| 23rd week of 2012 patent applcation highlights part 9 |
| Patent application number | Title | Published |
|---|
| 20120138201 | Propulsion system for the acceleration of projectiles - The propulsion system for the acceleration of projectiles is based on nitrocellulose and contains a crystalline energy carrier on a nitramine base and an inert plasticising additive. The nitramine compound contains a structural element of the general chemical structure formula R—N—NO | 2012-06-07 |
| 20120138202 | Hub Bore Mounted Central Tire Inflation Valve System - A central tire inflation system. The system includes a central tire inflation valve and a hub bore manifold. The hub bore manifold is connected to and surrounds the central tire inflation valve. The hub bore manifold defines first and second air passageways which are in communication with the central tire inflation valve. The hub bore manifold is configured for removable connection to a hub of a vehicle and is also configured to fit within a central opening of a wheel of the vehicle. | 2012-06-07 |
| 20120138203 | PNEUMATIC TIRE - The invention is directed to a pneumatic tire having a rubber tread of a cap/base construction comprising an outer rubber tread cap layer containing an outer running surface and an underlying rubber tread base layer; wherein said tread cap layer comprises at least two circumferential, longitudinal rubber tread cap zones; wherein said tread cap zones individually extend from said tread cap running surface radially inward to said tread base layer; wherein said at least two tread cap zones comprises a first tread cap zone and a second tread cap zone adjacent to the first tread cap zone; the first tread cap zone and the second tread cap zone each independently comprising a vulcanizable rubber composition. | 2012-06-07 |
| 20120138204 | RUN-FLAT TIRE - A run-flat tire ( | 2012-06-07 |
| 20120138205 | PNEUMATIC TIRE - A pneumatic tire has a belt layer arranged in a tread portion. The belt layer includes a first belt ply, a second belt ply arranged in an outer peripheral side of the first belt ply, and a third belt ply arranged in an outer peripheral side of the second belt ply. The third belt ply is provided with a circumference reinforcing portion which is positioned in an inner region of a land portion, and a lateral reinforcing portion which is positioned in an inner region of a main groove. The circumference reinforcing portion is structured such that an angle of a cord with respect to a tire circumferential direction is less than 45°. The lateral reinforcing portion is structured such that an angle of a cord with respect to the tire circumferential direction goes beyond 45°. | 2012-06-07 |
| 20120138206 | ADHESIVES AND SEALANTS CONTAINING CYCLOHEXANE POLYCARBOXYLIC ACID DERIVATIVES - The invention relates to an adhesive or sealant comprising at least (A) 10% to 90% by weight of a compound selected from the group consisting of polyurethanes, polyureas, polyacrylates and polysulphides and at least (B) 1% to 50% by weight of a cyclohexanepolycarboxylic acid derivative, the adhesive or sealant containing no C | 2012-06-07 |
| 20120138207 | METHOD AND DEVICE FOR SMOOTHING A SURFACE OF A COMPONENT, PARTICULARLY OF LARGE STRUCTURES - A method and apparatus for smoothing a surface of a component, e.g., of large structures, as for example ship hulls for subsequent painting, is disclosed. An exemplary method may include measuring an unevennesses of the surface of the component, levelling the unevennesses by material removal and/or by material application of a levelling mass, adding reference markings at certain locations on the surface to be measured before the measurement of the surface, and taking account of the reference markings during the measurement of the unevennesses of the surface. | 2012-06-07 |
| 20120138208 | System for Mounting Objects to Polymeric Membranes - A system and method to attach an object to a structure. The system includes a first membrane, a second membrane and a mounting plate. The method includes covering a portion of the structure with the first membrane and then placing the mounting plate thereupon. The second membrane placed over the mounting plate and subsequently bonded to both the mounting plate and the first membrane. The object is secured to the mounting plate via a fastener attached thereto and extending through the second membrane. | 2012-06-07 |
| 20120138209 | Methods of Manufacturing Paint Roller Covers From A Tubular Fabric Sleeve - A method of manufacturing paint roller covers is disclosed in which the paint roller covers are manufactured from a seamless segment of tubular paint roller cover fabric that is placed onto a cylindrical forming tube having a segment of bonding material temporarily secured on its outer surface under the segment of tubular paint roller cover fabric. The cylindrical forming tube is placed on a heated mandrel to apply heat thereto to cause the bonding material to bond to the interior of the segment of tubular paint roller cover fabric. The cylindrical forming tube is removed from the mandrel and cooled, and the segment of tubular paint roller cover fabric becomes secured to the bonding material to produce a semi-rigid paint roller cover segment. The semi-rigid paint roller cover segment may be finished into paint roller covers. | 2012-06-07 |
| 20120138210 | METHOD OF WELDING A COMPONENT PART TO A PLASTIC FUEL TANK - In welding a component part ( | 2012-06-07 |
| 20120138211 | REUSABLE HOSE BUNDLING SLEEVE - A reusable hose bundling sleeve is provided that is made of a tightly-woven nylon material coated with urethane. Strips of hooks and loops are adhered and stitched to opposite ends of opposite sides of the sleeve. The reusable hose is installed by wrapping the sleeve around the hoses or cables such that the strips of hooks and loops align and engage. Notches can be cut along the length of the reusable hose bundling sleeve to allow for shorter hoses or cables within the sleeve to exit. Because of the materials used, the notches will not weaken the fibers and cause fraying. The reusable hose bundling sleeve is removed by separating the strips of hooks and loops and unwrapping the sleeve. The reusable hose bundling sleeve can be installed, removed, and reinstalled quickly and without diminishing durability. Alternatively, the sleeve may be adapted to be secured and/or hanged. | 2012-06-07 |
| 20120138212 | METHOD OF AND APPARATUS FOR MOLDING GLAZING GASKET ONTO MULTILAYER GLASS PANEL - A molding material | 2012-06-07 |
| 20120138213 | PROCESS AND PLANT FOR BUILDING TYRES FOR VEHICLE WHEELS - A plant, a method and a process for building tyres for vehicle wheels in a carcass structure building line includes: a) associating a pair of support rings with a forming drum in a work station for associating support rings; b) building at least one structural component of the tyre being processed on the forming drum provided with the pair of support rings in at least one work station of the carcass structure building line; c) removing the pair of support rings from the forming drum in a work station for removing support rings; d) transferring the pair of support rings dissociated from the forming drum to a temporary storage for support rings; and e) building at least one further structural component of the tyre being processed on the forming drum without the pair of support rings in a work station of the carcass structure building line. | 2012-06-07 |
| 20120138214 | OPTICAL FIBER INSTALLATION AT CUSTOMER PREMISES - An optical fiber is permanently routed easily, quickly, and unobtrusively at a customer premises using an inventive hand tool, without staples or other fasteners. The fiber has an adhesive outer coating that is activated as the fiber is applied by the tool on an exposed surface such as a wall, ceiling, molding, groove, or corner at the premises. When the activated coating hardens, the fiber is bonded to the surface on which it was applied, and the hardened coating also provides physical protection for the fiber. In the disclosed embodiment, the coated fiber is supplied on a spool that mounts on the tool, and the coating is activated by guiding the fiber as it unwinds from the spool through a chamber containing an activating substance. The fiber with the activated coating is then guided to an applicator wheel on the tool which applies the fiber to the surface. | 2012-06-07 |
