Abstract: A post-processing device for applying a post-process to one or more sheets outputted by a device of a preceding stage, a printer for example, is provided. The post-processing device includes: an alignment mechanism for applying an alignment process for arranging a current sheet bundle; an output mechanism for outputting the current sheet bundle; a prestacking mechanism; and a control unit. The control unit performs a control in such a manner that at least a part of operation of the alignment mechanism or of operation of the output mechanism is switched from a normal operation mode for operation at a normal operation speed to a high-speed operation mode for operation at an operation speed greater than the normal operation speed when a time to completely output the current sheet bundle is later than a time to completely perform prestacking the next sheet bundle.

Abstract: Methods for forming a stock roll including a folded film within another folded film include combining the films and winding them into the stock roll. In particular, one or more implementations of a method of forming a stock roll involve combining films on an extrusion tower. Thus, implementations of the present invention can greatly reduce costs and space requirements, while allowing a single stock roll to feed a bag-making machine in order to produce bag-in-bag structures. One or more implementations further include stock rolls including a first folded film within another folded film.

Abstract: A bag dispenser includes a frame with a roller portion for receiving a bag roll defined by a plurality of bags attached to a leading bag to be dispensed, the roller defining a longitudinal axis. A brake plate is configured to capture the leading bag against the frame for providing frictional force on the leading bag to limit sliding thereof, the brake plate pivotally attached to the frame via a pivot arm, the brake plate pivotable with respect to the frame between a non-pivoted friction-application position and a pivoted bag roll-installment position, the pivot arm configured to pivot with respect to the frame along a pivot plane generally perpendicular to the longitudinal axis.

Abstract: An image forming apparatus that is capable of preventing failure of binding of printed sheets. A PDL processor determines based on print data whether or not needleless binding has been set. If needleless binding has been set, the PDL processor acquires a sheet type of each page from the print data. The PDL processor determines whether the sheet type of the page is needleless binding executable. The PDL processor replaces a sheet type which is determined to be needleless binding unexecutable, with a sheet type which is needleless binding executable. A post-processing apparatus performs needleless binding on the bundle of printed sheets in which any needleless binding unexecutable sheet is replaced with a sheet of the needleless binding executable type.

Abstract: A device and method are provided for forming a knot to elongated material. The device includes a body, a central cavity inside the body, a material track along which the elongated material is guided in the device, the material track including an opening extending along the material track and open to the central cavity. The device further includes one or more barrier elements for blocking at least part of the opening for preventing the elongated material from escaping from the material track also prevents collapsing/folding of the material to the central cavity via the opening.

Abstract: The invention refers to a group control of an elevator group comprising several elevators, which group control comprises a destination control system with at least one destination call panel for issuing a first destination call by inputting a first destination floor whereupon the destination control system allocates said first destination call to a first elevator of said elevator group. The destination call panel has a link actuator, which, upon activation, initiates the destination control system to receive at least a second destination call with a second destination floor and/or departure floor, which second destination call is also allocated to said first elevator by the destination control system. By this measure passengers with different departure and/or destination floors can travel with the same elevator.

Abstract: A mechanism for generating information about passenger flows. Mobile devices of passengers are used for providing information about other devices in the vicinity. The location of the device providing information detects other devices in the vicinity and transmits the information to a central system. Then, the central system associates this information with a location of a person when this person is identified by using an identification device attached to a gate, elevator or other transportation device. When the location of the person identified is known, the location persons having mobile devices in the vicinity can be estimated. Based on this continuously collected information passenger flows can be estimated and based on passenger flows control information for controlling transportation devices can be formed.

Abstract: A method for manufacturing a flexible composite belt or cable, in the method, one or more parallel reinforced plastic profiles (11) are manufactured by pultrusion, continuous lamination or other continuous method. After surface treatment, the reinforced plastic profiles (11) are guided at a short distance from one another to coating treatment, which is carried out by extrusion or lamination or pultrusion. in the coating treatment, the reinforced plastic profiles are enveloped with a coating material (12) improving wear resistance which joins the reinforced plastic profiles (11) together and forms the coating of a finished belt or cable (10). Finally, the finished belt or cable (10) is wound on a reel.

