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WO/2017/085114A1 |
The present invention relates to a pump unit (300), with at least one impeller, comprising a coupling, wherein the coupling is mechanically connected to the at least one impeller via an inner rotor and where an outer rotor is connected t...
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WO/2017/082205A1 |
In a cage (5) in which pocket holes (4) are formed at equal intervals, a pair of circular segments (5a, 5b) that can be split in the axial direction of the circle is fastened as one piece with fastening pins (7). At least the shaft porti...
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WO/2017/082249A1 |
Provided is a rolling bearing for an extremely low-temperature environment having an elastic expanding/contracting mechanism in which: spherical-surface recessed sections (4) that have the broadest possible surface in contact with adjace...
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WO/2017/056441A1 |
A casing (11), which has a housing chamber (110) for a centrifugal impeller (2), also has a bottom surface (117) in which a communication port (111) leading into the housing chamber (110) is formed. Fixed to the bottom surface (117) is a...
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WO/2017/043445A1 |
Provided is a rolling bearing for extremely low temperature environments that comprises a deep groove ball bearing (A) provided with a retainer (4) made from a fluororesin molded body, wherein the retainer (4) is obtained by a plurality ...
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WO/2017/031550A1 |
A rotary part being an impeller or expeller for a pump which can be rotated in a forward direction about a rotation axis X-X. The rotary part comprises a shroud having an outer peripheral edge portion and opposed first, and second faces,...
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WO/2017/012825A1 |
The invention relates to a centrifugal pump with a rotor having at least one blade (4), and to a method for configuring the profile of a blade (4). The blade (4) has a profile which is obtained by superposing a symmetric profile (10, 11)...
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WO/2016/207034A1 |
The invention relates to a pond pump (1) for producing a water flow that flows through the pond pump (1), comprising an inlet opening (7) for water to be sucked in and a filter arranged in front of the inlet opening (7) in the flow direc...
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WO/2016/201436A1 |
One or more techniques and/or systems are disclosed for a cutter/grinder system that can be engaged with a pump. The cutter/grinder system can comprise an axial cutting operation and a radial cutting operation, comprising a rotary cutter...
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WO/2016/193387A1 |
The invention relates to an impeller for a centrifugal pump (1), comprising a housing (2), an inlet (3), an outlet (4), and a chamber (13) which is provided in the housing (2) in fluidic connection with the inlet (3) and the outlet (4). ...
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WO/2016/174452A1 |
A fluid system for a pump, which includes a downhole rotating shaft and bearings inside a housing, and where a fluid volume around shaft is circulated from outside housing through a filter, so that only clean non-abrasive fluid is permit...
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WO/2016/165795A1 |
The present invention relates to an impeller for a centrifugal pump. The present invention relates especially to a novel impeller structure for a centrifugal pump used for feeding both fibrous suspensions and water into a headbox of a fi...
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WO/2016/165090A1 |
Disclosed is a gas-liquid two-phase pump, solving the technical problem that existing pumps generate cavitation, cannot realize a gas-liquid two-phase flow and have a low efficiency. A rotary body thereof is provided with a liquid inlet ...
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WO/2016/161479A1 |
A pumping system is provided that may be used in areas where conventional pumps are unable to operate, and/or where it may be unsafe for workers to be present. The pumping system includes: a pump, for pumping a liquid or slurry from one ...
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WO/2016/158667A1 |
The present invention relates to a centrifugal pump for transferring a liquid which includes a fibrous material. This centrifugal pump is provided with: an impeller (1) which integrally rotates with a rotational shaft (11); and an impell...
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WO/2016/158666A1 |
The present invention relates to a centrifugal pump for transferring a liquid which includes a fibrous material. The centrifugal pump is provided with: an impeller (1) provided with blades (2); and an impeller casing (5) for accommodatin...
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WO/2016/136706A1 |
Provided is a centrifugal blower provided with: a metallic impeller casing (54) that defines a space (S1) and is coupled to a recirculation pipe (84); and a corrosion-resistant member (57a) joined to the impeller casing (54) and arranged...
