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WO/2007/024475 |
A submersible pump includes a pump housing forming a main compartment for receiving a pump impeller and having liquid entrance and exit openings. A sealed auxiliary compartment is formed as an integral part of the housing. A drive motor ...
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WO/2007/023014 |
The invention relates to a centrifugal pump (10) for liquids, comprising a pump spiral housing (12) and a pump wheel (28), which is driven by an integrated electromotor (14, 20, 34, 36), whereby the rotational axis thereof (29) is arrang...
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WO/2007/020972 |
An artificial heart pump in which a magnetic repulsion by each of permanent magnets (3a), (5b), (5c), and (8a) is adjusted to set clearances between both end faces of a sleeve (5) and the end faces of fixed bodies (3, 8) to optimum dista...
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WO/2007/022125 |
Pressurized lubricant is used for stabilizing shaft bearings in an electrical submersible pump motor. A lubricant pump is located within the motor housing. The lubricant pump has a set of impellers attached to a lower end of the shaft an...
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WO/2007/020106 |
The invention relates to device for enriching and depleting materials in a liquid. Said device comprises a pump for advancing the liquid and said pump comprises a displaceable transport element (1) which transports the liquid. Said devic...
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WO/2007/020106 |
The invention relates to device for enriching and depleting materials in a liquid. Said device comprises a pump for advancing the liquid and said pump comprises a displaceable transport element (1) which transports the liquid. Said devic...
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WO/2007/016194 |
An internal combustion engine (2) relies on a liquid coolant to dissipate heat that is produced by combustion within the engine. A coolant pump (16), which is driven by the engine itself, circulates the coolant through passageways (14) i...
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WO/2007/014807 |
The invention relates to a pump body for a pump (1), which is provided with a wet running motor and comprises a seat (12) for the wet running motor axis arranged on the inlet side. Said pump is characterised in that the seat (12) is fixe...
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WO/2007/012420 |
The invention relates to a pump device (1) comprising a drive motor (2) and a fluid pump (3) which is coupled thereto, which comprises a pump housing (42) provided with at least one suction-sided inlet channel (5) and one pressure-sided ...
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WO/2007/003351 |
An axial flow pump (10) is presented which includes a housing (1) with an inlet (2) and outlet (3) and a magnetically active rotor (5) in the housing which is provided with a passage (6) in the interior and with at least one spiral-shape...
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WO/2006/137496 |
In order not to recirculate blood serving as working fluid flowing through the gap in an impeller dynamic pressure bearing of an artificial heart pump from the delivery side of an impeller and to support the impeller body (8) only with o...
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WO/2006/136868 |
A wastewater lifting pump device comprising a sump with a reception space, an input part-unit and an output part-unit, where the output part-unit has a pump unit located in the reception space of the .sump and a transmission duct connect...
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WO/2006/132541 |
The present invention relates to a subsea compression system for well fluid boosting by compressing hydrocarbon gases and pumping hydrocarbon liquids where said system comprises one or more subsea compression stations and one or more lon...
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WO/2006/125299 |
A system for driving multiple fire suppression accessories comprises a multi-drive converter unit and a first fire suppression accessory. The multi-drive converter unit has an input configured to be coupled to an engine output drive shaf...
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WO/2006/127939 |
The speed of a motor is varied in an electrical submersible pump well to analyze and avoid excessive vibration. A vibration sensor near the motor senses vibration in the well. The vibration of the assembly varies with many factors, inclu...
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WO/2006/123362 |
A submersible pump (11) comprising an electric motor (1) provided with a power cable (5) connecting the electric motor to a power supply overground. The power cable is internally provided through the entire pump and starts from the motor...
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WO/2006/119843 |
The invention relates to a pump assembly having an electric drive motor which has a rotor (10) which is configured as a permanent magnet rotor, the rotor (10) being configured without a shaft and completely from a magnetizable material a...
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WO/2006/117882 |
A front casing (1) and a rear casing (2) that have a hollow cylindrical shape have a fluid inlet (8) and a fluid outlet (9), respectively. The fluid inlet (8) and outlet (9) are at one end and the other end on the center axis of the fron...
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WO/2006/117864 |
A front casing (1) and a rear casing (2) that have a hollow cylinder-like shape have a fluid inlet (8) and a fluid outlet (9), respectively. The fluid inlet (8) and outlet (9) are at one end and the other end on the center axis of the fr...
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WO/2006/116467 |
An electrical submersible pump assembly (11) has first (23) and second (25) modular component sections, each of the sections having an outer housing and an inner shaft member. A coupling sleeve (71) having a bore is disposed between the ...
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WO/2006/106081 |
The invention relates to a wet running pump (10) which comprises a rotor (26) which is connected to a pump wheel (18) and which is arranged in a wet area (28) which can be cross flown by a guided fluid. Said wet area (28) is separated fr...
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WO/2006/084268 |
A separable impeller and inner drive are constructed from different plastics. The inner drive includes a metallic drive ring that receives drive lugs extending from the impeller. A bushing directly supports the inner drive and impeller a...
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WO/2006/068530 |
The invention relates to submersible centrifugal pumps for producing oil from wells. The inventive electric pump comprises an electric motor (2) provided with a hydroprotection (3), overflow (8) and return (7) valves, a fishing head (6),...
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WO/2006/062943 |
An inner drive for a magnetic drive pump includes a magnet supported on a yoke. The inner drive is driven about an axis to pump a corrosive process fluid. The magnet and yoke are fully encapsulated during the molding process to completel...
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WO/2006/062367 |
Disclosed herein is a rotary pump (100) in which one or more rotors including rotary cylinders (160 and 160') and rotary pistons (150 and 150') rotate upon inside a housing (110) having a suction hole (102) and a discharge hole (104) to ...
