Patents
Patents for F24H 1 - Water heaters having heat generating means, e.g. boiler, flow-heater, water-storage heater (28,567)
12/1998
12/09/1998CN2300037Y Secondary heating gas-fired water heater
12/09/1998CN2300036Y Multi-layer series special tube heater
12/09/1998CN2300035Y Horizontal internal-fired atmospheric full-automatic oil(gas)-fired water-heating boiler
12/09/1998CN2300034Y Horizontal internal-fired atmospheric water-heating boiler
12/09/1998CN2300033Y 节能水加热器 Energy-saving water heaters
12/09/1998CN2299937Y Vertical hot-tube water jacket heating furnace
12/08/1998US5848223 Double-walled flexible tubing product with helical support bead and heating conductor and apparatus and method for making
12/08/1998US5848222 Appliance for dispensing warm water having an auxiliary heater
12/08/1998US5846224 Container for use with blood warming apparatus
12/08/1998US5845609 Fluid heater coils
12/03/1998WO1998044293A3 Combustion burner for a water heater
12/03/1998DE19723727A1 Lamellar heat exchanger with discs on pipe exposed to combustion gases
12/02/1998EP0881437A2 Water heater with a burner
12/02/1998EP0880660A1 Heating apparatus and method for operation thereof
12/02/1998CN2299283Y Solar water heater
12/02/1998CN2299279Y Hot water heating boiler having radiator inside
12/02/1998CN2299278Y Energy saving water heating boiler
12/02/1998CN2299277Y Household water heater
12/02/1998CN2299276Y Sectional connecting warm water heating coal stove
12/02/1998CN2299275Y Electrical shielding electrothermal tap
12/02/1998CN2299274Y Steam water heater
12/02/1998CN2299273Y Heat superconducting energy saving boiler
12/02/1998CN2299272Y Household automatic coal burning water heating boiler
12/02/1998CN2299271Y Automatic tracker for solar articles
12/02/1998CN1200465A Steam added combustion and multi-purpose hot water boiler
12/02/1998CN1200464A Method for reforming vertical coal boiler into oil combustion boiler
11/1998
11/25/1998CN2298495Y Multifunction two-source energy saving water heater
11/25/1998CN2298473Y Multifunction alloy casting energy-saving civil heating furnace
11/25/1998CN2298472Y Vacuum heat pipe energy saving multipurpose furnace using liqufied petroleum gas
11/25/1998CN2298471Y Combined iron-casting heat exchanger
11/25/1998CN2298470Y High-efficient energy-saving water heating boiler
11/25/1998CN2298469Y Counter burning non-pressure boiler with double fire grates
11/25/1998CN2298468Y Multifunction water heater for household
11/25/1998CN2298467Y Gas-type one-way shower apparatus
11/25/1998CN2298466Y Gas-type two-way steam hot water generator
11/25/1998CN2298465Y No-pollusion gas water heater
11/25/1998CN2298464Y Outdoor separating gas water heater
11/25/1998CN2298463Y Kettle with refrigerating, heating and purification
11/25/1998CN1200229A Fluid heater
11/25/1998CN1040906C Self-controlling device for boiling water
11/19/1998WO1998031045A3 High efficiency ultra-pure fluid heater
11/18/1998EP0878674A2 Water heater
11/18/1998CN2297674Y Briquette heating stove
11/18/1998CN2297673Y Energy-saving water heating boiler
11/18/1998CN2297672Y Domestic energy-saving water heater
11/18/1998CN2297671Y Water heater for quick washing hands
11/18/1998CN2297670Y Improved fully automatic electrical water heater
11/18/1998CN2297669Y Electrical heater for thermal bottle
11/18/1998CN2297668Y Gas natural circulating type domestic steam generator
11/18/1998CN2297667Y Gas auxiliary heating device for solar water heater
11/18/1998CN2297666Y Long pipe type water heater device
11/18/1998CN2297665Y Dual-purpose tap with cold and hot water
11/17/1998US5838879 Continuously cleaned pressureless water heater with immersed copper fluid coil
11/12/1998DE19719643A1 Diverter for exhaust gas flow into heating cylinder
11/11/1998EP0877211A2 Connecting device for a wall mounted heater
11/11/1998EP0877210A2 Connecting assembly for a wall mounted heater
11/11/1998CN2296983Y Light-electricity complementary solar water heater
11/11/1998CN2296977Y Steam combustion-supporting multipurpose water heating boiler
11/11/1998CN2296976Y Horizontal atmospheric boiler
11/11/1998CN2296975Y Vertical atmospheric steam water boiler
11/11/1998CN2296974Y Special energy-saving miniature boiler
11/11/1998CN2296973Y Small atmospheric efficient energy-saving boiler
11/11/1998CN2296972Y Water stored electrothermic water heater
11/11/1998CN2296971Y Energy stored gas combustion water heater
11/11/1998CN2296970Y Non-gas poisoning gas combustion water heater
11/11/1998CN2296969Y Internal thermal high-temp high-pressure water heater
11/11/1998CN2296968Y Electrothermic shower
11/11/1998CN1198522A Ionizing type porous ceramic instantaneous vapour generating board
11/05/1998DE19722822A1 Installation for preparing energy for central heating and for hot water production
11/04/1998CN2296488Y Vacuum tube solar water heater with electrothermal compensation
11/04/1998CN2296486Y 电热水器 Electric water heaters
11/04/1998CN2296485Y Multifunctional gas water heater
11/04/1998CN2296484Y Vapour and water two purpose boiler
11/04/1998CN2296483Y High efficiency water heating boiler
11/04/1998CN2296482Y Console electric water heater for bath
11/04/1998CN2296481Y 电加热容器 Electric heating container
11/04/1998CN2296480Y 立式锅炉装置 Vertical boiler plant
11/04/1998CN2296479Y Insulation porcelain multifunctional water boiling device
11/04/1998CN2296478Y Heat energy using device for lime kiln wall
11/03/1998US5832179 Floor heater with water tube and thin copper electric heating element inserted therein
10/1998
10/29/1998DE19737694C1 Continuous-flow heater for free-flowing foodstuffs
10/28/1998CN2295962Y Superconductive thermal heating furnace
10/28/1998CN2295961Y Electric water heater inner container
10/28/1998CN2295960Y Oil filling type electric heating thermal insulation bath
10/28/1998CN2295959Y Water heater on gas burner
10/28/1998CN2295958Y Water heater on household stove
10/28/1998CN2295957Y 多功能热水器 Multifunctional water heater
10/28/1998CN2295956Y Instant flow electric water heater
10/28/1998CN2295955Y Automatic water temperature regulator of water heater
10/28/1998CN2295954Y Enhanced combustion secondary airing water boiler at normal pressure
10/28/1998CN1197584A Heating element
10/28/1998CN1197186A Directly-firing liquid heating furnace (appts.) with spiral fire duct
10/27/1998US5826569 Low NOx water heater with finned burner
10/27/1998CA2009273C Potable hot water storage vessel and method of manufacture
10/21/1998EP0871841A1 Instantaneous fluid heating device and process
10/21/1998CN2295164Y Quick-acting heater
10/21/1998CN2295163Y Super-conductive heat-pipe coal-burning stove for heating, tea-making bathing
10/21/1998CN2295162Y Domestic energy-saving high-efficient multi-function mini-sized boiler
10/21/1998CN2295161Y High-efficient energy-saving civil boiler
10/21/1998CN2295160Y Electric-heating steam water-heater