Did You Know...
...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.
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| Number | Title | Issue Date |
| 7429319 | Sewage slurry separation system The present invention discloses a sewage slurry separation system adapted to assist in sewer cleaning operations. The sewage slurry separation system is configured for collecting sewage slurry from a sewer line, depositing the sewage slurry in a collection/settling ... | 09/30/2008 |
| 7393456 | System and method for concentrating and removing sludge at the bottom of a waste water holding tank A new settlement tank and its associated method of operation. The settlement tank has side surfaces and a bottom surface that define a tank of a predetermined volume. A trough is disposed in the bottom surface of the tank. At least one outlet port communicates with ... | 07/01/2008 |
| 7334689 | Overflow launder An overflow launder for a separation cell where particles are fluidiZEd and rise to the top of the cell, has a primary trough (1) surrounding the rim of the cell (2), and an array of secondary troughs (4) extending across the fluid surface from ... | 02/26/2008 |
| 7314572 | Methods of and apparatus for low-angle-tray settling with multi-zone configuration Settleable-particles are separated from a dirty flow of settleable-particles and fluid by trays having a planar section configured with opposed ends and opposed sides, and an entrance edge and an exit edge on opposed ends. The section has opposed side edges, and an ... | 01/01/2008 |
| 7261278 | Powered rope ascender and portable rope pulling device A device for pulling an elongate member includes a powered rotational motor having an output and a rotating drum connected to the output of said rotational motor where the rotating drum has a longitudinal axis and a circumference. The device further includes a guide... | 08/28/2007 |
| 7234600 | Sludge scraping and collecting apparatus The present invention provides a sludge or the like scraping and collecting apparatus. This apparatus has a whole structure more simplified and can realize a cost-down. Further, it is advantageously installed. The scraping and collecting apparatus comprises a... | 06/26/2007 |
| 7232036 | Waste collection system for separating liquid waste from solid waste According to one aspect of the invention, there is provided a waste collection system for separating liquid waste from solid waste which includes a conveyor having an upper conveyor roller, a lower conveyor roller and an endless conveyor belt extending around the co... | 06/19/2007 |
| 7169312 | Methods of and apparatus for collecting sludge from the floor of a settler basin A system meets material collection needs by significantly increasing the flow rate through a header that collects sludge. Telescopic pipes stay in a line adjacent to the bottom of a basin and do not float upwardly into or against equipment in the basin. A bearing is... | 01/30/2007 |
| 7159724 | Apparatus for collecting sludge from the floor of a settler basin A system meets needs in sludge collection by significantly increasing the flow rate through a header that collects sludge without causing problems in priming. Telescopic pipes stay in a line adjacent to the bottom of a basin and do not float upwardly into or against... | 01/09/2007 |
| 7150449 | Overhead storage system An overhead storage system for efficiently and conveniently stowing items such as bicycles at ceiling level. The overhead storage system includes a motor connected to a spool unit, a frame supporting the motor and attachable to a ceiling, an extended member extendin... | 12/19/2006 |
| 7105096 | Collection of sludge from the floor of a basin with multiple balanced-flow headers A method meets needs in material collection by significantly increasing the flow rate through headers that collect sludge without causing problems in priming. Telescopic pipes stay in a line adjacent to the bottom of a basin and do not float upwardly into or against... | 09/12/2006 |
| 7021472 | Collection of sludge from the floor of a basin with multiple balanced-flow headers A system meets needs in material collection by significantly increasing the flow rate through a header that collects sludge without causing problems in priming. Telescopic pipes stay in a line adjacent to the bottom of a basin and do not float upwardly into or again... | 04/04/2006 |
| 6951620 | Apparatus and methods for collecting sludge from the floor of a settler basin A system meets needs in material collection by significantly increasing the flow rate through a header that collects sludge without causing problems in priming. Telescopic pipes stay in a line adjacent to the bottom of a basin and do not float upwardly into or again... | 10/04/2005 |