| 20120138215 | NANO GLASS POWDER FOR SINTERING ADDITIVE AND METHOD FOR FABRICATING THE SAME - There are provided a nano glass powder for a sintering additive and a method for fabricating the same. The method for fabricating the nano glass powder for the sintering additive includes fabricating a mixed solution by dissolving a raw material of boron (B), a raw material of silicon (Si), and a raw material of a metal oxide in a non-aqueous solvent; controlling a sol-gel reaction by adding an alkali catalyst to the mixed solution, drying a sol-gel material obtained by the sol-gel reaction, and heat treating the sol-gel material. | 2012-06-07 |
| 20120138216 | Filament Wound U-Shaped Support Units for Footwear - A method is described for manufacturing a U-shaped support unit for use in footwear. A shaft mandrel has a longitudinal axis and a cross-section with at least one U-shape region. An enclosed shape of composite material is formed over the shaft mandrel which includes one or more layers of resin-impregnated reinforcing fibers. One or more cuts are made through the enclosed shape to create U-shaped support units adapted for use as a weight bearing structure in footwear. | 2012-06-07 |
| 20120138217 | PROCESS OF MAKING BAGS - A process of making bags from tubular film ( | 2012-06-07 |
| 20120138218 | RAPID MATERIAL PLACEMENT APPLICATION FOR WIND TURBINE BLADE MANUFACTURE - An apparatus is disclosed for charging molds used to mold wind turbine blades in which the molds have a root end and a tip end. The apparatus includes a first and second gantries located at the root end of the mold and capable of moving to the tip end of the mold. A layup end effector on the first gantry receives a length of reinforcing ply material and temporarily stores the ply material on the layup end effector. A clamping end effector mounted on the second gantry has a clamping board that is shaped to fit the root end of the mold. The clamping end effector grips the end of the ply material temporarily stored on the layup end effector secures the end of the ply material to the root end of the mold while the first gantry lays the ply material in the mold. | 2012-06-07 |
| 20120138219 | PROCESS FOR PRODUCING MULTILAYER COMPOSITE STRUCTURES - Process for producing multilayer composite structures, which comprises carrying out the following operations in succession:
| 2012-06-07 |
| 20120138220 | SYSTEMS AND METHODS FOR BONDING USING MICROWAVE ENERGY - Disclosed are systems and methods for bonding wafers by use of microwave energy. Various components that facilitate relatively quick and efficient bonding provided by microwave energy are disclosed. In certain embodiments, devices and methods for applying desirable compression to the wafers can be implemented. In certain embodiments, devices and methods for providing a controlled gas environment such as vacuum can be implemented. In certain embodiments, devices and methods for maintaining the integrity of microwave mode of operation during the bonding process can be implemented. In certain embodiments, devices and methods for increasing throughput of the bonding process can be implemented. | 2012-06-07 |
| 20120138221 | REACTION PLATE - A reaction plate includes a welded plastics planar laminate consisting of an aperture plate and a film, the aperture plate having at least one planar surface and a plurality of apertures in the planar surface of the apertured plate and the film being attached to the planar surface of the apertured plate around the or each aperture by welding. The welding is preferably laser or transmission welding. A method of forming such reaction plates using diode laser welding. An apparatus is provided for handling such reaction plates including performing polymerase chain reactions (PCRs) or primer extensions therewith. | 2012-06-07 |
| 20120138222 | METHOD FOR CONTROLLING GLUE FLOW - A method for controlling a contact angle between a glue and a surface of a substrate during manufacture of microchip packages is disclosed. The method includes applying a glue to a surface of a substrate, and placing an electrode in electrical connection with the glue. A potential difference is applied between the electrode and the substrate. The potential difference is applied across the glue and causes a contact angle between the glue and the surface of the substrate to be altered. | 2012-06-07 |
| 20120138223 | UV-IR COMBINATION CURING SYSTEM AND METHOD OF USE FOR WIND BLADE MANUFACTURE AND REPAIR - A UV-IR combination curing system and method for manufacture and repair of composite parts, such as for use in wind blade manufacture and repair. The system and method utilize UV and IR dual radiation sources to cure glass fiber reinforced laminates containing a photo initiator. The UV and IR dual radiation sources can be configured as discrete stand-alone UV and IR lamps used in a side by side configuration, a plurality of UV lamps with thermal IR radiation, a combined UV/IR lamp, or other forms of light sources providing both UV and IR radiation. To achieve high glass transition and complete curing of thick laminates, the IR radiation source is initially turned on to heat the laminate to close to 40° C-100° C. before the UV radiation source is turned on. The IR radiation source can be turned off after UV radiation source is activated. | 2012-06-07 |
| 20120138224 | LIGHT LIGNOCELLULOSE MATERIALS HAVING GOOD MECHANICAL PROPERTIES - A process for the production of a light lignocellulose-containing substance having an average density in the range from 200 to 600 kg/m | 2012-06-07 |
| 20120138225 | METHOD OF MOUNTING A PRINTING PLATE TO AN IMPRESSION CYLINDER - Adhesive tape having a carrier and a layer of adhesive applied on at least one side to the carrier, the carrier having at least one foam layer composed at least in part of a polyolefin-based polymer, wherein the polyolefin-based polymer contains an ethylene multi-block copolymer in a fraction of at least 40% (w/w), the ethylene multi-block copolymer being composed of hard segment blocks, containing at least 95% (w/w) of ethylene and a comonomer, and of soft segment blocks, containing ethylene and a comonomer, the fraction of comonomer in the soft segment blocks being between 10 and 20 mol %. | 2012-06-07 |
| 20120138226 | Method for Introducing Carbon Dioxide - A method for producing an adhesive layer, an aqueous adhesive dispersion containing chlorinated polyolefins and further additives, having a pH from 10 to 13, being provided; said adhesive being adjusted, by the introduction of CO | 2012-06-07 |
| 20120138227 | SPACER FORMATION FOR ARRAY DOUBLE PATTERNING - A method for forming an array area with a surrounding periphery area, wherein a substrate is disposed under an etch layer, which is disposed under a patterned organic mask defining the array area and covers the entire periphery area is provided. The patterned organic mask is trimmed. An inorganic layer is deposited over the patterned organic mask where a thickness of the inorganic layer over the covered periphery area of the organic mask is greater than a thickness of the inorganic layer over the array area of the organic mask. The inorganic layer is etched back to expose the organic mask and form inorganic spacers in the array area, while leaving the organic mask in the periphery area unexposed. The organic mask exposed in the array area is stripped, while leaving the inorganic spacers in place and protecting the organic mask in the periphery area. | 2012-06-07 |
