately after dried, and the pressure-sensitive adhesive layer described above comprises an addition reaction type silicone-based pressure-sensitive adhesive. | 2011-11-24 |
20110284160 | 2-Component Adhesives - The invention relates to 2-component adhesives comprising one or more epoxy resins as a first component (E) and one or more amphiphilic epoxy resin hardeners as a second component (H), wherein the first component (E) and the second component (H) are reacted in water in a phase inversion polymerization. | 2011-11-24 |
20110284161 | BIOLOGICAL GLUE AND METHOD FOR OBTAINING A BIOLOGICAL GLUE - A method obtains a biological glue from a bacteria. | 2011-11-24 |
20110284162 | APPARATUS FOR WET PROCESSING SUBSTRATE - An exemplary apparatus for wet processing a substrate includes a conveyor configured for conveying the substrate along a conveying direction and parallel spray pipes. The spray pipes are substantially parallel with the conveyor and substantially perpendicular to the conveying direction. Each spray pipe consisting of at least one spray nozzle faces the conveyor, and the number of the at least one nozzle of each spray pipe increases along the conveying direction. | 2011-11-24 |
20110284163 | PLASMA PROCESSING APPARATUS - A plasma processing apparatus includes a chamber for processing a substrate. A plasma generator is provided to generate plasma within the chamber. A window is provided in a sidewall of the chamber, and the window transmits light from the plasma within the chamber. A photocatalytic layer is provided on an inner surface of the window such that the photocatalytic layer is activated as a result of exposure to light from the plasma to decompose a residual product on the inner surface of the window. | 2011-11-24 |
20110284164 | PLASMA GENERATING APPARATUS - Provided is a plasma generating apparatus. The plasma generating apparatus includes a vacuum chamber, an ElectroStatic Chuck (ESC), an antenna unit, and an antenna cover. The vacuum chamber has a hollow interior and is sealed at a top. The ESC disposed at an internal center of the vacuum chamber receives an external bias Radio Frequency (RF). The antenna unit covers and seals the through-hole of an insulating vacuum plate. The antenna cover covers a top of the antenna unit and has a gas injection port. | 2011-11-24 |
20110284165 | PLASMA PROCESSING APPARATUS - Provided is a plasma processing apparatus that is capable of promoting improvement of in-plane uniformity of a process compared to a conventional technology, promoting miniaturization of the apparatus and improvement of processing efficiency, and easily changing an interval between an upper electrode and a lower electrode. The plasma processing apparatus includes a lower electrode provided in a processing chamber; an upper electrode having a function of a shower head and capable of moving up and down; a lid provided at an upper side of the upper electrode and airtightly blocking an upper opening of the processing chamber; a plurality of exhaust holes formed on a facing surface of the upper electrode; an annular member capable of moving up and down with the upper electrode by being formed to protrude downward along a circumferential portion of the upper electrode, and forming a processing space surrounded by the lower electrode, the upper electrode, and the annular member at a descending location; and a coil disposed on an inner wall portion of the annular member and accommodated in a container formed of a dielectric material. | 2011-11-24 |
20110284166 | LOWER LINER WITH INTEGRATED FLOW EQUALIZER AND IMPROVED CONDUCTANCE - A plasma processing chamber has a lower liner with an integrated flow equalizer. In an etching process, the processing gases may be unevenly drawn from the processing chamber which may cause an uneven etching of the substrate. The integrated flow equalizer is configured to equalize the flow of the processing gases evacuated from the chamber via the lower liner. | 2011-11-24 |
20110284167 | PLASMA PROCESSING EQUIPMENT AND PLASMA GENERATION EQUIPMENT - Disclosed is ICP plasma processing equipment wherein uniformity of plasma and plasma ignition are improved. Plasma processing equipment comprises a vacuum processing chamber ( | 2011-11-24 |
20110284168 | Tire Belt Manufacturing Method And Apparatus - In obliquely cutting a belt band-shaped material (B) to a predetermined length and joining belt material pieces (b) as cut to fabricate a belt member (B | 2011-11-24 |
20110284169 | ULTRASONIC WELDING ASSEMBLY AND METHOD OF ATTACHING AN ANVIL TO A BRACKET OF THE ASSEMBLY - An ultrasonic welding assembly having an ultrasonic horn and an anvil having first, second, and third plate portions is provided. The third plate portion is coupled between the first and second plate portions. The first plate portion has a first knurled region on a first side disposed proximate to the ultrasonic horn, and the second plate portion has a second knurled region on a second side. The third plate portion has a first aperture extending therethrough. The assembly includes a bracket that receives the second side of the anvil for holding the anvil thereon. The bracket has a second aperture that aligns with the first aperture, such that a coupling member extending through the first and second apertures removably couples the anvil to the bracket. | 2011-11-24 |