| 6921061 | Hoisting apparatus with horizontal stabilizing means for a load holder A hoisting apparatus with a horizontal stabilizing means for a load holder is provided. This apparatus comprises a base secured to a ceiling, a load holder, to which a load is detachably attached, a pair of cables extending between the base and the load holder, and ... | 07/26/2005 |
| 6736970 | Arrangement for treating solids settled on the bottom of an electrolytic tank An arrangement for treating solids settled on the bottom of an electrolytic tank. Said arrangement comprises a collector element movable essentially along the bottom of the electrolytic tank or in the vicinity thereof, said collector element being provided with mean... | 05/18/2004 |
| 6685830 | Process and device for separation of absorbent/floating material from product mixes by means of float/sink separation Device and process for separation of absorbent/floating material from product mixes by means of float/sink separation with a float/sink separator which exhibits a separator tank filled with a liquid separating medium, in which context there are provided d... | 02/03/2004 |
| 6676833 | Apparatus for removing grit and grease from water A grit-and-grease removal system includes a grit channel for degritting water by promoting settling of grit to the bottom of the channel, the grit being removed from the bottom of the channel by a traveling bridge-type grit removal device supporting a sub... | 01/13/2004 |
| 6607666 | Mud tank cleaning system A mud tank cleaning system includes a debris collection sweep that drives debris towards a collection zone in a mud tank, whence the debris can easily be mechanically disposed of through an opening in the mud tank. Preferably, the collection zone is in a ... | 08/19/2003 |
| 6558546 | pH dependent membrane diffusion A pore plugging material, for pH dependent membrane diffusion, in which cyclic olefins having phosphazene-functional moieties provide predictable erosion properties when used to plug pores in separation barriers and other porous membranes. Specific proper... | 05/06/2003 |
| 6551516 | Methods for removing grit and grease from water A grit-and-grease removal system includes a grit channel for degritting water by promoting settling of grit to the bottom of the channel, the grit being removed from the bottom of the channel by a traveling bridge-type grit removal device supporting a sub... | 04/22/2003 |
| 6547964 | Mud tank cleaning system A mud tank cleaning system, is formed from a mud tank having confining walls. An opening is provided in the confining walls of the mud tank. A removable cover is mounted on the mud tank over the opening. A sweep is mounted in the mud tank and is operable ... | 04/15/2003 |
| 6497249 | Telescopic hose and related drive systems This invention primarily relates to means to convey fluid from a moving location to a fixed location formerly achieved by the utilization of such means as a flexible hose. The invention has particular relevance to desludge systems where settled sludge tak... | 12/24/2002 |
| 6199704 | Sludge collecting apparatus A sludge collecting apparatus comprising: a vehicle body which is long in advance/retreat directions and has driving means; and a plurality of scrapers which are disposed at intervals in the advance/retreat directions including a sludge scraper which is m... | 03/13/2001 |
| 6126824 | Scum removal system for liquid treatment tank A scum removal system for a sewage treatment or clarification tank having a feedwell or skimmer flight includes a scum trough disposed within the settling tank. A floating weir is disposed proximate to the scum trough. A membrane or sheet is partially wra... | 10/03/2000 |
| 6096228 | Apparatus and method for handling waste-C-I-P II An apparatus for handing a waste material is disclosed. Generally, the apparatus comprises a pump mounted within a container. The container has disposed thereon a rail member. The apparatus also contains a trolley mounted on the rail. The trolley has oper... | 08/01/2000 |
| 6073779 | Sludge vacuum system A sludge vacuum trolley (14) propels a sludge vacuum manifold (12) along the bottom of a settling basin or tank along a track (16) attached to the bottom of the settling basin. The sludge vacuum trolley (14) incorporates two drive wheels (26,27) that sele... | 06/13/2000 |
| 5914049 | Method and apparatus for helical flow in a header conduit A header conduit provides an elongated passageway through which waste liquid and sludge ("waste") are guided and enter the conduit along a path that is tangential to at least the inner surface of the conduit which such incoming waste first contacts. When ... | 06/22/1999 |
