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| Number | Title | Issue Date |
| 7137622 | De-entrainment of liquid particles from gas A multi-tray distillation unit having a separator for de-entraining liquid particles which are picked up by an upwardly flowing gaseous stream which is flowing countercurrent to a descending liquid flow in the unit. The separator which is placed above the contact pl... | 11/21/2006 |
| 6637380 | Direct heating device A direct heating device has a tubular main casing formed by a wall member. The main casing has a first end adapted to be coupled with a support structure, such as a monoblock fastening flange. One or more water inlets and out lets are provided in the wall... | 10/28/2003 |
| 5067446 | Apparatus for degassing and heating water An apparatus for degassing and heating water by means of steam comprises a column (1) with packing bodies (2) arranged therein, with a distributor (12) arranged at the column head for the water to be degassed, with a water supply line (7) and steam supply... | 11/26/1991 |
| 4981113 | Deaerator tray for a steam boiler feedwater heater system A deaerator tray in the form of a horizontally elongated trough for receiving a quantity of liquid to be deaerated. The trough has a flat bottom having a pair of spaced, elongated sides having upper liquid overflow edges. Guide structure is provided for d... | 01/01/1991 |
| 4759315 | Deaerator tray for a steam boiler feedwater heater system A tray stack for a boiler feedwater deaerator is provided with a plurality of horizontally spaced troughs arranged in vertically spaced and staggered tiers. Each of the troughs has a generally V-shaped bottom and a pair of outwardly-extending, inclined wa... | 07/26/1988 |
| 4697550 | Device for cooling a reactor A device for cooling a reactor positioned in a vessel. The vessel comprises a water space and a steam space. Cooling pipes that convey evaporating water extend through the reactor. The pipes communicate outside the reactor with the water space at the inta... | 10/06/1987 |
| 4608945 | Apparatus for recirculating boiler fluid An apparatus comprises a separator (1) and a jet pump (2) with a feed valve (6) connected in parallel through a bypass pipeline (8). An axially movable hollow cylindrical member (14) having a movable nozzle (17) is installed in a static pressure chamber o... | 09/02/1986 |
| 4473512 | Sanitary steam injection heater A skeletonized piston assembly in which a tube forms a piston shank and an enlarged thin disc has a peripheral edge which provides the piston skirt. A guide disc is spaced from the other disc and guides movement of the piston. Quick release fittings and a... | 09/25/1984 |
| 4404929 | Liquid distributor head actuated by fluid pressure In order to improve upon the prior arrangement of a valve within a liquid distributor head for a mixing pre-heater degasifier it is proposed that a valve containing a valve plate, valve shaft, valve spring and spring plate, is arranged within the mixing p... | 09/20/1983 |
| 4183331 | Forced circulation steam generator Forced circulation steam generators of any design may increase effective heat absorption and steaming capacity by maintaining bulk boiler water temperature at or near the saturation temperature for the operating pressure, while the main boiler heat transf... | 01/15/1980 |
| 3984504 | Method and apparatus for preventing water hammer in high pressure steam injection water heaters A foraminous steam injection tube is mounted within a heating chamber to inject steam into water flowing through the heating chamber to heat the water. A foraminous diffusion screen is mounted around the steam injection tube and in spaced tandem relation,... | 10/05/1976 |
| 3934799 | High-capacity steam heating system The contact heating of boiler feed water for steam heating systems is effected by mixing recirculated boiler steam and feedwater within water-jet ejector-type contact heat exchangers. Feedwater heating up to the evaporation (or saturation) temperature for... | 01/27/1976 |