20110284170 | Device and method for changing the rotational angle position of a pneumatic tire on a wheel rim - Disclosed is a device for changing the rotational angle position of a pneumatic tire relative to a rim, on which the pneumatic tire is fitted to the rim, comprising a manipulating device ( | 2011-11-24 |
20110284171 | DEVICE FOR DETECTING THE PRESENCE OF AN OBJECT OR OF A LIVING BEING - The invention relates to a device for detecting the presence of an object or of a living being between two end points. This device comprises, on the one hand, a means for emitting an electromagnetic signal comprising an emit antenna associated with a first end point, and a means for exciting this antenna so as to make this antenna emit such a signal and, on the other hand, a means for receiving this electromagnetic signal comprising a receive antenna associated with a second end point, together with means for detecting such a signal. This detection device is characterized in that the emit and receive antennas each adopt the form of a tubular waveguide having at least one wall provided with at least one opening. The invention further relates to an installation for protecting, for counting or for closing an opening equipped with such a detection device. | 2011-11-24 |
20110284172 | CUSTOMIZABLE DRAPERY SYSTEM AND METHOD - A drapery system for forming a window drapery of user-selected length. The system includes first and second drapery sections and at least one fastener for selectively and overlappingly attaching the drapery sections without stitching or sewing. A method of forming a drapery of user-selectable length is also provided. | 2011-11-24 |
20110284173 | INSECT PROTECTION FABRIC - The invention relates to an insect protection device for protecting openings such as windows or doors against the entry of insects, comprising a holder (10) that can be installed in front of the opening and an insect protection fabric (12), which is held on the holder and which comprises warp and weft threads (16, 18), which are connected to each other in a grid-like manner, wherein the warp threads (16) and the weft threads (18) lie one upon the other and are connected to each other by binding threads (20). For an exceptionally regular and stable grid structure, it is proposed that the warp threads (16) and weft threads (18) lie one over the other in a separate thread plane in each case and extend in straight lines. | 2011-11-24 |
20110284174 | Method for controlling environmental conditions of livestock based upon the dynamics between temperature and wind chill - A method for controlling the temperature of an enclosure by opening or lowering curtains based on the difference between inside and outside temperatures and the prevailing wind velocity, direction, and wind chill. In one example, temperature of a cow barn is controlled, in part, by determining the direction from which the wind is blowing and using that and the wind velocity and internal and external temperatures to activate a controller to open or close barn curtains in order to warm or cool the barn. This invention can be applied to any livestock that is housed in any type of enclosure which makes use of automated curtains. | 2011-11-24 |
20110284175 | INCREASING ALKALINE PULPING YIELD FOR SOFTWOOD WITH METAL IONS - Impregnating or spraying softwood chips in a solution containing an appropriate concentration of alkaline earth metal ions selected from the group consisting of calcium ions, barium ions and strontium, preferably calcium ions, at room temperature before a reductive alkaline pulping process, for example kraft pulping, significantly increases pulp yield. Using an agent that complexes with the metal ions, such as hydroxyethylidene diphosphonic acid (HEDP) allows this benefit of metal ions to be achieved during the pulping process rather than in a separate impregnation step. | 2011-11-24 |
20110284176 | Thermosetting Creping Adhesive With Reactive Modifiers - A creping adhesive comprising a PAE composition comprising a reactive, light crosslinked polyamidoamine-epichlorohydrin polymer (PAE-type polymer) optionally in combination with a reactive modifier and the corresponding method for of creping cellulosic fiber webs with the adhesive. | 2011-11-24 |
20110284177 | SECURITY PAPER, MANUFACTURING METHOD AND SECURITY DOCUMENT OBTAINED WITH SAID PAPER - The invention consists in a security paper, as well as the security document obtained with it and the manufacturing process thereof, that combines the security elements called windowed thread with the high contrast single-tone watermark technique. In order to carry out this invention, we make use of the recesses created to cover the thread in the areas where it is visible, which exhibit a greater accumulation of fibres and are therefore opaque areas in the final paper, to insert therein the electrotype or high contrast single-tone watermarks. | 2011-11-24 |