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WO/2006/058607 |
A pump for liquids at positive pressure, comprising a pump chamber (18) accommodating an impeller (24), wherein the impeller (24) is axially biased against a non-rotating support element (48) which determines the axial position of the im...
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WO/2006/056309 |
According to the invention, a circulation pump, comprising a housing, with pump chamber arranged therein, a pump rotor, rotating about a rotational axis, and an electric motor for driving the pump rotor may be prepared in a simple and ec...
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WO/2006/056494 |
Actuating device (1) for a recirculation pump (2) of a cooling circuit of an internal combustion engine comprising a pulley (3) suitable for being rotationally driven by the engine, a driven shaft (5) for driving the pump (2) and an elec...
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WO/2006/056262 |
Disclosed is an arrangement for conveying fluids, comprising a fluid pump (174) with a rotatably mounted impeller (172) that is connected to a first permanent magnet (186). Said arrangement further comprises an electronically commutated ...
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WO/2006/056310 |
The invention relates to a circulatory pump, comprising a housing in which a pumping chamber is arranged, an inlet connector, in fluid connection to the pumping chamber, and a pressure connector, in fluid connection to the pumping chambe...
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WO/2006/054946 |
The invention relates to a pump station of the type including a pump sump (1) and an outlet pipe (5) with a support device (11). The outlet pipe (5) is mounted to the wall (3) of the pump sump (1) by means of the support device (11) and ...
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WO/2006/053944 |
The present invention relates to a degassing centrifugal apparatus (10), such as a degassing centrifugal pump (10) for use in a pulp- or papermaking process. The degassing centrifugal apparatus (10) according to the present invention com...
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WO/2006/044247 |
An end-wall (78) for a submersible motor (18) and a submersible motor for use in driving a pump (25) including a housing (32) that extends along a longitudinal axis and defines an interior chamber (41), a stator (46) at least partially e...
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WO/2006/039965 |
The invention relates to an assembly for transporting fluid, comprising an electronically commutated motor with an external rotor (20). Said motor comprises a stator (22) that is located on a stator support (34) and a rotor (26) that is ...
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WO/2006/037396 |
An arrangement for delivering fluids has a fluid pump with a pump impeller (90) connected to a first permanent magnet (92). The pump impeller (90) is rotationally mounted inside a liquid-tight pump casing (80, 82, 84, 86, 88). This casin...
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WO/2006/036109 |
A liquid pump station with an enclosing wall (11) and a floor (12), the pump station comprises at least one liquid inlet (13) and at least one liquid outlet (14), and at least one submersible pump unit (20) arranged to the outlet (14). T...
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WO/2006/032231 |
The invention relates to a container system comprising a container (1) with an integrated pump mechanism (11) of a submersible pump, particularly a drum pump or a container pump with a pump lance (12). This pump lance can be inserted int...
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WO/2006/027043 |
The inventive fluid transporting device is provided with a rotary fluid pump (91) comprising a pump wheel (90) connected to a fist constant magnet (92). In addition, said device is provided with an electronically switchable internal roto...
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WO/2006/021560 |
A rotodynamic fluid machine comprising a motor arranged for directly driving a shaft, a pressurised motor housing having end walls through which the shaft passes via dry gas seals to enclose the motor, means for maintaining the pressure ...
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WO/2006/014453 |
A pump system (10) that includes one or more satellite supply pumps (60) to feed a main pump (50). The pump system enables a large flow volume of water to be delivered over long distances. The system is self contained in a transportable ...
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WO/2006/005325 |
The invention relates to a heat exchange system for electronic devices, preferably data processing devices, comprising high-performance processors or having a high processor density. The heat exchange system comprises essentially a prima...
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WO/2005/124157 |
A centrifugal discharge pump includes a pump body, a pump cover, permanent magnetic rotor, a rotating shaft and an impeller. The permanent magnetic rotor is disposed in magnetic chamber and the impeller is arranged in an impeller chamber...
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WO/2005/121507 |
A system and method are provided for identifying underperformance in a pumping system used to produce a desired fluid. Various conditions are sensed during operation of the pumping system, and those sensed conditions are used to determin...
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WO/2005/119023 |
A drive pulley for a cooling pump or the like of an .engine includes an input (14) for connection to the engine and an output comprising a hollow cylindrical member (4), whose outer surface (6) constitutes a pulley belt engagement surfac...
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WO/2005/106253 |
The pump (1) comprises : a supporting enclosure (2-4) incorporating a shaped body (3) to which there is connected a volute (4) having an axial inlet (5) and a tangential peripheral outlet (6) for the fluid being pumped, a single phase sy...
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WO/2005/103497 |
A pressure pump for sludge, the overall height of which is kept low to reduce its size and in which a shaft sealing section is eliminated to reliably prevent water leakage. With a motor case (2) in the middle, a cutter (23) is provided a...
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WO/2005/095802 |
The invention relates to an arrangement with an electronically commutated external rotor motor (20), comprising an inner stator (22), arranged on a bearing tube (30), separated from an external rotor (26; 92) by a first air gap (24), com...
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WO/2005/090792 |
The invention relates to a pump with continuously running inflow connections, a fluids mechanics radial bearing, an annular sheath and/or a secondary channel. The invention provides for a pump that can be produced economically and can be...
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WO/2005/088136 |
A stacked pump arrangement for mixed-media flow includes a first, self-priming, centrifugal pump with a volute having an inlet and an outlet and a second straight centrifugal pump mounted to an upper portion of the first centrifugal pump...
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WO/2005/080798 |
It is possible to provide a highly-reliable small-size, simplified water supply pump system at low cost by deriving a NPSH required in actual operation condition with a high accuracy. By correcting a first NPSH required according to a te...
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