Class 417/171 - Tangential motive fluid supply (i.e., vortex type)

Subclass of Class 417 - Pumps
Definition: Apparatus in which the motive fluid is introduced in a plane
No. of patents: 39
Last issue date: 07/10/2007

Number	Title	Issue Date
7240767	Fixing structure of tail pipe of exhaust pipe A clamping member (2) for clamping a periphery of a rear-end open portion of an exhaust pipe (3) is accommodated in a front-end open portion (11) of a tail pipe (1). The clamping member (2) has a pair of plate parts (21, 22)...	07/10/2007
7111830	Anti-detonation fuel delivery system A fuel processing device [2] is provided that produces properly sized fuel aerosol particles [5] that when mixed with combustion air, reduces or eliminates detonation (knock) in internal combustion engines thus reducing fuel octane requirements for eng...	09/26/2006
7093826	Anti-detonation fuel delivery system A fuel processing device is provided that produces properly sized fuel aerosol particles that when mixed with combustion air, reduces or eliminates detonation (knock) in internal combustion engines thus reducing fuel octane requirements for engines of a given compre...	08/22/2006
6966132	Method and device for moving subsea rocks and sediments A method for moving subsea rocks and sediments which can be at significant depths, in connection with removal of protective rocks around installations where maintenance is to be conducted. Tubing with an ejector nozzle is arranged completely externally in relation t...	11/22/2005
6811698	Method and apparatus for treating fluids A method and apparatus for treating fluids includes a vortex nozzle assembly having improved vortex nozzles. The overall system and system layout, which includes an elbow design, are improved as well as vortex system methods. The vortex nozzle assembly includes an a...	11/02/2004
6811712	Method and apparatus for treating fluids A method and apparatus for treating fluids includes a vortex nozzle assembly having improved vortex nozzles. The overall system and system layout, which includes an elbow design, are improved as well as vortex system methods. The vortex nozzle assembly includes an a...	11/02/2004
6797170	Method and apparatus for treating fluids A method and apparatus for treating fluids includes a vortex nozzle assembly having improved vortex nozzles. The overall system and system layout, which includes an elbow design, are improved as well as vortex system methods. The vortex nozzle assembly includes an a...	09/28/2004
6712968	Apparatus for treating fluids A method and apparatus for treating fluids includes a vortex nozzle assembly having improved vortex nozzles. The overall system and system layout, which includes an elbow design, are improved as well as vortex system methods. The vortex nozzle assembly includes an a...	03/30/2004
6649059	Apparatus for treating fluids In a method and apparatus for treating fluids, a pump delivers a fluid flow from a fluid source to a manifold. The manifold divides the fluid flow into first and second fluid flows, which are delivered from the manifold to a housing. The housing includes ...	11/18/2003
6491064	Apparatus for charging a liquid medium with a gas An apparatus for injecting a gaseous medium into a flowing liquid medium consisting of a first pipe having a closed end facing against the direction of the flowing liquid and an open end disposed in the direction of liquid flow, a second pipe coaxially di...	12/10/2002
6422828	Cyclonic ejection pump A cyclonic ejection pump is designed for large flow rates, for example, applicable to the so-called "Oceanic Thermal Energy Conversion," normally abbreviated to OTEC, an energy generating system developed for utilizing the potential thermal oceanic energy...	07/23/2002
6358015	Method and apparatus for improving fluid flow and aerating liquids A fluid flow promoter for increasing and accelerating the flow of fluids through channels, and useful in marine propulsion and aeration of liquids includes 1) an outer shell including an inlet end wall, an outlet end wall, and a solid truncated wall, 2) a...	03/19/2002
6354371	Jet pump assembly A jet pump assembly 10 for use in a subterranean wellbore 82 to lift produced fluids 72 to the surface, comprising a fixed type jet pump assembly 10 including a retrievable insert assembly 30 for retrieving substantially all working components of the jet ...	03/12/2002
6086334	Method of operating a bi-turbojets polyphasic pump with axial thrust cancellation A pumping device providing direct energy exchange between a working fluid and a pumped fluid, comprising at least a first ejector propelling the working fluid in one direction and at least a second ejector propelling working fluid in a second direction. T...	07/11/2000
6071083	Gas flow director A gas flow director for exhausting gases from chambers, and useful in the operation of operation of gas turbines, jet engines and rockets, as well as vacuum pumps and gas compressors. The gas flow director includes 1) an outer truncated cone including a c...	06/06/2000
6019820	Liquid jet compressor Gas is compressed in a liquid jet compressor to high pressures, e.g. at least 7 atm, by using liquid injected under high pressure, e.g. at least 16 atm, to obtain a high velocity liquid injection into the compressor, which aspirates the gas to be compress...	02/01/2000
5827049	Bi-turbojets polyphasic pump with axial thrust cancellation A pumping device providing direct energy exchange between a working fluid and a pumped fluid, comprising at least a first ejector propelling the working fluid in one direction and at least a second ejector propelling working fluid in a second direction. T...	10/27/1998
5556259	Vortex generating fluid injector assembly A fluid injector assembly for drawing a first fluid into the flow of a second fluid. The injector assembly includes an eductor including an inlet having a plurality of openings, a first outlet port, and a first fluid passage extending between the inlet an...	09/17/1996
5527162	Suction apparatus, operated by compressed air, for drawing off dust-laden gases An apparatus for drawing off dust-laden gases, especially in the art of dental technique, has a ring channel (15) which can be loaded with compressed air. The airstream which is provided by a compressed-air nozzle (26) performs an arcuate movement in the ...	06/18/1996