20110284178 | APPARATUS AND METHOD FOR CONTROLLING CURLING POTENTIAL OF PAPER, PAPERBOARD, OR OTHER PRODUCT DURING MANUFACTURE - A method includes receiving a measurement associated with an anisotropy of a first surface and a measurement associated with an anisotropy of a second surface of a sheet of material. The method also includes adjusting an operating parameter associated with a headbox based on the measurements. The headbox is associated with manufacture of the sheet. The operating parameter could include a jet speed, a jet impingement angle, a jet thickness, a slice opening, and/or a slice apron projection. Adjusting the operating parameter could be based on a difference between a measured anisotropy of the first surface and a measured anisotropy of the second surface. For example, the operating parameter could be adjusted to achieve a desired difference between the measured anisotropy of the first surface and the measured anisotropy of the second surface. Multiple headboxes could be controlled, such as when different headboxes are used to produce different layers of a multi-layer sheet. | 2011-11-24 |
20110284179 | METHODS OF FORMING AT LEAST A PORTION OF EARTH-BORING TOOLS - Methods of forming at least a portion of an earth-boring tool include providing particulate matter comprising a hard material in a mold cavity, melting a metal and the hard material to form a molten composition comprising a eutectic or near-eutectic composition of the metal and the hard material, casting the molten composition to form the at least a portion of an earth-boring tool within the mold cavity, and adjusting a stoichiometry of at least one hard material phase of the at least a portion of the earth-boring tool. Methods of forming a roller cone of an earth-boring rotary drill bit comprise forming a molten composition, casting the molten composition within a mold cavity, solidifying the molten composition to form the roller cone, and converting an eta-phase region within the roller cone to at least one of WC and W | 2011-11-24 |
20110284180 | CASTING ROLL - A casting roll having an outer periphery capable of being efficiently cooled is disclosed. The casting roll has a roll body on which side weirs abut, short tube-shaped supports each coaxially with and protruding from the roll body, a stub axle fitted into the support, a sleeve fitted over the support and a flange contiguous with the stub axle and abutting on the sleeve on a side away from the roll body. The roll body is formed with longitudinal cooling passages passing through the roll from one end to the other end of the roll as well as radial cooling passages each adjacent to a corresponding end of the roll and extending from an inner periphery of the roll to a corresponding longitudinal cooling passage. A plug is fitted into each end of the longitudinal cooling passages and abuts on the sleeve. With a distance between the longitudinal cooling passages and the outer periphery of the roll body being reduced as much as possible, cooling water is passed through a portion of the roll body. | 2011-11-24 |
20110284181 | METHOD FOR HEATING AND/OR AIR-CONDITIONING IN A VEHICLE - The present invention relates to a composition 2,3,3,3-tetrafluoropropene, 1,1,1,2-tetrafluoroethane and at least one compound selected from propane, propylene and ethylene, which can be used for refrigeration, air-conditioning and heating. The invention also relates to a method for heating and/or air-conditioning the passenger compartment of an automobile using a reversible cooling loop in which a refrigerant fluid including said composition flows. The method is particularly suitable for when the outdoor temperature is lower than −20° C. The method is also suitable for use in hybrid vehicles adapted for alternately operating by means of a thermal engine and an electric motor, as well as for electric vehicles. | 2011-11-24 |
20110284182 | COOLANT PASSAGE APPARATUS FOR INTERNAL COMBUSTION ENGINE - A pair of coolant receiving pipes ( | 2011-11-24 |
20110284183 | VEHICLE AIR CONDITIONING APPARATUS - In a vehicle air conditioning apparatus in which a plurality of air mixing dampers that are driven independently of each other have a drive shaft having a double-shaft structure wherein a hollow drive shaft of one damper is penetrated by a solid drive shaft of another damper, a first shaft-center immobilizing mechanism that secures a shaft center of the hollow drive shaft is provided between a side surface of the unit casing, to which the drive shaft having the double-shaft structure is supported in a freely rotatable manner, and a gear provided at a shaft end of the hollow drive shaft. | 2011-11-24 |
20110284184 | COILED AND MICROCHANNEL HEAT EXCHANGERS FOR METAL HYDRIDE STORAGE SYSTEMS - Various apparatus and methods for exchanging heat from a solid to a liquid. Some embodiments pertain to removing heat from a pressure vessel in which a gas absorption reaction is occurring. Yet other embodiments pertain to pressure vessels in which hydrogen is being absorbed into a metal hydride. | 2011-11-24 |
20110284185 | THERMAL FLUID TEMPERATURE CONVERTER - A thermal fluid temperature converter uses temperature from a thermal fluid to preheat or precool incoming air prior to entering a household/workplace/building/appliance. The thermal fluid temperature converter includes a hollow housing, a filter placed inside the hollow housing, and a temperature exchanger placed inside the hollow housing. The temperature exchanger is adapted to receive a thermal fluid that circulates through the coils. The air enters the hollow housing, interchanges temperature with the thermal fluid circulating through the coils, and leaves the hollow housing as a heated air or a cooled air. | 2011-11-24 |
20110284186 | COMPOUND TYPE HEAT EXCHANGER - In a compound type heat exchanger A | 2011-11-24 |
