Matches 1 - 31 out of 31
Match Document Document Title
7476311 Arsenic removal from aqueous media using chemically treated zeolite materials  
Systems and methods are provided for the removal and disposal of arsenic from an aqueous medium. The systems and methods include the removal of arsenic from a source by contact with either a...
7267658 Renal replacement therapy device for controlling fluid balance of treated patient  
A first flow path is defined within a first panel that forms a part of an extracorporeal fluid circuit. A second flow path is defined within a second panel that also forms a part of the...
7144500 Variable speed waste removal system  
The invention is directed to a system for removing waste material from a fluid flowing in a channel. This system may incorporate the use of a trap for collecting the waste material while allowing...
6916424 Method and apparatus for a hemodiafiltration delivery module  
This invention provides a method and apparatus for a hemodiafiltration delivery module that is used in conjunction with a UF controlled dialysis machine to enable hemodiafiltration therapy to be...
6596174 Diesel fuel cleaning and re-circulation system  
A fuel recirculation and cleaning assembly comprising a planar surfaced support base, an upright support secured to the support base and a flange extending from support base to form an enclosed...
6397687 Water usage monitor and regulator  
A water monitoring and regulation apparatus comprising two vanes connected to two flow meters, a timer, a main gear connected to the two vane shafts, a timer gear connected to the timer, a shut off...
6361518 Extracorporeal blood processing methods and apparatus  
An extracorporeal blood processing system is disclosed which includes a variety of novel components and which may be operated in accordance with a variety of novel methodologies. For instance, the...
6355177 Water filter cartridge replacement system for a refrigerator  
A water filtering system for a refrigerator determines a need for a filter change by timing the period of actuation of at least one valve used to regulate the flow of filtered water to both a water...
6287457 Water treatment device having volumeter driven monitoring discs  
A water treatment device wherein the water during treating is brought into contact with a treatment medium (29), whereby this treatment medium (29), either by means of a regeneration medium (42) or...
6001249 Multi-stage water filter system  
A water filter system having a housing for a plurality of serial-flow connected filter cartridges with distinct filtering characteristic related to the direction of flow of water being filtered....
5928504 Faucet-mounted water treatment device  
A faucet-mounted water treatment device including a flow totalizer and an end-of-life indicator cooperating with the totalizer to tell the user when it is necessary to replace the filter cartridge....
5925240 Water treatment system having dosing control  
A water treatment system having dosing control for providing treated water having very low organic and ionic contamination, that can be accurately dispensed. The water treatment system having...
5667670 Wastewater effluent management system using a sand filter  
A system for controlling effluent discharge having an inlet for passing wastewater, a filter connected to the inlet for removing solids from the wastewater, a filtered water retaining tank...
5622618 Apparatus for monitoring cumulative flow of fluid through a filter medium  
Apparatus is provided for use as an in-line fluid flow monitor through filter media of a variety typically employed in domestic applications upstream of a kitchen faucet as well as unusually low...
5527451 Water treatment device with volume totalization valve  
A water treatment device including an arrangement having mechanisms for mechanically totaling the volume of water filtered and for indicating when the replaceable filter cartridge has reached the...
5522998 Hemodialysis apparatus having a single balance chamber and method of dialyzing blood therewith  
In a dialysis apparatus having a dialyzer and a single balance chamber, the internal volume of the balance chamber is preferably at most 2/3 of the volume of the dialysis fluid chamber within the...
5300230 Comprehensive water treatment system  
A method is disclosed for the cyclic regeneration of a water softening system having a plurality of parallel water treatment units, N, each containing a water softening treatment bed which requires...
5200090 Multiple fluid source isolation, metering and alarm system and method  
A system is provided for weighing and monitoring flow from multiple fluid sources into a flow system wherein incoming fluid is received in a weighing bag attached to a control system for monitoring...
5065901 Apparatus for monitoring a flow of fluid through a filter medium  
Apparatus is provided for use as an in-line fluid flow monitor through filter media of a variety typically employed in households upstream of a kitchen faucet. The apparatus includes a housing with...
5022994 Fluid treatment system  
A method and apparatus for controlling a fluid treatment apparatus that includes a resin tank containing an ion exchange media. A control valve controls the regeneration cycle and includes a...
4935151 Process and apparatus for degassing and filtering liquids  
In a process for degassing and filtering liquids, particularly coating emulsions, a feed stream (F) is subdivided into a process stream (N), which is fed continuously to a process use through a...
4769135 Automatic metering system  
A fluid metering device (10) is provided for automatically restricting (i.e., shutting off or reducing) fluid flow to a filter (16). The metering device (10) has a vane (32) which turns as fluid...
4721564 Apparatus for the filtration of plasma from blood  
A blood processing apparatus which comprises a blood circulating circuit including a plasma filter, a plasma circulating circuit for draining at least a portion of the blood plasma and for...
4681677 Water processor having automatic shutoff and bypass means  
A water treatment or processor device for household use or commercial use (for example, in a restaurant) is provided with fail-safe features in accordance with this invention to shut the treatment...
4539106 System and apparatus for water conditioning  
A water softening system and apparatus utilizes two tanks, one for service and one for regeneration, and a control system operated by soft water flow controls the operation of all valves and the...
4298025 Control valve for water softeners  
An improved water softener control valve having a housing defining a servo-control chamber that encloses concentrically mounted water usage and regeneration control discs. Each disc is...
4234425 Fluoridation system  
A fluoridation system including a venturi capable of being inserted into a water line along the length thereof, the venturi including a throughbore having a diminishing tapered section followed by...
3864259 Ambulatory hemodialysis apparatus  
An ambulatory hemodialysis apparatus has a perfusion unit having multiple small internal diameter tubules secured at both tubule terminus in a pair of plastic header plates. The plate pair are...
3844940 SYSTEM FOR MEASURING ULTRAFILTRATION RATE  
A system for measuring the rate of ultrafiltration through a semipermeable membrane of a first fluid flowing across one surface of said membrane at a first pressure into a conductive second fluid...
3655051 UNDERWATER STORAGE SYSTEM  
An underwater storage system collects waste, measures the collection and stores the waste in underwater storage tanks from whence the material is pumped when inlet measurement indicates the...
3570520 VOLUMETRIC VALVE  
A volumetric valve contains an impeller for undergoing rotation in opposite direction depending on the direction of passage of water through a resin in a vessel. The valve switches the direction of...
Matches 1 - 31 out of 31