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| Number | Title | Issue Date |
| 7186430 | UHT pasteurizer with regeneration A pasteurization arrangement employs regeneration to bring raw milk or other liquid food product up to a few degrees below a UHT pasteurizing temperature. The product is first heated up by regeneration to about 175° F., and held at this temperature for about sixty ... | 03/06/2007 |
| 7036450 | Method and device for operating an underwater vehicle A method is disclosed for operating an underwater vehicle. According to the method, the pressure difference between a container which can be filled with water and/or gas, especially air, in order to alter the weight of the vehicle and the water pressure outside the ... | 05/02/2006 |
| 6929062 | Air-conditioning apparatus An air-conditioning apparatus regulates at least the temperature of at least one room to a predetermined temperature desired value (TRAUM SOLL) by ventilation with heated or cooled supply air. The air-conditioning apparatus has a supply air motor (15 | 08/16/2005 |
| 5761908 | Apparatus suited for ventilating rooms contaminated with infectious disease organisms A self-contained ventilation apparatus is disclosed for ventilating buildings, e.g., patient rooms such as hospital rooms, waiting rooms, hospital operating rooms, doctors' offices, and clinics, especially rooms contaminated with infectious microorganisms... | 06/09/1998 |
| 5358030 | Method for managing retort over-pressure during pressure cooling The invention provides a method and apparatus for managing retort over-pressure during pressure cooling. The invention allows the specification of an initial cooling temperature and a final cooling temperature and a final cooling pressure. Using these val... | 10/25/1994 |
| 4862950 | Apparatus and method for controlling the environment in a substantially enclosed and pressurized work area such as a textile manufacturing plant A system and method for controlling the enivronment toward obtaining a prespecified absolute humidity within a substantially enclosed and pressurized work area such as a textile manufacturing plant is disclosed. A plurality of condition sensing signal gen... | 09/05/1989 |
| 4841733 | Dri-Pc humidity and temperature controller A temperature and humidity control system for natatoriums. The system provides a constant volume of air circulation which is used to control temperature and humidity in the natatorium while inhibiting the accumulation of moisture on the surfaces defining ... | 06/27/1989 |
| 4691760 | Cooling and visor defogging system for an aircraft pilot and crew An improved thermal control system for flight apparel worn in an aircraft. An environmental control system (11) produces both a flow of cold air in a duct (12) and a flow of warm air in another duct (14). A mixing chamber (16) is connected to both ducts (... | 09/08/1987 |
| 4473107 | Fan/coil induction unit, system, and method A system for heating, cooling, and ventilating a structure having exterior zones adjacent exterior walls and interior zones adjacent the exterior zones and opposite the exterior walls. The system includes for each pair of exterior and interior zones a fir... | 09/25/1984 |
| 4407185 | Return air flow control for variable air volume system A variable air volume (VAV) system in which the inflow of outside air is maintained above a predetermined value by maintaining a substantially fixed negative pressure in the plenum by the use of a static pressure sensor and control system for controlling ... | 10/04/1983 |
| 4327559 | Transport and chiller energy minimization for air conditioning systems A control system for minimizing the total energy consumed by an air conditioning system of a building is disclosed having a sensor for sensing the energy expended by the fan of the air conditioning system, a sensor for sensing the energy expended by the c... | 05/04/1982 |
| 4257318 | Variable dead band pressure control system A pressure control system for an air distribution system which includes a supply blower (10), a distribution duct network (20) and a plurality of air outlets (22a, 22b), includes a plurality of pressure sensors (25a, 25n) positioned at various points in t... | 03/24/1981 |
| 4246955 | Pressure cooking appliance with thermal exchange fluid A domestic pressure cooking appliance includes a heat exchanger connected to means for regulating flow of a liquid phase thermal exchange fluid which is heated and cooled by thermal sources separate from the pressure cooker. For cleaning and handling conv... | 01/27/1981 |