20110284187 | EBULLIENT COOLING DEVICE - To provide an ebullient cooling device that can prevent the freezing of liquid cooling medium, and which can inhibit the occurrence of burnout. | 2011-11-24 |
20110284188 | HEAT SPREADER WITH HIGH HEAT FLUX AND HIGH THERMAL CONDUCTIVITY - A system and method is disclosed for fabricating a heat spreader system, including providing a plurality of bottom microporous wicks recessed in a bottom substrate, bonding a center substrate to the bottom substrate, and bonding a top substrate having a top chamber portion to the center substrate to establish a first vapor chamber with said plurality of bottom microporous wicks. | 2011-11-24 |
20110284189 | REUSABLE HIGH TEMPERATURE THERMAL PROTECTION SYSTEM - A reusable phase change material (PCM) heat shield is disclosed. The heat shield comprises: a thermally conductive casing, PCM, thermally conductive open cell foam, and heat pipes. The heat flows through the casing and open cell foam into the PCM, heating it up. The PCM changes phase twice, from solid to liquid. During the solid liquid phase change, heat pipes begin to draw heat away from the PCM to a secondary location that re-radiates the heat away. The open cell foam serves to help channel hear into the PCM. In one embodiment, the PCM heat shield can be used for thermal protection of an atmospheric entry vehicle (ARV). In another, the PCM heat shield may be applied to an aircraft engine to transfer extracted heat to preheat incoming air. In another, the PCM heat shield is integrated into the structure of a spacecraft, and used to both carry loads and protect against high temperatures. | 2011-11-24 |
20110284190 | CENTRIFUGAL AIR BLOWER AND AIR CONDITIONER - There is provided a centrifugal air blower that can reduce driving force (consumed driving force) when an air blower is rotated, and also increase an airflow amount of air to be blown out from the air blower. | 2011-11-24 |
20110284191 | THERMAL SHIELD AND METHOD FOR THERMALLY COOLING A MAGNETIC RESONANCE IMAGING SYSTEM - A thermal shield and method for thermally cooling a magnetic resonance imaging (MRI) system are provided. One thermal shield includes a cooling tube forming a frame. The cooling tube is configured to receive therethrough cryogen fluid from a cryogen vessel of an MRI system. The thermal shield further includes at least one thermal control layer surrounding the frame and together with the frame is configured to provide thermal shielding of the MRI system. | 2011-11-24 |
20110284192 | Temperature control device for an NMR sample tube - Temperature control device ( | 2011-11-24 |
20110284193 | HEAT EXCHANGER - A heat exchanger includes a heat transfer tube group in which a plurality of first heat transfer tubes ( | 2011-11-24 |
20110284194 | Elastomeric Gasket - A plate heat exchanger includes a set of plates and gaskets. Each one of the set gaskets is disposed between two adjacent plates of the set of plates. A gasket of the set of gaskets includes a base material, a fluorocarbon coating disposed on the base material; and an interface layer disposed between the base material and the fluorocarbon coating. The interface layer includes a material gradient transitioning from the base material to the fluorocarbon coating. The fluorocarbon coating is chemically bound to the base material. | 2011-11-24 |
20110284195 | FABRICATED TUBE FOR AN EVAPORATOR - An evaporator assembly having a first header, a second header, at least two banks of evaporator tubes extending therebetween and in hydraulic communication with the first and second headers. At least one of the evaporator tube may be folded from a unitary strip clad aluminum folded having a thickness (t). The evaporator tube includes a height (h) which is measured from the bottom exterior surface to the top exterior surface, and a corner radius (r | 2011-11-24 |
20110284196 | HEAT EXCHANGER WITH AN IMPROVED CONNECTOR FOR AN AIR CONDITIONING CIRCUIT OF A MOTOR VEHICLE - A heat exchanger for an air conditioning circuit of a motor vehicle, comprises a body defining a central duct having an axis and a plurality of peripheral ducts surrounding the central duct and at least one connector defining a first port fluidically connected to the central duct and a second port fluidically connected to the peripheral ducts, so that the central duct and the peripheral ducts are fluidically insulated. In particular, the connector comprises a tubular portion fluid-sealingly housed within the central duct and fluidically connected to the first port and defines a chamber surrounding the tubular portion and fluidically connected between the peripheral ducts and the second port. | 2011-11-24 |
20110284197 | Heat Exchanger - An inner fin is a wave fin having board portions extending in a pipe longitudinal direction and a top portion connecting the board portions located adjacent with each other. The wave fin has a wave-shaped cross-section perpendicularly intersecting a pipe longitudinal direction, and the board portion is bent into a waveform extending in the pipe longitudinal direction when seen from a pipe layering direction. A wave pitch WP[mm], a wave depth WD[mm], and a passage width H[mm] are set to satisfy relationships of 2.2≦WP/WD≦4.28 and 0.5≦WD/H≦1.8. | 2011-11-24 |
