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| Number | Title | Issue Date |
| 7160348 | Mist elimination hood A mist elimination device in the form of a hood for the removal of moisture from a gas stream treated by a WESP includes a series of gutters on the outer surface of the hood to trap liquid droplets and direct the moisture to channels to drain to the lower region of ... | 01/09/2007 |
| 7077892 | Air purification system and method The air purification system and method for purifying and cooling air for use in a building has an air pollutant removal stage, an air pre-cooling unit, and a dual cooling and water removal unit, including a cyclone separator having a cooling coil wrapped around the ... | 07/18/2006 |
| 6342154 | Assembly for purifying water An assembly for purifying water includes a high intensity ultraviolet light or corona discharge ozone generator 4 and output line 15 for introducing ozone into a tube 20 carrying water to be treated. Downstream of the ozone injection point 22 is an ozone ... | 01/29/2002 |
| 5985009 | Automatic carpet cleaning waste water disposal apparatus A versatile waste disposal apparatus for separating and disposing the liquid waste from vacuum cleaning of soiled carpets. The air, liquid and accumulated dirt in a mixture from a conventional vacuum cleaner are separated in one large tank, and the filter... | 11/16/1999 |
| 5931991 | Vacuum cleaner with sponge filter An induction type of vacuum assembly for use with wet and dry vacuums is described. It includes a motor chamber; a solution chamber and a lower chamber for use inside of a canister that holds water and/or cleaning solution. A central chamber is inside of ... | 08/03/1999 |
| 5908491 | Air cleaner An air cleaner for efficiently providing clean air for a structure is comprised of a housing having an intake port and an exhaust port. At least one air chamber having a liquid reservoir at its base is disposed within the housing. A fan draws air through ... | 06/01/1999 |
| 5034038 | Separator for vacuum pump loading system A separator for a vacuum loading system is located in a flow path of an air/particulate mixture between a loading system and a vacuum pump, the vacuum pump drawing the air/particulate mixture from the loading system through a liquid chamber to trap partic... | 07/23/1991 |
| 4269612 | Exhaust gas cleaning system An exhaust gas cleaning system adapted to clean smoke or other waste gases through a liquid bath process. This system comprises a generally cubicle enclosure divided internally into three separate compartments. The first compartment includes means for inp... | 05/26/1981 |
| 3971642 | Gas scrubber A gas scrubber is provided for the removal of particulates and chemical contaminants from air and other gases. The particulates and chemical contaminants are removed from gas drawn through the scrubber, by inertial separation, spraying with water or liqui... | 07/27/1976 |
