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Matches 1 - 50 out of 610

Document Document Title
WO/2017/140679A1
The invention provides a process for vacuum distillation of at least one organic compound by means of a vacuum unit comprising a vacuum pump (11) and an absorption apparatus (9) connected upstream of the vacuum pump and comprising an abs...  
WO/2017/140670A1
The present invention relates to a process for vacuum distillation of at least one organic compound by means of a vacuum unit (8) comprising an absorption liquid, wherein the absorption liquid is different from the organic liquid to be d...  
WO/2017/129373A1
The invention relates to use of a liquid organic hydrogen carrier (LOHC) in a piston compressor. Particular aspects of the invention relate to the use of an LOHC as a driving liquid and/ or a liquid cushion in a piston compressor. The in...  
WO/2017/048830A1
An intermediate discharge port in a scroll compressor and a method for controlling part- load efficiency of a scroll compressor are disclosed. The compressor includes a compressor housing; a non-orbiting scroll member and an orbiting scr...  
WO/2017/019114A1
A liquid ring pump includes a stationary housing that defines an inner space, and a drive shaft rotatably mounted within the stationary housing. The drive shaft defines a rotational axis. An impeller includes a plurality of blades extend...  
WO/2017/013383A1
Dry pumps are used to pump a variety of gas mixtures from the semiconductor industry. The present invention provides a liquid ring pump located between the dry pump and an abatement device to remove soluble corrosive materials prior to t...  
WO/2017/013382A1
Liquid ring pumps are used to pump a variety of fluid types. The present invention provides a two stage liquid ring pump through which an exhaust gas comprising compounds to be destroyed is passed. The exhaust gas passes through the firs...  
WO/2017/013381A1
Venturi Scrubbers are used to separate particulate from a large range of fluids. Many provide additional liquid and/or gas to drive the fluid and aid in the removal of particulate. The present invention provides a liquid ring pump throug...  
WO/2017/013380A1
Liquid ring pumps are used to pump a variety of fluid types. Corrosive fluids are easily handled by the work fluid but can cause corrosion of pumping mechanisms. The present invention provides a magnetically driven liquid ring pump with ...  
WO/2016/205651A1
A scroll compressor includes a housing comprising a cylindrical shell arranged about a vertically-extending axis, and scroll compressor bodies, including a fixed scroll compressor body and a movable scroll compressor body. The scroll com...  
WO/2016/130831A1
A pump includes a housing that contains a liquid, and a rotor including a plurality of blades extending radially from a shaft, and defining a conical space. A port member is disposed within the conical space. The port member defines an i...  
WO/2016/112259A1
A liquid ring pump includes a housing defining an interior working space sized to receive a quantity of gas and a quantity of sealing liquid, a pump head coupled to the housing and defining an inlet channel, an outlet space, and a cone s...  
WO/2016/043455A1
Disclosed is a compressor having a torque load reducing unit for moving a center of weight to which a gas force is applied. As the torque load reducing unit is formed at an oval-shaped roller, a distance between a rotation center of the ...  
WO/2015/193318A1
The invention relates to a fluid ring compressor comprising: a first single-acting compression stage (17) having a first impeller (23) eccentrically mounted in a housing (14); and a second single-acting compression stage (18) having a se...  
WO/2015/114401A9
Systems and methods for separating particles from fluids are provided. The system comprises a vessel with at least two fluid inlets and a fluid outlet wherein one fluid inlet is positioned higher in the vessel than the other fluid inlet....  
WO/2015/114401A1
Systems and methods for separating particles from fluids are provided. The system comprises a vessel with at least two fluid inlets and a fluid outlet wherein one fluid inlet is positioned higher in the vessel than the other fluid inlet....  
WO/2015/069345A3
A boost pump unit (110) includes a liquid ring pump (116) and an air/ fuel separator (118) having an inlet (124) and first (126) and second (130) outlet ports. The separator inlet (124) is operably fluidly coupled to an outlet of the liq...  
WO/2015/069345A2
A fuel system incorporating a boost pump unit, a boost pump unit and method of pumping fuel are provided. The fuel system and boost pump unit are preferably self-priming and do not utilize an airframe mounted pump for supplying fuel for ...  
WO/2015/069346A1
A liquid ring side channel pump including a housing (102) defining an impeller cavity (106) with an inlet port (108) and a discharge port (110). An impeller (104) is positioned within the impeller cavity (106) for rotation about a centra...  
WO/2015/050595A1
A modular liquid ring pump has a liquid ring overload protection system including a passage from a working chamber directly to the pump discharge passage and a mechanical relief valve configured to release liquid from the working chamber...  
WO/2015/022941A1
[Problem] To provide an inexpensive water-sealed steam compressor which can be operated quietly with less energy without being broken down with steam as a compressible fluid. [Solution] To enable steam to be used as a compressible fluid,...  
WO/2014/198627A1
The invention relates to a method for operating a heat pump (1) comprising the following steps: a fluid is condensed by means of at least one condensation device (5); the fluid is expanded by means of at least one expansion device (6); t...  
WO/2014/137219A1
The invention provides a liquid filled, fast rotating unit, such as an electric motor, a mechanical or a magnetic coupling, distinctive in that the liquid filled unit comprises at least one rotating shield arranged between surfaces of di...  
WO/2014/070756A1
A liquid ring pump includes a port plate coupled to a pump head. The port plate has an opening with a first end at a first section and a second end at a second section. The first section opens through a portion of a surface forming a fir...  
WO/2014/070756A8
A liquid ring pump includes a port plate coupled to a pump head. The port plate has an opening with a first end at a first section and a second end at a second section. The first section opens through a portion of a surface forming a fir...  