20110284198 | METHOD FOR JOINING COMPONENTS MADE OF A HIGH-STRENGTH ALUMINUM MATERIAL AND HEAT EXCHANGER ASSEMBLED ACCORDING TO THE METHOD - The invention relates to a method for joining components made of a high-strength aluminum material, whereby at least two components of high-strength aluminum alloys are joined by soldering, both components separated from each other by at least one aluminum layer with a lower magnesium content compared with the contact surfaces before joining is carried out, and a heat exchanger produced according to this method. | 2011-11-24 |
20110284199 | Cooling Module - A cooling module comprises a heat sink, a cooling fan, a control assembly, a temperature sensor and a resilient heat conductor. The cooling fan facilitates cooling efficiency of the heat sink. The control assembly has a circuit board controlling rotation of the cooling fan. The temperature sensor is coupled to the circuit board of the control assembly and has a sensing face. The resilient heat conductor is disposed between the heat sink and the temperature sensor and has a first contact face and a second contact face, wherein the first contact face contacts the sensing face of the temperature sensor and the second contact face contacts a face of the heat sink. | 2011-11-24 |
20110284200 | Transmission Fluid Warming and Cooling Method - A method for controlling the temperature of transmission fluid in a motor vehicle includes operating in an automatic transmission fluid cooling mode, a heater priority mode entered by disabling automatic transmission fluid heating, and an automatic transmission fluid heating mode which includes sending hot engine coolant to a heat exchanger for heating the automatic transmission fluid by transferring heat from the hot engine coolant to the automatic transmission fluid. The method switches to from a heater priority mode to a transmission heating mode base on a number of sensed conditions including sensed automatic fluid transmission temperature. The method also includes an automatic transmission fluid temperature regulating mode including measuring an automatic transmission fluid temperature and switching between the cooling mode and the heating mode based measured temperature. | 2011-11-24 |
20110284201 | Auxiliary Cooling Device For Connection To An Aircraft Liquid Cooling System - An auxiliary cooling device ( | 2011-11-24 |
20110284202 | Vehicle air conditioner - A vehicle air conditioner includes a heating heat exchanger, a first temperature adjustment mechanism for adjusting a temperature of air to be blown toward a driver's seat side in a vehicle compartment, and a second temperature adjustment mechanism for adjusting a temperature of air to be blown toward a front-passenger's seat side in the vehicle compartment. In the vehicle air conditioner, the first and second temperature adjustment mechanisms are controlled to perform a one-seat priority mode control such that the temperature of air to be blown toward the front-passenger's seat side is lower than the temperature of air to be blown toward the driver's seat side, when only the driver is in the vehicle compartment and the heating condition is determined as the air conditioning state. | 2011-11-24 |
20110284203 | Downhole Magnetic Retrieval Devices with Fixed Magnetic Arrays - A magnetic retrieval tool used for collecting metallic debris and material from within a wellbore or other surrounding downhole tubular. The tool includes a tool mandrel with one or more pockets formed in its outer radial surface. A removable insert resides within each pocket. Each of the inserts retains a plurality of individual magnets in a fixed array or matrix surrounding the mandrel. | 2011-11-24 |
20110284204 | WAFER STUFFING BOX - A low-profile wafer stuffing box includes a plurality of replaceable seals located within a single, unitary body. The body includes a central bore with a plurality of internal channels, a first internal channel located proximate a top surface of the body, a second internal channel located proximate a bottom surface of the body, and a third internal channel being located between the first internal channel and the second internal channel. An internal fluid corridor extends from the front wall through the stuffing box body and into the third internal channel. The low-profile wafer stuffing box may be used on reciprocating piston pumps. | 2011-11-24 |
20110284205 | STRESS AND TORQUE REDUCING TOOL - A stress and torque reducing tool has a plunger that reciprocates inside of a body. The tool is connected between the pump and the sucker rod string and reduces stress transmitted therebetween. The body and plunger have longitudinally extending surfaces located at the plunger upper end portion, which surfaces cooperate and limit rotation of the body with respect to the plunger. An upper fluid port is located in an upper end of the body, while one or more lower fluid ports are located in a lower end of the body. | 2011-11-24 |
20110284206 | MULTI-COMPONENT C-RING COUPLING - A multi-component C-ring coupling is provided that includes a connector, an internal C-ring, and a lower ring. In one embodiment, the multi-component C-ring coupling may include a diverter connector to weldlessly couple a diverter to a pipe, such as a conductor. In other embodiment, the coupling may include a casing housinghead connector to couple to a casing housinghead. The lower ring may be engaged with the connector via axial fasteners. The lower ring and connector may include angled internal surfaces to exert radial forces on the C-ring and cause engagement of the teeth of the C-ring with the outer wall of a pipe. | 2011-11-24 |
