45results about How to "Good completion" patented technology

Of the many embodiments provided herein, one embodiment includes a method comprising: providing a drilling fluid comprising: an aqueous fluid; and a surfactant; and drilling a well bore in a subterranean formation comprising an oleaginous fluid using the drilling fluid, wherein the surfactant forms a micelle within the well bore; and removing an oil block in the formation.

Apparatus (58), and an associated method, for facilitating delivery of network-specific dialing codes to a mobile node (12). Broadcasts of the network-specific dialing codes are scheduled by a broadcast scheduler 64 embodied at a cell broadcast center (38). Signals containing the codes are broadcast and detected by the mobile node (12), thereby to download the values to the mobile node. And, the downloaded dialing codes are indexed (88) together with the dialing codes normally used by the mobile node (12) to call the corresponding service centers (44). Subsequently, when a call is placed to a service center, the dialing codes are transposed (94), if necessary, to permit the call to a designated service center (44) to be completed.

For increasing the power emitted by surface emitting lasers and for improving the spatial coherence of the laser beam, emitted in particular by disk lasers, microchip lasers and VCSELs having a relatively wide emitting area, the invention proposes to select a low order transverse cavity mode by means of a mirror structure (12) of high reflectivity, and of high angular selectivity. The mirror structure comprises a multilayer (14) receiving the optical beam (24) and a resonant grating mirror (16) following the multilayer and arranged for highly reflecting the optical beam in a narrow angular range at each side of a determined incidence angle.

Apparatus (58), and an associated method, for facilitating delivery of network-specific dialing codes to a mobile node (12). When a mobile node (12) is registered to a network part (18) of the network infrastructure of a radio communication system (10), a request (62) is generated by the mobile node (12), requesting download thereto of the dialing codes used in the network part (18) to call service centers (42) associated therewith. The requested dialing codes are downloaded to the mobile node (12). And, the downloaded dialing codes are indexed (68) together with the dialing codes normally used by the mobile node (12) to call the corresponding service centers (42). Subsequently, when a call is placed to a service center, the dialing codes are transposed (74), if necessary, to permit the call to a designated service center (42) to be completed.

An improved process for burning a fuel to produce a flue gas is disclosed. The fuel is burned in a main combustion zone in the presence of a main combustion oxidant to produce combustion products. The combustion products are mixed in a post-combustion zone positioned downstream from the main combustion zone. The post-combustion zone is provided with a recirculation zone positioned proximate to the main combustion zone and an injection zone positioned downstream from the recirculation zone. An post-combustion oxidant is injected into the combustion products in the injection zone. At least one of (a) the residence time of the combustion products in the post-combustion zone, (b) the temperature range of the combustion products contained within the injection zone and (c) the oxygen content of the oxidant is controlled to optimize the level of CO and NOx in the flue gas.

The invention discloses a tool and a method for assembling a shock absorber. The tool comprises a guiding sleeve and a centering locking component which is used for coaxially communicating a barrel of the shock absorber with the guiding sleeve and connecting the barrel of the shock absorber with the guiding sleeve in a sealed manner; the tool further comprises a press head which is used for pushing a piston component and an oil seal assembly of the shock absorber to axially move along the inside of the guiding sleeve and enabling the piston component and the oil seal assembly to be press-fitted in the barrel finally; and a gas inflation hole for introducing gas and an oil injection hole for injecting hole are formed in the guiding sleeve. Air in a liquid chamber of the barrel of the product can be exhausted in the assembling process, the indication idle stroke can be eliminated, the performance of the product can be improved, the structure of the product can be optimized, the machining difficulty of parts can be reduced, the machining efficiency can be improved, meanwhile, the product is not required to be circulated back and forth, and the transport cost is reduced while the production cycle is shortened.

Provided is a degradable seal member for downhole tools, the member being formed from a degradable polymer material that is preferred to be a thermoplastic polymer material or a polymer material including an ester bond, an amide bond, or a urethane bond, and that is further preferred to be a polymer material that contains an aliphatic polyester. It is preferred that the degradable seal member exhibits a bending elastic modulus of 0.01 to 8 GPa at 23° C., further preferred that a stable state is maintained in a dry environment and that degradation in a fluid of a temperature not less than 66° C. is possible, and also preferred that a molded article has an annular shape. Also provided are a downhole tool such as a plug for well drilling and completion, and a method of well drilling and completion.

The present invention relates to a method for the continuous production of a polymer by radical polymerization, wherein at least three materials are mixed with microstructures in one or more mixers and are then polymerized in at least one reaction zone.

A multifunctional fitness device comprising a fitness device body, a support arm and an intelligent control system, with a display device being disposed on a front surface of the fitness device body, the display device being a mirror display screen having functions of video teaching and ordinary mirror, a camera device being disposed at the top of the display device, and the camera device including a micro-camera and an infrared camera, support arms being disposed at both sides of the fitness device body through sliding rails respectively, a gear groove being disposed on the support arm, a gear fixing device for use in cooperation with the gear groove being disposed on the sliding rail, a rope being disposed inside the support arm, the other end of the rope being connected with an intelligent motor, which motor produces resistance to provide a resistant force to the support arm.

