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| Number | Title | Issue Date |
| 6187180 | Apparatus for screening The apparatus for removing bodies (41) from a liquid in which the apparatus includes a first container (1) which is provided with an inlet (13) through which the liquid is supplied to the first container, and a second container (2) which, in the lower reg... | 02/13/2001 |
| 6030533 | Apparatus and method for the treatment of water containing organic pollutants An apparatus and method for the treatment of contaminated water by biodegradation is provided. In particular, the apparatus and method are suited for the biodegradation of volatile organic compounds (VOC's) such as trichloroethylene and related compounds ... | 02/29/2000 |
| 5658456 | Batch dialysate chemical vessel with machine-readable indicator A vessel storing a batch of chemicals for delivery into a dialysate preparation tank includes a machine readable indicator, permitting automatic identification of the contents of the vessel prior to operating the vessel and introduction of chemicals into ... | 08/19/1997 |
| 5454777 | Centrifugal separator apparatus with load sensing circuit for optimizing clearing cycle frequency An apparatus and method for enhancing the efficiency of the centrifugal separator automatically adjusts in accordance with operator input for varying amounts of solids in contaminated fluid being passed through the separator. A load sensing circuit monito... | 10/03/1995 |
| 5320747 | Apparatus for removing solid matter from fluid systems A method and apparatus for removing solid matter from fluid systems which does not require system shutdown and minimizes the loss of system fluids. The invention first isolates the solid matter collection reservoir from the fluid system and then purges th... | 06/14/1994 |
| 5269912 | Precious metal recovery system A recovery system for precious metal particles in wash solutions includes a pair of filter elements and a pump mounted within a closed tank. The first filter is of relatively large pore size, and traps layer particles. The prefiltered liquid is collected ... | 12/14/1993 |
| 5268109 | Method of removing hydrocarbon contaminants from air and water with organophilic, quaternary ammonium ion-exchanged smectite clay A method of removing hydrocarbon contaminants from air and a method of removing nonionic organic contaminants, particularly petroleum-derived aromatic contaminants that have a limited capacity to ionize in aqueous solution at substantially neutral pH, fro... | 12/07/1993 |
| 5249441 | Slit valve for automatic washer In an automatic washer including a perforate wash basket, valves are provided which restrict the fluid flow through the perforations during portions of the wash cycle when the basket is stationary or slowly rotating or oscillating, but permit extraction a... | 10/05/1993 |
| 5160623 | Apparatus and process for fluid-fluid contact A process and apparatus for effecting liquid-liquid contact in a plurality of stages between heavy and light liquid streams is provided wherein said streams are capable of undergoing mass transfer with one another or constituents in either stream are capa... | 11/03/1992 |
| 5141650 | Pressure screen A portable pressure screen apparatus is disclosed having a cylindrical shaped pressure housing defining upper and lower hingedly connected halves. The housing includes a slurry inlet aperture raised relative to a filtered slurry discharge port situated at... | 08/25/1992 |
| 4997575 | Filtering centrifuge In a filter centrifuge with a filter medium, a filter cake is formed following the introduction of a suspension. In a first filtration phase the suspension is exposed to centrifugal filtration a first filtration which dewaters by the inertia forces. In a ... | 03/05/1991 |
| 4944870 | Automatic filtration dewatering system An automatic filtration dewatering system includes a cover to which a filtration raw liquid supply pipe and a pressure air supply pipe are connected. A plate having a filter medium support and a filtrate exhaust pipe is selectively closed by a cover with ... | 07/31/1990 |
| 4626345 | Apparatus for clarification of water Apparatus for removing suspended particles from water comprises outer and inner concentrically arranged tanks and a carriage arranged on top of the outer tank for movement around the same. Unclarified water is introduced into the inner tank along with flo... | 12/02/1986 |
| 4594166 | Desludging device for centrifuges An improved desludging device for basket centrifuges facilitates the automatic withdrawal of hard sludge from the centrifuge. The device includes a sludge discharge tube and a sludge re-slurrying tube, the tubes being connected in a loop, so that fluid ex... | 06/10/1986 |
| 4464253 | Continuous filter Disclosed is a continuous filter comprising a chamber provided with a cylindrical upper portion and a conical lower portion and having at its upper end portion a feed opening for a slurry to be filtered and at its lower end portion a discharge opening for... | 08/07/1984 |
| 4347134 | Slurry separator having reaction nozzle driven rotory blades wiping a conical filter A slurry separator utilizes the power inherent in the pressurized slurry from the slurry pump through a reaction nozzle to drive a rotor, with the slurry distributed through the nozzle being distributed over the surface of a conical grid. The rotor struct... | 08/31/1982 |
