Liquid heaters and vaporizers inventions 01/08

20080022946 - Combined hot water supply system: A water heater constituting a combined hot water supply system opens, in starting operation in response to an instruction from a connection controller in STEP 1, a water-supply servo valve to an operation start opening As corresponding to a water quantity slightly larger than an ignition water quantity Fi in... Agent: Rankin, Hill, Porter & Clark LLP

20080022947 - Compact high-efficiency boiler and method for producing steam: A boiler that enhances the efficiency of the use of heated gas streams to generate steam is provided. The boiler includes a lower drum, an upper drum, a plurality of conduits adapted to transfer heated fluid from the lower drum to the upper drum, a combustion chamber, and a series... Agent: Heslin Rothenberg Farley & Mesiti PC

20080022948 - System for cleaning, inspection and tooling delivery in the secondary side of a steam generator: A system for delivering tooling around the annulus of a steam generator without damaging any part of the steam generator is provided where the tooling delivery device travels between the tube bundle and the vessel shell and delivers tooling for cleaning, inspection, retrieval and repair. The device has various types... Agent: Vytas R. Matas

20080022949 - Heat exchanger framework: A structural framework for supporting the heat exchanger of a steam generator, the former being comprised of serpentine tubes having sloped segments to facilitate the drainage of water from the heat exchanger when the steam generator is shutdown. The structural framework includes paired groups of vertically and diagonally extending first... Agent: The Babcock & Wilcox Company

20080017135 - Water tank jackets and related methods: A jacket for a water tank comprises a sheet of water-containing material such as plastic. A closure is provided to draw together two opposed edges of the sheet. A fastener, such as a strap clamp extends along a third edge of the sheet. The jacket may be retrofitted to an... Agent: Oyen, Wiggs, Green & Mutala LLP 480 - The Station

20080011247 - Steam generator to contain and cool synthesis gas: A steam generator used to contain and cool the synthesis gas produced by coal gasification processes employs radiant and convection surfaces, and an integral gasifier, in a specific arrangement to achieve a cost-effective, compact design.... Agent: The Babcock & Wilcox Company

20080011245 - Control for a fuel-fired water heating appliance having variable heating rates: A control system for a fuel-fired water heater appliance is provided that includes a control for the appliance that is in communicating with a sensor for sensing a water flow rate through the water heater. The control system is capable of controlling a gas valve to supply fuel to a... Agent: Harness, Dickey, & Pierce, P.l.c

20080011246 - Water heater foam dam and component cover and method for covering a component of a water heater: A foam dam is provided for use with a water heater having a tank and a jacket together defining an annular region. The foam dam includes a central region having a surface configured to cover a component coupled to the tank. The foam dam also includes a perimeter region extending... Agent: Ratnerprestia

20080006225 - Controlling jet momentum in process streams: A gaseous process stream that can be directed into a workspace or toward a workpiece is formed by feeding fuel, oxidant and process material into a thermal nozzle. The fuel combusts in the thermal nozzle with the oxidant and with combustible components, if any, of the process material, to form... Agent: Praxair, Inc. Law Department - M1 557

20080006227 - Water heater with passive automatic hot water circulation through a home or building: A water heater unit is described for providing convective water flow through a water circulatory system. In one embodiment, the water heater unit has an outer housing, a water tank disposed within the housing, and a first cold water inlet coupled to the tank and connectable to a cold water... Agent: Perkins Coie LLP Patent-sea

20080006224 - Steam generating device and washing machine having the same: A steam generating device and a washing machine having the same are disclosed. The steam generating device includes a case for containing water, the case receiving a heater, a water level sensor for sensing a water level of the case, and a receptacle extending downwardly from a top of the... Agent: Mckenna Long & Aldridge LLP

20080006226 - Water heater: A secondary heat exchanger B for recovering latent heat from combustion gas includes water tubes 5 each of which is so inclined that a first end 50a is positioned lower than a second end 50b. Therefore, in draining water from each of the water tubes 5, water can be caused... Agent: Rader Fishman & Grauer PLLC