Plate filter press
It is therefore an object of the present invention to provide a filter press which is suitable for pressures of at least about 25 bars to 120 bars and can simultaneously perform the functions of mecha... Read More
Inventors: Stover, Hans-Martin; Suhr, Gunther; Willner, Thomas;, Assignee: Krupp Maschinentechnik GmbH (Essen, DE) |
Plate assembly for filter press
I claim: 1. A filter-plate assembly comprising: a backing wall having an outwardly directed face and formed with an annular and elongated groove opening outward at the face, having confronting inner a... Read More
Inventors: Ruhland, Heinz;, Assignee: Lensor Kunststoff-Presswerk GmbH + Co.KG (Senden, DE) |
Drinking water filter used with tap water and other water sources
In view of the foregoing, it is a primary objective of the subject invention to provide an improved water filter used for various household uses. Also, the water filter can be used for commercial and ... Read More
Inventors: Archer, Virgil L.;, Assignee: |
Tube pressure filters
I claim: 1. In a tube pressure filter which comprises a pair of coaxial, generally tubular inner and outer assemblies arranged one within the other and adapted to be supported in a generally upright p... Read More
Inventors: Broad, Bernard H.;, Assignee: English Clays Lovering Pochin & Company Limited (St. Austell, GB2) |
Split tank closure and diaphragm assembly
The present invention is an improvement of such prior art devices. A filament wound non-metallic pressure vessel is provided which minimizes the problem of premature bag failure by providing a contour... Read More
Inventors: LeBreton, Edward T.; Kepler, Arthur M.; Groves, Clyde W.;, Assignee: Essef Industries, Inc. (Mentor, OH) |
Cartridge and cover assembly for fluid filters
A top loading filter with a spin on combination cartridge element/cover assembly, in which an inexpensive cover assembly is disposed of with the filter element at the element change out, provides the ... Read More
Inventors: Popoff, Peter; Stone, Walter H.; Church, John F.;, Assignee: Parker Hannifin Corporation (Cleveland, OH) |
Filter assembly with an expandable shell
The present invention provides an improved container. For example, a container embodying the present invention may be configured to compensate for expansion due to the effect of a high pressure or a h... Read More
Inventors: Reed, Clayton L.;, Assignee: Pall Corporation (Glen Cove, NY) |
Filter module with degassing feature
OF THE INVENTION Referring to the drawing, there is shown in FIG. 1 a filter module 1 comprising a conventional cartridge filter element 2 in a housing 3. The housing 3 includes an inlet 4 for the aq... Read More
Inventors: Goddard, Norman H.; Schaefer, Peter;, Assignee: Sartorius AG (DE) |
Housing
It is therefore the object of the present invention to provide a housing which can be adjusted to the space available for installation as flexibly as possible. This and other objects of the invention ... Read More
Inventors: Greif, Volker; Kochert, Stefan; Moessinger, Klaus; Spaeth, Bernd;, Assignee: Filterwerk Mann & Hummel GmbH (Ludwigsburg, DE) |
Increased capacity wet surface air cooling system
OF THE INVENTION Referring to the FIGURE in greater detail, a wet surface air cooling system is illustrated and generally designated 10. The system includes a primary cooling unit, generally designat... Read More
Inventors: McKey, Paul M.;, Assignee: Niagara Blower Co. (Buffalo, NY) |
Counter-flow square type cooling tower
It is an object of the present invention to provide a counter-flow square type cooling tower with a sprinkler placed inside thereof which provides a sufficient heat exchanging effect between air sucke... Read More
Inventors: Komiya, Jujiro;, Assignee: Shinwa Sangyo Co., Ltd. (Tokyo, JP) |
Method for increasing the rate of anaerobic bioremediation in a bioreactor
Therefore, one object of this invention is to provide improved processes for rapidly increasing the rate of remediation of bioreactors by the continuous addition of large quantities of the most pollut... Read More
Inventors: Day, Donal F.; White, Elton W.;, Assignee: |
Aerated hot membrane bioreactor process for treating recalcitrant compounds
OF PREFERRED EMBODIMENTS The ATA process may be adapted for use in any environment in which the economics of minimizing sludge production warrants using a "hot" process other than a conventional meso... Read More
Inventors: Tonelli, Fernando A.; Behmann, Henry;, Assignee: Zenon Environmental Inc. (Burlington, CA) |
Apparatus for compositing organic waste
The present invention discloses an apparatus equipped with a stirring assembly for composting organic waste. In one embodiment of the present invention, the composting apparatus comprises a container ... Read More
Inventors: Bryan-Brown, Michael;, Assignee: |
Biomass separation apparatus and method
One aspect of the invention provides a separator for use with a fluidized-bed bioreactor having a reaction chamber containing a slurry of liquid, media and biomass. A lift is provided to urge slurry t... Read More
Inventors: Frisch, Sam;, Assignee: Envirogen, Inc. (Lawrenceville, NJ) |
Biofiltration apparatus and method with chemical pre-treatment of contaminated air
