171results about How to "Not expensive" patented technology

The present invention provides a method and system that enable search result snippet analysis for query expansion and result filtering. Further, a technique for post processing search result snippets is provided to suggest topics for further search and extracting terms related to the search topic for later use.

The present invention relates to a packet switch and a packet switching method. An example embodiment of the present invention comprises at least three network ports, at least one instrument port, a mux-switch, a packet switch fabric, and an address table. The embodiment updates the address table to include the source address of each ingress packet of each network port and associate the source address with that network port. The mux-switch routes the ingress packet traffic of each network port according to the identity of the network port so that at least a copy of the packet traffic of one of the network ports is routed to an instrument port. The packet switch fabric routes the packets from the instrument ports to the network ports according the destination address of the packet and the identity of the network port that is associated with the destination address as recorded in the address table.

In order to control the status and the operation of a dispensing machine assembly comprising one or more modules or sub-assemblies, at least one of modules or sub-modules is provided with an electronic tag and the machine is provided with a tag controller device for interacting with said tag by reading, writing and transmitting information data on or through said tag and operating said dispensing machine according to the information gathered from said tag or tags.

The present invention relates to a packet switch and a packet switching method. An example embodiment of the present invention comprises at least three network ports, at least one instrument port, a mux-switch, a packet switch fabric, and an address table. The embodiment updates the address table to include the source address of each ingress packet of each network port and associate the source address with that network port. The mux-switch routes the ingress packet traffic of each network port according to the identity of the network port so that at least a copy of the packet traffic of one of the network ports is routed to an instrument port. The packet switch fabric routes the packets from the instrument ports to the network ports according the destination address of the packet and the identity of the network port that is associated with the destination address as recorded in the address table.

A process for removing heavy metals and the organic substance difficult to degradate from sewage includes proportioning Fe and Cu, adding cationic surfactant modified zeolite, stirring, loading the mixture in filter pool, regulating pH value to 4.5-11, reaction, and regulating pH value to 8-9 to generate Fe(OH)3 as flocculant, which can coagulate the suspended solid and colloid and absorb and soluble pollutants for depositing them. Its advanrtages are high power, effect and high speed.

The present invention relates to a packet switch and a packet switching method. An example embodiment of the present invention comprises at least three network ports, at least one instrument port, a mux-switch, a packet switch fabric, and an address table. The embodiment updates the address table to include the source address of each ingress packet of each network port and associate the source address with that network port. The mux-switch routes the ingress packet traffic of each network port according to the identity of the network port so that at least a copy of the packet traffic of one of the network ports is routed to an instrument port. The packet switch fabric routes the packets from the instrument ports to the network ports according the destination address of the packet and the identity of the network port that is associated with the destination address as recorded in the address table.

A method non-dispersive infrared (NDIR) gas analysis, which can be carried out by a gas analyser comprising a cell (10) containing of gas, a sender (30) of IR waves and at least a receiver (40) of such waves. The transmission of IR waves and / or the reception of IR waves after the passage of the gas occur directly in the cell (10) same wherein the gas is fed. The analyser has a body (11) defining the cell (10), a sender (30) of IR waves and at least a receiver (40) of such waves, that are located opposite to each other with respect to the cell (10). The IR sender (30) and the receiver (40) are both arranged in the cell (10) at its end (13,14). The body (11) has inlet (15) and outlet (16) channels for the gas and a cavity (17), which can be metal coated inside and that defines the optical path (80) for the IR waves. The body (11) is directly mounted on a printed circuit board (100) that has the electronic control unit for transmission of the IR waves and for analysis of the signals coming from the receiver (40).

The invention relates to a preparation method of filter tip fibers for selectively adsorbing benzopyrene and phenol. The preparation method comprises the steps of firstly, performing oxidation treatment on graphite to obtain graphene oxide, performing ultrasonic treatment on the graphene oxide to prepare an aqueous solution or preparing a mixed aqueous solution from the graphene oxide with chitosan, next, dipping the fibers into the aqueous solution of the graphene oxide or in the mixed solution of the graphene oxide and the aqueous solution of the chitosan, drying in vacuum for 6 hours at 80 DEG C, and finally, obtaining the filter tip fibers. According to the preparation method, the chitosan is evenly attached on the surface of the fibers and a remarkable effect of reducing phenol harmful substances can be achieved. Meanwhile, due to strong Pi-Pi interaction between the graphene and the benzopyrene, the graphene modified filter tip is capable of effectively retaining the strong carcinogenic substance benzopyrene in the smoke of cigarette. The preparation method is simple, relatively high in efficiency and low in environmental pollution; meanwhile, the fibers can be modified after the graphene and the chitosan are compounded, and the synergistic effect of the graphene and the chitosan in removing arene harmful substances can be developed; as a result, the preparation method has favorable application prospect.

