Featured patents

Radial Fan and a High-Pressure Cleaning Device Having a Radial Fan
US 08813689 B2, Aug. 26, 2014, Having forced circulation system, Gerd Wegner et al. / Punker GmbH (Eckernforde, DE)
Centrifugal fan comprising:…

Miniature Sludge Lance Apparatus
US 08800500 B2, Aug. 12, 2014, Cleaning, Jerod J. Rudish et al. / Westinghouse Electric Company LLC (Cranberry Township, US)
A rail for a miniature sludge lance that is used in a steam generator…

Water Heater and Method of Operating
US 08763564 B2, July 1, 2014, Having heat exchange feature, Yonghua Cheng et al. / A. O. Smith Corporation (Milwaukee, US)
A water heater comprising…

Water Heater
US 08733297 B2, May 27, 2014, Having water flow control feature, Yoshikatsu Tsuji et al. / Paloma Co., Ltd. (Nagoya, JP)
A water heater comprising:…

Hot Water System Configuration, Descaling and Heating Methods Therefore
US 08677946 B2, March 25, 2014, Feed-injected, Sivaprasad Akasam et al. / Intellihot Green Technologies, Inc. (Galesburg, US)
A hot water system comprising:…

Coil Tube Heat Exchanger for a Tankless Hot Water System
US 08656867 B2, Feb. 25, 2014, Vertical, Sivaprasad Akasam et al. / Intellihot Green Technologies, Inc. (Galesburg, US)
A heat exchanger comprising:…

High Efficiency Wood or Biomass Boiler
US 08640655 B2, Feb. 4, 2014, Solid fuel burner, Dale C. Furman
A boiler comprising an inner casing, an outer casing defining with said inner…

Hot-Water Supply System Having Dual Pipe
US 08573161 B2, Nov. 5, 2013, Indirectly Heated Separate Injected Fluid, Tae-Sik Min / Kyungdong Navien Co., Ltd. (Gyunggi-Do, KR)
A hot water supplying apparatus comprising:…

Systems and Methods for Controlling a Water Heater
US 08544423 B2, Oct. 1, 2013, Controls burner, G. Scott Vogel et al. / Emerson Electric Co. (St. Louis, US)
A system for a gas-fired water heater, the system comprising:…

Water Heaters With Sealed Door Assembly
US 08490580 B2, July 23, 2013, Stand Boiler, Mark A. Murphy et al. / American Water Heater Company (Johnson City, US)
A water heater comprising:…

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