Patents for F24H 9 - Details (27,146)
03/1999
03/02/1999US5877689 Leak detector
03/02/1999US5875837 Liquid cooled two phase heat exchanger
02/1999
02/25/1999WO1999009790A1 Electric heating panel
02/25/1999DE19753339A1 Modular installation box for central heating installation
02/25/1999DE19735079A1 Fuel-operated heater, e.g. for vehicles
02/25/1999DE19733979A1 Heating radiator valve housing with seat and connections
02/24/1999EP0898126A1 Domestic water heating device
02/24/1999EP0898119A2 Device and method for heating domestic water
02/24/1999CN2308850Y Automatic controlling and interlocking device of household gas water heater and forced exhauster
02/18/1999DE19733085A1 Electrical heater, esp. electrical storage heater
02/17/1999CN2308053Y Thermostat for directly-heated water heater
02/17/1999CN1208160A Thermostatic controlled gas water-heater
02/16/1999US5872890 Spa water heater apparatus
02/16/1999US5872888 Electric radiator with a heating body embedded in a light alloy unit
02/16/1999US5870977 Boiler in which water is heated by passing through a furnace
02/11/1999WO1999006776A1 Hot water heater with separator structure
02/11/1999DE19734393A1 Heating body, particularly tube radiator
02/11/1999DE19734340A1 Flat heater-body
02/10/1999CN2307252Y Water temp. regulating cock for gas water heater
02/10/1999CN2307251Y Safety electrothermal water heater
02/10/1999CN2307250Y Water storage type water heater controlled by microcomputer
02/10/1999CN2307249Y Water pressure constant-current device for water heater
02/10/1999CN2307248Y Fully automatic controller for electrothermal water heater
02/10/1999CN2307247Y Double blocking gas controller for water heater
02/10/1999CN2307246Y Drawer type electrical equipment box for water heater
02/10/1999CN2307245Y Boiler with easy-to-dismount shell
02/10/1999CN1207477A Water-controlled water heater and water-controlled constant-temp. water heater
02/10/1999CN1207468A Two-way water pressure difference valve
02/03/1999EP0895034A1 Gas-fired wall boiler with improved supporting frame and expansion tank arrangement
02/03/1999CN2306453Y Three-ring water jacket fire-depressed type air heating stove
02/03/1999CN2306418Y Gas pressure auto-controller
02/02/1999US5866880 Fluid heater with improved heating elements controller
01/1999
01/28/1999DE19744482C1 Coupling pipe for heating panels
01/28/1999DE19731190A1 Heat exchanger pipe for hot gases in boiler
01/27/1999CN2305619Y Water controlled linkage smoke exhausting controller for gas water heater
01/27/1999CN2305618Y Wired remote controller for split water heater
01/27/1999CN2305617Y Two-way controllable valve for gas water heater
01/27/1999CN2305616Y Gas water heater with water igniting system
01/27/1999CN2305602Y Wired remote control plane super thin mural type gas water heater
01/26/1999CA2152692C Gas quick water heater
01/20/1999CN2304866Y Device for complete combustion
01/20/1999CN2304865Y Elastic device for automatic shutting turning stopper
01/19/1999US5862303 Electrically heated pipe with helically wound amorphous alloy heater
01/16/1999CA2243063A1 Improved heater for liquids
01/14/1999WO1999001734A2 Device and method for smoke testing of gas furnace heat exchangers
01/14/1999DE19734814C1 Fuel burning heater for motor vehicle
01/14/1999DE19729607A1 Device for heating heat carrier e.g. at vessel wall
01/14/1999DE19729213A1 Heat-recovery method from outgoing or incoming medium
01/14/1999DE19728173A1 Water flow increasing device for heating boiler
01/13/1999EP0890800A2 Radiator with one or more plates having at least two different sections
01/13/1999CN2304076Y Improved water box for gas water-heater
01/13/1999CN2304075Y Telescopic smoke-exhausting device for gas water-heater
01/13/1999CN1204966A Blood warming apparatus
01/12/1999US5859363 Device and method for smoke testing of gas furnace heat exchangers
01/07/1999EP0889287A2 Combustion apparatus
01/07/1999DE19732339A1 Pipe distributor system for central heating and house water systems
01/06/1999CN2303230Y Intensive heat conducting sleeve type cooling pipeline for high temp. gas burner having universal expansion joint
01/06/1999CN2303219Y Heat storage type electric heating quick action shower
01/06/1999CN2303213Y High efficiency energy saving series boiler having multi controlling device
01/06/1999CN1204035A 燃烧装置 Combustion device
01/05/1999US5855319 Vehicle heater
01/05/1999CA2116739C Water heater with integral mixing valve
12/1998
12/30/1998EP0764256B1 Electric radiator with a heating body embedded in a light alloy unit
12/30/1998CN2302478Y Time-controller for oil combustion boiler
12/30/1998CN2302477Y Electrical heating device for safety electric water heater
12/30/1998CN2302476Y Temperature induction boiler limiting water level automatic alarming protector
12/30/1998CN2302475Y Gas and water quantity regulating structure for water heater
12/30/1998CN1203730A Fluid heater with improved heating elements controller
12/30/1998CN1203348A Overflow water heater ball float controlling switch
12/30/1998CN1203342A Outdoor burning machine
12/29/1998CA2123356C Ultra-high efficiency on-demand water heater
12/24/1998DE19726474A1 Water boiler with horizontal combustion chamber
12/23/1998CN2301677Y Safety device of electronic control circuit for gas water heater
12/23/1998CN2301676Y External flue for balanced water heater
12/23/1998CN2301668Y 自动热水器 Automatic water heater
12/23/1998CN2301633Y Stepless temp. regulator
12/16/1998EP0884532A1 Method and device for controlling the temperature of a fluid heated by a burner
12/16/1998CN2300858Y Quick electric water heater
12/16/1998CN2300857Y Water heater with flow stabilizer
12/16/1998CN2300856Y Sealing device of joint part between cylinder and coal stove in vertical boiler combustion using honeycomb briquet
12/15/1998US5848586 Fire safety collar for gas water heaters
12/09/1998CN2300047Y Fuel gasifier for fuel water heater
12/09/1998CN2300046Y Enclosed casing of gas water heater
12/09/1998CN2300000Y Miniature air compressor for oil-burning water heater
12/02/1998EP0881439A2 Gas fired water heater with a flue gas collecting hood
12/02/1998EP0881438A2 "Inlet for a water heater"
12/02/1998EP0881437A2 Water heater with a burner
12/02/1998CN2299282Y Electronic controlled circuit safety device of gas water heater
12/02/1998CN2299281Y Partition wall controller of gas water heater
12/01/1998US5844492 Water leakage detection and gas shut-off device
11/1998
11/26/1998DE19721744A1 Boiler housing for liquid or gaseous fuels
11/25/1998CN2298481Y Linked switch for water heater and scavenger fan
11/25/1998CN2298480Y Automatic thermostatic runoff device for gas water heater
11/25/1998CN2298479Y Automatic monitoring electric energy water heater
11/25/1998CN2298478Y Infrared control device for automatic electrothermal water heater
11/25/1998CN2298477Y Automatic thermostatic water medium electric heater
11/25/1998CN2298476Y Au-plastic water boiling alarm whistle used on water heater
11/25/1998CN2298464Y Outdoor separating gas water heater
11/25/1998CN1199844A T-shaped combination of electrical temperature control heaters
11/25/1998CN1040906C Self-controlling device for boiling water