Abstract: The present invention provides a safety device for preventing a hand from being jammed in an elevator door including a conductive member attached to the surface of the door and the door frame whereby if the conductive member is contacted by the hand, it senses the current of the human body so as to control the elevator door, preventing the hand from being jammed in the door, and directly illuminates the surface of the door so as to enable the person to clearly see the hand contacting the door and to be warned.

Abstract: The object of the invention is an installation arrangement for an elevator in an elevator hoistway, which installation arrangement comprises at least a suspension member aligned downwards from the top part of the elevator hoistway, in connection with which suspension member is, at least during the installation of the elevator car, an installation hoist arranged to move while supported by the suspension member, and in which installation arrangement at least the guide rails of the elevator and the elevator car traveling guided by the guide rails are installed in the elevator hoistway. An auxiliary hoist provided with a hoisting means is fitted onto the suspension member, which auxiliary hoist is arranged to move reciprocally in the vertical direction along the suspension member.

Abstract: Embodiments are directed to a self-clamping handrail device comprising: a belt-handrail compound comprising a first belt, a second belt coupled to the first belt, and a handrail coupled to the second belt, a counter bar and a clamping frame configured to support the belt-handrail compound as the belt-handrail compound passes between the counter bar and the clamping frame, the clamping frame configured to move about a clamping curve based on a tension force applied to the handrail, and the first belt and the second belt applying a normal force to the handrail based at least in part on the tension force.

Abstract: A system for applying a tensile load, the system having: a length of continuous synthetic rope having first and second bitter ends; the continuous synthetic rope being woven with itself to create a sling; the first and second bitter ends of the rope being capable of moving relative to each other and the sling. The system may be configured such that movement of the bitter ends relative to the sling or each other is observable or measurable. Systems may be slings that provide a plurality of wraps of a continuous synthetic rope having loops at opposing ends; the plurality of wraps of continuous synthetic rope having at least three parts and being woven such that the resulting woven sling has at least three picks.

Abstract: A lifting apparatus capable of engaging with and disengaging from a water treatment device which is to be lifted without cumbersome manual operations is provided. The lifting apparatus includes a frame and an engaging portion pivotably attached to the frame by an upper portion thereof in a vertical position. The engaging potion is capable of engaging with an engageable portion of the water treatment device. The engaging portion is configured to be set to a first operation state in which the engaging portion pivots by contacting the engageable portion as the lifting apparatus approaches the water treatment device from above, and then pivots back to the vertical position as the lifting apparatus further approaches the water treatment device to become closer thereto, whereby the engaging portion and the engageable portion become engageable with each other.

Abstract: A control device using image tracking technology for controlling overhead crane system is disclosed, in which a plurality of image capturers are used to monitor a operating space and a position of the hoisted load, a respective image of two of which are used to establish a 3D coordinate data, so that an image processor calculates parameters including a hoisted load position (P), a swing angle (?) and a cable length (I) by referring to the images received, and generates a feedback signal to a crane controller. The crane controller issues a drive signal according to the feedback signal to drive the overhead crane system.

Abstract: An improved material handling system (15, 115) comprising a material lifting device (16), the material lifting device having a sensor (23) for sensing an operational parameter associated with the material lifting device, a load attachment device (18) configured and arranged to attach a load to the material lifting device, the load attachment device having a data tag (20) containing data regarding one or more parameters associated with the load attachment device, a reader (21) configured and arranged to read the data tag, a processing unit (22) communicating with the reader and the sensor, the processing unit configured and arranged to receive data from the reader and the sensor, and a material handling control device (19) configured and arranged to control operation of the material handling device.

Abstract: The present invention relates to a lattice piece for a crane boom comprising at least two lattice piece parts which are separably connected to one another in the longitudinal direction by means of one or more releasable connection points, wherein one or more lattice piece parts have one or more longitudinal tubes at least sectionally in the region of the connection points.

Abstract: A cable guide assembly is used in a winch device having a rotatable cable shaft and a cable wound on the cable shaft. The cable guide assembly includes a support unit, a holding unit, and a coupling unit. The support unit includes a support member formed with a cable hole for extension of the cable therethrough, and two roller rods disposed rotatably within the support member and disposed at opposite sides of the cable. Each roller rod has a portion exposed from the cable hole of the support member. The holding unit is disposed at a side of the support unit opposite to the cable shaft and is used for stretching taut a portion of the cable between the cable shaft and the holding unit. The coupling unit interconnects the holding unit and the support member.