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WO/2016/138359A1 |
A molten metal pump comprising an elongated tube having a base end defining an inlet and a top end defining an outlet is provided. The elongated tube is constructed of a reinforced fiber material (RFM). A shaft is disposed within the tub...
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WO/2016/090949A1 |
Disclosed is an anti-corrosive wear-proof chemical centrifugal pump, comprising a pump body (1), an impeller nut (2), an impeller (3), a pump cover (4), a mechanical sealing set (5), a sealing box (6), a shaft sleeve (7), a carrier (8), ...
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WO/2016/080866A1 |
A pump for pumping smelt comprises a body (1) in which a shaft (4) which is connectable to a drive is mounted on an upper plain bearing (2) and on a lower radial plain bearing (3), with a working wheel (5) secured on the shaft (4). Th...
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WO/2016/074667A1 |
The invention relates to a system for sealing the suction-sided gap (9) in a centrifugal pump, comprising a suction mouth (5) which is designed in a special manner and formed on the impeller wheel (8) of the centrifugal pump, and compris...
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WO/2016/065474A1 |
A fish pumping system for moving upload water and fish includes a buffer pipe section having an upstream end and a downstream end. An inlet valve assembly is at the upstream end and provides fluid communication between the buffer pipe an...
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WO/2016/047687A1 |
A centrifugal pump (1) for medical use of the present invention is characterized by comprising: a rotating shaft (2); a pump substrate (4) having a driving unit (3) for rotating the rotating shaft (2); a housing (5) that has an inlet (I)...
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WO/2016/047331A1 |
The present invention provides a method for manufacturing a centrifugal pump (1) that comprises: a housing (2) having a cover member (22) and a bottom member (21); a rotating body (3) rotatably received within the housing (2); and a supp...
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WO/2016/041990A1 |
A system (16) for pumping a fluid, comprising: a pump (17) comprising a suction side (18) and a discharge side (19); a motor (20) for driving the pump, which motor is drivingly connected to the pump via a shaft (21); a return line (23) p...
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WO/2016/040979A1 |
An impeller which can be rotated about a rotation axis, the impeller comprising a shroud having opposed inner and outer faces and an outer peripheral edge portion remote from the rotation axis, a plurality of pumping vanes projecting fro...
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WO/2016/041991A1 |
A method of operating a system (16) for pumping a fluid, which system comprises: a pump (17) for pumping the fluid; and a variable speed motor (20) for driving the pump (17). The method comprises the steps of: identifying a first system ...
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WO/2016/042976A1 |
A centrifugal pump 1 is provided with: a housing 2 having a housing body 20, a blood inlet port 25, and a blood outlet port 26; a rotatable body 3 rotatably received within the housing body 20; and a support mechanism 4 for supporting th...
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WO/2016/040999A1 |
An impeller which can be rotated about a rotation axis X-X, the impeller comprising a shroud having opposed inner and outer faces and an outer peripheral edge portion remote from the rotation axis, a plurality of pumping vanes projecting...
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WO/2016/042975A1 |
This centrifugal pump (1) is provided with: a housing (2) provided with a housing main body (20), a blood inflow port (25), and a blood outflow port (26); a rotational body (3) which is rotatably accommodated inside the housing main body...
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WO/2016/037280A1 |
A submersible pump assembly configured to manipulate the flow of fluids to achieve sufficient flow rate and fluid pressure to efficiently pump viscous or solids-laden fluid, while minimizing the risk of pump clogging and/or damage due to...
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WO/2016/025259A1 |
A filtration system for a multi-stage centrifugal pump eliminates particulate contaminant matter from the pumped fluid. The pump includes at least one stage, the at least one stage comprising an impeller. A drainage conduit is provided a...
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WO/2016/024518A1 |
The present invention pertains to a turbo pump (1) having an impeller (3) for pressurizing liquid, a turbine disk (4) provided with a blade cascade (5), a shaft (6) for coupling the impeller (3) with the turbine disk (4), a bearing (7) f...
