Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 7357821 | System for converting fuel and air into reformate A system for converting fuel and air into reformate with a reformer which has a reaction space, a nozzle for supplying a fuel/air mixture to the reaction space, and a fuel feed for supplying fuel to the nozzle (14). The nozzle is a Venturi nozzle with an air ... | 04/15/2008 |
| 7357820 | System for converting fuel and air into reformate The invention relates to a system for converting fuel and air into reformate with a reformer which has a reaction space, a nozzle for supplying a fuel/air mixture to the reaction space, and a fuel feed for supplying fuel to the nozzle. In the invention, the air inle... | 04/15/2008 |
| 7326285 | Methods for recovering hydrocarbon vapors Vapor recovery systems and methods are disclosed in association with a denatured alcohol production system. Hydrocarbon vapors are miscible in a motive fluid that captures the vapors and forms a hydrocarbon-alcohol solution. The recovered hydrocarbons are not remove... | 02/05/2008 |
| 7288140 | Wet process gas treatment apparatus In a wet-process gas treatment method of treating an acid gas by using at least two treating columns connected in series, a ratio of the concentration of an acid gas at an outlet to a concentration of the acid gas at an inlet of a first treating column is set higher... | 10/30/2007 |
| 7141221 | Apparatus for processing perfluorocarbon An exhaust gas containing a perfluoride component (PFC) and SiF4 is conducted into a silicon remover and brought into contact with water. A reaction water supplied from a water supplying piping and air supplied from an air supplying piping are mixed with ... | 11/28/2006 |
| 7047731 | Diesel particulate filter ash removal Disclosed herein is a method for reducing internal combustion engine contaminate and additive particulate matter from a particulate filter the method including accessing the filter and entraining particulate matter in a fluid stream. Further disclosed herein is an i... | 05/23/2006 |
| 6955342 | Fluidized spray tower A fluidized spray vessel. A vessel design is provided for recovering heat from gaseous heat streams. The vessel utilizes a semi-fluidized bed for obtaining desirable liquid/vapor contact times. A spray section is provided in which liquid is sprayed through nozzles d... | 10/18/2005 |
| 6921519 | Decomposition of fluorine containing compounds A process for the decomposition and removal of one or more fluorine containing compounds from a first gaseous mixture comprising the one or more fluorine containing compounds and water vapour, which process comprises the stages of: (i) contacting the first gaseous m... | 07/26/2005 |
| 6852145 | Method, apparatus and system for the condensation of vapors and gases A method for condensing fumes or gases from a tank containing a liquid. The method includes leading the liquid into a venturi to create a low pressure at the venturi. Ports are provided in the venturi at the area where the low pressure is created, and gas/vapor is l... | 02/08/2005 |
| 6849105 | Method and installation for treating effluent gas containing hydrocarbons Prior to passing through pumping apparatus effluent gas containing hydrocarbons is subjected to washing by being sprayed with aromatic type oil in oil-recirculating washing apparatus. Polycyclic aromatic hydrocarbons contained in the effluent gas are trapped by bein... | 02/01/2005 |
| 6752854 | Venturi scrubber plate, waste capture system, and method A venturi scrubber plate for a waste capture system and method for a waste material entrained in a fluid flow includes an enclosure having a flood sheet over which a liquid flows into a collection trough, an exhaust device which draws the fluid flow from the enclosu... | 06/22/2004 |
| 6716272 | Scrubber for paint booths A scrubber assembly for removing particulate paint from a flow of air through a paint application booth is disclosed. A sheet of water received from a water source flows over flood pan collecting paint particles suspended in the flow of air. A separation chamber rec... | 04/06/2004 |
| 6656250 | Method and device for liquid purification of crude gas flows Method and apparatus for wet-cleaning crude gas streams, the method involving a flow of the crude gas stream without a pressure drop or with a low pressure drop up to 30 mbar, preferably up to 20 mbar, flowing through one or more parallel venturi throats ... | 12/02/2003 |
| 6592656 | Water apparatus for treating industrial waste products There is provided apparatus for treating water containing industrial waste products. A first tank contains water at a determined pressure. A second tank is placed inside the first tank and communicated with a lower portion thereof. It contains water at a ... | 07/15/2003 |
