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| Number | Title | Issue Date |
| 4076617 | Sonic cavitation and ozonation of waste material Waste such as sewage or industrial effluent is emulsified by cavitation with acoustical energy and the emulsion is then ozonated to provide a purified product.... | 02/28/1978 |
| 4070279 | Eductor for dissolving gases in liquids An apparatus for dissolving at least one gas in a liquid comprises an eductor submerged in a liquid, desirably in combination with a high turbulence mixing device, so that synergistic results are obtained. The inlet portion of the eductor generally has an... | 01/24/1978 |
| 4069027 | Method of separating an entrained mist from a vapor This invention is a method to remove entrained mist from vapor comprising passing the vapor through a U-shaped conduit, having downward facing slots, then through a liquid to remove the mist and taking the vapor overhead from the liquid and drawing off th... | 01/17/1978 |
| 4062654 | Apparatus for continuous liquid-phase oxidation reaction A reaction vessel for continuously producing an aromatic carboxylic acid sparingly soluble in a solvent by liquid-phase oxidizing a corresponding alkyl aromatic compound with a molecular oxygen-containing gas in the presence of a lower aliphatic carboxyli... | 12/13/1977 |
| 4061698 | Humidifier-nebulizer apparatus A humidifier-nebulizer apparatus is disclosed which includes a liquid reservoir having a sterile liquid such as water contained therein, the liquid reservoir having a sealed wall portion adapted to be pierced by the piercing element of an adapter head whe... | 12/06/1977 |
| 4060574 | Device for lake restoration by oxygen-enriching of the water A method and a device for restoration of lakes by oxygenation of the water. A lake having a depth exceeding 8-10 meters is oxygenated by air-treatment of the lower and colder hypolimnion layer only. Air is introduced into the hypolimnion and is prevented ... | 11/29/1977 |
| 4054622 | Combination nebulizer and humidifier A self-contained disposable unit for converting a liquid to aerosol or for humidifying a gas includes gas inlet means and an enclosed container having a liquid supply reservoir and an outlet for the aerosol or for the humidified gas. A nozzle assembly for... | 10/18/1977 |
| 4051035 | Apparatus for the aerobic treatment of liquid waste A plurality of support brackets are placed within a basin of a system for the aerobic treatment of liquid waste materials and are arranged in a pattern beneath continuous lines in a gas distribution line array, the lines being attached to the brackets, an... | 09/27/1977 |
| 4051204 | Apparatus for mixing a liquid phase and a gaseous phase A vessel is adapted to contain a liquid phase and a tubular guide baffle in the vessel has spaced open ends one of which at least in part bounds a venturi-shaped passage. A rotary impeller in the vessel has an axial inlet communicating with the one open e... | 09/27/1977 |
| 4048266 | Air bubbling mat for use in bathtubs for producing bubbling and full-foam baths The mat is arranged to be connected to an air distribution device and a blower, and comprises a substantially rectangular, flat, and relatively elongated hollow body of a suitable material, such as plastic or rubber, with upper and lower walls forming, re... | 09/13/1977 |
| 4045525 | Gas humidification apparatus Apparatus for administering humidified gas (e.g., oxygen) to a patient includes a plastic connector for connection to an oxygen supply and having an oxygen supply tube therein. A spike portion on the connector or on a diffuser at the lower end of the supp... | 08/30/1977 |
| 4044079 | Drop line devices Drop line devices for the supply of fluid cargo to the bottom of a tank, especially in combination with cargo circulation units comprising pump means for driving the cargo from and back to the tank. The devices comprise a conduit for arrangement substanti... | 08/23/1977 |
| 4036608 | Method and apparatus for condensing pyrolysis oils A knockout pot for separating pyrolysis oil and heavy hydrocarbon constituents from gaseous constituents in the vapor discharge from a flash pyrolysis process. The knockout pot includes a closed vessel having an inlet pipe extending vertically through the... | 07/19/1977 |
| 4029581 | Aerating system Apparatus for agitating and aerating sewage and industrial waste comprising a plurality of flexible, inflatable cells disposed in the bottom of a liquid waste holder and means for supplying and withdrawing air to and from the cells so as to cause them to ... | 06/14/1977 |
| 4022655 | Device for limiting accidental pressure overloads in a nuclear reactor confinement structure In a reactor confinement structure comprising a thin-walled inner reactor enclosure, a thick-walled outer enclosure, and an intermediate space containing water and an air cushion above the water, a communication between the enclosures is provided by bubbl... | 05/10/1977 |
| 4019720 | Method and apparatus for mixing viscous materials A stream of fluid mass, particularly a viscous fluid mass, is mixed by dividing the stream by high pressure fluid means into a plurality of substreams and imparting a predetermined rotational flow pattern in a first direction to alternate substreams and i... | 04/26/1977 |