20110284207 | Geothermal Pipe Setting Tool - A pipe setting tool includes a tool shaft, a coupler mounted on a first end of the tool shaft, and a tool sleeve affixed to the tool shaft defining a space therebetween. An outside diameter of the tool sleeve ensures close conformity to a borehole to position a geothermal pipe mounted thereto in close proximity to the outside diameter of the borehole. A moveable seal cap may be mounted on the tool shaft, moveable between a first position spaced-apart from the tool sleeve during down-hole movement of the tool to permit fluid flow through the space and a second position against the tool sleeve during up-hole movement of the tool to establish a seal with the tool sleeve to prevent fluid flow through the space. A second end of the tool shaft may receive a pipe hook to attach a geothermal pipe to the pipe setting tool. | 2011-11-24 |
20110284208 | APPARATUS AND METHOD FOR SETTING A DOWNHOLE ANCHOR AND RELATED TELESCOPIC JOINT - A lock ring for use as a one way movement restrictor between two telescopingly arranged tubulars to permit movement in one direction and prevent movement in the other direction of one tubular relative to the other tubular is described. The lock ring comprised: a profile having one or more formations formed on the outer circumference for engagement with a suitable formation profile formed on the inner circumference of the outer telescopic tubular; and one or more teeth formed on its inner circumference, the teeth being adapted to dig into the outer surface of the inner telescopic member. An apparatus and a method for setting a downhole anchor is also disclosed. | 2011-11-24 |
20110284209 | System And Method For Regulating Pressure Within A Well Annulus - Pressure within a subsea well is managed as temperature within the well fluctuate. The management of the pressure mitigates stress to the structure of the well caused by the pressure. To manage the pressure, fluid is received from and/or provided to the well to reduce and/or increase pressure within the well. | 2011-11-24 |
20110284210 | Dual-Pole Magnetic Attraction Downhole Magnetic Retrieval Apparatus - A magnetic retrieval tool used for collecting metallic debris and material from within a wellbore or other surrounding downhole tubular. The tool includes a tool mandrel with a removable insert which contains one or more magnets. The insert is formed such that both the north and south magnetic poles of the one or more magnets are able to attract metallic debris. | 2011-11-24 |
20110284211 | Retaining and Isolating Mechanisms for Magnets in a Magnetic Cleaning Tool - A magnetic retrieval tool used for collecting metallic debris and material from within a wellbore or other surrounding downhole tubular. The tool includes a tool mandrel. A removable insert resides upon the tool mandrel. The insert retains a plurality of individual magnets in a fixed array or matrix surrounding the mandrel. | 2011-11-24 |
20110284212 | DOWNHOLE FLUID COMMUNICATION APPARATUS AND METHOD - A probe for establishing fluid communication between a downhole tool and a subterranean formation is provided. The downhole tool is positioned in a wellbore penetrating the subterranean formation. The probe includes a platform operatively connected to the downhole tool, at least one packer operatively connected to the platform, the packer having at least one hole extending therethrough and at least one embedded member disposed in the packer for enhancing the operation of the packer as it is pressed against the wellbore wall. | 2011-11-24 |
20110284213 | Device used in the form of a packer or a temporary plug - This invention relates to geophysical research techniques, more particularly, to geophysical well logging methods, and may be used to seal near-wellbore formation during logging activities. | 2011-11-24 |
20110284214 | METHODS AND TOOLS FOR MULTIPLE FRACTURE PLACEMENT ALONG A WELLBORE - The invention discloses a tool for use in a wellbore, comprising: a tubular elongated member; openings on the tubular member able to be close with a valve or a sleeve; swellable packers positioned between said opening on the tubular member; and a control unit; the control unit operating the valve or sleeve for fracturing a subterranean formation in a wellbore, in the stages: a. fracturing the subterranean formation through a first stage at predefined first locations; and b. fracturing the subterranean formation through a second stage at second location(s) wherein each location from the second location(s) is localized between the predefined first locations. | 2011-11-24 |
20110284215 | BIOGENIC FUEL GAS GENERATION IN GEOLOGIC HYDROCARBON DEPOSITS - A method of increasing biogenic production of a combustible gas from a subterranean geologic formation is described. The method may include extracting formation water from the geologic formation, where the extracted formation water includes at least a first species and a second species of microorganism. The method may also include analyzing the extracted formation water to identify the first species of microorganism that promotes the biogenic production of the combustible gas. An amendment may be introduced to the formation water to promote the growth of the first species of microorganism, and the biological characteristics of the formation water may be altered to decrease a population of the second species in the geologic formation. | 2011-11-24 |
