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Matches 451 - 500 out of 5,758

Document Document Title
WO/2011/102120A1
The disclosed impeller is provided with: a front-surface shroud having an air intake port; a back-surface shroud provided facing the front-surface shroud; a first inducer that has a plurality of first fin sections provided to the perimet...  
WO/2011/095400A3
The invention relates to a gas laser (1) having a blower (11) for recirculating laser gas, wherein the blower (11) has a shaft (17) which is mounted via at least one radial bearing (21, 22) and at least one axial gas bearing (45), which ...  
WO/2011/079511A1
A circulation boosting and ventilating air compressor comprises a compressor shell (1) and a rotor (2). The rotor (2) consists of a wind gear (3) and a drive shaft (4). The wind gear (3) consists of a shaft sleeve (5), a wind gear plate ...  
WO/2011/076583A1
The invention relates to a fan impeller (10) which includes a hub (14) capable of being driven about an axis of rotation (XX), blades (18) extending radially outward from the hub and a profiled ring (22) connecting the outer ends (20) of...  
WO/2011/076935A1
The present invention relates to a downhole tool (1) for borehole cleaning or for moving fluid in a borehole. The tool comprises a tool housing (29), a chamber inlet (6) and a chamber outlet (36), and the tool housing comprises a pump (8...  
WO/2011/075204A1
The present invention provides a supersonic compressor comprising a supersonic compressor rotor (100) comprising a dockable rotor disk allowing restriction or opening of portions of a fluid flow channel of the rotor in order to enhance p...  
WO/2011/071846A2
A compressor performance adjustment system includes a compressor chassis defining an inlet passageway, a diffuser passageway coupled to the inlet passageway, and a return passageway extending from the diffuser passageway. At least one in...  
WO/2011/071846A3
A compressor performance adjustment system includes a compressor chassis defining an inlet passageway, a diffuser passageway coupled to the inlet passageway, and a return passageway extending from the diffuser passageway. At least one in...  
WO/2011/058129A1
A method of compressing a gas is proposed, which uses a compressor train having a plurality of discrete portions and comprising at least an upstream portion, a mid-stream portion and a downstream portion arranged successively in flow ser...  
WO/2011/058037A1
A gas compressor assembly (10) for compressing a gas (11) comprising a rotor (12) having a rotational axis (13), a motor section (15) and a compressor section (16) arranged along the rotational axis (13) of the rotor (12) and further com...  
WO/2011/054093A1
The present document describes a centrifugal ceiling fan. The fan comprises a casing, a motor and a centrifugal propeller. The casing comprises an upper surface comprising an air inlet and a lower surface comprising an air outlet. In an ...  
WO/2011/056303A3
An air compression and expansion system having a combined motor-generator unit and a single drive shaft coupled to compressors and expanders is disclosed. The system includes a motor-generator unit, a drive shaft connected to the motor-g...  
WO/2011/052560A1
Provided is a simple blower which contributes to measures against environmental pollution, can be used economically over a long period, and achieves a higher function and a more compact size compared to conventional ones. The blower is p...  
WO/2011/044892A1
The invention relates to an underwater compressor arrangement (10, 10A) and an underwater process fluid conveying arrangement equipped therewith, wherein the underwater compressor arrangement comprises: a housing (100), a turbocompressor...  
WO/2011/038884A1
The invention relates to a cross-flow fan having a bearing tube (92) and an air duct (50), which has an air inlet (44), an air outlet (52), an outer wall (48) and an inner wall (56). The cross-flow fan further comprises an external rotor...  
WO/2011/036848A1
Provided are a through-flow fan wherein the wind speed distribution in the direction of a fan shaft at the outlet of an air passage is unified, and separation of airflow is reduced on the suction side of the fan, so that inputs and noise...  
WO/2011/033800A1
Disclosed is a centrifugal compressor equipped with a resin housing, that is made in a manner such that compression efficiency is not lost and merits such as weight and cost reduction are not cancelled out. A turbo charger (10) is equipp...  