| 20120138228 | DEEP-TRENCH SILICON ETCHING AND GAS INLET SYSTEM THEREOF - A deep-trench silicon etching apparatus, including a reaction chamber and a gas source cabinet, the gas source cabinet is connected to the reaction chamber via two independently controlled gas paths; wherein, a first gas path is used to introduce process gas for etch step from the gas source cabinet into the reaction chamber; a second gas path is used to introduce process gas for deposition step from the gas source cabinet into the reaction chamber. The present invention is used to solve the problems of gas mixture and gas delay occurring when process steps are switched. | 2012-06-07 |
| 20120138229 | PLASMA PROCESSING APPARATUS - The invention provides a plasma processing apparatus having a means for generating a plasma capable of correcting the eccentricity of the plasma diffused above the wafer caused by magnetic field or by vacuum eccentricity, comprising a vacuum processing chamber in which a sample is processed via plasma, a gas supply means for supplying gas into the vacuum processing chamber, a sample stage disposed within the vacuum processing chamber on which the sample is placed, an induction coil disposed outside the vacuum processing chamber, a radio frequency power supply for supplying radio frequency power to the induction coil, a Faraday shield being capacitively coupled with the plasma, and an eccentricity correction means disposed between the induction coil and a dielectric sealing window constituting an upper surface of the vacuum processing chamber, wherein the eccentricity correction means generates a plasma capable of correcting the eccentricity of the plasma. | 2012-06-07 |
| 20120138230 | SYSTEMS AND METHODS FOR MOVING WEB ETCH, CVD, AND ION IMPLANT - Systems and methods for moving substrates through process chambers for photovoltaic (PV) or solar cell applications are disclosed. In particular, systems and methods for moving substrates through process chambers using a conveyor belt are disclosed. The conveyor belt can be used to move the substrates through etch chambers, chemical vapor deposition (CVD) chambers, and/or ion implant chambers, and the like. | 2012-06-07 |
| 20120138231 | LABELING MACHINE FOR BLOOD-SAMPLING TUBE AUTOMATIC PREPARATION DEVICE - Provided is a labeling device for an automatic test-tube setting-up device wherein an identification label can be pasted over a product label with a simple structure. A labeling device for an automatic blood-sampling-tube setting-up device comprises a means for taking out a blood-sampling tube based on patient information and supporting the blood-sampling tube at a labeling position, a blood-sampling tube driving means for rotary driving the blood-sampling tube at the labeling position, a label printing means for creating an identification label by printing test information and/or patient information and outputting the identification label to the labeling position, a product label position detecting means for detecting the edge of a product label previously pasted to the outer surface of the blood-sampling tube, and a controller for controlling the operation of the label printing means and the blood-sampling tube driving means such that the identification label is pasted over the product label with a continuous gap left in the axial direction of the blood-sampling tube on the outer surface of a blood-sampling tube based on information about the diameter of a blood-sampling tube corresponding to the blood-sampling tube at the labeling position, and information about the edge of the product label obtained from the product label position detecting means. | 2012-06-07 |
| 20120138232 | END EFFECTOR AND METHODS FOR CONSTRUCTING COMPOSITE MEMBERS - An end effector, and methods for constructing composite members, in which a compaction roller and redirect rollers translate synchronously along the compaction axis. Additionally, the end effector includes an advantageous arrangement of spools and rollers that directs tow to the redirect rollers at substantially a right angle. Movement of the compaction roller along the compaction axis induces little, if any, changes in tow tension. The substantially constant tow tension advantageously reduces rewinding of the tow supply spools. which can degrade the quality of the lay up and contribute to despooling problems. | 2012-06-07 |
| 20120138233 | INSTALLATION FOR APPLYING GLUE TO FIBERS FOR THE PRODUCTION OF FIBERBOARD - The invention relates to an installation for applying glue to fibers for the production of fiberboard, especially MDF board or similar wood material board. Said installation comprises a fiber feed unit having at least one fiber feed conduit which opens into a fiber exit tube via a fiber deflection element and receives the air that is used to transport the fibers, a chute which is located downstream of the fiber exit tube, a glue application device which has spray nozzles for spraying the fibers that emerge from the fiber exit tube and enter the chute with drops of glue, and a collection device, located downstream of the chute and having an air-permeable transport belt for collecting and optionally carrying off the fibers and a suction device located below the transport belt for suctioning air from the chute through the transport belt, the suction device having one or more suction boxes to which one or more suction pipes are connected. The installation is characterized in that the suction boxes are configured as cleaning boxes having at least one cleaning device for removing fibers that enter the suction boxes through the transport belt. | 2012-06-07 |
| 20120138234 | TAPE APPLICATOR - A tape applicator has a handle, a pair of upright plates on the handle, and an accommodation space formed between the pair of upright plates. The handle is coaxially provided with a press member and an operation member. The operation member has a protruding holding plate. The holding plate holds the press member. The user can operate the operation member to turn the press member simultaneously. When the operation member is turned to its extremity, the user can further pull the press rod for the press rod to be further away from the accommodation space. Thus, the distance from the press member to the accommodation space is increased to enhance the use range of the tape applicator for different sizes of tapes. | 2012-06-07 |
| 20120138235 | APPARATUS FOR WELDING TOGETHER THERMOPLASTIC HOSES - An apparatus for welding together thermoplastic hoses comprising two clamping units which in part can be rotated and displaced relative to each other. The two clamping units each have two clamping jaws which comprise through-passages between the clamping jaws in which the hoses can be inserted continuously parallel to each other and squeezed transversely to each other. The apparatus further comprises a heatable blade for severing the hoses and melting the cut edges thereof between the clamping units. An intermediate piece is disposed between the clamping jaws of the clamping units, thereby separating the clamped hoses from each other, and at least one of the two clamping units has inner and outer clamping jaws, wherein the inner clamping jaws are held by the outer clamping jaws and can be adjusted together. In a closed position, the inner clamping jaws and the intermediate piece can be rotated with each other. | 2012-06-07 |
| 20120138236 | MACHINE FOR THE PRODUCTION OF SHEET ELEMENTS FROM COMPOSITE MATERIAL - The machine has a heated plate, a conveyor for conveying the elements along a conveyor path leading across the heated plate, a top part vertically movable with respect to the heated plate, a membrane disposed on the top part and a separating film disposed between the membrane and the heated plate which can be moved synchronously with the conveyor. The separating film is divided into sections and every section is retained exclusively by a single edge oriented transversely to the conveying path by a retaining device. The sections therefore sit loosely on the elements free of tension. The membrane lies against a peripherally extending peripheral face of the top part facing the heated plate and can be moved directly onto the plane of the surface of the heated plate in order to form a closed chamber with it. Finally, the membrane is connected to a clamping device. | 2012-06-07 |