WO/2014/019687A3
The invention concerns a method and an apparatus for operating a multi-phase pump which has a suction-side inlet (10) and a discharge-side outlet (20) and which pumps a multi-phase mixture charged with solids, comprising the following st...  
WO/2014/019687A8
The invention concerns a method and an apparatus for operating a multi-phase pump which has a suction-side inlet (10) and a discharge-side outlet (20) and which pumps a multi-phase mixture charged with solids, comprising the following st...  
WO/2013/107888A1
A method for mechanically heating a liquid mixture of substances is described. In a liquid-ring pump (1), a foam phase is compressed and the compression heat is transferred to the mixture of substances. An apparatus designed as a liquid-...  
WO/2013/087713A3
The invention relates to a device for evacuating a chamber (14) and for purifying the gas extracted from said chamber (14) of any foreign substances. The device comprises a dry-condensing vacuum pump (15) having an input (17) connected t...  
WO/2013/087708A2
The invention relates to a method for operating a liquid ring vacuum pump in which vibration measurements of the pump are taken and compared with a prescribed cavitation threshold (26). In addition, a measurement representing the liquid ...  
WO/2013/087708A3
The invention relates to a method for operating a liquid ring vacuum pump in which vibration measurements of the pump are taken and compared with a prescribed cavitation threshold (26). In addition, a measurement representing the liquid ...  
WO/2013/087713A2
The invention relates to a device for evacuating a chamber (14) and for purifying the gas extracted from said chamber (14) of any foreign substances. The device comprises a dry-condensing vacuum pump (15) having an input (17) connected t...  
WO/2013/076107A3
A liquid-ring vacuum pump comprises a pump casing (20) and an impeller (14) that is eccentrically mounted in the pump casing (20). According to the invention, the impeller (14) is made of a material having a modulus of elasticity of less...  
WO/2013/076107A2
The invention relates to a liquid-ring vacuum pump comprising a pump casing (20) and an impeller (14) that is eccentrically mounted in the pump casing (20). According to the invention, the impeller (14) is made of a material having a mod...  
WO/2013/076176A1
The invention relates to a liquid-ring vacuum pump comprising a pump casing (18) and a shaft (19) eccentrically mounted in the pump casing (18). An impeller (21) and a rotor (20) of a drive motor (20, 24) are connected to the shaft (19)....  
WO/2013/060754A3
The liquid ring compressor (1) comprises a ring housing (2) and a blade wheel (4), wherein the blade wheel (4) is arranged inside the ring housing (2) and is supported such as to be rotatable about an axis of rotation (4b) and in a direc...  
WO/2013/060754A2
The liquid ring compressor (1) comprises a ring housing (2) and a blade wheel (4), wherein the blade wheel (4) is arranged inside the ring housing (2) and is supported such as to be rotatable about an axis of rotation (4b) and in a direc...  
WO/2012/107279A3
The invention relates to a sealing element for a planetary rotation machine for sealing a lever which is guided in an annular gap and can be rotated about a rotational axis, wherein the sealing element is rotationally symmetrical relativ...  
WO/2012/016603A1
Method for filling bottles or similar containers (2) with liquid contents using a filling machine (3), to which the liquid contents are fed once they have been preheated to a filling temperature, wherein the containers (2), prior to fill...  
WO/2011/128502A3
The invention relates to a liquid ring pump (1) for generating vacuum and for pumping a flow of sewage in a vacuum sewage system. The liquid ring pump comprises in the direction of the flow of sewage a pump inlet (11), an inlet chamber (...  
WO/2011/128502A2
The invention relates to a liquid ring pump (1) for generating vacuum and for pumping a flow of sewage in a vacuum sewage system. The liquid ring pump comprises in the direction of the flow of sewage a pump inlet (11), an inlet chamber (...  
WO/2011/100346A3
Textured surface that provides for drag reduction, and therefore efficiency improvements in a liquid ring pump. At least a portion of the surfaces of the pump that contact fluid therein the pump are textured to control boundary layer sep...  
WO/2011/100346A2
The present invention is directed to a textured surface that provides for drag reduction, and therefore efficiency improvements in a liquid ring pump. At least a portion of the surfaces of the pump that contact fluid therein the pump are...  
WO/2011/090335A3
The present invention relates to a fluid pump. The fluid pump of the present invention comprises a pumping housing, a rotating member, a plurality of pistons, and a cam member. The pumping housing includes an inlet portion for introducin...  
WO/2011/090335A2
The present invention relates to a fluid pump. The fluid pump of the present invention comprises a pumping housing, a rotating member, a plurality of pistons, and a cam member. The pumping housing includes an inlet portion for introducin...  
WO/2010/151405A1
Converting a liquid ring pump which vents sealing liquid (compressant) from the working chamber of the pump to a liquid ring pump having a gas venting system by retasking a selected passage of the liquid ring pump. The passage is selecte...  
WO/2010/141602A1
A wastewater treatment system comprising a first chamber adapted to receive wastewater and arranged to perform a first treatment process (e.g., aerobic and/or anaerobic processes), a second chamber positioned to receiving wastewater from...  
WO/2010/097233A2
A liquid ring vacuum pump (1) for degassing plastic melts, having a pump inlet (2) where gases are taken in, and a pump outlet (3) via which gases are blown out, and having a cycle (4) for the compression liquid, wherein a replaceable fi...  
WO/2010/097233A3
A liquid ring vacuum pump (1) for degassing plastic melts, having a pump inlet (2) where gases are taken in, and a pump outlet (3) via which gases are blown out, and having a cycle (4) for the compression liquid, wherein a replaceable fi...  
WO/2010/090639A1
A liquid ring pump is provided that includes an annular housing having an inner surface forming a housing cavity. The annular housing is filled with an operating fluid during operation of the pump. The operating fluid forms an eccentric ...  

Matches 1 - 50 out of 610