To produce filled thermoplastic polymers starting from a waste thermoplastic base material, the base thermoplastic material is fed into a container (1) provided with a device for mixing and stirring (2,3) in which the base thermoplastic material is softened, the required filler is fed into said device and stirring is continued to thoroughly blend filler and softened material, subsequently collecting the softened and filled material from said container and subjecting it to an extrusion or other densification step.

A novel asymmetric filter membrane, and process for making is disclosed in several exemplary versions. The membrane structure is physically robust and suitable for use in a wide variety of applications. The support membrane is may be comprised of material such as a porous silicon or a silicon oxide, and the separation membrane may be comprised of material such as a polymer, zeolite film, or silicon oxide. The process relies on steps adapted from the microelectronics industry.

A system of counter-rotating propellers for an aircraft turbine engine including a first and a second propeller, each including a stalling control system for the blades, a rotating actuating mechanism for sliding an element to move the angle of attack of the blades, and a disengaging mechanism for rigidly fixing in rotation the rotating actuating mechanism. The system is designed so that when the disengaging mechanism is engaged, a relative rotation speed is created between the elements and the associated rotating actuating mechanism thereof, bringing the blades into a neutral position thereof for feathering.

The plume abated cooling tower having a heat exchanger in which an aqueous fluid is cooled by an air flow. The heat exchanger has first channels in which air and fluid counterflow, second channels in which air flows, and a means for avoiding the passage of fluid into said second channels, said second channels having a heat conductive surface contacting a plurality of first channels.

The present invention is related to a purification method metal(s) containing water wherein:the process is fully continuous,the water flows through a sand filter, inoculated with viable micro-organisms,a part of the micro-organism biomass, loaded with metals, is evacuated, andthe micro-organism biomass loss is equal to the micro-organism biomass growth.

A protection device for use on a dual stage power supply for passing a current from first and second paths in unison across an electrode and a workpiece of an electric arc welder. The device includes a resistor connected between generally identical voltage points in the first and second paths, whereby current flows through the resistor based upon the difference in the voltage of the points, a thermostat mounted adjacent the resistor with the thermostat having a known temperature at which the thermostat is tripped and a circuit to provide a signal when said thermostat is tripped to the signal can shut down the power supply until it is reset.

Disclosed is a low noise, non-isolated DC-DC converter for providing a non-inverted (i.e., the same polarity as an input voltage) output voltage of any desired voltage by stepping-up / down the input voltage. It comprises an input coil L1, an input capacitor C1 and a second intermediate coil Lm2 connected in series between both ends of the input voltage source, an output coil L2, an output capacitor C2 and a first intermediate coil Lm1 connected in series between both ends of a load Ro, a switching device S connected between a node a of the L1 and the C1 and a node b of the C2 and the Lm1, and a diode D connected between a node d of the C1 and the Lm2 and a node c of the C2 and the L2.

This invention discloses a method for producing inorganic nanometer particle in original position in the textiles. First preparing the transparent solution that can produce inorganic nanometer particle TiO2,SiO2, immersing the textile, then through ultrasonic, hot water and whisking method to use the original position compound technology to produce the inorganic nanometer particle TiO2,SiO2 in the original position in the textile, which improves the dispersed and adhesive force of the nanometer particle in the textile to endow the textile with ultra-violet proof and antibiotic capability.

The present invention provides a distributed mode processor with a three-dimensional memory array. The distributed mode processor comprises multiple memory processing units, wherein each unit has a mode processing circuit and at least a 3D memory array that stores at least one mode. The 3D memory array is stacked above the mode processing circuit. By means of large-scale parallel computation, the distributed mode processor can perform rapid mode processing on large mode libraries.

An organ perfusion system for surgery simulation trainers comprises a perfusate collection tank, a simulation tube, a pump unit and a flow velocity / blood pressure feel-feedback regulation system, wherein the perfusate collection tank is used for maintaining a grown form of the organ in a short time; the simulation tube is connected with a tube of the organ subjected to the surgery correspondingly; the pump unit is connected between the perfusate collection tank and the simulation tube and provides driving force enabling the perfusate to flow in the simulation tube; the flow velocity / blood pressure reception-feedback regulation system comprises a flow velocity / blood pressure receptor arranged at the connection position of the simulation tube and the tube of the organ subjected to the surgery, an external control system and a flow regulation system in the pump unit and controls power of the pump unit according to data collected by the flow velocity / blood pressure receptor, and therefore, blood circulation in the physiological status can be simulated. The organ perfusion system for the surgery simulation trainers can be applied to all the surgery simulation trainers to simulate haemodynamics of the organ in the physiological status.

A driving module 1 includes: a support member 5 fixed on a base substrate 8; a driven member 4 arranged so as to be movable back and forth in relation to the support member; driving means 10 for driving the driven member; and an exterior cover 11 attached so as to cover the support member, the driven member, and the driving means and attached and fixed to the base substrate. A projection piece 45 which is accommodated in a concave accommodation portion 50 is formed on the base substrate. The base substrate and the exterior cover are attached and fixed by an adhesive agent filled in a first filling region which is defined between a lateral inner wall 51 and the projection piece and a second filling region which is defined between an upper inner wall 52 and the projection piece. A lateral step portion 55 which is formed to be recessed in a state of being continuous to the lateral inner wall of the concave accommodation portion and to which the adhesive agent running out of the first filling region is guided is formed on the exterior cover.