| 20120138237 | APPARATUS AND METHOD FOR DELAMINATING ADHESIVE FILM - A delaminating apparatus ( | 2012-06-07 |
| 20120138238 | METHOD FOR DETACHING A SILICON THIN FILM BY MEANS OF SPLITTING, USING TRIPLE IMPLANTATION - In order to detach a silicon thin film from a starting substrate by splitting, a step of implanting species within the starting substrate ( | 2012-06-07 |
| 20120138239 | BEAD DETACHING ARM, TIRE DEMOUNTING METHOD AND APPARATUS USING BEAD DETACHING ARM - In order to provide a method of detaching an upper bead portion of a low-profile tire or a ran flat tire easily, a bead detaching arm having an outer groove formed at a distal end portion thereof for allowing engagement of the upper bead portion therewith, and an inner groove formed at a position lower than the outer groove and on the opposite side therefrom and configured to engage with a wheel end edge is provided so as to be movable upward and downward, the bead detaching arm is pressed against a portion of a tire near the upper bead portion and deforms the same to engage an upper tire bead portion with the outer groove, the bead detaching arm is moved upward to engage the inner groove with the end edge of the wheel and, in this state, the upper tire bead portion is detached by turning the wheel. | 2012-06-07 |
| 20120138240 | GARAGE DOOR OPENER GUARD - A security device and method for a garage door opening system mounted within the dwelling, for preventing an unauthorized access to the garage door opening system from outside of the garage and mechanically disconnecting the carriage assembly of the system from the remaining part of the system by pulling the release cord toward the garage door. | 2012-06-07 |
| 20120138241 | INDIVIDUALLY OPERATIVE ROLL BLIND TYPE PANORAMA ROOF - An individually operative roll blind type panorama roof may include a planetary gear set including a sun gear to which a driving force of a motor may be applied, at least a planetary gear engaged with the sun gear, a ring gear engaged with the at least a planetary gear, and a carrier gear to which the at least a planetary gear may be rotatably mounted, a first roll blind interlocked with the ring gear through a first cable and configured to be driven by the ring gear, a second roll blind interlocked with the carrier gear through a second cable and configured to be driven by the carrier gear, and a gear stopping device selectively engaged with gear teeth of the ring gear or the carrier gear so as to stop the ring gear or the carrier gear. | 2012-06-07 |
| 20120138242 | PARTITION SWEEP ASSEMBLY - A folding accordion sweep partition assembly is presented. The partition has a plurality of partition panels, the panel having a front face, a rear face, a bottom edge, and two opposing open sided panel keyway channels. A hinge having two side walls, the side wall terminating in a hinge key hinges two panels by having a first hinge key slidably received and retained in a first partition panel keyway channel and a second hinge key slidably received and retained in a second partition panel keyway channel. The partition panel has a mounting bracket affixed to it, a bottom bracket removably retained to the mounting bracket, and a sweep affixed to the mounting bracket. | 2012-06-07 |
| 20120138243 | WINDING DEVICE FOR COVERING WALL OPENINGS OR WINDOWS - The invention relates to a winding device and to a method for covering wall openings or windows. The winding device comprises a covering element that can be rolled up, a deflecting element that has a wave-like design, or is simply formed by a bottom hemline, or a bottom woven fabric edge and/or longitudinal edge, and at least on raising and lowering unit. In addition, the covering element is provided with an upper longitudinal edge, which is preferably arranged in parallel to the deflecting element. The lower longitudinal edge is either connected to the deflecting element, or is formed by the same, so that as a result of a rotation of the deflecting element, or of the lower woven fabric edge and/or longitudinal edge, about a horizontal axis, the covering element can be rolled up or down. The raising and lowering unit comprises at least one cord, wherein at least one free end of the cord is connected to the raising and lowering unit. The cord is arranged such that it encloses the covering element, so that the deflecting element, or the lower longitudinal edge, is guided in the bend of the cord. The at least one cord can be guided in two opposite directions of movement that are relative to one another. | 2012-06-07 |
| 20120138244 | Chain Drive System For Use In A Theatre - A system for suspending a vertical curtain (especially a theatrical curtain) and for driving the curtain to move horizontally (for example, between a position covering a stage and a position not covering a stage). The curtain is suspended directly from a drive chain, along at least a portion of the drive chain, by chain attachment structures. Also, a rotating switch that can be actuated by a switch attachment structure supported by the drive chain. Also, the use of a dedicated encoder sprocket which is separate from the guide sprockets. | 2012-06-07 |
| 20120138245 | DRAPERY HOLDBACK - A drapery holdback device comprising a flexible body having a first ply and a second ply, the body having a first end and a second end, a first magnet fixedly secured between the first and second plies proximate the first end, and a second magnet fixedly secured between the first and second plies proximate the second end where the flexible body is adapted to wrap about a drape and where the first magnet is magnetically engaged to the second magnet through a thickness of the drape. | 2012-06-07 |
| 20120138246 | Method and apparatus for conversion of cellulosic material to ethanol - The present invention provides an apparatus and a method for conversion of cellulosic material, such as chopped straw and corn stover, and household waste, to ethanol and other products. The cellulosic material is subjected to continuous hydrothermal pre-treatment without addition of chemicals, and a liquid and a fibre fraction are produced. The fibre fraction is subjected to enzymatic liquefaction and saccharification. The method of the present invention comprises:
| 2012-06-07 |
| 20120138247 | POLYMERIC STRUCTURES COMPRISING A SULFOSUCCINATE - Hydroxyl polymer-containing compositions, especially hydroxyl polymer-containing compositions that can be processed into polymeric structures, especially polymeric structures in the form of fibers are provided. | 2012-06-07 |
| 20120138248 | PAPER SUBSTRATE CONTAINING A WETTING AGENT AND HAVING IMPROVED PRINT MOTTLE - The present invention relates to a sizing composition that, when applied to paper substrate, creates a substrate, preferably suitable for inkjet printing, having increased print density, enhanced print mottle, as well as print sharpness, low HST, and/or image dry time, the substrate preferably having high brightness and reduced color-to-color bleed as well. In addition, the present invention relates to a method of reducing the HST of a paper substrate by applying the sizing composition to at least one surface thereof. Further, the application relates to methods of making and using the sizing composition, as well as methods of making and using the paper containing the sizing composition. | 2012-06-07 |
| 20120138249 | Method for improving paper and board's resistance to the penetration of liquids - This invention brings a new aspect in papermaking by spraying hydrophobic chemical directly onto the paper surface in the dryer section of the paper machine, as a two-step process where high solids starch is sprayed on the paper to seal the sheet's surface and thereafter the hydrophobic chemical is sprayed on the paper surface. This invention is a completely new method of hydrophobic sizing, spraying a small amount of a suitable hydrophobic chemical on the moving web in the dryer section, instead of adding hydrophobic chemical in the wet-end of the paper machine, or mixing it in with starch at a size press. This invention reduces the amount of hydrophobic chemical used compared to any of the other processes, it simplifies wet-end chemistry, and it puts the hydrophobic sizing exactly where it is needed, on the paper's surface, which in many cases will be a single side of the paper. | 2012-06-07 |