5160610	Radial header for dissolved air flotation systems A radial mixing header for use with apparatus that removes solids from a liquid by dissolved air flotation (DAF). The header comprises a par of concentric pipes circumscribed by a concentric mixing chamber having a tangential port for introduction of the ...	11/03/1992
5074759	Fluid dynamic pump This invention relates generally to pumps, and more particularly, to a new concept in pumps where the principle of operation is based on the change in momentum of a curved, fluid jet curtain, with the pump itself containing no moving parts....	12/24/1991
4749336	Induced rotation ejector A process and device for compressing a fluid by releasing a working fluid that includes an initial pocket wherein the working fluid circulates, a second pocket in which the fluid to be compressed circulates, a third pocket wherein the mixture of the worki...	06/07/1988
4718835	Mining apparatus and jet pump therefor This disclosure relates to deep sea mining apparatus, comprising a relatively straight lift pipe, the lift pipe being adapted to extend substantially vertically from the floor of a body of water upwardly to a ship on the surface of the water. A plurality ...	01/12/1988
4557636	Injection of solids into a high pressure slurry stream An apparatus for multiple injection of slurry from a plurality of mine faces or other slurry sources into a slurry line comprises a unique method and apparatus for connecting each slurry injection point to the main slurry line by using a vortex junction a...	12/10/1985
4542775	Slurry concentration and dilution apparatus Apparatus for not only removing fluids from a slurry system but also for injecting fluid into the slurry system so that the concentration can be positively maintained. The apparatus provides for a uniform dilution of slurry so that the fluids will not seg...	09/24/1985
4487553	Jet pump A Jet pump for transporting fluid by drawing in the fluid through utilization of a jet stream under high pressure includes a path for transporting the fluid, a plurality of nozzles surrounding the path for supplying high pressure fluid and a plurality of ...	12/11/1984
4453864	Injection of solids into a high pressure slurry stream An apparatus for multiple injection of slurry from a plurality of mine faces into a slurry line comprises a unique method and apparatus for connecting each slurry injection point to the main slurry line by using a vortex junction apparatus. The vortex jun...	06/12/1984
4444229	Slurry concentration apparatus An apparatus for increasing the solids to fluids ratio of a slurry is constructed from a chamber which has a substantially circular cross section with a high pressure slurry inlet mounted through said chamber wall with the axis of the inlet normal to a di...	04/24/1984
4409746	Vortex injection dredging apparatus and method A dredging apparatus has a chamber with a substantially circular cross section. A first inlet and outlet is formed through the chamber with an axis of the inlet and outlet normal to a diameter of the chamber. A suction inlet is formed through the axis of ...	10/18/1983
4405087	Fluid mixing technique One non-propelled fluid resident in a reservoir is sucked into the flow path of a further fluid in transit propelled by fluid pressure. This is achieved by means of inducing a spiral cyclone path flow pattern in the propelled fluid to create a converging ...	09/20/1983
4388045	Apparatus and method for mixing and pumping fluids A first fluid injected at high velocity into a chamber forms a tornado-like vortex advancing toward a smoothly curved narrow throat communicating with an outlet. A second fluid inlet located within the eye of the vortex has a second fluid which is pumped ...	06/14/1983
4372712	Continuous transfer of particles from a gaseous conveying medium to a liquid conveying medium A method and apparatus for the continuous transfer of particles from a gaseous conveying medium to a liquid conveying medium wherein a liquid is introduced into a cone-shaped inducer so that the liquid flows along the inducer's periphery toward its vertex...	02/08/1983
4310288	Method and apparatus for improving erosion resistance of the mixing chamber of a jet pump To improve the erosion resistance of the mixing chamber of a jet pump employed to pump particulate containing fluids, this invention contemplates directing a pressurized source of clean fluid through an annular jet-type orifice, thus providing an annular ...	01/12/1982
4245961	Ejector utilizing a vortex flow An improved ejector utilizing a vortex flow for pumping a fluid. The ejector includes a funnel shaped fluid chamber circumscribing a longitudinal axis and converging from a wide end to a narrow end. A venturi-like throat circumscribing the longitudinal ax...	01/20/1981
4227863	Centrifugal aspirator A centrifugal aspirator includes an enclosed cylindrical vortex chamber having a plurality of high pressure fluid inlets tangentially oriented with respect to a cylindrical wall of the vortex chamber, an intake inlet approximately centrally disposed in on...	10/14/1980
4222763	Gas jet pump, and apparatus using same A gas jet pump (10) for producing a secondary flow of gas from a primary flow. The jet pump is disclosed as a tubular body (28) having a flow passage into which the primary flow is introduced through a plurality of jet openings (36, 38, 40) in the tubular...	09/16/1980
4208172	Marina siphon device A siphon device for use around marinas and the like for siphoning large volumes of water containing debris and foreign matter without clogging thereof. The siphon includes an ell member having an input and an output opening of the same size, a hydraulic p...	06/17/1980
4101246	Vortex jet pump A vortex jet pump is provided in which circumferential flow in a fluid flow passage through the pump is induced by a tangential power liquid jet inlet into the passage between its suction inlet and its outlet. The pump, which has no moving parts, has a ho...	07/18/1978
4028009	Jet pump Two circular rows of through channels in the walls of the pump mixing chamber serve to admit the conveying fluid into said chamber. The axes of the channels in one row are inclined to the cross-sectional plane of the mixing chamber and to the plane passin...	06/07/1977

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Class 417/171 - Tangential motive fluid supply (i.e., vortex type)