The present invention relates to the treating process of sewage, and especially sewage with color and hard-to-degrade matter. Stuffing with aluminum, copper and cationic surfactant modified zeolite is used as catalyst is used in treating sewage. Aluminum replacing iron and copper constitute primary cell with high electromotive force, so that many heavy metal and organic pollutants can react on the electrode directly under oxygen-deficient condition. The aluminum and copper material used may be leftover from machining and the cationic surfactant modified zeolite is not expensive, so the present invention has low water treating cost. In addition, the process of the present invention has less sludge produced and the sludge has good deposition performance, so that the process of the present invention may be combined with catalytic iron internally electrolyzing process in treating sewage with color and hard-to-degrade matter.

In order to control the status and the operation of a dispensing machine assembly comprising one or more modules or sub-assemblies, at least one of modules or sub-modules is provided with an electronic tag and the machine is provided with a tag controller device for interacting with said tag by reading, writing and transmitting information data on or through said tag and operating said dispensing machine according to the information gathered from said tag or tags.

The invention discloses a positive electrode material of a polypyrrole lithium sulfur battery and a preparation method of the positive electrode material. The positive electrode material of the polypyrrole lithium sulfur battery is formed by compounding a polypyrrole film the surface on which lotus-leaf-shaped and / or hollow-sphere-shaped and / or particle-shaped polypyrrole bodies grow and elemental sulfur. The preparation method comprises the steps that tantalum is used as a working electrode, stainless steel is a counter electrode, saturated hydrargyri monochloridum is a reference electrode, and electrolyte solution is aqueous solution containing a dopant and pyrrole monomers; polypyrrole is prepared by using an electrochemical three-electrode method and is melted and compounded with the elemental sulfur under a vacuum condition to prepare the positive electrode material of the polypyrrole lithium sulfur battery. The method is simple in steps and convenient to operate; the prepared positive electrode can be used for preparing the lithium sulfur battery with high energy density, high energy retention rate and high circulating performance.

The present invention relates to a beverage dispensing machine, for instance a coffee machine, provided with a brewing chamber and at least one valve for totally and / or partially blocking the beverage from exiting the chamber. Advantageously, the valve is an electrovalve, in particular a piezoelectric valve, which is continuously controllable to adjust the beverage flow rate being permitted to exit the chamber.

A pharmaceutical composition for the treatment of malaria in mammals is disclosed. The composition comprises of a synergistic combination of curcumin and artemisinin.

The invention relates to a process for preparation of dronedarone of formula (I) and pharmaceutically acceptable salts thereof characterized in that from the compound of formula (II). the hydroxyl group is removed, and the obtained product is isolated and, if desired, converted into a pharmaceutically acceptable salt thereof.

The invention belongs to the field of luminescent materials, and relates to a rare earth metal organic framework material and a synthesis method thereof. The rare earth metal organic framework material is constructed with deprotoned 2,4,6-tris(4-carboxyphenyl)-1,3,5-triazine as ligands, with rare earth metal ions as luminescent centers by pi-pi interaction of the ligands or C-H-pi interaction of the ligands and a solvent. The distance between the centers of aromatic rings corresponding to the pi-pi interaction of the ligands is 5 Angstroms, the interaction of the ligand molecules is enhanced,the rigidity of a material skeleton is increased, the loss of energy on the skeleton is reduced, the energy transfer from the ligands to the rare earth metals is also enhanced, the energy utilizationefficiency is greatly enhanced, and thus high quantum yield is obtained. The luminescent metal organic frame material has high energy utilization rate, and the quantum yield of the luminescent metal organic frame material is increased from less than 60% to 99.9% compared with that of a conventional rare earth metal organic frame material.

The invention discloses a distributed configuration management method of safety certificate gateways based on resource service management systems. The safety certificate gateways complete basic configuration work by aid of a local configuration module, and synchronizes resource information in a local resource service management system to the safety certificate gateways by aid of resource synchronization programs; the local resource service management system checks requests of accessing local sharing resources by remote safety certificate gateways, after the requests are passed, resource service management systems of both parties issue strategies, the resource synchronization programs are configured to respectively safety certificate gateway device configuration bases, and the safety certificate gateway executive programs are informed to execute new strategies. The distributed configuration management method has the advantages that the configuration work is clear in labor division, the configuration information is automatically synchronized, and the configuration processing is simple in logic; the strategy distribution processing is high in efficiency and does not cause large expense to the systems; real-time response of the control strategies is supported; the idea of graded deployment and secondary check is adopted, and the distributed sharing resource access model is strict.