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Patent Searching and Data


Matches 51 - 100 out of 14,390

Document Document Title
WO/2017/093964A1
Air retention valve to be used in pressurized water tanks comprises: a tube (6) for water circulation with the outside of the tank (a) having a protuberant top (3) into the interior of the tank (a); a floating body (1) vertically displac...  
WO/2017/094304A1
The present invention relates to a pump device provided with an underwater pump unit. The pump device is provided with: an underwater pump unit (1) provided with a pump (2) and an electric motor (3); a pressure sensor (13) which measures...  
WO/2017/093856A1
Rotor group (1) of a cooling pump (900) of a cooling circuit of a vehicle. The rotor group (1) comprises a shaft (2) and a rotor (3) fixed to the shaft (2); wherein the rotor (3) comprises a rotor frame (30) having a plurality of polar c...  
WO/2017/090291A1
The present invention relates to a pump device comprising an underwater pump unit. This pump device comprises an underwater pump unit (1) and a land unit (5). The land unit (5) includes: a control unit (10) having a heat-dissipating fin ...  
WO/2017/086365A1
Provided is an underwater pump in which wear of a contact surface between a valve body and a valve body guide is suppressed. A valve body guide (122) for guiding a valve body (120) of a check valve (122), which is for use in the underwat...  
WO/2017/085015A1
Disclosed is a pump device to be arranged on a recirculation pipe (24) in an industrial water system (10), said pump device comprising a delivery pump (116), a check valve (32) and a bypass pipe (34) for the check valve (32); the bypass ...  
WO/2017/084694A1
The invention refers to an automotive vapor pump (12), preferably to a purge pump for pumping a pump gas comprising fuel vapor. The automotive vapor pump comprises: a centrifugal pumping wheel (34) for pumping the pump gas from a pump in...  
WO/2017/087802A1
Systems and methods for determining the existence of a pump-off condition in an ESP system and controlling the motor to prevent fluid pound that would otherwise result from the pump-off condition. The current drawn by the ESP motor durin...  
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...  
WO/2017/080804A1
The axial reaction force generated by a subsea pump or compressor is partially counteracted by a pressure differential in a barrier fluid across a thrust element. The pressure differential is created using impellers or other structures o...  
WO/2017/081179A1
The invention relates to a delivery device for a vacuum distillation plant for substance mixtures that polymerize and/or decompose easily, in particular acrolein, in which plant an intermediate product formed in a preliminary stage is de...  
WO/2017/080591A1
The present invention relates to an electric motor vehicle axial-flow liquid pump (10) which is designed as an internal rotor pump. The electric motor vehicle axial-flow liquid pump (10) comprises a pump housing (12), which forms an axia...  
WO/2017/083523A1
A disclosure pertains to a reciprocating pump configured for pumping fillers or aggregates or cementitious material and the like.  
WO/2017/083141A1
A method, in some embodiments, comprises: obtaining a plurality of parameters from multiple electric submersible pump (ESP) systems, an ESP in each of said ESP systems meeting one or more predetermined health criteria; identifying one or...  
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...  
WO/2017/076524A1
The invention relates to a coolant pump for the automotive industry, comprising a drive shaft (18), a coolant pump impeller (20), which is arranged on the drive shaft (18) at least for conjoint rotation and by means of which coolant can ...  
WO/2017/079309A1
A centrifugal pump includes a selectable regenerative style pumping element, including a regenerative pump rotor and at least one side wall flow channel formed by a rotating disc. The regenerative pumping element is selectable between a ...  
WO/2017/076645A1
Coolant pumps for internal combustion engines having a drive shaft (18), having a coolant pump impeller (20) which is arranged at least rotationally conjointly on the drive shaft (18) and by means of which coolant can be delivered into a...  
WO/2017/071616A1
A pump (15) for transferring liquefied gas, comprising a pump body (70, 80, 100) and a wheel (41) having blades (45) rotatablely mounted inside the pump body (70, 80, 100), the pump (15) has magnets (42) arranged at the periphery of the ...  
WO/2017/066165A1
Pump designs are detailed. A pump may include a fan having one or more pass-through holes allowing ambient air to be drawn through a fan near a motor shaft bearing for cooling purposes. Alternatively or additionally, a pump may include m...  
WO/2017/066206A1
A well pump assembly includes a centrifugal pump (19) having a housing (33) with a cylindrical internal side wall (35). Upper and lower diffusers (39, 41) are located in the housing. A metal-to-metal seal (65 or 91, 99) seals an upper en...  
WO/2017/066032A1
A system and methodology are provided for enhancing the life and usefulness of a thrust bearing assembly in a submersible pumping system component. The technique utilizes a thrust runner positioned adjacent a thrust bearing in the submer...  
WO/2017/066440A1
A tandem motor linear rod pumping apparatus for imparting reciprocating, substantially-vertical motion to a pump rod for a sucker-rod pump. The tandem motor linear rod pumping apparatus includes first and second linear mechanical actuato...  
WO/2017/064274A1
The invention provides an autonomous subsea barrier fluid system for a subsea pressure booster, the subsea pressure booster comprising a process fluid compartment, a motor compartment and a rotor assembly extending from the motor compart...  
WO/2017/057435A1
Provided is a stator having a stator core which is a curled core, for which deterioration of the circularity of a circle formed by tip faces of multiple salient pole parts when viewed from an axial direction of the stator can be suppress...  
WO/2017/057437A1
Provided is a pump device capable of appropriately detecting the rotation angle of a rotor by using a detection element, even if a detection surface of the detection element mounted to a circuit board is facing a drive magnet via a base ...  
