Floor drain odor control device
The floor drain odor control device of the present invention removably inserts into standard floor drains of various sizes and contains a washable and regenerable carbon-based adsorbent, and preferabl... Read More
Inventors: Aldridge, William J.; Kadilak, Darcy A.; Markowitz, James P.;, Assignee: Calgon Carbon Corporation (Pittsburgh, PA) |
Plastic self-relieving curb inlet filter
OF THE PREFERRED EMBODIMENTS Two of the preferred embodiment of the invention are projected from the curb inlet as illustrated in FIG. 1 (isometric view) and depicted in-place in a curb inlet as illu... Read More
Inventors: Allen, Larry James; Allen, Bridgette Lyniece;, Assignee: Allen; Larry J. (Hockley, TX); Allen; Bridgett L. (Hockley, TX) |
Storm drain systems for filtering trash and hydrocarbons
The system includes the use of a quantity of appropriately formed bodies comprising copolymer-based materials that absorb and entrap crude or refined hydrocarbon products, including crude oil of any ... Read More
Inventors: Morris, James F.; Stelpstra, Stephen C.; Kahn, Mark Thurman; Pegler, Stephen F.; Larsen, Scott L.;, Assignee: Abtech Industries, Inc. (Scottsdale, AZ) |
Steam pan manipulation device
OF THE PREFERRED EMBODIMENTS Referring now to FIG. 1 of the drawings, a conventional steam pan 10 is rectangular in shape and comprises side walls 11, 12, 13, 14 interconnected by a flat bottom 15. T... Read More
Inventors: Marriott, Victor J.;, Assignee: |
Curb-inlet storm drain systems for filtering trash and hydrocarbons
The system includes the use of a quantity of appropriately formed fragments comprising copolymer-based materials that absorb and entrap crude or refined hydrocarbon products, including crude oil of a... Read More
Inventors: Morris, James F.; Stelpstra, Stephen C.;, Assignee: Abtech Industries, Inc. (Scottsdale, AZ) |
Trash collector for exfiltration drain system
It is one of the main objects of the present invention to provide a trash collector for drain systems that is readily removable so that the debris that is collected can be easily disposed of. It is an... Read More
Inventors: Franco, Jose;, Assignee: |
Drain filter support
The invention is a modification to the known DRAIN DIAPER.RTM. drain filter to enable the filter to be used in drains with the need to support the filter about the entire periphery of the grate. The m... Read More
Inventors: Isaacson, Ronald;, Assignee: |
Curb-inlet storm drain systems for filtering trash and hydrocarbons
The system includes the use of a quantity of appropriately formed fragments comprising copolymer-based materials that absorb and entrap crude or refined hydrocarbon products, including crude oil of a... Read More
Inventors: Morris, James F.; Stelpstra, Stephen C.;, Assignee: Abtech Industries, Inc. (Scottsdale, AZ) |
Drain basin filter insert system
The contaminant-absorbing catch basin filter insert system of this invention provides an improved structure for use in connection with new or existing water drainage inlets. It enables the collection ... Read More
Inventors: Gibson, Darrell James; Weston, Clifford D.;, Assignee: Gibson; Darrell James (Eugene, OR); Gibson; Lisa (Eugene, OR) |
Filter
The invention is a filter for a drainage basin comprising a filter bag formed with two sidewalls which are joined at their edges and with an open top so that when the sidewalls are separated a filter ... Read More
Inventors: Ellis, Donn;, Assignee: |
Silt filtration system
In accordance with the present invention, a silt filtration system is provided for use with storm water catch basins for filtering silt from wastewater flowing into street curb drains. The silt filtra... Read More
Inventors: Lewis, Randy;, Assignee: Erosion Control Services, Inc. (Charlotte, NC) |
Storm drain assembly with disposable filter cartridge
The present invention is a disposable filter cartridge for a storm drain and the filter system that uses the improved filter cartridge. The filter cartridge has a pillow structure, wherein a water per... Read More
Inventors: Sharpless, S. Robert;, Assignee: |
Drainage basin filter
In accordance with the present invention, a filter assembly for a drainage basin is provided. The filter assembly includes a filter, a liquid director adapted to guide liquid into the filter, and an a... Read More
Inventors: Elliot, Thomas B.; Vanberg, Martin L.;, Assignee: T and M Tech Environmental Supply (Bothell, WA) |
Drainage filter system for debris and contaminant removal
New drainage filter apparatus and systems for debris and contaminant removal have been discovered. Such apparatus and systems are straightforward in construction and highly effective in removing parti... Read More
Inventors: Sanguinetti, Peter S.;, Assignee: The Water Sweeper (Lodi, CA) |
Top of grate catch basin filter
Our invention is a removable catch basin filter for a storm sewer catch basin which is equipped with a removable top inlet grate. The filter is essentially located on top of the catch basin grate. The... Read More
Inventors: Harris, John F.; Page, Ardle E.;, Assignee: |
