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Patent Searching and Data


Matches 601 - 650 out of 13,377

Document Document Title
WO/2008/012130A9
The invention relates to a fluid pump (10), in particular a liquid pump for a cooling and/or heating circuit of a motor vehicle, having a pump housing (12,14,16,18) and having a rotationally fixed shaft (36), which is arranged in the pum...  
WO/2008/011769A1
A fire fighting pump and operation thereof and a fire fighting system and a fire engine are disclosed. The pump includes a housing, a motor mounted inside the housing and two or more stages of series-connected impeller assemblies. A wate...  
WO/2008/004079A3
A connector arrangement in a submersible electrical assembly comprising an electric equipment or electrical power consumer housed in an enclosure (20) filled with conductive fluid, wherein power is supplied to the power consumer in a con...  
WO/2008/004079A2
A connector arrangement in a submersible electrical assembly comprising an electric equipment or electrical power consumer housed in an enclosure (20) filled with conductive fluid, wherein power is supplied to the power consumer in a con...  
WO/2007/140549A1
In the given well rotary electric pump, including the pump body, shaft, sliding bearings, netting, foundation, catching head, working wheels and directing devices, the blades of the working wheels and the shovels of directing devices hav...  
WO/2007/134401A1
A pumping station controller (14) is provided for monitoring pumping station hardware such as a well level sensor (8) and pumps (10a,... , 1On). A user interface (12) enables a user to input data to the controller (14) for controlling th...  
WO/2007/134454A1
A method and apparatus are disclosed for controlling a relay pumping setup comprising an upstream pumping unit for pumping a liquid into a relay reservoir and a downstream pumping unit for pumping from said relay reservoir to a given loc...  
WO/2007/118525A1
The invention relates to an immersion pump having a housing which has a suction opening and an outlet opening and holds a motor and an impeller which can be driven in rotation by said motor, wherein liquid which is to be fed can be sucke...  
WO/2007/115627A1
The invention relates to an immersion pump having a housing which holds a motor and an impeller which is driven by said motor, and which housing has a suction opening for sucking in liquid and an outlet opening for dispensing the liquid....  
WO/2007/112928A1
The invention relates to a submersible pump (10) comprising a pump housing (12) which can be immersed into a liquid that is to be evacuated and is provided with a suction inlet (39) and a pressure outlet (41). The liquid can be sucked in...  
WO/2007/112938A2
The invention relates to a magnetic coupling pump, with the motor-driven part (13, 14) of the magnetic coupling lying radially inward and the radially outward part (6, 7) of the coupling, together with the pump rotor (4), having a floati...  
WO/2007/112938A3
The invention relates to a magnetic coupling pump, with the motor-driven part (13, 14) of the magnetic coupling lying radially inward and the radially outward part (6, 7) of the coupling, together with the pump rotor (4), having a floati...  
WO/2007/110271A1
The invention relates to a compressor unit (1) for compressing a delivery medium (62), in particular for underwater operation, comprising a compressor (3) and an electric motor (2) which comprises a stator (16) and a rotor (15), wherein ...  
WO/2007/107815A1
A method of monitoring an electrical submersible pumps disposed downhole in a subterranean wellbore including: storing a plurality of first measurement values, each first measurement value associated with one of a plurality of operating ...  
WO/2007/095982A1
The invention relates to a motor centrifugal pump having a plastic-injection-moulded stator core of the electric motor, wherein cooling channels are arranged in the plastic, through which channels the conveying medium flows.  
WO/2007/094700A1
The invention relates to oil production, in particular to hydraulically protecting submersible electric centrifugal well pumps. A hydroprotector of the electric motor of a well pump consists of at least one stage which comprises a cylind...  
WO/2007/090651A1
The invention relates to a pump device (2) for pumping waste water into and/or out from a flitering basin which comprises an inlet (20) for waste water and an outlet (22) for treated water. According to the invention, the pump (4) and/or...  
WO/2007/085045A1
An energy transfer system (101) includes a vessel (1) containing a thermally conductive liquid (2). First, second and third conduits (3, 7, 11) having respective first, second and third thermally conductive sections (6, 10, 14) are immer...  
WO/2007/085141A1
A centrifugal drainage pump is provided.It includes a pump body, a magnet rotor,a rotor shaft,a pump cover,a shaft sleeve and an impeller.A chamber for containing the shaft sleeve is provided in the center of the impeller.The shaft sleev...  
WO/2007/075781A2