20110284216 | METHOD AND SYSTEM FOR PRODUCING HYDROCARBON FLUID THROUGH A WELL WITH A SENSOR ASSEMBLY OUTSIDE THE WELL CASING - A method is disclosed for producing hydrocarbon fluids through a well having a well casing string with a casing section which is surrounded by an annular space which comprises a sensor assembly for measuring electromagnetic and/or other physical properties of solid and fluid materials within the annular space, in an underground formation surrounding the annular space and/or within the interior of the section of the casing string, wherein the sensor assembly is mounted on a body of swellable material, such as a swellable rubber or other elastomeric material, which is secured to the outer surface of said casing section and presses the sensor assembly against the inner surface of the surrounding underground formation after the casing string has been lowered into the wellbore. | 2011-11-24 |
20110284217 | METHOD TO MEASURE INJECTOR INFLOW PROFILES - A method of determining the inflow profile of an injection wellbore, comprising stopping injection of fluid into a formation, the formation intersected by a wellbore having a section uphole of the formation and a section within the formation, monitoring temperature at least partially along the uphole section of the wellbore and at least partially along the formation section of the wellbore, injecting fluid into the formation once the temperature in the uphole section of the wellbore increases, and monitoring the movement of the increased temperature fluid as it moves from the uphole section of the wellbore along the formation section of the wellbore. The monitoring may be performed using a distributed temperature sensing system. | 2011-11-24 |
20110284218 | Method for increasing the formation oil yield during crude oil production and apparatus thereof - The invention relates to the field of producing the liquid subsoil assets, and could be used in the bottom-hole pumping of oil wells. | 2011-11-24 |
20110284219 | DIRECT MEASUREMENT OF FLUID CONTAMINATION - The present disclosure relates to apparatuses and methods to detect a fluid contamination level of a fluid sample. The method may comprise providing a fluid sample downhole from a subterranean formation, applying a reactant to the fluid sample to create a combined fluid, observing the combined fluid, and determining if contaminants are present within the fluid sample based upon the observing the combined fluid. | 2011-11-24 |
20110284220 | ON-THE-FLY ACID BLENDER WITH SAMPLING EQUIPMENT - A method for blending a well treatment fluid at a well site is disclosed. A first centrifugal pump for pumping a first component of the well treatment fluid into a pipe and a first valve for controlling the flow of the first component are provided. Similarly, a second centrifugal pump for pumping a second component of the well treatment fluid into the pipe and a second valve for controlling the flow of the second component are provided. The pumps and the valves are controlled so as to control the ratio of the first component to the second component. A sampling device is provided for analyzing a fluid flowing in the pipe. The sampling device includes a sampling container; a soft seal that opens and closes the sampling container; and a valve spindle. The valve spindle moves the soft seal between the first position and the second position. | 2011-11-24 |
20110284221 | Apparatus And Methods For Completing Subterranean Wells - The external surface of a tubular body such as well casing is coated with a substance that, upon exposure to cement, is unstable and degrades. After installation in a subterranean well and subsequent cementation, the coating degrades and forms a gap between the external surface of the tubular body and the cement sheath. Forming the gap is useful for obtaining optimal stimulation during the hydraulic fracturing of unconventional shale-gas formations. | 2011-11-24 |
20110284222 | CHELANT BASED SYSTEM AND POLYLACTIDE RESIN FOR ACID DIVERSION - Compositions and methods for treating a subterranean formation including forming a fluid comprising chelant and polylactide resin fiber; and introducing the fluid to a subterranean formation, wherein the temperature of the formation is about 300° F. or warmer. Compositions and methods for treating a subterranean formation including forming a fluid comprising viscoelastic surfactant, trisodium hydroxyethylethylenediamine-triacetate and polylactide resin fiber; and introducing the fluid to a subterranean formation, wherein the temperature of the formation is about 300° F. or warmer. | 2011-11-24 |
20110284223 | COMPOSITIONS AND METHODS FOR WELL CEMENTING - Organic compounds containing at least one nitrogen atom are particularly suitable as retarders for geopolymeric systems employed as well cements. Preferred compounds include aminated polymers, amine phosphonates, quaternary ammonium compounds and tertiary amines. The geopolymeric compositions are suitable for primary cementing and remedial cementing operations. The preferred temperature range within which the retarders operate is between about 20° C. and 120° C. | 2011-11-24 |