Abstract: A method and apparatus for lifting and supporting a storage tank uses a series of lifting devices on piles spaced around the periphery of the tank. Each lifting device includes a lower threaded bar with a coupler that engages the upper end of a pile. A lifting bracket is inserted under or attached to the tank, and includes a tube that slides along the lower threaded bar. A plurality of upper threaded bars extend upward from the lifting bracket and pass through a horizontal beam that can slide vertically on them. Upward movement of the horizontal beam is limited by nuts on the upper threaded bars. A jack is placed between the horizontal beam and the lower threaded bar to raise the lifting bracket by exerting upward force on the horizontal beam. The lifting bracket can be held in this raised position by a nut on the lower threaded bar.

Abstract: A down stop indicator for a vehicle lift. The vehicle lift includes a main housing, a carriage assembly for receiving a wheel of a vehicle, a lift actuator for vertically raising and lowering the carriage assembly relative to the main housing, and down stop. The down stop can be selectively positioned in either an engaged position or an unengaged position. With the down stop in the engaged position, the down stop restricts the lift actuator from vertically lowering. The indicator is configured to indicate a position of the down stop.

Abstract: A rack-mounted information handling system (IHS) includes a rack to mount functional compute components between opposing lateral sides that are being supported by floor supports. A pair of rack lifting structures are each respectively positioned beside a different opposing lateral side of the rack. Each rack lifting structure includes a foot having at least front and rear floor contacting portions. A vertical support includes a lower portion that is coupled to the foot and an upper portion that extends above an adjacent top lateral frame member of the rack. A top member is coupled to the vertical support and presents front and rear attachment components to engage the adjacent top lateral frame member. A jack engagement surface is defined within the vertical support to receive one or more furniture jacks that can be used to lift the pair of rack lifting structures and the attached rack-mounted IHS.

Abstract: An apparatus and assembly is easily mounted to a vehicle of the type that is often used to lift objects, such as a fork truck. The apparatus and assembly is configured with a front end that has two opposing forks, or support members. Situated on top of each support member is a hinged plate. Each hinged plate is normally disposed in a horizontal plane, but can be pivoted upwardly relative to a hinge. Each plate also comprises an arcuate portion that faces inwardly relative to the support members. The arcuate portions of the plates form part of a round circumferential diameter to that substantially matches the diameter of a barrel. This diameter, however, is less than the diameter of an upper rim of the barrel and is less than any horizontally-disposed reinforcing billets that are defined in the sidewalls of the barrel.

Abstract: A modular man-lift apparatus includes a receiver unit having a trailer attachment along one end, a power winch, and an articulating connector along a distal end. A main shaft assembly is secured to the articulating connector, and a sliding unit having a plurality of opposing wheels is secured to the shaft assembly. A lift basket is secured onto the sliding unit, and a stabilizer unit extends outward from the receiver unit.

Abstract: Methods for filling a container with a fill product using a filler valve that can be opened steplessly and devices for determining an actual volume flow are described. A required volume flow is specified, wherein for a specified value of the required volume flow, the filler valve is controlled to adopt a pre-stored open position. The pre-stored open position is determined by a prior control process for the specified required volume flow.

Abstract: Methods for filling a container with a fill product using a proportional valve are described. The method includes determining a function of the volume flow (q(t)) for a specified opening curve (H(t)) of the proportional valve or a specified required volume flow, and controlling the filling of the container based on the function of the volume flow (q(t)).

Abstract: A method for operating a filling machine includes conducting purgative gas via a first controlled gas path from a first ring channel common to all filling elements to the interior of a container sealed against a filling element via a controllable choke arrangement that switches between choking state and non-choking states, draining the purgative gas out of the container's interior through return-gas openings and into return-gas channels of a second controlled gas path, the first and second return-gas channels being controlled by corresponding first and second control valves that are operable independently of each other, and pressure-filling the container with the liquid contents.

Abstract: Embodiments of the invention include apparatus for filling containers and related methods. In an embodiment, the invention includes an apparatus for filling containers including a filler frame, a rotary turret assembly, a filler plenum assembly, piston assemblies, a cam track, and a fluid supply group. The cam track can include a first rising portion, a second rising portion, a first declining portion, a first flat portion, and a second declining portion. In some embodiments, the apparatus for filling containers can include a sensor and a lever actuator. The piston assemblies can move up and down within the plurality of hollow columns and can include a piston body, and a top hat assembly. The top hat assembly can include a cam contact member and a release lever. The top hat assembly can be configured to releasably engage the top of the piston body in some embodiments. The release lever can allow the piston body and the top hat assembly to release from one another when the release lever is engaged.