| 5846440 | Apparatus and method for handling waste An apparatus for handling a waste material is disclosed. Generally, the apparatus comprises a container having disposed thereon a rail member. The apparatus also contains a trolley mounted on the rail. The trolley has operatively associated therewith a ha... | 12/08/1998 |
| 5720891 | Retractable sediment collecting device for covered basins A retractable sediment collection device for use in settling tanks is disclosed which has means for collecting and removing sediment from the floor of the settling tank. The retractable sediment collection device is structured to move back and forth along... | 02/24/1998 |
| 5714061 | Apparatus for treating wastewater An wastewater treatment system is provided. The system includes a cylindrical tank having a sidewall, a bottom, an upper portion and a lower portion. A cone-shaped hopper, open at both ends, is positioned in the tank. The hopper's upper opening is larger ... | 02/03/1998 |
| 5695655 | Longitudinal settler with flow separation A continuous longitudinal settler with flow separation including an entry zone for the liquid to be treated, including a system for distribution of this liquid; a zone for homogenization of the flow, ensuring a dissipation of the entry energy and a consta... | 12/09/1997 |
| 5662807 | Apparatus and method for handling waste An apparatus for handling a waste material is disclosed. Generally, the apparatus comprises a container having disposed thereon a rail member. The apparatus also contains a trolley mounted on the rail. The trolley has operatively associated therewith a ha... | 09/02/1997 |
| 5655727 | Sludge collector method and drive with shared reel for taking up and paying out cables Apparatus for simultaneously taking up and paying out first and second ends of respective first and second cables is provided for traversing a carriage in a clarifier basin. Each of the cables has the same active length. A reel has a cylindrical drum, opp... | 08/12/1997 |
| 5565099 | Floatation cell with integrated wall scraping means A floatation cell for treating wastewater in order to remove solid in suspension in the form of a floating sludge. This cell has a container which is rectangular in shape. A feed compartment in which the wastewater is fed, is located at one end of the com... | 10/15/1996 |
| 5527456 | Apparatus for water purification by culturing and harvesting attached algal communities A floway for cleansing the water of a waterway containing nutrients and other pollutants, utilizing growing attached algal turf, the floway utilizing at least two elongate curbs spaced apart in a parallel relationship. A growing surface for algae is dispo... | 06/18/1996 |
| 5494586 | Oil-water separation apparatus The present invention relates to an oil-water separation apparatus which permits oil-water separation of heavily polluted oil-water mixed liquids or mixed liquids of high viscosity oil and water, etc., to be efficiently made. The present invention consist... | 02/27/1996 |
| 5490920 | Self-cleaning sedimentation unit A gravity sedimentation unit for thickening or clarifying a solids containing liquid is disclosed. The unit comprises a settling basin for receiving the feed and permitting the suspended solids to settle. A pump moves around the basin to discharge solids ... | 02/13/1996 |
| 5478471 | Sludge scraping apparatus A work member comprising a sludge scraping member is guided by a monorail guide so that the guide and work member can be constructed in the most simplified form, and the working performance can be made excellent at the same time. By simplification of the ... | 12/26/1995 |
| 5454942 | Apparatus for the removal of floating sludge in dissolved air floatation basins at water purification and waste water treatment plants Improved skimmer apparatus for use in dissolved air floatation basins employed in water purification and waste water treatment plants is provided. The invention includes centrally positioned, longitudinal guide rails affixed to the basin and two or more i... | 10/03/1995 |
| 5431818 | Transporting element of a reciprocable scraper for moving sludge in settling basins and similar objects at water purification plants The present invention relates to a transporting element of a reciprocable scraper for the movement of sludge in settling basins and similar objects at water purification plants, whereby the transporting element (8) consists of a body, which in cross-secti... | 07/11/1995 |