WO/2011/032549A1
The invention relates to an axial-radial turbomachine (1), comprising: an axial part (10) having at least one axial stage (11), a radial part (20) having at least one radial stage (21), a housing (30) having an interior space, which is d...  
WO/2011/030749A1
Disclosed is a cross-flow fan (10) wherein the inner diameter (d) and the outer diameter (D) of a fan blade (21) satisfy the relationship of 0.55≤d/D≤0.95. In the cross-flow fan (10), the number (N) of fan blades (21), a chord length...  
WO/2011/030751A1
The disclosed crossflow fan is provided with a plurality of fan blades (21) that are provided in the circumferential direction with mutually intervening gaps. The fan blades (21) each have an inner edge (26) disposed at the inner periphe...  
WO/2011/027519A1
Disclosed is an electric air blower comprised of a motor, an impeller, a motor case, and a fan case, wherein a stator is comprised of a molded portion obtained by molding a core and a coiled wire using a resin; a plurality of guide vanes...  
WO/2011/023690A2
The invention relates to a compressor (C) comprising at least two stages (ST1, ST2, ST3, ST4) of compression, a first stage (ST1) and a second stage (ST2). Conventional compressors of this type comprise severe limitations with respect to...  
WO/2011/022898A1
An inflatable and deflatable air pump includes a panel (11), a panel cover (12) matched with the panel (11), an air chamber (13) installed inside the panel cover (12), a motor (14) connected with the air chamber (13), and a hollow cylind...  
WO/2011/023690A3
The invention relates to a compressor (C) comprising at least two stages (ST1, ST2, ST3, ST4) of compression, a first stage (ST1) and a second stage (ST2). Conventional compressors of this type comprise severe limitations with respect to...  
WO/2011/018005A1
A centrifugal compressor having lower compression ratio and an air conditioning unit using the same are provided. The compressor includes an impeller (4), a rotary shaft (5), a motor (8), a driving gear (6) and a driven gear (7). The imp...  
WO/2011/017857A1
A rotating diffuser wall type adjustable air compressor apparatus includes an air compressor shell (1), the air compressor shell has an air inlet (2) and an air collection path (3), an air compressor impeller (4) is placed in the air com...  
WO/2011/017783A3
High-pressure multistage centrifugal compressor comprising at least three compressor elements, as well as at least two motors to drive the elements, whereby at least one element is placed in series connection with another element, whereb...  
WO/2011/011989A1
A blower, including a snail-shaped base(6), a snail-shaped cover(4), blades(7) and a motor(3), in which the snail-shaped base and the snail-shaped cover are arranged together to form a compression exhaust duct, and the blade is horizonta...  
WO/2011/006736A1
A turbocompressor assembly (10) which is divided along an axis- (12) of a rotor (11) into at least three sections (13, 18, 22), a bearing section (13) having at least one active magnetic bearing (14), a motor section (18) comprising a mo...  
WO/2011/005455A3
A single-shaft exhaust gas-driven turbocharger includes two parallel-flow first-stage centrifugal compressors in series with a single second-stage centrifugal compressor, and a one-stage turbine arranged to drive both the first- and seco...  
WO/2011/005455A2
A single-shaft exhaust gas-driven turbocharger includes two parallel-flow first-stage centrifugal compressors in series with a single second-stage centrifugal compressor, and a one-stage turbine arranged to drive both the first- and seco...  
WO/2010/139030A2
The diagonal ventilator or set of ventilators in this invention is used in confined spaces to heat or cool products through a forced flow, in batch or continuous process with or without additional injection of hot or cold gas. The inlet ...  
WO/2010/139030A3
The diagonal ventilator or set of ventilators in this invention is used in confined spaces to heat or cool products through a forced flow, in batch or continuous process with or without additional injection of hot or cold gas. The inlet ...  
