Patents
Patents for F24H 1 - Water heaters having heat generating means, e.g. boiler, flow-heater, water-storage heater (28,567)
06/2002
06/04/2002US6397787 Catalytic combustion heater
05/2002
05/30/2002WO2002042693A1 Boiler
05/29/2002CN2493888Y Split type water heater
05/29/2002CN2493886Y Environment protection high-efficient energy-saving boiler
05/29/2002CN2493885Y Pollution free green environment protection boiler
05/29/2002CN2493884Y Simple water heater
05/29/2002CN2493883Y Water heater with fixed end cap
05/29/2002CN2493882Y Water heating machine
05/29/2002CN2493840Y Miniature boiler
05/29/2002CN2493836Y Small sized vertical electric boiler
05/29/2002CN2493135Y Fully automatic electric heating shower device
05/29/2002CN1351244A Hot water supplier
05/28/2002US6394042 Gas fired tube and shell heat exchanger
05/28/2002US6393824 Gas powered thermal generator
05/28/2002CA2028485C Vapor pump employing counterflow exchange between air and combustion products without an intermediate fluid
05/23/2002WO2002040928A1 Heat exchanger for an auxiliary automotive heater
05/23/2002WO2002040927A1 Air heater with fuel cells
05/22/2002CN2492801Y Electric water heater
05/22/2002CN2492800Y Electromagnetic water heater
05/22/2002CN2492799Y Directly heated electric water heater
05/22/2002CN2492171Y Domestic electric shower using safety voltage
05/22/2002CN1085324C Combined energy-saving boiler with multi-layer heat exchange, inverted flue and low temperature balanced discharge
05/22/2002CN1085323C Gas water heater
05/21/2002US6392206 Modular heat exchanger
05/17/2002CA2325802A1 Pool heater system
05/16/2002WO2002039027A1 Fluid heating heater
05/15/2002EP1205717A2 Indirectly heating type of electric boiler apparatus
05/15/2002CN2491768Y Central heating unit
05/15/2002CN2491767Y M-type atmospheric pressure series civil boiler
05/15/2002CN2491766Y Coal gas hot water boiler
05/15/2002CN2491765Y Phosphorized liquid heater
05/15/2002CN2491764Y Energy saving soya-beam milk heater
05/15/2002CN2491763Y Fiction water heating stove
05/15/2002CN2491762Y Outdoor gas water heater
05/15/2002CN2491761Y Fuel oil (gas) water and fire cooperating water heater
05/15/2002CN2491760Y Container boiler
05/15/2002CN1349074A Electric water heating boiler with fast water feeding and less scaling
05/15/2002CN1084868C differential type electric water heater circulator
05/14/2002USRE37704 Thermal treatment apparatus
05/14/2002US6389226 Modular tankless electronic water heater
05/09/2002US20020053424 Heat exchanger unit and use
05/08/2002DE10056620C1 Heat exchanger for automobile auxiliary heating device has temperature sensor for detecting temperature of heat transfer medium fitted in indent in heat exchanger wall
05/08/2002DE10055012A1 A water heating boiler has a cylindrical body surrounded by a heat exchanger and containing a system of vortex plates alongside the burner chamber
05/08/2002DE10054628A1 Hot water tank for solar power installation, has fresh water tank connected to heat exchanger via vessel around stand pipe
05/08/2002DE10053360A1 Heating boiler, especially calorific value boiler, has inner end of water-carrying peripheral wall connected to rear wall, peripheral wall outer return end connected to boiler's return port
05/08/2002CN2490497Y Hot water heating boiler with split four-water tank
05/08/2002CN2490496Y Heating and shower stove with spiral inclined tube
05/08/2002CN2490495Y Energy-saving heating stove
05/08/2002CN2490494Y High-performance water-storage type electric water heater suitable for intermittent water supply
05/08/2002CN2490493Y Gas water heating apparatus for heating and shower
05/08/2002CN2490492Y Energy-saving environmental protection type gas water heater using water-power strong pressure aeration combustion-supporting
05/08/2002CN2490491Y Automatic electric heating machine using water heating method
05/08/2002CN1084461C System for supplying heat energy to consumers and apparatus thereof
05/02/2002US20020051633 Indirectly heating type of electric boiler apparatus
05/02/2002US20020051632 Water flow heater
05/02/2002US20020050342 Heat exchanger with internal pin elements
05/02/2002DE10051757A1 Heat exchanger for supplementary heater for motor vehicles consists of cu-shaped inner and outer parts, connected along edge sections forming connection flange for burner
05/01/2002CN2489542Y Electric heating waterpipe made of quartz glass
05/01/2002CN2489268Y Shaped coal-fired hot-water boiler
05/01/2002CN2489267Y Automatic water supply tea water boiler
05/01/2002CN2489266Y Vertical high efficiency energy-saving living heating stove
05/01/2002CN2489265Y Automatic water heater for car
05/01/2002CN2489264Y Fast heating device for electric water heater
05/01/2002CN2489263Y Domestic automatic gas water heater
05/01/2002CN2489262Y Gas fast thermostatic water heater
05/01/2002CN2489261Y Electric heating device for water heater
05/01/2002CN2489260Y Domestic electric water heater
05/01/2002CN2489259Y Electromagnetic water heater
05/01/2002CN2489258Y Instant electric water heater
04/2002
04/30/2002US6378777 Natural draft water heater
04/25/2002US20020047008 Liquid heating apparatus
04/25/2002US20020047007 Flexible heater assembly
04/25/2002US20020046831 Liquid fuel-operated water heater or air heater of a motor vehicle
04/25/2002DE10051867A1 Heating device, especially for motor vehicle use, has a temperature sensor that is integral with a temperature controller circuit, making assembly and removal easier and removing the need for additional cabling
04/24/2002CN2488003Y Boiler
04/24/2002CN2488002Y Boiler
04/24/2002CN2488001Y Efficient energy-saving heating boiler
04/24/2002CN2488000Y Electric heating draining device
04/24/2002CN2487999Y Quickly-heating electric water heater of casted heat exchanging body
04/24/2002CN2487998Y Electromagnetic heating type water heater
04/24/2002CN2487997Y Safety energy-saving electric water heater
04/18/2002DE10048930A1 Combustion chamber with compact heat exchanger with condensing operation for water heaters has condensate-resistant erosion-proof stainless foil cover for heat exchanger
04/17/2002EP1196721A1 Device for generating an electrical voltage for components of a gas-fired water heater
04/17/2002CN2486919Y Double energy source water heater
04/17/2002CN2486909Y Water heater with water storage tank
04/17/2002CN2486908Y Constant pressure water heating boiler
04/17/2002CN2486907Y Constant pressure gas boiler body
04/17/2002CN2486906Y Multifunction electric water heater
04/17/2002CN2486905Y Superconductor electric heating bottle
04/17/2002CN2486904Y Condensation type gas water heater
04/17/2002CN2486903Y Fast continuous electric water heater
04/17/2002CN2486902Y Semiconductor water heater
04/17/2002CN2486849Y Large temperature difference forced counter-flow constant pressure energy saving water boiler
04/17/2002CN2486842Y Water heater of boiler chimney
04/17/2002CN1344900A Heating system with photoelectric heat source
04/17/2002CN1344898A 微波热水器 Microwave water heater
04/16/2002US6371057 Adjustable mount for a gas control valve of a water heater
04/16/2002US6370896 Hot water supply system
04/11/2002WO2002029336A1 Water flow heater
04/11/2002US20020040710 Water heater, steam generator and gas burner therefor