WO/2017/058937A1
The disclosure provides pumps that include improvements in construction, which involve bearing surfaces, recirculation paths, mounting footprints, impeller vane starting diameters, canister assemblies, and rotor assembly bushing configur...  
WO/2017/051235A1
The present invention relates to a multistage centrifugal pump for pumping liquids with a cooled variable frequency drive, said pump being provided with a motor driving the rotation of a shaft which, after going through a leak-tight, rot...  
WO/2017/052383A1
The invention provides a subsea pump system, comprising a subsea pump, a fluid conditioner tank, a liquid conservation tank, a line arranged for liquid recirculation from the liquid conservation tank to upstream the subsea pump, and an u...  
WO/2017/051283A1
A pump group (10) of a cooling system for an engine (550) of a vehicle comprises an electric drive (4) comprising a first one-way coupling (52), a mechanical drive (5) comprising a second one-way coupling (43), and an electromagnetic pul...  
WO/2017/053988A1
A non-occluding intravascular pump comprises a shroud providing an inlet for incoming blood flow and an outlet for outgoing blood flow, wherein the shroud is a cylindrical housing; an impeller positioned within shroud, wherein a central ...  
WO/2017/048317A1
A static gas separator interposed between an electric submersible pump and a downhole motor to separate entrained gas from production fluid in a subterranean well. The gas separator includes an elongate cylindrical mandrel concentrically...  
WO/2017/048582A1
A zero emission reciprocating drive pump. The reciprocating drive pump may comprise: a spool and housing assembly. The housing assembly may comprise a flange, spool housing, first chamber, second chamber, and first seal. The flange may a...  
WO/2017/036837A1
The invention relates to an electric coolant pump for a coolant circuit of an internal combustion engine, having a radially accelerating pump impeller (20) and a spiral housing section (11) of a pump housing. A control circuit (3) is arr...  
WO/2017/039076A1
The present invention relates to a modular apparatus for cleaning a pet toilet device and, more specifically, to an apparatus for cleaning a pet toilet device, the apparatus being improved so as to prevent the problem of overflowing or u...  
WO/2017/040919A1
An electrical submersible pumping system includes production tubing, a pump for pumping fluid through the production tubing, a motor for providing power to the pumping system, an electrical cable for supplying power to the motor, and a m...  
WO/2017/040361A1
A system includes a mud pump for pumping a drilling mud from a drilling mud source, through a drill string, out a drill bit and into an annular, and a plurality of chokes disposed down stream from the mud pump, including a first choke di...  
WO/2017/034124A1
The present invention relates to a rotating blade coupling structure having a blade angle varying function and a pump having the same, and is advantageous in that a blade angle adjustment unit, which rotates all shafts of a plurality of ...  
WO/2017/028741A1
Provided is a draining pump, comprising: a pump body provided with a fan impeller (1) therein, wherein a stator coil component is connected to an outside of the pump body, two ends of an inside of the stator coil component are respective...  
WO/2017/030382A1
The present invention relates to a vehicular heating device comprising: a vehicular engine cooling unit for connecting an engine, a water pump, and a radiator on a first cooling water circulating line, thereby cooling the engine; and a v...  
WO/2017/031267A1
Systems and methods for determining the instantaneous force generated by a motor. In one embodiment, AC power (e.g., three-phase power) is provided to a linear motor of an ESP. An instantaneous current for each of the phases is measured ...  
WO/2017/029969A1
In this vertical bearing device, a lubricating oil path 51 constituting a cooling section 26 is exposed to the outside from a casing 24. Lubricating oil that has absorbed heat generated in a thrust bearing section 23 and a journal bearin...  
WO/2017/030701A1
Systems and methods for conveying power and data between surface equipment, an ESP and one or more remote tools while requiring a reduced number of penetrations through a tubing hanger. In one embodiment, a primary cable carries power an...  
WO/2017/028921A1
The invention refers to a mechanical switchable automotive coolant pump (10) for providing a liquid coolant for an automotive engine (12). The pump comprises a static pump frame (30), a rotatable rotor shaft (20) which is rotatably suppo...  
WO/2017/021222A1
A submersible pump (600) may be provided including a pump housing (602), a motor disposed within the pump housing (602), a pump discharge (624), one or more discharge hose connectors (642), a discharge hose connector fastener (640) confi...  
WO/2017/022044A1
Provided is a technique contributing to increasing the efficiency of power transmission and reducing the size of a device, without being affected by an environment under which a load is installed. A power transmission device has: an axia...  
WO/2017/021221A1
A submersible pump (100) is provided including a pump housing (102), a motor (120) disposed within the pump housing (102) configured to power an impeller (122), a float switch (116) configured to control supply power to the motor (120), ...  
WO/2017/023320A1
An electric submersible pump (ESP) can include a shaft that includes an axis; a pump mechanism operatively coupled to the shaft; an electric motor that drives the shaft and that includes an electric motor housing that defines at least a ...  
WO/2017/024203A1
A magnetic drive, seal-less combination axial air and water pump includes a housing having an inlet and an outlet at least one impeller mounted for rotation within the housing, and a magnetic drive surrounding the first rotor and the sec...  
WO/2017/021553A1
A fluid processing machine that includes a stator capable of generating an electromagnetic field and a first rotor section having at least one impeller and at least one permanent magnet. The stator is configured to electromagnetically en...  

Matches 51 - 100 out of 14,390