| 20120138250 | PULP MAKING DEVICE OF USED PAPER RECYCLING APPARATUS AND USED PAPER RECYCLING APPARATUS - A pulp making technology for realizing a used paper recycling apparatus of furniture size that can be installed in a small shop, room or the like. Having a beating machine provided with a pair of beating disks disposed oppositely to each other in a relatively rotatable manner at a close distance, this beating machine has a tiny beating gap, between the pair of beating disks, for executing the beating process of at least two continuous stages from a rough beating process to a finish beating process, and the beating gap starts at a supply port formed in a central part of the fixed side beating disk, and ends at a discharge port formed on the outer peripheral edge of the beating disks. Therefore, even in a very small beating process space contained in an apparatus space of furniture size, smooth and highly efficient beating of high processing capacity is realized without causing clogging of used paper. | 2012-06-07 |
| 20120138251 | HEADBOX FOR A MACHINE TO PRODUCE A FIBER WEB - Headbox for a machine to produce a fiber web, in particular a paper, cardboard or tissue web from at least one fibrous suspension, having a headbox nozzle comprising an upper nozzle wall and a lower nozzle wall, as well as two side walls tapering to form an outlet, and having an inner chamber through which the fibrous suspension flows in flow direction during operation of headbox, whereby on upper nozzle wall of headbox nozzle a baffle is arranged on the outlet side which is movable by way of several elements and which extends across machine width, and which has a baffle protrusion and a baffle immersion depth and which has at least two surfaces—an upstream ramp surface and a subsequent main surface contacted by a fibrous suspension during operation of headbox. The inventive headbox is characterized in that between ramp surface of baffle and main surface of baffle at least one refraction surface which is in contact during operation of headbox with a fibrous suspension is provided on baffle. | 2012-06-07 |
| 20120138252 | Self Supporting Core-In-A-Core for Casting - A core-in-a-core casting method and hybrid core ( | 2012-06-07 |
| 20120138253 | ADVANCED TECHNOLOGY FOR IRON-CHROME ALLOYS PRODUCTION AND RELATED PLANT - A method for producing ferro-chrome alloys comprising a stechiometric charge and stechiometric slag calculation step, a step of making the plant and the crucible furnace operate at normal regime, steps of casting the metal and the slag, a step of collecting the molten metal in suitable modular moulds made from spheroidal graphite cast iron, a step of removing the ingots contained in the moulds with suitable pincer means, a step of collecting the slag in suitable non-refractory bells or ladles, characterised in that the metal-slag separation takes place directly inside the furnace and in that said castings of metal and slag take place in successive steps so as to allow the drawing off of the liquids in the amounts formed between one casting and the next. | 2012-06-07 |
| 20120138254 | SEMI-MOLTEN OR SEMI-SOLID MOLDING METHOD - A semi-molten or semi-solid molding method is used to cast a scroll member having a tabular panel, a spiral section, and a columnar part. The method includes filling a cavity formed inside of the molding die with semi-molten or semi-solid metal from a section for forming the columnar part via a runner that forms a channel. The cavity forms a space for casting the scroll member. An angle of intersection θ | 2012-06-07 |
| 20120138255 | PART FOR REMOVING IMPURITIES FROM A MOLTEN METAL - The present invention arranges the part for removing impurities from a molten metal containing a filter holder constituted of a structure containing an organic fiber, an inorganic fiber and thermosetting resin and a heat-resistant filter in the runner of the mold. | 2012-06-07 |
| 20120138256 | Casting Mold - A casting mold made of a copper material having a casting surface ( | 2012-06-07 |
| 20120138257 | CASTING NOZZLE FOR A HORIZONTAL CONTINUOUS CASTING SYSTEM - The invention relates to a casting nozzle for a horizontal strip casting system, especially for casting steel strip. The casting nozzle is connected to a feed channel and is designed as a rectangular refractory hollow block, the outlet region of which being only slightly above the cooled continuous belt which accommodates the outflowing melt. The hollow block is subdivided at least once in the direction of casting and a narrow sealing element is arranged on the partition side of the segments, the width of the remaining gaps in the partition area being selected as to close when the casting nozzle is operated. | 2012-06-07 |
| 20120138258 | METHOD FOR MANUFACTURING AN ENGINE COMPONENT - A method for manufacturing an engine component includes forming the component by deposition of powder, which is melted by a heat source, in subsequent Layers to form the component into a desired shape, the component having an outer surface, and re-melting at least part of the outer surface. | 2012-06-07 |
| 20120138259 | Data Center Cooling - A system for cooling air in a data center includes a data center having electronic equipment in operation, a cooling water source, and a plurality of on-floor cooling units. The cooling water source is configured to retain at maximum capacity a total amount of water. Each on-floor cooling unit is configured to cool air heated by a portion of the electronic equipment in the data center using water from the cooling water source. The total amount of water is insufficient to maintain a leaving air temperature of each on-floor cooling unit below an inside setpoint when a temperature outside of the data center is above a predetermined external temperature. | 2012-06-07 |
| 20120138260 | HIGH VOLTAGE BATTERY COOLING SYSTEM FOR A VEHICLE - The present invention provides a system for cooling a high voltage battery by emitting cooling air from an outlet duct to the interior of a vehicle. More specifically, a battery case is mounted on/within an underfloor area formed within a lower section which extends from a front seat to a back seat. In order to collect air to cool the battery module, an inlet duct is disposed at the front end of the battery case and draws the cooling air from the interior of the vehicle. Once the air has passed through the battery case and/or over the battery module, the air is discharged at the rear end of the battery case through the outlet duct into the trunk of the vehicle. | 2012-06-07 |
| 20120138261 | FUEL CELL VEHICLE - The present invention provides a fuel cell vehicle, particularly a fuel cell vehicle equipped with a moisture remover that removes moisture from an air conditioner evaporator. The fuel cell vehicle includes: a fuel cell stack as a power supplier; an electric heater operated by power from the fuel cell stack; a blower fan for providing air to the electric heater; an air channel configured to supply the air passing through the electric heater to an air conditioner evaporator; and a controller for controlling the operations of the electric heater and the blower fan, whereby moisture is removed from the air conditioner evaporator by supplying air heated by the electric heater to the air conditioner evaporator. The fuel cell vehicle effectively removes moisture from an air conditioner evaporator, solves the problem of a bad smell in the related art, and further removes the oxygen and the stack voltage which remain in the cathode, such that it is possible to avoid cathode oxygen depletion of the related art. | 2012-06-07 |