| 4012473 | Nebulizer-humidifier A convertible function water vapor generating device is provided for use with medical oxygen delivery systems for creating a nebulizing mist suspended in the oxygen flow and for creating a bubble humidified oxygen flow. An oxygen handling component may be... | 03/15/1977 |
| 4012471 | Disposable container A disposable container wherein a thermoplastic sheet, having formed ribbed protrusions extending from one face of the sheet, forms one wall of the container. The protrusions are shaped to snap into a grooved coupling member such that the protrusions are u... | 03/15/1977 |
| 4012472 | Medical fluids container A water and other fluids supply container is provided for use in the medical field with oxygen humidifiers and nebulizers and the like. Included may be a collapsible plastic reservoir having an attachment mechanism for mating to the mist generating appara... | 03/15/1977 |
| 4004302 | Air-foam generating apparatus for bath An improved air-foam generating apparatus adapted for use beneath the water in a bath or wash basin, the apparatus including a diffuser plate of porous material having minute pores ranging from 0.013 mm to 0.48 mm, the diffuser plate comprising a sintered... | 01/25/1977 |
| 3997300 | Black liquor oxidation apparatus Gas-liquid contact reaction efficiency in a two stage heavy black liquor oxidation process is improved by co-current contact in the first stage and countercurrent contact in the second stage or vice versa. Such improved efficiency is sustained by preventi... | 12/14/1976 |
| 3997634 | Diffuser assembly This invention relates to a diffuser adapted to aerate a fluid medium, such as sewage in which it may be immersed. The diffuser consists essentially of two elements, namely, a T shaped member, the leg of which is provided with a central bore and adapted t... | 12/14/1976 |
| 3988396 | Aeration tubing system An aeration system comprising a long resilient plastic tube having a plurality of aeration slit valves therein, a control means connected about the outside of said tube to control the size of the aeration slit valve openings when the tubing is under press... | 10/26/1976 |
| 3987133 | Humidifier A humidifier for conditioning fluid for delivery to a test chamber, such as an incubator, includes means for automatically regulating the quantity, level and temperature of a body of water through which mixed gases, such as air and CO2, are bub... | 10/19/1976 |
| 3984322 | Sewage treatment apparatus An aerobic bacteria sewage treatment apparatus using compressed air to aerate activated sludge, and to cause it to circulate about a cylindrical clarification compartment placed in the apparatus in a way to provide a zone of relative quiescence in the flo... | 10/05/1976 |
| 3976445 | Recarbonation process and apparatus Improvements in methods of and apparatus for recarbonation of lime-treated water with an oil fired submerged combustion burner; establishing a smaller reservoir adjacent a larger primary recarbonation reservoir with the oil fired burner in the former, pas... | 08/24/1976 |
| 3970731 | Bubble-generating aerator A bubble generating aerator comprising a disc-like or tubular aerating element made of a sintered open-pore plastics material, the element being submerged in a surrounding liquid and connected to a pressure gas source for supplying gas into the element an... | 07/20/1976 |
| 3966854 | Air trap An air trap for removing accumulated water from a system for producing air bubbles in which the elongated conductor which has air supplied thereto from the compressor and which has openings through which air passes to produce the bubbles has an air trap c... | 06/29/1976 |
| 3957442 | Apparatus for the production of glycerol dichlorohydrin Glycerol dichlorohydrin is prepared by dissolving allyl chloride vapor in an upwardly flowing aqueous stream, dissolving chlorine gas in a separate second upwardly flowing aqueous stream to form a hypochlorous acid solution, mixing the two streams and flo... | 05/18/1976 |
| 3954922 | Bubble-shearing diffuser Diffusers on the bottom of a submerged header each include coarse bubble orifices which discharge a stream of air to form a bubble or film on the underside of a horizontal spreader at the edges of which the bubble is sheared by flowing water into multitud... | 05/04/1976 |
| 3953554 | Diffuser for aeration systems There is provided a simple gas diffusing apparatus composed of a top member having gas permeable perforations, a bottom member including a plurality of larger openings for removal of solid and semi-solid accretions, a gas inlet nipple for introduction of ... | 04/27/1976 |
| 3953555 | Diffuser connector for aeration header The diffuser connector includes an elastic base part which is in the form of a tube adapted to be inserted into a round opening formed in the air header pipe wall. The connector also includes a rigid insert having a stem which, when pushed through the bas... | 04/27/1976 |
| 3931370 | Double funnel with baffle cascade aeration unit Cascade Aeration mixing guns for oxygenating sewage are known in the art but cannot be properly scaled up, or paralleled in one unit. A double cascaded unit which incorporates integral baffles is shown so that capacity can be greatly increased, while main... | 01/06/1976 |