WO/2010/135091A2
The present invention relates to a compressor (1) of an exhaust-gas turbocharger having a compressor housing (2) which has a compressor outlet connecting pipe (3), and having a sound absorber (4), wherein the sound absorber (4) is formed...  
WO/2010/133868A1
A vacuum pump rotor suitable for use in a vacuum pump is described for a vacuum pump that comprises a regenerative pumping mechanism. The rotor has a generally disc-shaped configuration and is mounted on an axial shaft for rotation relat...  
WO/2010/135091A3
The present invention relates to a compressor (1) of an exhaust-gas turbocharger having a compressor housing (2) which has a compressor outlet connecting pipe (3), and having a sound absorber (4), wherein the sound absorber (4) is formed...  
WO/2010/129214A2
A diaphragm assembly of a centrifugal compressor includes a return channel wall having a generally ring-like shape; a vane assembly having a plurality of vanes formed integrally with at least one ring-shaped track having a rail structure...  
WO/2010/129214A3
A diaphragm assembly of a centrifugal compressor includes a return channel wall having a generally ring-like shape; a vane assembly having a plurality of vanes formed integrally with at least one ring-shaped track having a rail structure...  
WO/2010/129274A2
A turbocompressor for use with a process fluid and including an axial expansion turbine for expanding the process fluid and a centrifugal compressor for compressing the process fluid. The turbine and compressor share a common shaft, all ...  
WO/2010/129274A3
A turbocompressor for use with a process fluid and including an axial expansion turbine for expanding the process fluid and a centrifugal compressor for compressing the process fluid. The turbine and compressor share a common shaft, all ...  
WO/2010/115420A1
The invention relates to a compressor arrangement (1) having an axial compressor (10) and a radial compressor (20) disposed one after the other on a common driveshaft (30) that can be coupled to a drive (60), and each comprising a compre...  
WO/2010/111357A2
Hydrogen gas compression systems that each include a multistage centrifugal compressor in which each stage has an inlet-to-outlet pressure rise ratio of about 1.20 or greater. In one embodiment, the multistage compressor includes six hig...  
WO/2010/111357A3
Hydrogen gas compression systems that each include a multistage centrifugal compressor in which each stage has an inlet-to-outlet pressure rise ratio of about 1.20 or greater. In one embodiment, the multistage compressor includes six hig...  
WO/2010/084422A3
Herein described is a system for injecting and extracting gas for a fluid rotating machine (10) of the type comprising at least one stator case (12), one first stage (20) which receives the gas flowing into the machine (10), one final st...  
WO/2010/109149A3
The invention relates to equipment for separating air, including a double column including a medium pressure column (27) and a low pressure column (29), a main exchanger (21), a main compressor (4), and a means (39, 41) for producing gas...  
WO/2010/109149A2
The invention relates to equipment for separating air, including a double column including a medium pressure column (37) and a low pressure column (29), a main exchanger (21), a main compressor (4), and a means (39, 41) for producing gas...  
WO/2010/104083A1
A crossflow fan is provided with a rotatable impeller formed of curved blades (42). Each blade (42) has an outer peripheral edge portion (43), which is in proximity to the centrifugal end of the impeller, and an inner peripheral edge por...  
WO/2010/095507A1
Provided is a gear-driven turbocompressor wherein the length of an overhang from a radial bearing to a shaft end is reduced to increase the natural frequency of the shaft; the amount of lubricant oil is drastically reduced to reduce the ...  
WO/2010/086009A9
The invention relates to an improved multi-stage centrifugal compressor (10) comprising at least four centrifugal compression stages (11,12,13,14), each including an impeller. The impellers of one pair of the stages (12,13) are mounted o...  
WO/2010/086009A1
The invention relates to an improved multi-stage centrifugal compressor (10) comprising at least four centrifugal compression stages (11,12,13,14), each including an impeller. The impellers of one pair of the stages (12,13) are mounted o...  

Matches 451 - 500 out of 5,758