| 20120138262 | FAN ASSEMBLY - A fan assembly includes a mounting bracket, a fan, and a baffle. The mounting bracket includes two side plates bounding an outlet, and each side plate defines a through hole. An inner side bounding the through hole defines an arc-shaped cutout, communicating with the through hole. The baffle includes two pins rotatably received in the through holes of the side plates. A protrusion protrudes out from each pin, and is engaged in the corresponding cutout. When the fan operates, the baffle is pushed to rotate to open the outlet, to allow air from the fan to flow out through the outlet. When the fan ceases operation, the baffle rotates back under force of gravity to a position to cover the outlet, where the protrusion resists against one end of the cutout such that further rotation is prevented, to prevent air intake into the mounting bracket through the outlet. | 2012-06-07 |
| 20120138263 | HEAT DISSIPATION DEVICE - A heat dissipation device is used to dissipate heat generated by a number of memory chips of a motherboard. The heat dissipation device includes two brackets attached to the motherboard and at opposite sides of the memory chips, are a support, and a fan. The support includes a fixing plate and two clamping plates extending from opposite ends of the fixing plate. The clamping plates are rotatably mounted to the brackets, and are positioned above the memory chips. The fan is sandwiched between the clamping plates or mounted to the fixing plate. | 2012-06-07 |
| 20120138264 | BOARD COOLANT JACKET JIG SYSTEM AND METHOD OF SEPARATING BOARD COOLANT JACKET - A board coolant jacket jig system includes a main frame that includes a board installation stand on which a board is installed, and a coolant jacket separation unit that is coupled to the main frame and selectively coupled to the coolant jacket coupled to the board, to separate the coolant jacket. | 2012-06-07 |
| 20120138265 | Device for Influencing the Flow in the Area of a Pipe Manifold Plate of a Tube Bundle Heat Exchanger - A device for influencing the flow in the area of a pipe manifold plate of a tube bundle heat exchanger with an outer channel encased by an outer sheath for a heat carrier medium, with a number of inner tubes extending axially parallel to the outer sheath through the outer channel, together forming an inner channel, each supported on the end side in the pipe manifold plate, with an inlet or outlet common for all inner tubes designed in a exchanger flange and a common outlet or respectively inlet designed in a connection piece for a product with at least one displacement body. A guide ring forms radially inside with its inner contour the required and proven flow environment for the displacement body. | 2012-06-07 |
| 20120138266 | HEAT EXCHANGER - Disclosed is a heat exchanger that can more efficiently transfer heat between a heat-exchange fluid and an object with which heat is to be exchanged. A heat exchanger ( | 2012-06-07 |
| 20120138267 | Release Of Stored Heat Energy To Do Useful Work - This invention concerns the release of stored heat energy to do useful work. In particular it concerns a method for the release of stored heat energy to do useful work, and in further aspects it concerns other methods, apparatus and systems. In a first aspect, the invention is a method for releasing stored heat energy to do useful work. The method comprising: Storing heat energy in a heat storage medium. Arranging a surface of the heat storage medium and a surface of a heat collecting element of a heat consuming engine or process, such that a surface of the heat collecting element is in proximity to, in contact with or embedded in a surface of the heat storage medium. Then, transferring stored heat energy from the surface of the heat storage medium to the surface of the heat collecting element. | 2012-06-07 |
| 20120138268 | Combined Cooling of Lube/Seal Oil and Sample Coolers - A heat exchanger that is useful for analyzing samples, such as condensate, and methods of cooling a sample for analysis are provided as embodiments of the present invention. The heat exchanger includes an inner tube for containing cooling water and an annulus for containing steam so that heat exchange occurs between the cooling water and the steam so that condensate forms in the annulus. An external shield is attached to the heat exchanger to provide additional natural cooling and to prevent users from contacting the steam contained within the annulus. | 2012-06-07 |
| 20120138269 | DUPLEX FLEXIBLE HEAT EXCHANGER - A method and system for cooling an electrical heat source is disclosed. A heat exchanger has two principal sub-assemblies. A closed-loop fluid flow is provided through a second sub-assembly, disposed next to a heat source. An open-loop fluid flow is provided though a first sub-assembly in communication with a second sub-assembly. Each of the first and second sub-assemblies has a rotational element. The fluid flow entering the first sub-assembly rotates the first rotational element, and magnetic communication between the rotational elements causes movement of the second rotational element, thereby achieving fluid movement within the second sub-assembly. Operationally, the closed-loop sub-assembly removes heat from the heat source and transfers it to the open-loop sub-assembly for subsequent heat transfer in a downstream fluid flow. | 2012-06-07 |
| 20120138270 | WATER-COOLED CONDENSER - Provided is a water-cooled condenser of which the size is reduced by a simple structure and the cooling efficiency is improved, in which a main heat-dissipating unit where a coolant discharged from a compressor exchanges heat with cooling water and a supercooling core unit where a coolant discharged from a receiver drier exchanges heat with cooling water have separate cooling circuits and are integrated in one unit, a second cooling water inflow pipe, which allows the cooling water to flow into the supercooling core unit, diverges from a first cooling water inflow pipe that allows the cooling water to flow into the main heat-dissipating unit, and the cooling water flowing in the supercooling core unit is discharged with the cooling water in the main heat-dissipating unit, through an internal connecting line. | 2012-06-07 |
| 20120138271 | METHOD FOR COOLING A METALLURGICAL FURNACE - In a method for cooling a metallurgical furnace having at least one cooling element which is flown through by a cooling mediums, a cooling medium that contains at least one ionic liquid, and preferably consists thereof, is carried through the cooling element, thereby preventing the problems that are associated with water cooling, such as the risk of hydrogen explosions and damage to the furnace lining | 2012-06-07 |
| 20120138272 | Pumping System Resistant to Cavitation - Techniques herein describe a pumping system, adapted to reduce or eliminate fluid cavitation. Optionally, the pumping system is adapted for application to a passive fluid recovery system. In one example, the pumping system includes a pump and a thermal sub-cooling device. The thermal sub-cooling device may sub-cool fluid input to a pump and heat fluid output from the pump, particularly under start-up conditions. In a further example, a controller manages power supplied to both the pump and the thermal sub-cooling device, to transition from an ambient temperature start-up condition to an elevated temperature operating condition. | 2012-06-07 |
| 20120138273 | HEAT SINK WITH THERMALLY CONDUCTIVE COVER - A heat sink includes a base, two heat pipes, a fin assembly, and two thermally conductive cover. The heat pipes are thermally connected to the base. Each of the heat pipes includes a cylindrical body and an ineffective end portion distal from the base. The ineffective end portion is connected to the cylindrical body. A diameter of the ineffective end portion is smaller than that of the body. The fin assembly is thermally coupled to the two heat pipes. Each of the thermally conductive covers envelops the ineffective end portion and is in thermal contact with the ineffective end portion and the fin assembly. | 2012-06-07 |