A seal section for location between a submersible rotary pump and motor has a primary mechanical seal and a secondary oil seal at the pump end of the seal section. The mechanical seal has rigid seal faces that slide in engagement with ea...  
WO/2007/075781A3
A seal section for location between a submersible rotary pump and motor has a primary mechanical seal and a secondary oil seal at the pump end of the seal section. The mechanical seal has rigid seal faces that slide in engagement with ea...  
WO/2007/072561A1
A flat brushless motor pump comprising a flat brushless motor, an impeller coupled with the rotating shaft of the flat brushless motor, a pump casing for containing the flat brushless motor and the impeller and having a suction opening f...  
WO/2007/071217A1
The invention relates to a controllable coolant pump for internal combustion engines which is driven by torque transmission elements. It is an object of the invention to develop a driven, controllable coolant pump of this type for intern...  
WO/2007/066091A1
A refilling pump arrangement comprises a refilling hose (1), and a pump (2) mounted at the end of the hose. This arrangement provides the pump for refilling as part of the hose. This hose and pump assembly can be stored anywhere, either ...  
WO/2007/067060A1
The present invention relates to a cooling system for an electric motor with housing and a motor shaft (3), and where an impeller (1) is rotated by the motor shaft (3) for pumping a cooling fluid through at least one cooling circuit in t...  
WO/2007/063843A1
A blood pump of the disposable type for substituting for the blood circulation function of the heart or supplementing the same in which a less expensive material is employed and the durability is improved. In an impeller (2) located with...  
WO/2007/054170A1
The invention relates to an electric fluid pump with a semi-axial construction, the pump housing (32, 33, 34) having at least two identical pump-housing parts (33, 34). This reduces the number of different components and thus reduces cos...  
WO/2007/054169A1
The invention relates to an electric fluid pump with a semi-axial construction, in which the supporting ribs (31) are arranged between a pump housing part (32), situated on the radial periphery of the pump, and a first motor housing part...  
WO/2007/036754A1
The present invention relates to a fuel dispensing apparatus comprising one or more pumping units. Advantageously each pumping unit comprises a foam breakdown rotor for applying a centrifugal force to the fuel and the fuel foam. 5 Leaks ...  
WO/2007/033818A1
The invention relates to a can (14) of a wet-running electric motor (1 1 ), which can (14) is produced from a non-metallic material (22), wherein the non-metallic material (22) is provided with at least one additional hermetically sealin...  
WO/2007/033726A1
The invention relates to a submersible pump unit with a wet-running electric motor (11), comprising only a single impeller (8) which can be driven by the electric motor (11) with a rotation speed greater than 20000 rpm, the rotor (12) of...  
WO/2007/033817A1
The invention relates to a pump unit having a wet-running electric motor, wherein a rotor (8) of the pump unit can be driven by the electric motor (1 1 ) at a maximum speed of greater than 20 000 rev/min, and the rotor (8) is sealed off ...  
WO/2007/032249A1
An artificial heart pump in which a projected part (8b) formed at the rear end face (8x) center of a fixed body (8) is inserted into a hole (4a) formed at the fixed body (8) side end face (4x) center of a fixed shaft (4) joined to a fixe...  
WO/2007/029549A1
A pump drive is provided for improving pumping efficiency by suppressing reverse flow of a fluid in a pump chamber. A guide tube (23) is provided to slide by being fitted in a case inner wall plane (24), which is arranged concentrically ...  
WO/2007/024475A1
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 ...  
WO/2007/023014A1
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...  
WO/2007/020972A1
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...  
WO/2007/022125A1
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...  
WO/2007/020106A2
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...  
WO/2007/020106A3
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...  
WO/2007/016194A1
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...  
WO/2007/014807A1
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...  
WO/2007/012420A1
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 ...  
WO/2007/003351A1
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...  
WO/2006/137496A1
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...  
WO/2006/136868A1
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...  
WO/2006/132541A1
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...  
WO2006084268A9
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...  
WO/2006/125299A1
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...  
WO/2006/127939A3
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...  

Matches 601 - 650 out of 13,377