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Class 96/193 - Pressure reducing means


Subclass of Class 96 - Gas separation: apparatus
Definition: Apparatus which decreases pressure acting on the liquid
No. of patents: 114
Last issue date: 02/21/2012


1      
NumberTitleIssue Date
8118921Unit for accumulating and degassing oil
A unit (1) for accumulating and degassing oil in an oil system comprising a reservoir (2) provided with a first chamber (3) in which the oil is subjected to atmospheric pressure and in which the oil volume is allowed to vary, a second chamber (
02/21/2012
7767008Vapor/liquid separation apparatus
A vapor/liquid separation apparatus for treating a flow of vapor/liquid mixtures of hydrocarbons and steam comprises a vertical drum with a side inlet to introduce hydrocarbon/steam mixtures, an overhead vapor outlet, and a lower section in communication with a cyli...
08/03/2010
7513937Oil reconditioning device and associated methods
A device and method for reconditioning oil or vaporizing volatile fluids from oil of internal combustion engines in order to extend the oil service life is provided. Such a device can include a housing which defines a substantially enclosed open chamber which can re...
04/07/2009
7481871Vapor/liquid separation apparatus
A vapor/liquid separation apparatus for treating a flow of vapor/liquid mixtures of hydrocarbons and steam comprises a vertical drum with a side inlet to introduce hydrocarbon/steam mixtures, an overhead vapor outlet, and a lower section in communication with a cyli...
01/27/2009
7427312Integrated degassing and debubbling apparatus
An apparatus for removing gas bubbles from a fluid includes a fluid inlet and a separation chamber that is in fluid communication with the fluid inlet. The separation chamber has first and second end portions, with the first end portion being operably oriented gravi...
09/23/2008
7413596Method and apparatus for the production of purified liquids and vapors
The present invention provides methods and apparatus for the production of liquids and vapors that are free of, or substantially free of, dissolved or trapped gases. In one embodiment, a liquid is placed in a sealed vessel and subjected to a temperature below the fr...
08/19/2008
7399345Capillary flow restrictor apparatus
A pump for use in operably evacuating a chamber in a vacuum degassing apparatus includes one or more pumping cavities that are in fluid communication with the chamber, and a continuous vent channel that has an outlet disposed in fluid communication with a respective...
07/15/2008
7380416Conduit for molten glass, connecting conduit for molten glass and vacuum degassing apparatus
The present invention provides a A metal conduit for molten glass and a vacuum degassing apparatus are disclosed, which are capable of coping with extension and contraction, and vibration. By disposing at least one convex portion 20 so to have a height of 4 m...
06/03/2008
7332018Deaerator, liquid ejecting device, and inkjet recording apparatus
The deaerator for liquid, comprises: a flow path in which the liquid flows; a pressure reducing deaerating device which removes dissolved gas contained in the liquid inside the flow path by reducing pressure of a deaerating section surrounding at least a portion of ...
02/19/2008
RE39944Desiccant regenerator system
A natural gas dehydrator wherein a portion of the wet glycol from the absorber is pumped under pressure as circulating wet glycol which is used as a coolant for effluents removed from a reboiler and a power source for an educator to form a vacuum in a first chamber ...
12/25/2007
7198715Device for separating fluid mixtures
A device for separating fluid mixtures, in particular for separating water from oil, includes a vacuum container (10) with several sub-chambers (26, 44, 40). At least one liquid constituent of the fluid mixture can be transported from the vacuum contai...
04/03/2007
7160430Electrochemical treatment of ammonia in waste-water
In a sewage treatment plant, dissolved ammonium is extracted from the waste-water stream, and is transferred to a body of secondary water. The secondary water is passed through an electrolysis station, where the ammonium is transformed to nitrogen gas. The capture a...
01/09/2007
7144442Liquid degassing system and liquid degassing method
A degassing device capable of regulating an amount of air dissolved in a liquid. A device for measuring amounts of dissolved oxygen measures the amount of oxygen dissolved in one of a coating liquid which has yet to be degassed, and is to be fed to a film degassing ...
12/05/2006
7134300Method for controlling foam production in reduced pressure fining
A method for controlling the foam produced when a molten material encounters reduced pressure in a vacuum chamber includes passing the molten material through an aging zone in the vacuum chamber in which the molten material is allowed to drain from between the bubbl...
11/14/2006
7125438Method and an apparatus for continuously deaerating a liquid
The invention relates to a method for continuously deaerating a liquid. The method comprises the step that the liquid is led into a closed container (1) so that a liquid surface (7) is formed within the container (1). The space above the liquid ...
10/24/2006
7101418Method and device for degassing a suspension, specifically a fiber stock suspension
The invention relates to a method and a device for degassing of suspension, specifically fiber stock suspension. The method according to the invention is characterized in that separated excess suspension is discharged sideways through an overflow having an overflow ...
09/05/2006
7090716Single phase fluid imprint lithography method
The present invention is directed toward a method for reducing pattern distortions in imprinting layers by reducing gas pockets present in a layer of viscous liquid deposited on a substrate. To that end, the method includes varying a transport of the gases disposed ...
08/15/2006
7022157Devices and methods for performing array based assays
Devices and methods for performing an array assay are provided. The subject array assay devices include a degassing zone that includes a gas permeable membrane. Embodiments include degassing microarray-backing elements that are used with an array assembly to provide...
04/04/2006
6997972Gas-liquid separator
A gas liquid separator comprising at least two containers, a first container for separating gas from a gas liquid mixture and a second container for receiving gas reduced or gas free liquid. The first container has an outlet port to the second container below the le...
02/14/2006
6981997Deaeration of water and other liquids
Liquid such as water is deaerated by dissolving stripping gas such as carbon dioxide into the water while maintaining pressure, reducing the pressure, and then feeding the liquid into a vessel wherein a gas space is maintained over said water, wherein the pressure o...