| 6511637 | Air pollution control assembly and method An air pollution control assembly for treating flue gas streams containing acid gases. The assembly is comprised of an evaporative cooler assembly or a spray dryer gas distribution system. The assembly further has a reagent injection venturi assembly and ... | 01/28/2003 |
| 6391099 | Scrubbing dust collector and exhaust gas treatment installation An improved scrubbing dust collector and exhaust gas treatment installation are described. The collector (2) includes a tank (21) containing a washing liquid, a scrubbing tower (22) on the upper portion of the tank into which an exhaust gas is introduced,... | 05/21/2002 |
| 6338750 | Cleaning apparatus Cleaning apparatus that has at least one suction device that sucks fluid toward the inside of the apparatus and is connected to an external suction duct. Interposed between the duct and the suction device is a device that holds back the solid particles pr... | 01/15/2002 |
| 6325361 | Method and device for bringing a gas and a liquid into contact with one another In order to bring a gas and a liquid into contact with one another, for example so as to exchange, remove or add components or calorific value present in the gas and/or liquid, the liquid is guided along one or more walls which are provided with small ope... | 12/04/2001 |
| 6238459 | Ultra-high particulate collection of sub-micron aerosols A method and apparatus for ultra-high particulate collection of sub-micron aerosols in a fuel gas conveys the fuel gas to a first venturi scrubber for removing a relatively large amount of particulates and leaving a smaller particulate load which is not r... | 05/29/2001 |
| 6102990 | Multistep gas scrubber apparatus A multiphase scrubber for the wet scrubbing of gases in several different phases comprises at least three separate basic scrubbing units so that the scrubbing of the gas is carried out in at least three, advantageously six, successive steps. The droplet s... | 08/15/2000 |
| 5964921 | Method and device for removing harmful substances, in particular, dioxin A method for removing harmful substances, in particular dioxin, from flue gas generated in for example a waste incinerator, using an adsorption agent, characterized in that after said flue gas has been washed with a washing medium, the adsorption agent is... | 10/12/1999 |
| 5939041 | Process and apparatus for removing metal oxide particles in the regeneration of pickling acids A process is disclosed for removing the very fine oxide particles produced during regeneration of used pickling acids by pyrolysis. The process includes the step of spraying water into the gaseous stream to produce a mist of fine droplets and thereafter p... | 08/17/1999 |
| 5649985 | Apparatus for removing harmful substances of exhaust gas discharged from semiconductor manufacturing process Apparatus for removing harmful substances of an exhaust gas discharged from a semiconductor manufacturing process are provided. The apparatus includes a mechanism for: removing at least one of a water-soluble component, a hydrolyzable component and dust c... | 07/22/1997 |
| 5639286 | Vertical fluid dynamic cooling tower A vertical fluid dynamic cooling tower includes a shell which ha s a horizontal tubular injection element disposed inside. A pressurized heat liquid is pumped into the tubular element and ejected out upwardly through spaced nozzles disposed on the top of ... | 06/17/1997 |
| 4676811 | Wet air cleaning apparatus A wet cleaning apparatus including a sealed container adapted to hold a liquid, such as water. A separator compartment is disposed within the container and has an open bottom extending into the liquid within the container. The air to be cleaned enters the... | 06/30/1987 |
| 4514196 | Absorption tower for gas washing The invention relates to an absorption tower (so-called scrubber) for gas washing in which the gas is introduced into the lower portion of the tower and flows upwards while making contact with a washing fluid. The tower (4) is provided with one or several... | 04/30/1985 |
| 4210428 | Gas scrubbing plant and baffles therefor A gas scrubbing plant having a gas scrubbing stage, a washing liquid separating stage and a stage for washing out suspended matter therebetween. This latter stage includes a plurality of gas baffles which accelerates the gas and then decelerates it while ... | 07/01/1980 |
| 4133655 | Scrubber for blast furnace gas A scrubber for blast furnace gas has a primary purifying unit and a secondary purifying and pressure adjusting unit in series with the primary unit. The primary purifying unit includes venturi having a divergent-constant diameter-convergent core in which ... | 01/09/1979 |
| 4116647 | Air cleaner An air cleaner of the oil-bath type, in which dust-laden air at high velocity in an entry stream is first mixed with an oil spray and then impinged on an oil bath and deflected outwardly and upwardly through a filter bed to wet the filter bed with oil for... | 09/26/1978 |