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WO/2016/008008A1 |
A pump (5) including a casing (10) having a volute (12) and an impeller (18) arranged substantially centrally of the volute (12) to urge fluid through the volute (12) between an inlet (14) and an outlet (16) of the volute (12). The volut...
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WO/2015/186046A1 |
The invention relates to a method for controlling a pump arrangement upon clogging of a pump, the pump arrangement comprising a pump and a control unit, the pump comprising a motor, and the control unit being arranged to drive said motor...
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WO/2015/178425A1 |
Provided is a refining device capable of refining (atomizing) over a wide dynamic range, from large grains of several dozen millimeters to submicrons, using a single device. The refining device is characterized in that: a positive-displa...
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WO/2015/144307A1 |
The invention relates to a centrifugal pump, in particular a waste-water motor pump or dirty-water motor pump, comprising an impeller (3), the side of which facing the pump suction port forms an opening and the side of which facing away ...
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WO/2015/145196A1 |
The pump stage for a centrifugal pump comprises an impeller unit (10) having an axial hub and a diffuser unit (20) extended at a first face of said impeller unit (10). The impeller unit (10) is supported floating inside the diffuser unit...
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WO/2015/135020A1 |
A pump (100) has an inlet (28), a first outlet (30) and a second outlet arrangement. The pump (100) is arranged so that when operated in a body of water (104), water from that body of water (104) is pumped thought the first outlet to a r...
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WO/2015/137126A1 |
The present invention makes it possible to more accurately estimate fluid viscosity without being constrained with respect to the structure of a device. A magnetic levitation-type pump device (100) for transferring a fluid (L) by magneti...
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WO/2015/137410A1 |
A processing device (1) is provided with: a processing region (10) for conducting a prescribed process on a fluid to be processed (100); a discharge opening (20) for discharging the fluid to be processed (100) after having been processed...
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WO/2015/120009A1 |
The present invention is directed to a molten metal transfer system. The system includes a pump having interchangeable low flow and high flow impellers and selective low flow and high flow transfer troughs.
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WO/2015/110608A1 |
An adjustable pump (1; 101) comprising a pump body (4; 104) and a fluid displacement member (6; 106), the pump body defining at least one fluid intake orifice (10, 91; 110, 191) and at least one fluid delivery orifice (58; 138), characte...
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WO/2015/089269A1 |
A continuous slag processing system includes a rotating parallel disc pump, coupled to a motor and a brake. The rotating parallel disc pump includes opposing discs coupled to a shaft, an outlet configured to continuously receive a fluid ...
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WO/2015/086708A1 |
Embodiments of the invention disclose a method for carrying out emergent shaft sealing for a reactor coolant pump and a shaft sealing assembly. The method comprises the steps that a passive stopping sealing member (5) is arranged in a fi...
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WO/2015/067748A1 |
The invention relates to a biogas plant (100) having a pump device, to a pump device (1), and to a method for operating a pump device having at least one rotary pump apparatus (2), in particular for a biogas plant (100), for pumping a wo...
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WO/2015/066586A1 |
A submersible pump component is provided. The component includes a substrate including an outer surface in a plurality of orientations, wherein a first portion of the outer surface is configured to be worn by a first wear mechanism, and ...
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WO/2015/055833A1 |
The invention relates to a motor-driven centrifugal pump for circulation of heat transfer fluid in the primary circuit of a nuclear reactor. The motor-driven pump comprises a hermetic motor unit (12), a hydraulic section (13) and a shaft...
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WO/2015/055831A1 |
The invention relates to a motor-driven centrifugal pump for circulation of heat transfer fluid in the primary circuit of a nuclear reactor. The motor-driven pump comprises a hermetic motor unit (12), a hydraulic section (13) and a shaft...
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WO/2015/042634A1 |
An impeller for a pump, the impeller comprising a main body which in use is rotatable about a central axis, the main body including a front side and a rear side, the front side having a generally spherical cap-like or dome-shaped surface...
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