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Class 210/416.1 - With pump, gas pressure, or suction source


Subclass of Class 210 - Liquid purification or separation
Definition: Apparatus provided with a pump or other source of vacuum
No. of patents: 780
Last issue date: 12/04/2012


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NumberTitleIssue Date
6383383Combination cyclonic separator and multi-stage filter and pump
A combination cyclonic separator, multi-stage filter and pump is disposed within a cylindrical housing disposed around a vertical axis. A fluid inlet in a bottom portion of the housing causes the water to circulate with greater flow on the outside of the ...
05/07/2002
6383377Filtering apparatus and open/close valve for the filtering apparatus
A filtering apparatus including a filtering vessel, wherein a precoat filtering layer is formed with a filter aid on a filtering bed between a nonfiltered liquid chamber where a nonfiltered liquid to be filtered is introduced and a filtered liquid chamber...
05/07/2002
6379540Method and apparatus for flushing contaminants from a container of fluids
A contaminant flushing machine for removing contaminants from a container, such as an engine transmission or transmission cooler which includes hoses for coupling to the transmission cooler and a pump for circulating fluid through the hoses and the transm...
04/30/2002
6375841System for transporting and separating wet chips and delivering dried chips
A system for transporting wet chips to a centrifugal separator where the wet chips are separated into dry chips and fluid with the dry chips being transported to a dry chips site and the fluid recirculated or collected. Preferably, the centrifugal separat...
04/23/2002
6368501Appliance drain assembly
An assembly for connection to the drain of a cooking appliance which diverts low volume flow effluent from the drain is disclosed. The assembly includes a pipe defining a main flow channel. An auxiliary exit port is connected to the pipe in such a way tha...
04/09/2002
6365041Filtration process utilizing heat exchanger apparatus
A filtration system utilizes a heater 40 and a heat exchange subsystem for elevating the temperature of a feed stream to a membrane filtration unit 12. Upstream from the unit 12, a solids-liquid stream is divided into two streams 32, 33 that pass through ...
04/02/2002
6365046Device for waste grease removal
An automated system for removing waste grease is provided employing a pump, the pump being used to draw waste grease from a grill grease trap via an intake assembly and pump the waste grease through the system, the intake assembly comprising a wand, hose,...
04/02/2002
6361692On line blood processing system for obtaining for storage a blood suspension having a reduced residual leukocyte population
Blood processing systems and methods establish on line communication between a container and a source of blood containing leukocytes and platelets, such as a human donor. The systems and methods create a centrifugal field between the source of blood and t...
03/26/2002
6358125Polishing liquid supply apparatus
A polishing liquid supply apparatus supplies a polishing liquid to a polishing unit. The polishing liquid supply apparatus includes a supply tank for storing a polishing liquid having a predetermined concentration, and a polishing liquid pipe for deliveri...
03/19/2002
6352645Liquid-tank debris extraction system and method of operation thereof
A system (20) is presented for extraction of debris (22) from a tank (24) of potentially radioactive water (26) in a nuclear-powered energy-generation facility. The system (20) utilizes a subaqueous reversible motor (28), a subaqueous pump (30) magnetical...
03/05/2002
6350382Enhancing filtration yields in tangential flow filtration
A system is provided for proceeding with filtration of liquids in a manner having enhanced control characteristics. Yields are enhanced. The system and method can be used to maintain a substantially constant trans-membrane pressure. When desired, that con...
02/26/2002
6337013Removable filter with jack sealing device and vacuum cleaning heads
A filter having filter elements with outwardly flanged ends sealed together. The seal may be secured by use of a rod extending in a lengthwise direction through apertures in the flanged ends. The rod has one end releasably securing the filter element and ...
01/08/2002
6336561Disposable rotary drum filter
A disposable rotary drum filter for processing batches of slurry. The device includes an outer housing in which is disposed a rotatable inner drum that is covered with a filter material. Preferably the device is fabricated from a plastic material that is ...
01/08/2002
6325932Apparatus and method for pumping high viscosity fluid
A system for dispensing and filtering fluid is disclosed, in which the fluid flow path is substantially vertical from the fluid inlet through fluid dispense. Substantially all wetted surfaces are Teflon.RTM. or some similar non-contaminating fluid, for ap...
12/04/2001
6325775Self-contained, transportable blood processsing device
A blood processing device is self-contained within a case, which sized to enable hand transport. Self-contained in the case is a blood separation device, which, for example, can comprise a centrifuge. A controller is also self-contained in the case. The c...
12/04/2001
6322693Waste processing system and related methods
A waste processing system comprising a mixing tank system with an agitation system; a separation system, and a slurry tank system having a shearing system. The present invention also relates to a method of processing waste which includes the steps of: (a)...
11/27/2001
6315902Device for selectively filtering under reduced pressure and for vacuum drying sample liquids or drops of sample liquids
A device for selectively filtering liquid samples in compartments comprising inlet and outlet openings of a carrier body under reduced pressure and vacuum drying drops of the sample liquid in the area of the outlet openings of the compartments. The device...
11/13/2001
6303036Method and apparatus for efficient hemodiafiltration
An apparatus and method for hemodiafiltration are disclosed. The apparatus includes a first dialyzer cartridge containing a semi-permeable membrane that divides the dialyzer into a blood compartment and a dialysate compartment. Fluid discharged from the b...
10/16/2001
6303025Water purification system with baffled flow
A water purification system including a rectilinear housing having a plurality of vertical baffles spaced therein. The ends of each of the baffles are located a certain distance below the housing upper edge or above the housing floor to allow for the flow...