| 20120138274 | COOLING APPARATUS FOR ELECTRIC MODULES OF HYBRID ELECTRIC VEHICLE OR ELECTRIC VEHICLE - The present invention provides an apparatus for effectively cooling electric modules such as an inverter and an LDC installed in a hybrid electric vehicle or an electric vehicle. The cooling apparatus for electric modules of a hybrid electric vehicle or an electric vehicle secures a uniform cooling efficiency and achieves an excellent heat radiating efficiency at the same time by realizing a new type of cooling system adapted to separately manage heat transfer in the cooling water passages of first and second electric modules by separating an upper passage of the first electric module and a lower passage of the second electric module using a cooling separator. | 2012-06-07 |
| 20120138275 | FOAM COMPOSITION - A foam composition comprising, A) a cellulose foam matrix, and B) particles of encapsulated organic phase change material which are distributed within the cellulose foam matrix. The invention also relates to a method for making the foam composition and also their use in thermal storage applications, such as air-conditioning units. | 2012-06-07 |
| 20120138276 | DEVICE FOR DILUTING VISCOUS SUBSTANCE - Provided is a device for diluting a viscous substance which is advantages in increasing frequency of contact between the viscous substance and a diluent in order to finely fragment the viscous substance, even when the viscous substance has a high viscosity, and efficiently dilute the viscous substance with the diluent. The device comprises a viscous substance supply portion | 2012-06-07 |
| 20120138277 | HEAT EXCHANGER - A heat exchange device comprising at least one heat exchange surface ( | 2012-06-07 |
| 20120138278 | Heat Exchanger - A heat exchanger comprising an outer jacket ( | 2012-06-07 |
| 20120138279 | Heat Exchanger With Cast Housing And Method of Making the Same - A heat exchanger suitable for cooling exhaust gases and a method of making same are disclosed. The heat exchanger includes an outer casting member having first and second ends and forming a housing and a plurality of channel members forming alternating first and second flow channels for the flow of an exhaust gas through the first flow channels and coolant through the second flow channels. The channel members form a core having first and second ends, this core being mounted in the casting member. A first flange is fixedly attached to a first end of the core so as to form a sealed joint. A second flange is fixedly attached to the second end of the core so as to form another sealed joint. The first and second flanges are each coupled by fasteners to their respective ends of the casting. | 2012-06-07 |
| 20120138280 | LAYER HEAT EXCHANGER FOR HIGH TEMPERATURES - A layer heat exchanger for high temperatures is provided that includes a layer block having layer plates and cover plates and a housing that accommodates the layer block. The housing has a high heat resistance, combined with a high stiffness, and the layer block has a core that is soft and tough relative to the housing. | 2012-06-07 |
| 20120138281 | Heat Exchanger for Electronic Assemblies - A liquid-cooled heat exchanger for electronic assemblies and a method of making the heat exchanger. The exchanger has a solid metal body in the form of an elongated flat plate to which the electronic assembly can be mounted, or a number of such plates formed in an L- or U-shaped configuration to enclose two or more sides of the assembly. The elongated body is formed by extrusion, with parallel enclosed longitudinal passages formed along a length of the body during the extrusion process. Transverse passages are drilled to intersect the extruded longitudinal passages. The longitudinal passages and transverse passages are plugged on at least one of their outside ends, and optionally at points along their lengths, to create desired patterns of liquid flow through the heat exchanger. | 2012-06-07 |
| 20120138282 | HEADER FOR A CONDENSER - A header for a heat exchanger, which comprises a plurality of flat tubes arranged in a longitudinal direction. The header has a bottom and a lid. The bottom has a plurality of openings for coupling the header to the plurality of flat tubes. The lid is arranged opposite of the bottom and connected to the lid, at least at the edges extending in the longitudinal direction, in a fluid-tight manner. The lid has a plurality of transverse channels on a side facing the bottom, which are arranged opposite of the plurality of openings, and a longitudinal channel extending in the longitudinal direction. | 2012-06-07 |
| 20120138283 | FOLDED FIN HEAT SINK - In one embodiment, a heat sink comprising a folded fin is disclosed. The folded fin comprises a base portion, an offset portion extending away from the base portion, the offset portion having a width, a narrowing tapering portion having a maximum width equal to the width of the offset portion, and an extension portion extending away from the narrowing tapering portion, the extension portion having a width smaller than the width of the offset portion. | 2012-06-07 |
| 20120138284 | HEAT DISSIPATING DEVICE - A heat dissipating device includes a supporting part, a plurality of first fins and a plurality of second fins. The first fins are disposed in a vertical array at the supporting part. The second fins are disposed in an inclined array at the supporting part. The first fins and the second fins are staggeredly disposed and adjacent to each other correspondingly. The heat exchange efficiency of the fins is improved so as to increase the heat dissipating efficiency of the heat dissipating device. | 2012-06-07 |
| 20120138285 | ELECTRONIC APPARATUS RACK AND DATA CENTER - An electronic apparatus rack which can prevent the degradation of cooling performance due to local heat concentration on the exhaust side of the server. The electronic apparatus rack having electronic apparatuses mounted thereon, consists of a radiator incorporated in the rear door of the electronic apparatus rack; plural fans installed on the exhaust side of the radiator; and plural heat pipes installed on the intake side of the radiator. | 2012-06-07 |
| 20120138286 | PERFORATING SAFETY SYSTEM AND ASSEMBLY - Perforating assemblies and perforating safety systems capable of being disposed in a wellbore for hydrocarbon fluid production are described. The perforating assemblies can include an isolation device that is capable of preventing a denotation train when the assemblies are in a first orientation and allowing a denotation train when the perforating assemblies are in a second orientation. The isolation device can be automatically reoriented or reconfigured upon a change in the orientation of the perforating assembly. | 2012-06-07 |
| 20120138287 | METHOD OF MANUFACTURING A WELL SCREEN - An expanded non-bonded mesh well screen. A method of manufacturing a well screen includes the steps of: expanding at least a portion of a screen jacket; and then securing the screen jacket onto a base pipe. A well screen system includes a base pipe and an at least partially expanded screen jacket surrounding the base pipe. The screen jacket is expanded prior to being positioned on the base pipe. | 2012-06-07 |
| 20120138288 | RIGID CENTRALIZER - Embodiments of the disclosure provide a rigid centralizer having at least one annular band with radially extending embossed flutes spaced around an outer surface of the at least one annular band and a plurality of elongated connecting posts welded to an inner surface of the at least one annular band to form a tubular receiving annulus. | 2012-06-07 |
| 20120138289 | DOWNHOLE CENTRALISER - A downhole centraliser arranged to receive a downhole tubular has a tubular body with opposed ends and is formed of plastics material A respective end ring is mounted in the or each opposed end and is formed of a plastics material having a Youngs Moldulus no greater than that of the tubular body. | 2012-06-07 |
| 20120138290 | METHODS TO STIMULATE BIOGENIC METHANE PRODUCTION FROM HYDROCARBON-BEARING FORMATIONS - The present invention describes methods of stimulating the biogenic production of methane in hydrocarbon-bearing formations. The present application provides various stimulants which, when contacted with a hydrocarbon deposit in situ or ex situ, induce or enhance coalbed methane production. | 2012-06-07 |