Process and apparatus for removal of mineral contaminants from water
The apparatus for removing mineral contaminants from water of this invention has an aeration tank with a top and an inlet at the top for admitting water from a supply of water to the aeration tank and... Read More
Inventors: Hellenbrand, Terence P.; Hellenbrand, Jeffrey J.;, Assignee: Hellenbrand Water Conditioners, Inc. (Waunakee, WI) |
Regeneration of water treatment media
What I claim is: 1. A method of rapidly regenerating a finely divided loose fluid treatment medium upon initiation of the treatment of the fluid, comprising: permitting the finely divided loose fluid ... Read More
Inventors: Chau, Yiu Chau;, Assignee: |
Regeneration of water treatment media
What I claim is: 1. A fluid treatment unit comprising: a housing having a chamber therein which is of a given volume; a finely divided loose fluid treatment medium in the chamber and which occupies a ... Read More
Inventors: Chau, Yiu Chau;, Assignee: |
Multimedia backwashable filtration system
I claim: 1. A rotatable valve comprising: a housing having an elongate cylindrical chamber therein; first, second, third and fourth passages extending through said housing and communicating with said ... Read More
Inventors: Chau, Yiu Chau;, Assignee: |
Faucet water treatment
I claim: 1. A valve comprising: a valve housing having an elongate chamber therein, an inlet for fluid on said valve housing communicating with said chamber, and first and second discharges on said va... Read More
Inventors: Chau, Yiu Chau;, Assignee: |
Stabilized carbon dioxide fluid composition and use thereof
As used herein "stable" with regard to foams, dispersions and emulsions means the physical and functional properties of the fluid remain substantially unchanged for a period of time sufficient to per... Read More
Inventors: Senger Elsbernd, Cheryl L.;, Assignee: 3M Innovative Properties Company (St. Paul, MN) |
Apparatus for the chemical conditioning of sludges
We claim: 1. An apparatus for the conditioning of sludges comprising: a. first and second vertically arranged cylindrical vessels, each vessel having a sealed bottom and a sealed top; b. an overflow p... Read More
Inventors: Hartmann, Achim; Schinkitz, Dieter;, Assignee: Kronos Titan-G.m.b.H. (DE) |
Purification treatment of a liquid waste
What is claimed is: 1. A process for purification of foul liquid waste material comprising introducing a mixture of human body waste materials and miscellaneous liquid waste material into a sedimentat... Read More
Inventors: Shibayama, Daigoro;, Assignee: Yamato Setsubi Koji Kabushiki Kaisha (Gunma, JP) |
Method for treatment of waste water sludge
The present invention relates to a method for mechanically shearing and breaking apart solid particles and microbial cells, also referred to herein as particulates, in liquid waste water sludge. By br... Read More
Inventors: Kew, S. Alan; Kritzer, Robert M.; Soule, Bruce E.;, Assignee: Kinetic Dispersion Corporation (Scarborough, ME) |
Method of creating ultra-fine particles of materials using a high-pressure mill
OF THE PREFFERED EMBODIMENTS A preferred embodiment of the present invention is now described with reference to the figures where like reference numbers indicate identical or functionally similar ele... Read More
Inventors: Mazurkiewicz, Marian; Conrad, Bruce E.;, Assignee: Cornerstone Technologies, L.L.C. (Wilkes Barre, PA) |
Centrifugal flotation separator
It is a primary object of this invention to provide a multi-stage centrifugal flotation separator system, which overcomes the deficiencies of prior art systems, and provides a single apparatus, having... Read More
Inventors: Jackson, George F.;, Assignee: |
Method and apparatus for treating heterogeneous fluid systems
OF THE INVENTION The following discussion will be primarily addressed to separation of oil droplets dispersed in water since this system is commonly encountered and difficult to deal with. However, i... Read More
Inventors: Sutphin, Eldon M.;, Assignee: |
Purification device
OF THE PREFERRED EMBODIMENT The invention will now be elucidated by reference to a drawing, showing in: FIG. 1 a highly simplified section of a purification device according to the invention; FIG. 2 ... Read More
Inventors: Pielkenrood, Jacob;, Assignee: Pielkenrood-Vinitex B.V. (Assendelft, NL) |
Upflow gas eductor induced air floatation separator
OF THE PREFERRED EMBODIMENT The preferred embodiment of the apparatus of the present invention is illustrated in the FIGS. 1 through 4 by the numeral 10. As seen in the FIGURES, particularly FIGS. 1 ... Read More
Inventors: Cairo, Jr., John A.; Jahn, Christopher A.;, Assignee: L'eau Claire Systems, Inc. (Kenner, LA) |
Apparatus and process for the gas flotation purification of oil-contaminated water
The improved gas flotation apparatus of the invention is comprised of an elongate vessel containing a horizontal series of gas flotation cells which are separated by partition walls which have opening... Read More
Inventors: Bibaeff, John A.;, Assignee: Pony Industries, Inc. (New York, NY) |
Liquid Purification 