20110284224 | CUTTING DART AND METHOD OF USING THE CUTTING DART - The present disclosure is directed to a cutting dart. The cutting dart comprises a dart body including a first pathway. The first pathway is configured to redirect cutting fluid flowing through a coiled tubing so that the cutting fluid flows radially to impinge against an inner surface of the coiled tubing. A seal is positioned around an outer circumference of the dart body. The present disclosure is also directed to an anchor dart. The anchor dart comprises a dart body and a swellable elastomer positioned around an outer circumference of the dart body. Methods of employing the cutting dart and anchor dart are also disclosed. | 2011-11-24 |
20110284225 | Shear Tolerant Aqueous Based Fracturing Fluids and Methods - A method comprises providing a treatment fluid comprising a gelling agent, an aqueous base fluid, a buffer composition comprising a plurality of salts, and a crosslinking agent; and contacting a subterranean formation with the treatment fluid. The method may be used in subterranean formation having a temperature greater than about 200° F., and the treatment fluid useful with the method may have a high shear recovery greater than 100%. | 2011-11-24 |
20110284226 | System And Method For Controlling One Or More Fluid Properties Within A Well In A Geological Volume - A property of fluid within a well in a geological volume is controlled. The property of the fluid may include fluid density, pressure gradient, temperature, foaming characteristics, and/or other fluid properties within the well. In particular, the fluid property is controlled discretely within different sections (e.g., at different depths) of the well. This may enhance the structural stability of the well. | 2011-11-24 |
20110284227 | FORMATION TREATMENT EVALUATION - Measuring a parameter characteristic of a formation in an oil well with a device configured to generate a sensing field within a volume of the formation and cause a flow through the volume in the presence of the sensing field. The device also comprises sensors responsive to changes in the volume, which indicate existent amounts of fluid, such as hydrocarbon and water saturations and irreducible hydrocarbon and water saturations. Measurements may be made before the flow affects the measuring volume and after onset of the flow through the measuring volume. | 2011-11-24 |
20110284228 | Increasing the Viscosity of Viscoelastic Fluids - In hydrocarbon recovery applications, viscoelastic surfactant (VES) gelled fluids may be preheated to a temperature that will increase viscosity of the VES gelled fluid. The preheated VES gelled fluid retains at least a portion of its preheated viscosity when cooled such as by introduction into a low temperature condition. In an embodiment, the VES gelled fluid may be a drilling fluid, completion fluid, or fracturing fluid, and the low temperature condition may be an offshore operation, an operation in a locality having a cold climate, and/or a shallow oil, gas, or both land-based operation where the formation temperature is 120° F. or less. The surfactant in the VES gelled fluid may be one or more of an amine, amine salt, quaternary ammonium salt, betaine, amidoamine oxide, amine oxide, and combinations thereof. | 2011-11-24 |
20110284229 | SYSTEM, METHOD AND APPARATUS FOR FRACTURE OF WELLS HAVING A LINER - A process for fracturing a lined well uses a packer assembly in a liner string that provides a cement-free segment and interface with the formation. The device has multiple packers with inflatable elements that are run as an integral assembly. After the liner assembly is positioned, cement is circulated into the assembly and wiped from the interior of the liner string into the annulus. Pressure within the liner string is elevated to initiate time delays for the radial inflation of the packer elements. The inflation radially and axially displaces the cement surrounding the elements before the cement sets. Each packer is subsequently opened to expose the frac ports in the packer directly to the formation for frac operations. | 2011-11-24 |
20110284230 | LIQUIFIED PETROLEUM GAS FRACTURING METHODS - Methods of tailoring a hydrocarbon fracturing fluid for a subterranean formation are disclosed. Fluid in the subterranean formation has a fluid temperature. A first critical temperature of a hydrocarbon fluid is adjusted to a critical temperature above the fluid temperature by adding a liquefied petroleum gas component to the hydrocarbon fluid to produce the hydrocarbon fracturing fluid. The liquefied petroleum gas component has a second critical temperature, and the hydrocarbon fluid comprises liquefied petroleum gas. A hydrocarbon fracturing fluid made by these methods are also disclosed. Methods of treating a subterranean formation are also disclosed. A hydrocarbon fracturing fluid is introduced into the subterranean formation, the hydrocarbon fracturing fluid having a critical temperature that is above a fluid temperature of the hydrocarbon fracturing fluid when the hydrocarbon fracturing fluid is in the subterranean formation. The hydrocarbon fracturing fluid is subjected to pressures above the formation pressure. | 2011-11-24 |