Abstract: A water dispenser is provided which is hygienic and which enables a user to use low-temperature drinking water even during sterilization operation. The water dispenser includes a cold water tank, a raw water pumping pipe through which a raw water container communicates with the cold water tank, a pump provided at an intermediate portion of the raw water pumping pipe, a hot water tank, a buffer tank provided above the hot water tank, a hot water tank supply pipe through which the buffer tank communicates with the hot water tank, first and second three way valves provided in the raw water pumping pipe, a buffer tank supply pipe through which the first three-way valve communicates with the buffer tank, and a circulation pipe through which the second three-way valve communicates with the hot water tank.

Abstract: A water dispenser includes: a heater for heating drinking water in a hot water tank; a circulation route through which drinking water is circulated by way of the hot water tank; a pump provided in the circulation route; and a control device. During sterilization operation, the control device carries out a heater control in which the heater is turned on and off when the temperature in the hot water tank falls below a lower limit, and increased to an upper limit, respectively, concurrently with an intermittent pump drive control in which the pump is deactivated while the temperature in the hot water tank is lower than the lower limit, and driven continuously for a predetermined period of time when the temperature in the hot water tank is increased to the lower limit by the heater control.

Abstract: A liquid pump mechanism in a cooler to create a fountain type dispenser from the cooler and a liquid pump mechanism for a container that includes a viscous liquid such as detergent and/or fabric softener. The liquid pump mechanism includes a top portion and a bottom portion. The liquid pump mechanism includes an electric pump that is designed to cause fluid to flow into the bottom portion when the electric pump is activated. The bottom portion is fluidly connected or interconnected to the top portion such that fluid that flows into the bottom portion is designed to flow out of the bottom portion and to the top portion.

Abstract: A plastic keg includes a liner including a neck portion and a body portion. A lid having an opening is disposed at least partially over the liner. A retainer is secured to the neck portion of the liner and aligned with the opening in the lid, the retainer including external threads. A locking ring having internal threads is secured to the external threads of the retainer. The internal threads of the locking ring and the external threads of the retainer include a ratcheting mechanism permitting attachment of the locking ring to the retainer and inhibiting removal of the locking ring from the retainer, the locking ring contacting the lid. A beer keg valve assembly includes a port having a head portion having a convex upper surface and at least one leg extending downwardly from a lower surface. The leg includes a stop surface projecting radially outward further than the head portion. A piston defines an opening.

Abstract: The present invention relates to a pouring spout (1) for dispensing a liquid present in a liquid container (2). The pouring spout (1) comprises a first tubular body (3) for connecting to the liquid container (2) and a second tubular body (4) which together with the first tubular body (3) forms a passage for dispensing the liquid. The first and second tubular bodies (3, 4) are telescopically movable here relative to each other for leaving clear a radial opening through which the liquid can leave the pouring spout (1). The pouring spout (1) further comprises a venting channel (6) for drawing in air. The venting channel (6) is fixedly connected to the second tubular body (4).

Abstract: Systems and methods for supplying fresh cooking oil to fryers and removing used cooking oil from the fryers of facilities. The systems and methods include utilizing one or more portable vehicles to carry fresh and used oil for delivery and collection to and from fryers in remote kitchens, or kitchens where hard piped oil lines are not preferred. Also provided are methods of delivering cooking oil to, and removing cooking oil from, the facility via one or more additional vehicles that travels between the facility and one or more depots. In one embodiment there is provided a bulk cooking oil distribution system having a bulk fresh cooking oil tank and a bulk used cooking oil tank. The system includes a fresh cooking oil tank and a used cooking oil tank, where these tanks are associated with a portable device for delivery and pickup of cooking oil in a facility.

Abstract: An automated system for filling oil tankers and other equipment with different materials. The system comprises product/additive pumps, a section for delivering product/additive, and optionally an emergency control.

Abstract: Systems and methods for monitoring fluctuations in the operation of the electromechanical valves of a fuel dispenser over a series of fueling transactions and identifying trends that may indicate mechanical wear of the valve or other fuel system issues. By identifying these issues before fuel dispenser performance is negatively affected, an operator may be notified and preventative maintenance or corrective action may be initiated before the issues affect the customer or gas station throughput.

