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| Number | Title | Issue Date |
| 7377307 | Vertical heat exchanger A vertical heat exchanger is described, which allows efficient elimination of the gas generated therein and efficient removal of the sludge accumulated therein. The vertical heat exchanger has at least part of one end of a vent pipe formed of an upper tube sheet par... | 05/27/2008 |
| 7293418 | Method and apparatus for delivering a high pressure gas from a cryogenic storage tank A cryogenic tank assembly has a pump which discharges into an accumulator which is located in the cryogenic storage area. This reduces the space required for the device as well as the functioning of the device. The high pressure fluid in the accumulator remains at a... | 11/13/2007 |
| 7284559 | Load sensing system A programmable microcomputer controlled load sensing system for maximizing the cleaning efficiency of particulate raw materials such as sand, gravel, rock, ores, etc. in a log washer by sensing the weight of the aggregate in the log washer tank and adjusting the ang... | 10/23/2007 |
| 7281904 | Transmission pump and filter The filter housing has a filter outlet portion with a central filter outlet passage. The outlet portion includes a terminal end portion defining a filter nozzle. The filter nozzle forms a nozzle passage between the filter nozzle and the pump housing. The nozzle pass... | 10/16/2007 |
| 7139065 | Stage base, stage apparatus, exposure apparatus and device manufacturing method A stage base includes a plate which supports a stage. The plate has a first structure and a second structure, and the first and second structures are coupled. The stage base further includes a component which is arranged on the plate and has a cooling unit, a coolan... | 11/21/2006 |
| 7063126 | Heat exchange assembly A roofing panel (13) incorporating a heat exchange assembly is described, the roofing panel including: an internal fluid passageway (51) formed between a pair of spaced substantially parallel internal sheets (16, 17) for the passage therethrough... | 06/20/2006 |
| 7004188 | Anti-rupture device The invention relates to a fluid conduit piece (8) for passing therethrough a spontaneously exothermic working fluid such as a synthetic polymer, a cellulose derivative and a solution on the basis of cellulose, water and amino oxide, said fluid conduit piece ... | 02/28/2006 |
| 6953082 | Hydrofluoroether as a heat-transfer fluid The present invention comprises a compound represented by the following structure: Rf—O—Rh—O—Rf′ wherein: O is oxygen; Rf and Rfâ... | 10/11/2005 |
| 6866094 | Temperature-controlled chuck with recovery of circulating temperature control fluid A system and method for controlling temperature in a workpiece chuck are described. A fluid circulation system circulates a temperature control fluid, such as an engineered HFE fluid, through te workpiece chuck. A fluid recovery system coupled to the fluid circulati... | 03/15/2005 |
| 6821380 | Temperature adjustment apparatus A temperature adjustment apparatus that can reduce the amount of evaporation of a medium without using a closed type container. A temperature adjustment apparatus 24 is composed of a container 26 that contains PFC 42 for heat exchange, a circula... | 11/23/2004 |
| 6588499 | Air ejector vacuum control valve The present invention comprises a method and device for deterring the freezing within a condenser by preventing critical pressure differentials from building up between the exhaust steam header and the air ejector systemy. The means for regulating pressur... | 07/08/2003 |
| 6422310 | Constant temperature coolant circulating apparatus A check valve 27 for preventing backflow of a coolant 5 in outside pipes 14a and 14b into a tank 10 when operation is stopped, a cubical expansion relief valve 28 for suppressing increase of pressure of the coolant in the outside pipes 14a and 14b, and a ... | 07/23/2002 |
| 6142748 | Degas piping for pumps A method and apparatus for separating entrained gases from a pumped fluid. A degas pipe having an increased inner dimension relative to surrounding process piping is provided to generate a stratified two-phase gas/liquid flow. A controlled release mechani... | 11/07/2000 |
| 5113927 | Means for purging noncondensable gases from condensers Apparatus for purging non-condensable gases from a condenser containing vaporized, condensable working fluid, includes an enclosed chamber located above the condenser, a movable diaphragm in the chamber for dividing the latter into upper and lower portion... | 05/19/1992 |
| 4813477 | Heat exchanger-filter apparatus for hydrostatic system Apparatus including an expandable bellows having a pair of end plates, one plate being provided with a fluid inlet and the other plate being provided with a fluid outlet. A diffuser and filter is located within the bellows across the fluid path between th... | 03/21/1989 |
| 4421158 | Coolant recirculation system for dry cleaning plants A coolant recirculating system permits water from a municipal source to be circulated continuously in a dry cleaning plant in order to perform necessary cooling and condensing operations. The water is permitted to be dumped from the closed system only upo... | 12/20/1983 |
| 4319628 | Two liquid heat exchange system and safety valve to prevent contamination A two liquid heat exchange system, and a safety valve to prevent contamination of one liquid (first liquid) by the other. In systems such as hydronic solar systems, it is customary for a first liquid to be heated and run through a heat exchanger where its... | 03/16/1982 |
| 4167968 | Pressure vessel A heat exchanger including a pressure vessel and a plurality of heat exchanger tubes extending within the vessel. A tube shroud forms an annular passage between the tubes and the pressure vessel wall. A partition wall, comprising a plurality of openings n... | 09/18/1979 |
| 4047561 | Cooling liquid de-gassing system A closed loop forced liquid cooling system has provision for continuously separating dissolved gas from the cooling liquid. A gas separator is combined with a liquid-gas interface pressurizer to establish favorable temperature and/or low pressure conditio... | 09/13/1977 |