10/16/2001
6299769Disposable hemodiafiltration set
A sterile disposable hemodiafiltration set to be connected to a dialysis machine includes a dialyzer with an extracorporeal blood path and a dialysis liquid supply line which can be connected to the dialyzer. The hemodiafiltration set includes a sterilize...
10/09/2001
6277276Filter apparatus with magnetic separation
A filter incorporates a magnetic separator comprised of a series of side by side but spaced apart permanently magnetized bars interconnected to form a train, movably mounted through a tank into which is introduced liquid contaminated with ferromagnetic pa...
08/21/2001
6274047Skimmer assembly
A skimmer assembly is provided having an inlet member, a transfer conduit and an opened based air cavity positioned in close proximity to the inlet member. The skimmer assembly acts to draw a fluid from a surface of a body of the fluid. The air cavity pro...
08/14/2001
6261452Laminar flow collar for use in a wastewater management system
A laminar flow collar for use with an effluent pump in a septic system. The laminar flow collar is a cylinder having a closed bottom and an open top portion. The laminar flow collar includes a plurality of holes drilled about the periphery of the cylinder...
07/17/2001
6251271Device for purifying a fluid
An apparatus for purifying, by membrane separation, a fluid in a membrane module 1 of pressurized aid purifiers. The fluid is brought to flow through a filtering unit 11 of the membrane module 1. The flow is circulated for efficiency. This recirculation o...
06/26/2001
6251293Fluid dispensing system having independently operated pumps
A fluid dispensing system is provided which has a first diaphragm pump, a filter connected to receive the discharge of said first pump, and an accumulator/second diaphragm pump connected to receive the discharge of said filter. Hydraulic fluids pumped by ...
06/26/2001
6251292Method of preventing air from becoming entrapped within a filtration device
An in-line gravity filtration device for biological fluids such as blood or blood products is disclosed. The device includes a series of channels formed downstream of filtration elements. The channels are defined in cross sectional area by the distance be...
06/26/2001
6241877Water gardening system
A circulation and filtration system is provided for use with water gardens having a water container adapted to hold water at a preferred fill height. The system includes a reservoir, an intake line, a pump, and a return line. The reservoir is located near...
06/05/2001
6240985Filling device for shipping container
A remote filling device for use with a shipping container is described. A shipping container with specialized connections can be remotely opened using a single lightweight tool using a single drive screw latching mechanism. The actuation of the latching m...
06/05/2001
6238576Chemical liquid supply method and apparatus thereof
Impure portions such as air bubbles and gelled portions in a liquid are removed so that the liquid can be discharged with improved cleanliness. Under condition that a return flow path and a liquid discharge flow path are closed, a pump chamber is expanded...
05/29/2001
6235210Combination continuous and batch filter for a recirculating fryer
The present invention provides a combination continuous and batch filtration system for a recirculating fryer where the continuous filter and batch filter assemblies are integrated into a single unit, utilizing a common pump. This unit is substantially co...
05/22/2001
6231764Septic tank pump arrangement including a self-cleaning rotary strainer
A system for pumping effluent out of a septic tank contains an electric pump unit disposed coaxially within a tube. A rotary self-cleaning strainer has a cylindrical filter screen that filters certain solid material from the effluent flow through the tube...
05/15/2001
6221264White blood cell-removing device, white blood cell-removing apparatus and white blood cell-removing method
A white blood cell-removing device has a bag-shaped housing made of soft resin, a white blood cell-removing filter member partitioning the inside of the housing into an inlet side blood chamber and an outlet side blood chamber, a blood inlet port position...
04/24/2001
6220453Blood filter unit
This invention provides a blood filter unit capable of obtaining a necessary volume of a plasma or serum sample from blood to be assayed easily at any place, which comprises a blood filtering material and a holder accommodating the blood filtering materia...
04/24/2001
6214300Microencapsulation and electrostatic processing device
A microencapsulation and electrostatic processing (MEP) device is provided for forming microcapsules. In one embodiment, the device comprises a chamber having a filter which separates a first region in the chamber from a second region in the chamber. An a...
04/10/2001
6207065Integrated liquid discharge system
Liquid waste generated aboard a maritime vessel is separated into oily and non-oily components for separate treatment to obtain flow streams having different waste contents. Those of the flow streams having waste content reduced by the treatment are disch...
03/27/2001
6207052Method and apparatus for removing air locks within manually operated micro-filtration devices
Currently microfiltration devices use hydrophillic membranes to sterilize liquids. Air locks may develop on the upstream side of the filter membrane within these apparatus. The present invention provides a method and apparatus for removing an air lock fro...
03/27/2001
6203696Fluid driven pumps and apparatus employing such pumps
A reverse osmosis or filtration system uses one or more hydraulic intensifiers (integrated motor and pump) to provide all the high pressure fluid to a semi-permeable membrane or filter, the intensifier being powered by the high pressure flushing flow leav...
03/20/2001
6200489Liquid mixture separation system
A system is described for separating first and second liquids that are present in an intimate mixture consisting primarily of the first liquid, which enables recovery of a high proportion of the second liquid in a system of moderate cost for construction ...
03/13/2001
6200485Hemofiltration system and method
A multipurpose hemofiltration system and method are disclosed for the removal of fluid and/or soluble waste from the blood of a patient. The system and method are equally applicable to adult, pediatric and neonatal patients. In one embodiment, the system ...
03/13/2001
6197194Single use system for preparing autologous plasma and fibrin gel
A system for preparing autologous plasma comprises a single use filter unit having two inlets in fluid communication with each other, an outlet, and a filtration membrane selectively permeable to blood plasma separating the inlets from the outlet. Manuall...
03/06/2001
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