Abstract: A method and structure are described for preventing the accidental introduction of an incorrect liquid into a tank, such as the introduction of gasoline into the fuel system of a diesel-powered vehicle. In a first embodiment, the entrance to a fill tube of a diesel-powered vehicle is configured with a sensor ring. When an incorrect fueling operation is attempted, such as the introduction of gasoline into the fuel tank of a diesel-powered vehicle, at least one but fewer than all of displaceable mechanical elements are displaced, and the sensor ring alerts the operator visually and/or audibly before fueling starts, thereby preventing incorrect fueling.

Abstract: The invention relates to a device (2) for sealing and evacuating or applying gas pressure to a paste-like liquid in a container, the interior chamber thereof having a cylindrical inner contour (12). Said device comprises: a seal (8) which is arranged on a circumference of the device (2) and is adapted to be inserted into the cylindrical inner contour (12) of a container in order to seal the circumference of said container, and which delimits the exterior (18) of the device (2) from the interior (20) of the device; a connection device (22) which is arranged on the exterior (18) of the device (2) and which is configured for connecting an evacuation pump; and an open-pored, porous wall (24) in the interior of the device (2), said wall having a conduit connection (25) to the connection device (22).

Abstract: An apparatus for conveying viscous material out of a barrel-like container having a container bottom and a container wall that extends upward from the container bottom has a follower plate for closing off the container, which plate is movable in the direction toward the container bottom, lying against the inner surface of the container wall, which surface faces the container interior, and which plate has a dome that extends upward from an underside intended to lie on the viscous material, which dome opens, in the center, into a material exit opening. The apparatus has a pump for conveying the viscous material through the material exit opening. At least one displacement body projects into the dome through the material exit opening and is connected with the pump for displacement of the material situated in the dome and/or air situated in the dome, and at least one closeable venting opening vents the dome.

Abstract: A sensor module and semiconductor chip. One embodiment provides a carrier. A semiconductor chip includes a first recess and a second recess and a main surface of the semiconductor chip. The semiconductor chip is mounted to the carrier such that the first recess forms a first cavity with the carrier and the second recess forms a second cavity with the carrier. The first cavity is in fluid connection with the second cavity.

Abstract: A capacitance type physical quantity sensor includes: a first substrate; and a second substrate bonded to the first substrate through an insulating film. The second substrate includes first and second groove portions at a place of the second substrate facing an end portion of the first and second support units formed on the first substrate on a side opposite to the movable unit. A part of the end portion of the first support unit protrudes over the first groove portion. A part of the end portion of the second support unit protrudes over the second groove portion.

Abstract: The present disclosure relates to a MEMS device with a hermetic sealing structure, and an associated method. In some embodiments, a first die and a second die are bonded at a bond interface region to form a chamber. A conformal thin film structure is disposed covering an outer sidewall of the bond interface region to provide hermetic sealing. In some embodiments, the conformal thin film structure is a continuous thin layer covering an outer surface of the second die and a top surface of the first die. In some other embodiments, the conformal thin film structure comprises several discrete thin film patches disposed longitudinal.

Abstract: An encapsulated component and a method for producing an encapsulated component are specified. The component includes a carrier substrate, a functional structure, a thin-film cover and a reinforcement layer comprising glass. The carrier substrate, the thin-film cover and the reinforcement layer together enclose a cavity around at least parts of the functional structure.

Abstract: An optical electronic device and method that forms cavities through an interposer wafer after bonding the interposer wafer to a window wafer. The cavities are etched into the bonded interposer/window wafer pair using the anti-reflective coating of the window wafer as an etch stop. After formation of the cavities, the bonded interposer/window wafer pair is bonded peripherally of die areas to the MEMS device wafer, with die area micromechanical elements sealed within respectively corresponding ones of the cavities.

Abstract: A method of manufacturing microstructures, such as MEMS or NEMS devices, including forming a protective layer on a surface of a moveable component of the microstructure. For example, a silicide layer may be formed on a portion of at least four different surfaces of a poly-silicon mass that is moveable with respect to a substrate of the microstructure. The process may be self-aligning.