This invention relates to an apparatus and method for removing contaminants from a gas. The gas is forced into contact with a biological treatment agent positioned within a gas treatment chamber as we... Read More
Inventors: Barshter, Dennis Wayne; Del Vecchio, Michael Arthur;, Assignee: Envirogen, Inc. (Lawrenceville, NJ) |
System and method for withdrawing permeate through a filter and for cleaning the filter in situ
A system is provided according to this invention for withdrawing permeate from a substrate through a filter and for cleaning the filter in situ. The system includes a vessel that is configured to cont... Read More
Inventors: Del Vecchio, Michael Arthur; Loudon, Robert Eben; Sutton, Paul Matthew;, Assignee: Envirogen, Inc. (Lawrenceville, NJ) |
Liquid waste treatment bioreactor process and apparatus
OF THE PREFERRED EMBODIMENTS The liquid waste treatment apparatus consists of at least one aerobic upflow biofilter, also known as a bioreactor. Inlets at or near the bottom permit the introduction o... Read More
Inventors: Kantardjieff, Alexandra;, Assignee: |
Bleed-off elimination system and method
It has now been discovered that a very economical and ecologically advantageous process and heat exchange system can be used to avoid many of the disadvantages of the above discussed processes and sys... Read More
Inventors: Littmann, Robert J.;, Assignee: Waterscience, Inc. (Somerville, NJ) |
Cooling tower system
What is claimed is: 1. A system for controlling an aqueous coolant circulated through a cooling tower without requirement of bleed-off, comprising: means for monitoring selective characteristics of th... Read More
Inventors: Derham, James J.; Hannigan, Joseph M.; Derham, Joseph;, Assignee: Klenzoid, Inc. (Conshohocken, PA) |
Compositions comprising transition metals for treating and monitoring liquid systems
OF THE INVENTION It is an object of the present invention to avoid all of the aforementioned problems by incorporating a transition metal compound as a tracer into a treatment formulation for industr... Read More
Inventors: Hoots, John E.; Banks, Rodney H.; Johnson, Donald A.;, Assignee: Nalco Chemical Company (Naperville, IL) |
Conservation of water in operating evaporative coolers
This invention (with two novel methods) describes changes in operation of evaporative coolers. It offers considerable advantages over the prior art in that * it permits in one method described hereabo... Read More
Inventors: Kocib, Sidney Z.;, Assignee: |
Process for treatment of water and of surfaces in contact with the said water in order to prevent the attachment of and/or to remove and/or to control macroorganisms, composition and paint for the said treatment
I claim: 1. A process for preventing attachment, for removing and for controlling the growth of macroorganisms in water and on surfaces in contact with said water comprising adding at least one biocid... Read More
Inventors: Vanlaer, Antoine;, Assignee: |
Liquid metal cleaner for aqueous system
We claim: 1. A process for removing corrosive deposits from a metal surface exposed to an aqueous system where said process comprises: contacting an effective amount of a metal cleaner to a metal surf... Read More
Inventors: Hlivka, Linda M.; Mihelic, Joseph; Libutti, Bruce L.;, Assignee: Ashland Inc. (Dublin, OH) |
Method for inhibiting the formation and deposition of silica scale in water systems
OF PRESENTLY PREFERRED EMBODIMENTS This invention specifically relates to the use of a polyamide composition for inhibiting the formation and deposition of silica and silicate compounds in water syst... Read More
Inventors: Demadis, Konstantinos; Kelley, Douglas G.; Workman, David P.; Wei, Mingli;, Assignee: Nalco Chemical Company (Naperville, IL) |
Filter for removing leucocytes
The copolymer containing 40 to 80% by weight of units derived from glucosyloxyethyl methacrylate and other (vinyl) monomers copolymerized therewith is used in the present invention. When the amounts ... Read More
Inventors: Ohno, Shinji;, Assignee: Nissoh Corporation (Osaka, JP) |
Whole blood leukodepletion and platelet filter
Most blood available as a source for cell separation is whole, and not pre-fractionated. It generally is packaged in one unit (approximately 350-450 ml) plastic bags and is citrated to prevent clottin... Read More
Inventors: Ung-Chhun, Neng S.; Johnson, Richard J.;, Assignee: Baxter International Inc. (Deerfield, IL) |
Storm drain filter system
In accordance with an important feature of the invention, the filter system is constructed in multiple parts that can be passed through a gutter inlet and assembled in the collection box of the storm ... Read More
Inventors: Schneider, Thomas W.;, Assignee: |
Apparatus for trapping, signalling presence of and collecting debris in waterways
It has been one object of the invention to provide underground, in-line apparatus for trapping and collecting debris in a sewer or storm flow conduit. It has been a further object of this invention to... Read More
Inventors: Turner, Jr., Richard R.; Hurwitt, Steven;, Assignee: Fresh Creek Technologies, Inc. (Fairfield, NJ) |
Filter system
The invention is a filter system having filter material, e.g., absorbent material, to treat liquid flowing therethrough. The filter system includes: (a) a housing having a peripheral wall defining a f... Read More
Inventors: Hutter, Jr., James E.; Probst, Christopher D.;, Assignee: |
Liquid Purification 