01/03/2006
6964696Method and apparatus for treating synthesis gas and recovering a clean liquid condensate
An apparatus and method for recovering a clean liquid condensate from a synthesis gas at elevated temperatures and pressures. The apparatus includes at least one heat exchanger for reducing the temperature of the synthesis gas down to below 200° F. (93° C.) so as ...
11/15/2005
6962626Venting assembly for dip coating apparatus and related processes
Disclosed is a venting assembly for a dip coating system, a dip coating system utilizing such venting assembly, and related method for dip coating. These aspects are particularly directed for the production of organic photoconductor layers in imaging devices, and mo...
11/08/2005
6955706Liquid degassing system for power plant system layup
A system for producing and maintaining high purity degassed layup water for use in a power plant system during a layup period is disclosed. The liquid degassing system includes a degassing assembly for removing a predetermined amount of the undesired gases under vac...
10/18/2005
6811591Autonomous system and method for efficiently collecting fugitive airborne emissions from open vessels
An autonomous pushed liquid recirculation system (APLRS) is installed in a vessel, such as an electroplating tank. It situates around the interior perimeter and adjusts to changes in the level of liquid, maintaining the same location and orientation respective to th...
11/02/2004
6712883Apparatus and method for deaerating liquid crystal
An apparatus and method are provided for deaerating liquid crystal contained in at least one liquid crystal container. The apparatus includes a chamber, a holder, a displacement mechanism, a vacuum system and a gas supply. The chamber has an opening to provide acces...
03/30/2004
6616731Method and arrangement to monitor a fatty oil treatment process carried through under vacuum
The present invention is a method and apparatus for monitoring the vacuum conditions for the treatment of vegetable or animal oil. During the treatment, a number of processes, such as refining, bleaching and/or deodorization, are carried out under a vacuu...
09/09/2003
6596058Film degassing system
A flow-through vacuum degassing unit for degassing a mobile phase in liquid chromatography applications includes a relatively flat self-supporting thin membrane disposed in a compact degassing component, whereby the thin membrane is gas-permeable and liqu...
07/22/2003
6551379Apparatus for use with a natural gas dehydrator
Apparatus for use with a natural gas dehydrator wherein a portion of the wet glycol in an emissions separator is pumped under pressure as circulating wet glycol which may be used as a coolant for effluent removed from a reboiler and/or a power source for ...
04/22/2003
6537349Passive low pressure flash gas compression system
A subsea passive flash gas compression system that includes a first separator that removes high pressure flash gas from a hydrocarbon product, a second separator that removes low pressure flash gas from the hydrocarbon product after the high pressure flas...
03/25/2003
6537350HEPA filter encapsulation
A low viscosity resin is delivered into a spent HEPA filter or other waste. The resin is introduced into the filter or other waste using a vacuum to assist in the mass transfer of the resin through the filter media or other waste....
03/25/2003
6530983System for the conduction of liquid media, as well as filtering device for use in such a system
The invention relates to a system for the conduction of liquid media, for example fuels, between a tank and a delivery point, especially fuel consumption measuring systems or fuel conditioning systems, which includes a bubble-separating arrangement, as we...
03/11/2003
6491744Device for deaerating of fiber stock suspensions
The invention creates a device for deaerating fiber stock suspension including a horizontal cylinder tank, an inlet, an outlet opening, and a vacuum connection. An overflow tube may be positioned independently of the location of the inlet for the fiber st...
12/10/2002
6491742ESRF coolant degassing process
A method and system for cooling an electrostatically shielded radio frequency (ESRF) plasma source. The method and system provide for evolving gases in liquid coolant baths by generating a vacuum to remove the adsorbed gases, thereby decreasing the condit...
12/10/2002
6488743Metal melt treatment equipment
Equipment for the treatment of a liquid such as a metal melt has one or more rotors (5) for the supply of gas and/or particulate material to the liquid in a reaction chamber (1). The reaction chamber (1) is closed and has an inlet (3) and an outlet (13) a...
12/03/2002
6454835Two-phase flow separator
A method and apparatus is provided for separating the liquid and non-liquid components of a foamy mixture. The apparatus comprises a filter through which the liquid portion of the foam can pass and through which the gaseous or air component cannot pass, u...
09/24/2002
6447579Process for degassing liquids
Process and apparatus for degassing liquids, namely water, with mobile and stationary application, according to the principle of underpressure generation by suctioning a portion of the liquid from the chamber, which, after the degassing, is filled automat...
09/10/2002
6425986Process for degassing a paper stock suspension
Process and apparatus for degassing a flowing fibrous paper suspension. The process includes separating the suspension into partial streams, spraying the partial streams into a degassing chamber under vacuum, and exposing the suspension to the degassing v...
07/30/2002
6416632Apparatus for degassing an aqueous suspension containing pulp fibers
An apparatus for degassing an aqueous suspension containing pulp fibres, the apparatus comprising an elongated horizontal reservoir and a bypass manifold extending into the reservoir. The bypass manifold is placed inside the reservoir such that it it posi...
07/09/2002
6402821Filter unit and solution treatment unit
Nitrogen gas is blown into a developing solution tank, and a developing solution is supplied through a supply nozzle to the surface of a wafer, through a filter unit or the like, with the pressure. The filter unit has a ring-shaped flow path flowing from ...
06/11/2002
6402820Fluidic level control systems
A system for separating a liquid and a gas including a separation vessel (30) with an inlet (28) for a gas/liquid mixture. Outlets (40, 42) for the fluids are disposed at different heights in the vessel. The outlets are controlled by turn-up vortex amplif...
06/11/2002
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