Abstract: Reactive diluent fluid (22) is introduced into a stream of synthesis gas (or “syngas”) produced in a heat-generating unit such as a partial oxidation (“PDX”) reactor (12) to cool the syngas and form a mixture of cooled syngas and reactive diluent fluid. Carbon dioxide and/or carbon components and/or hydrogen in the mixture of cooled syngas and reactive diluent fluid is reacted (26) with at least a portion of the reactive diluent fluid in the mixture to produce carbon monoxide-enriched and/or solid carbon depleted syngas which is fed into a secondary reformer unit (30) such as an enhanced heat transfer reformer in a heat exchange reformer process. An advantage of the invention is that problems with the mechanical integrity of the secondary unit arising from the high temperature of the syngas from the heat-generating unit are avoided.

Abstract: A method for producing hydrogen, includes heating a process feed gas stream, flowing the process feed gas stream into a first reaction zone, flowing the intermediate gas stream into a second reaction zone, removing the solid carbon product from the second reaction zone, removing the tail gas stream from the second reaction zone, and removing hydrogen from the tail gas stream. The process gas stream includes methane and steam. The first reaction zone contains a first catalyst, and at least a portion of the process feed gas stream is converted into an intermediate gas stream in the first reaction zone. The second reaction zone contains a second catalyst, and at least a portion of the intermediate gas stream is converted into a tail gas stream and a solid carbon product in the second reaction zone.

Abstract: Some embodiments of the present disclosure include a portable sulfurous acid generator for producing sulfurous acid on-demand for, for example, a small-scale irrigation system. The sulfurous acid generator may include a hopper for storing an amount of elemental sulfur, a supply chute or auger for transporting the sulfur from the hopper to a burn chamber, wherein the burn chamber is configured to burn the elemental sulfur, producing sulfur dioxide fumes, a Venturi system operatively connected to the burn chamber, the Venturi system configured to transport the fumes from the burn chamber into a holding tank comprising a fluid, creating a sulfurous acid solution, and a pump configured to recirculate the fluid in the system. A user may dispense sulfurous acid from the holding tank into an irrigation system using a dispensing valve, and the sulfurous acid generator may be mounted on a support platform for portability.

Abstract: The present teachings provide, in part, methods of separating two-dimensional nanomaterials by atomic layer thickness. In certain embodiments, the present teachings provide methods of generating boron nitride nanomaterials having a controlled number of atomic layer(s).

Abstract: The present invention provides a method for producing a disulfonylamine alkali metal salt, including a step of subjecting a disulfonylamine onium salt represented by formula [I] (wherein each of R1 and R2 independently represents a fluorine atom or a fluorinated alkyl group having 1 to 6 carbon atoms, provided that at least one of R1 and R2 represents a fluorine atom, and each of R3, R4, R5 and R6 independently represents a hydrogen atom or the like) to a cation exchange reaction in an organic solvent, thereby producing a disulfonylamine alkali metal salt represented by formula [II] (wherein M+ represents an alkali metal cation, and R1 and R2 are as defined in formula [I]), and a step of filtering the organic solvent solution containing the disulfonylamine alkali metal salt through a filter having a particle retention size of 0.1 to 10 ?m to obtain a filtrate.

Abstract: The present invention relates to a method for purification of acidic solutions of salts, in particularly those formed in the course of complex apatite processing yielding rare-earth metal (REM) concentrate from phosphorus, fluorine and alkali metals impurities comprising precipitation of phosphorus and fluorine in the form of calcium phosphates and fluorides and alkali metals in the form of silicofluorides of alkali metals. In some embodiments before the precipitation of calcium phosphates and fluorides and silicofluorides of alkali metals, acid is selectively extracted into an organic extractant, and after the precipitation of calcium phosphates and fluorides and silicofluorides of alkali metals the acid is may be re-extracted from the extractant into an aqueous solution. Methods allow for the removal of phosphorus, fluorine and alkali metals impurities and regeneration of the acid.

Abstract: The present invention relates to a method for removing metal ions in the phosphoric acid solution, and particularly to a method for removing metal ions in the phosphoric acid solution which comprises a step of passing an ion exchange resin through the acid solution to activate the ion exchange resin; a step of filling a resin tower with the activated ion exchange resin and washing it with ultra-pure water, and a step of passing the phosphoric acid solution to the washed ion exchange resin, thereby causing each individual concentration of metal ions with the oxidation number of 2 to 7 in the phosphoric acid solution to be less than 100 ppb.