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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 7364664 | Foreign matter removing mechanism, fluid flow processing equipment, and foreign matter removing method The present processing apparatus blocks off such a portion of a flow of a plating solution (17) that is other than a vicinity of a liquid surface, by using a first partition plate (15) whose lower end is in close contact with a bottom of a plating tank... | 04/29/2008 |
| 7331472 | Method and apparatus for separation of a mixture of non-miscible liquids A tank has an inlet opening mounted at an end wall at the beginning of an elongated horizontal path for supplying a mixture to be separated, and two outlet openings mounted at the end of the elongated horizontal path for separately draining the separated liquids. An... | 02/19/2008 |
| 7297284 | Separator for immiscible liquids A separator provides improvements for better separation of an effluent into constituent parts and greater ease of use. A tapered basket provides improved flow and better filtration. A baffle directs effluent into the basket with greater force. An asymmetrical flange... | 11/20/2007 |
| 7223348 | Method and apparatus for separation of a mixture of non-miscible liquids The present invention provides a new and improved method and apparatus for separating a disperse mixture of two non-miscible liquids to increase the separation extent within less time required as per usual. The proposed method includes the steps of providing a tank ... | 05/29/2007 |
| 7138048 | Apparatus and method for the removal of solids and floatables from a wastewater stream An apparatus for removing particulates from a wastewater stream includes a chamber having a wastewater inlet and wastewater outlet which promotes a generally horizontal wastewater flow. A grating is provided in the chamber between the wastewater inlet and the wastew... | 11/21/2006 |
| 7122118 | Apparatus for treatment of contaminated liquids A treatment vessel for separating contaminants from a base liquid is provided. The vessel comprises a first cylindrical portion, a frusto-conical portion, a second cylindrical portion and a conical portion, the conical portion having a bottom outlet arranged to disc... | 10/17/2006 |
| 6920984 | Rainwater tank cleaning system A rainwater cleaning system for a water tank comprises a pipe element having a closed end located on the floor of the tank. The pipe element also has an open end connectable to an outflow pipe from the tank. Located near the closed end of the pipe element is at leas... | 07/26/2005 |
| 6755978 | Apparatus and method for separating a fluid from a mixture of fluids The invention relates to an apparatus for separation of a first fluid from a mixture of at least the first fluid and a second fluid and a method for doing the same. The apparatus is preferably located downhole, but also can operate on the surface. According to the i... | 06/29/2004 |
| 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 |
| 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 |
| 6409914 | Waste treatment unit An enzyme containing in-house digester unit for receiving and treating household waste material, which utilizes settling and biological treatment of solids and wastewater by means of organisms which digest the organic materials contained in the household ... | 06/25/2002 |
| 6290842 | Coagulator A front packing medium accumulation layer (90) and a downstream packing medium accumulation layer (44) which are separated by a lower outflow prevention plate (40) are arranged within a coagulation tank (80). The superficial water passage velocity within ... | 09/18/2001 |
| 6187178 | Separator with solids diverter A separator includes a barrier 53 for retaining solid material thereon and an automatic mechanism for alternately preventing and allowing the flow of liquid to the separator outlet. When the flow is prevented, the liquid backs up through the barrier and w... | 02/13/2001 |
| 6139730 | Multichamber gravity operated oil-water separator An automatic oil-water separator which separates wastewater into oil or grease and water fractions is disclosed. The separator does not include any mechanical pumps in its structure and therefore does not generate oil or grease and water emulsions which a... | 10/31/2000 |
| 6110383 | Oil/water separator A mobile separator system for receiving and separating a mixed composition of oil, water, and sludge. The mobile separator system including a tank for holding the mixed composition, and a drain manifold that includes a plurality of drain pipes extending i... | 08/29/2000 |
| 5993676 | Container adapter for separating and dispensing liquids A device for adapting a liquid container to enable separation and selective dispensation of two or more immiscible liquids of different densities from the container. The device comprises (a) a first liquid conduit adapted at one end for detachable attachm... | 11/30/1999 |
| 5971163 | Portable sealable recovery container A portable sealable recovery container having a sealed interior space, a first inlet on a first top surface, a second inlet on a second top surface which functions as a top when the container is rotated to make the first top surface a side surface, a disc... | 10/26/1999 |
| 5725011 | Apparatus for drainage of oil and water from a surface, especially from the deck of a tanker An apparatus for separate drainage of two non-miscible liquids, especially oil and water, from a surface, especially from the deck (4) of a tanker (1). The apparatus comprises an upwardly open, well-forming container (11) which, in use, is installed with ... | 03/10/1998 |
| 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 |
| 5382362 | Paint solvent recycle device A solvent recycle device for containing a volatile solvent with particulate material suspended therein having a density greater than such solvent and enabling the particulate material to gravationally separate from the solvent into a confined lower space ... | 01/17/1995 |
| 5286383 | Water-oil emulsion separator A separator or emulsion breaker for separating the emulsion into a hydrocarbon component which is lighter than an aqueous component and having capability for handling excessive amounts of water, the separator, includes a tank having an emulsion permeable ... | 02/15/1994 |