Before a signal charge from a photodiode 1 is transferred to a signal charge accumulating portion 3 by a scanning circuit 20, a reset transistor 4 is turned on for a prescribed period to reset the voltage of the signal charge accumulating portion 3 in a state in which the voltage of a read signal line 7 is retained at a first voltage (Vg) by lowering the drain side voltage of an amplifying transistor 5. Subsequently, by raising the drain side voltage of the amplifying transistor 5 by a scanning circuit 20 to make the read signal line 7 have a second voltage (Vrst) higher than the first voltage (Vg), the voltage of the signal charge accumulating portion 3 is made higher than a voltage immediately after resetting. Then, the transfer transistor 2 is turned on to transfer the signal charge from the photodiode 1 to the signal charge accumulating portion 3.

A visual display system for a vehicle is provided. The visual display system comprising: at least one electronic display configured to produce an image visible from outside the vehicle; a controller for controlling an image displayed by the at least one electronic display; and an order fulfilment device, wherein the controller is configured to control the image displayed on the at least one electronic display based on input received from the order fulfilment device. A method of controlling a visual display is also provided.

Machine, computer readable medium, program code, and computer-implemented methods for performing a reservoir simulation with well completion and reservoir grid data quality assurance, are provided. An exemplary embodiment can include a data quality analyzing machine having memory containing data quality analyzing instructions configured to simulate a reservoir model with automated well completion and reservoir grid data quality assurance.

In a revolver having a frame, carrying a barrel and a revolving cylinder having multiple cartridge chambers therearound, the improvement comprising: a) a sliding sleeve positioned over an inner end portion of the barrel, said end portion of the barrel and inner diameter of the sliding sleeve closely mated; and, a) a sliding sleeve positioned over an inner end portion of the barrel, said end portion of the barrel and inner diameter of the sliding sleeve closely mated; and, b) said sliding sleeve having a front face having a central opening therethrough having an inner diameter nominally equivalent to marginally larger than, a bore through the barrel. Whereafter firing, the sliding sleeve is instantaneously driven back contacting its front face with the revolving cylinder, thereby eliminating any gap between the revolving cylinder and the barrel, preventing exploding gas from escaping therethrough, and substantially increasing bullet discharge velocity and energy.

The invention discloses a nozzle with a non-weft cloth punched throat liner. The nozzle comprises a nozzle shell, the throat liner and a thermal insulation layer, wherein the throat liner is arrangedat an inlet of the nozzle shell, and the thermal insulation layer is arranged between the throat liner and the nozzle shell; the throat liner is of a segmental structure, a segmented part is within the range of 3-5mm from a column segment structure to an outlet of the nozzle, and the ratio of the length of the throat liner and the thickness of the column segment structure is 3.11-3.5; and the throat liner is made of a non-weft cloth punched C / C composite material. The nozzle is short in production cycle, high in efficiency and low in cost and has good mechanical properties.

Printing apparatus for printing relatively small light objects having a certain fragility and / or porosity, in particular of the tablet type, more particularly medical tablets (6), comprising a movable print head (25), a printing liquid tank (30), and a conveyor unit (32) supplying and discharging the objects to be printed (6) to, respectively from the print head (25), remarkable in that the print head (25) is arranged in a linear pad printing system a closed ink system with wherein said printing liquid tank or system (30) is arranged, wherein said conveyor unit (32) is comprised of a rotating table (14, 17) having predetermined locations, (24; respectively 24′, 24″) which are intended for receiving temporarily the objects (6) during the printing stage and process therefor.

Machine, computer readable medium, program code, and computer-implemented methods for performing a reservoir simulation with well completion and reservoir grid data quality assurance, are provided. An exemplary embodiment can include a data quality analyzing machine having memory containing data quality analyzing instructions configured to simulate a reservoir model with automated well completion and reservoir grid data quality assurance.

Embodiments of the present invention relate to an image processing method and device for an aerial camera, and an unmanned aerial vehicle. The method includes: receiving first image data and second image data, the first image data being image data from a high-resolution visible light lens and the second image data being infrared data from an infrared thermal imaging lens; cutting a target region from the first image data; displaying the target region in a first picture and displaying the second image data in a second picture respectively; and superimposing the first picture and the second picture to generate a picture-in-picture image. In this way, a function of magnifying a local target region can be implemented, thereby effectively improving user experience, and meeting requirements of a user for detailed viewing of a specific target.

The invention relates to the field of flame-retardant polystyrene, and particularly discloses a preparation method of efficient flame-retardant polystyrene using a brominated flame retardant containing active functional groups. According to the method, a brominated flame retardant containing active functional groups is dissolved in a reaction system of styrene monomers in advance to form a homogeneous solution with molecules dispersed horizontally; an end-capping reaction is initiated by an alkene monomer containing a specific active functional group, and a double bond is introduced to the tail end of the brominated flame retardant containing the active functional group, so that the brominated flame retardant is bonded to a polystyrene molecular chain in a copolymerization manner; early-stage prepolymerization is performed in a reaction kettle to obtain a prepolymer; and post-polymerization reaction is performed in the reaction kettle or in a reactive extrusion manner to prepare the efficient flame-retardant polystyrene resin special material or flame-retardant master batch. The high-efficiency flame-retardant polystyrene resin prepared by the invention has the advantage of excellent flame-retardant effect, and the prepared product is relatively good in safety and environment-friendly performance.