| 20120138291 | SUBTERRANEAN FORMATION DEFORMATION MONITORING SYSTEMS - Method, devices and systems are provided for measuring deformation in subterranean formations. Such methods include introduction of spaced-apart depth magnetic markers along the longitudinal length of a well bore and measuring the position of each depth marker over time so as to determine deformation of the subterranean formation. In certain embodiments, depth markers comprise rare earth magnets. In further embodiments, orientation of each magnetic bullet is determined over time to determine the change in orientation of each magnetic bullet. Advantages of the methods and devices herein include, but are not limited to, improved accuracy and reliability of deformation measurements and reduced environmental impact due to the avoidance of radioactive markers used by the present invention. | 2012-06-07 |
| 20120138292 | Gas Generator For Pressurizing Downhole Samples - An apparatus for obtaining fluid samples in a subterranean wellbore comprises a carrier assembly configured to be disposed in a subterranean wellbore; a sampling chamber operably associated with the carrier assembly; a pressure assembly coupled to the sampling chamber and configured to pressurize a fluid sample obtained in the sampling chamber, wherein the pressure assembly is configured to contain a pressure generating agent; an activation mechanism configured to activate the pressure generating agent; and a power device operably associated with the carrier assembly and configured to provide an impulse for activating the activation mechanism, wherein the power device is not disposed on the pressure assembly. | 2012-06-07 |
| 20120138293 | Viscous Oil Recovery Using A Fluctuating Electric Power Source and A Fired Heater - Methods for recovering viscous oil include receiving electrical power from an electrical grid fed by at least one fluctuating electricity supply. The methods also include using at least a portion of the received electrical power to heat a first fluid stream using an electrical heater. The methods also include heating a second fluid stream with a fired-heater using a combustible fuel. The methods further include using both the first and second heated fluid streams to aid oil recovery. In accordance with these methods, the heat output of the electrical heater is adjusted during production operations to at least partially match an estimated mismatch between electrical power supply from and demand on the grid. At the same time, the heat output of the fired-heater is adjusted to at least partially compensate for fluctuations in the electrical heater heat output. | 2012-06-07 |
| 20120138294 | INTERPOLYMER CROSSLINKED GEL AND METHOD OF USING - Disclosed herein is a gel or a gel concentrate comprising, polyacrylamide crosslinked with a non-metallic crosslinker comprising a polylactam. A well treatment fluid comprising the gel or the gel concentrate, a method of making the gel or the gel concentrate, and a method of using the gel or the gel concentrate are also disclosed. | 2012-06-07 |
| 20120138295 | Well Bore Operations Using Reactive Proppant - An improved proppant and method of use are shown for use in wellbore operations in which a well is hydraulically fractured with a suitable fluid to create fractures in a surrounding subterranean formation where the proppant is used to hold the fracture open and provide a conduit for the production of fluids or gases. The improved proppant has associated therewith a chemically active adjunct material designed to react with the fracturing fluid, with the surrounding subterranean formation or with a fluid produced from the subterranean formation. The chemically active adjunct material may be an ion exchange resin which reacts with any multivalent ions released into solution by reaction of the fracturing fluid with the surrounding formation or with any multivalent ions dissolved in formation fluids, in order that these fluids being produced from the well will not contain these ions, requiring more exotic treatment procedures on the well surface. | 2012-06-07 |
| 20120138296 | HIGH SOLIDS CONTENT SLURRIES AND METHODS - A slurry and method are disclosed for low damage gravel packing. The slurry comprises a solids mixture comprising a plurality of volume-averaged particle size distribution (PSD) modes such that a packed volume fraction (PVF) exceeds 0.75; a carrier fluid in an amount to provide a solids volume fraction (SVF) less than the PVF of the solids mixture; and a stability additive to inhibit settling of the solids mixture. The method comprises circulating the slurry into a wellbore to deposit the slurry downhole; terminating the slurry circulation for a period of time, wherein the stability additive inhibits settling of the solids mixture; and thereafter circulating the deposited slurry in contact with a surface of a screen. Stability additives disclosed include colloidal particles, hydratable polymer particles, and particles having an aspect ratio above 6. | 2012-06-07 |
| 20120138297 | Cementing Method and Apparatus for Use with Running String Having an Obstruction - A cementing assembly is mounted to a lower end of a running string. The running string has an obstruction in it such as a cable preventing a wiper dart from passing through. A production string liner wiper plug is secured to the running tool with a shear pin or other device. A dart is temporarily suspended above the liner wiper plug in a manner that cement can be pumped around the dart and through an open bore in the wiper plug. Picking up to let dogs extend followed by setting down releases the dart. Picking up again exposes a lateral port to circulate out contaminated cement. Setting down closes the port and pressure launches the plug to push the cement into the annulus surrounding the string being run in. A passage without restrictions results at the top of the cemented string after the running tool is pulled out of the hole. | 2012-06-07 |
| 20120138298 | METHODS AND APPARATUS FOR WELLBORE CONSTRUCTION AND COMPLETION - The present invention relates methods and apparatus for lining a wellbore. In one aspect, a drilling assembly having an earth removal member and a wellbore lining conduit is manipulated to advance into the earth. The drilling assembly includes a first fluid flow path and a second fluid flow path. Fluid is flowed through the first fluid flow path, and at least a portion of which may return through the second fluid flow path. In one embodiment, the drilling assembly is provided with a third fluid flow path. After drilling has been completed, wellbore lining conduit may be cemented in the wellbore. | 2012-06-07 |
| 20120138299 | Wellbore servicing compositions comprising a fluid loss agent and methods of making and using same - A method of servicing a wellbore comprising preparing a composition comprising a calcium aluminate cement, water, and a fluid loss additive wherein the fluid loss additive comprises an acid gelling polymer, placing the composition in the wellbore, and allowing the composition to set. A method of servicing a wellbore comprising placing into a wellbore having a bottom hole static temperature of greater than about 50° F. and/or a pH of from about 3 to about 9 a cement slurry comprising a calcium aluminate cement having an aluminum oxide content of greater than about 60 wt. % based on the total weight of the calcium aluminate cement and an acid-gelling polymer wherein the cement slurry has a fluid loss at 10 cc/10 min. to about 600 cc/30 min. | 2012-06-07 |
| 20120138300 | METHOD OF CEMENTING USING POLYMERIC RETARDER - Set retarders of copolymers of at least one polymerizable ethylenically unsaturated monomer and at least one alkoxylated monomer are capable of delaying the hardening of a cementitious slurry when introduced into a subterranean formation until a downhole temperature greater than or equal to 500° F. is obtained, even in the absence of an intensifier. | 2012-06-07 |