| 5244569 | Toxic liquid collector A collector is disclosed herein for use in combination with equipment holding petroleum products, such as oil, grease or the like, and more particularly, to a novel collector suitable for attachment to such equipment for collecting oil seepage and lubrica... | 09/14/1993 |
| 5223151 | Device for the collection and evaluation of the embryo in the bovine and other animal species A method and device for collecting and evaluating an embryo contained in a fluid medium. The fluid containing the embryo is discharged into a receptacle and sequentially drained and filtered until the remaining fluid containing the embryo is located in th... | 06/29/1993 |
| 5124034 | Liquid purification systems New systems for the purification of liquids containing suspended solids and/or dissolved solid materials basically include a conical flocculator unit and a conjoined conical clarifier unit. The flocculator has a cylindrical lower portion, frustum middle p... | 06/23/1992 |
| 5108591 | Oil spill recovery system An oil spill recovery system for collecting spilled oil or other petrochemicals from the surface of water, for separating the collected oil and water, and for separately distributing these liquids to desired destinations. Oil is recovered from the surface... | 04/28/1992 |
| 5091088 | Liquid separating apparatus A liquid separating apparatus is provided for separating a liquid mixture into its immiscible constituents of different densities. The apparatus includes a separating tank (12) in communication with a discharge tank (18). The separating tank (12) has an i... | 02/25/1992 |
| 5073261 | Method and apparatus for separating oil from water and storing the oil A collapsible container for separating oil and water and containing and transporting the separated oil is provided. The container is manufactured of a water impervious material and has a plurality of chambers, capable of holding oil and water, which are a... | 12/17/1991 |
| 4943370 | Method and apparatus for monitoring material in a liquid An apparatus and method for monitoring the presence in a liquid of a material which is at lest partially immiscible in the liquid are disclosed. The apparatus includes a container and an overflow outlet for allowing a surface layer of the liquid to flow o... | 07/24/1990 |
| 4876079 | Separation of a mixture of sulfur and alkaline solution and apparatus therefor For the separation of sulfur from a sulfur/alkaline solution suspension, the suspension is heated to a temperature above the melting temperature of the sulfur and is introduced under pressure into a separating tank 1, containing a separating chamber 8, al... | 10/24/1989 |
| 4775466 | Fuel separator system A control for draining water accumulated in a fuel tank, without loss of fuel or ingestion of water into an associate fuel system, is responsive to a flotation device weighted to float at the water-fuel interface. The flotation device is connected by a le... | 10/04/1988 |
| 4717475 | Apparatus for separating water and oil by means of separate containers of oleophilic bodies Apparatus is provided for separating liquids and particularly water and oil. The separating apparatus includes a tank containing two coalescent cells or units, one of which receives the liquids directly from a supply pipe and immediately disperses the liq... | 01/05/1988 |
| 4696740 | Unit type waste water treating apparatus In apparatus for purifying waste water with activated sludge deposited on carrier particles, in which air is introduced into a treating tank for circulating the waste water and the carrier particles in the tank through an air lift, a separator is provided... | 09/29/1987 |
| 4664802 | Apparatus for continuously separating liquid mixtures The invention relates to apparatus for continuously separating components of mutually different density from a liquid mixture. The apparatus includes a separation space which is divided by a partition wall into a primary separation chamber and a secondary... | 05/12/1987 |
| 4614589 | Method and apparatus for biological aerobic wastewater treatment A method and apparatus for biological aerobic treatment of wastewater wherein oxygen is induced into a mixed liquor flow path and a method and apparatus for separating the liquid withdrawn from the mixed liquor flow path into a clear liquid stream and a f... | 09/30/1986 |
| 4490255 | Combined settling and liquid storage tank A cylindrical storage tank of large diameter and depth is concentrically surrounded by a settling tank that has a width to internal diameter ratio that provides essentially plug flow. Liquid containing suspended particles capable of separation by settling... | 12/25/1984 |
| 4385986 | Gravity separator for separating liquids A gravity separator for separating two immiscible liquids of different specific gravities and particularly for separating oil from water. The separator is composed of a horizontal, generally cylindrical closed vessel and water is pumped into an inlet in t... | 05/31/1983 |
| 4357241 | Batchwise gravitational separation of an emulsion using plural vertically superimposed chambers For separating an emulsion comprising substantially a heavier and a lighter liquid there is used a plurality of superimposed, liquid-filled, shallow separation chambers which have a lower outlet for separated heavier liquid, an upper outlet for separated ... | 11/02/1982 |
| 4308136 | Internally baffled, horizontal flow, vertical oil skimmer An internally baffled, horizontal flow, vertical oil separator or skimmer for the flotation and removal of oil from mixtures of oil and water has internal baffles that compel horizontal flow of a vertically elongated cross-section of fluid in the vertical... | 12/29/1981 |
| 4132652 | Slotted baffle for use in separating oil-water mixtures An improved baffle for use in an oil-water separation tank including a perpendicular solid portion and an inclined slotted portion extending downwardly and inwardly in the direction of flow from the lower edge of the perpendicular solid portion, the slott... | 01/02/1979 |
| 4122016 | Settling tank A settling tank for resolving a mixture of oil, water, and solids from an oil and solids-in-water influent includes two inclined and parallel baffles about which the influent water successively passes. Each baffle preferably has parallel V-shaped grooves ... | 10/24/1978 |