Before a signal charge from a photodiode 1 is transferred to a signal charge accumulating portion 3 by a scanning circuit 20, a reset transistor 4 is turned on for a prescribed period to reset the voltage of the signal charge accumulating portion 3 in a state in which the voltage of a read signal line 7 is retained at a first voltage (Vg) by lowering the drain side voltage of an amplifying transistor 5. Subsequently, by raising the drain side voltage of the amplifying transistor 5 by a scanning circuit 20 to make the read signal line 7 have a second voltage (Vrst) higher than the first voltage (Vg), the voltage of the signal charge accumulating portion 3 is made higher than a voltage immediately after resetting. Then, the transfer transistor 2 is turned on to transfer the signal charge from the photodiode 1 to the signal charge accumulating portion 3.

Apparatus (58), and an associated method, for facilitating delivery of network-specific dialing codes to a mobile node (12). Broadcasts of the network-specific dialing codes are scheduled by a broadcast scheduler 64 embodied at a cell broadcast center (38). Signals containing the codes are broadcast and detected by the mobile node (12), thereby to download the values to the mobile node. And, the downloaded dialing codes are indexed (88) together with the dialing codes normally used by the mobile node (12) to call the corresponding service centers (44). Subsequently, when a call is placed to a service center, the dialing codes are transposed (94), if necessary, to permit the call to a designated service center (44) to be completed.

The invention relates to mechanical equipment for removing shrimp heads. The mechanical equipment comprises a stirring bin, wherein a plurality of static stirring friction bodies are fixed to the periphery of the inner wall of the stirring bin; a rotating roller is arranged in the stirring bin; a plurality of movable stirring friction bodies are arranged on the outer ring of the rotating roller; the movable stirring friction bodies and the static stirring friction bodies are staggered; an overturning plate is arranged below the stirring bin; a baffle is arranged on one side of the overturningplate, and a shrimp head hooking and taking device for hooking and taking shrimp heads which are separated from the shrimp bodies on the overturning plate; a shrimp body discharging opening is formedin a water tank on one side of the lower end of the baffle; and a shrimp head transporting device is arranged on one side of the shrimp head hooking and taking device. According to the mechanical equipment disclosed by the invention, through the rotating roller with the movable stirring friction bodies and the stirring bin with the static stirring friction bodies, under the effect of stirring, friction and clamping of a mixture of shrimps and water, the shrimp heads and the shrimp bodies are separated; and then through the cooperation of the overturning plate and the shrimp head hooking and taking device, the shrimp heads and the shrimp bodies are sieved, so that the working procedure of removing shrimp heads is completed; and the mechanical equipment is reasonable in structure, high in working efficiency and good in completion degree.

The invention provides a hybrid rice male parent auxiliary powder dusting machine, and belongs to the technical field of agricultural mechanical equipment. The problem that an existing rice male parent pollination process is poor is solved. The powder dusting machine comprises a machine frame, an advancing device, a powder dusting device, a diffusion device, a driving switching device, a first energy device and a second energy device, the advancing device, the powder dusting device, the diffusion device, the driving switching device, the first energy device and the second energy device are arranged on the machine frame, the advancing device comprises four wheel bodies mounted at the bottom of the machine frame and an advancing driving element used for driving two wheel bodies to rotate, the diffusion device comprises a fixedly-arranged air blower and a transversely-arranged air blowing strip, an inner cavity is formed in the air blowing strip, a plurality of air blowing openings are transversely formed in the outer surface of the air blowing strip at intervals, the air blowing openings communicate with the inner cavity, and an air outlet of the air blower communicates with the inner cavity of the air blowing strip through a connecting pipe. Compared with the prior art, the powder dusting machine completes automation of the male parent rice pollination process, the coverage comprehensiveness of pollination is high, and the completeness is good.

The invention discloses an anisotropic damage identification method for a composite material laminated structure. The method comprises the steps of: arranging piezoelectric and strain sensors for key parts of the structure; using a multi-channel excitation and sensing channel composed of piezoelectric sensors for collecting damage scattering signals, and calculating track curves corresponding to damage boundary points at different positions; on the basis of the obtained track curve set, estimating a damage boundary according to a curve circumscribed relation so as to screen out suspicious damage units, and establishing a damage parameter set; predicting a current damage state based on a damage evolution criterion according to a load applying process, and obtaining an initial value of a damage parameter; and finally, constructing an optimization model for damage parameter quantification, and performing damage degree quantification based on the obtained damage parameter initial value and a sequential quadratic programming method. According to the method, a strategy combining forward analysis and reverse optimization is adopted, accurate quantitative identification of anisotropic damage of the composite material laminated structure is achieved, and the method has the advantages of being high in precision, high in innovativeness and good in practical prospect.