Patents
Sitemap › H05 - Electric techniques not otherwise provided for › H05B - Electric heating; Electric lighting not otherwise provided for › H05B 3 - Ohmic-resistance heating
Patents for H05B 3 - Ohmic-resistance heating (42,733)
08/1991
08/27/1991US5043559 Radiant electric heaters
08/27/1991US5043558 Deicing apparatus and method utilizing heat distributing means contained within surface channels
08/27/1991CA1288144C Anti-frost system for a windshield of a motor vehicle
08/27/1991CA1288122C Temperature controlled hot plate
08/22/1991WO1991012701A1 Seat heater
08/22/1991WO1991012477A1 High temperature diffusion furnace
08/22/1991DE4100008A1 Electrical heating apparatus for corrosion fluid
08/22/1991DE4004508A1 Power control for ohmic load e.g. cooking hob - using combination of symmetrical oscillation packet control and DC-free half-wave control
08/21/1991EP0442808A1 Electrothermal generator for heating liquids with a strip heating resistor wrapped around the tube
08/21/1991EP0442284A2 Electric cooking plate
08/21/1991EP0442275A2 Device for detecting a vessel put in the heating zone of a cooking or heating apparatus
08/21/1991EP0442139A2 Method and device for steering the power of at least one consumer
08/21/1991CN2083381U Combined electric-heating plate
08/21/1991CN2083380U Safety electric heater
08/21/1991CN2083379U Low-voltage dc electric heater
08/21/1991CN2083378U Portable safety heating thermal insulator
08/21/1991CN2083377U Multi-functional domestic electric heater
08/21/1991CN1053986A Thick-film electrode material and preparing method thereof
08/21/1991CA2030258A1 Method and apparatus for developing heat within conductive materials
08/20/1991US5041717 Universal ski boot heater
08/20/1991US5040964 Apparatus for polymerization of plastic dental material
08/20/1991CA1287860C Electrical technique for fusing glass
08/20/1991CA1287772C Printing
08/17/1991WO1991012473A1 Improved rethermalization cart assembly
08/17/1991CA2075952A1 Rethermalization cart assembly
08/14/1991EP0441139A2 Control of cooking plates
08/14/1991EP0350485A4 A heating and insulation arrangement for a network of installed pipes and method
08/14/1991DE4104098A1 Electrically heated garment with plug connector and thermostat - incorporates flat plate heated by current from DC supply via twin flex compatible with free plug
08/14/1991DE4004308A1 Electric hotplate with feedthrough connector
08/14/1991DE4003872A1 Electric cooking plate control circuit - has auxiliary switch contact for switching in auxiliary heating stage at max. load
08/14/1991CN2082940U Locking device for electrothermal body of heat-treatment furnace
08/14/1991CN2082939U Flexible electric heating plates
08/14/1991CN2082938U Multifunctional electrothermal mat
08/14/1991CN2082937U Multipurpose electric heating plates
08/14/1991CN2082606U Multifunctional electrothermal stick for dental use
08/13/1991US5039840 Flame spraying metal powder, resistance, automobile cigarette lighter
08/13/1991US5038853 Heat exchange assembly
08/13/1991US5038458 Method of manufacture of a nonuniform heating element
08/08/1991WO1991011892A1 Electric tubular heating element and method for making the same
08/08/1991WO1991011658A1 Destroying waste using plasma
08/08/1991DE4003442A1 Electric waffle iron or grill plate - has hinged construction and signal controls in thermally isolated housing in bottom section
08/07/1991EP0413002A4 Sputtered multi-layer color compatible solar control coating
08/07/1991CN2082502U Blood vessel extensional belt
08/07/1991CN2082500U Electric warming blanket of multiwarm areas type
08/06/1991US5038395 Reflector furnace
08/06/1991US5038019 For semiconductor
08/06/1991US5038018 Electrical heating
08/06/1991US5037524 Apparatus for treating liquids with high-intensity pressure waves
08/06/1991CA1287250C Apparatus and method for electrical heating of food products
08/01/1991DE4019357C1 Flexible, electrically heatable, transparent panel - has heating grid embedded in sheet of thermoplastic material suitable for rear window of convertible car
07/1991
07/31/1991EP0438941A1 Device and method for preventing corrosion of a metallic insulated casing
07/31/1991EP0438862A2 Electrically-powered linear heating element
07/31/1991EP0438839A1 Electrical conductors formed of sub-oxides of titanium
07/31/1991EP0438656A2 Cooking plate
07/31/1991CN2082057U Electrical heating pipe
07/31/1991CN2082056U Heater using lost heat of filament lamp
07/30/1991US5036180 Electrical indoor broiler
07/30/1991US5036179 Visible light and infra-red cooking apparatus
07/30/1991US5036177 Method for reducing hazards due to low frequency electric and magnetic fields
07/30/1991US5035561 Apparatus for binding leaves with heat
07/30/1991CA1287091C Ptc heating device
07/25/1991WO1991011891A1 Electrically conductive laminate for temperature control of surfaces
07/25/1991WO1991010867A1 Porous ceramic body electrical resistance fluid heater
07/25/1991WO1991010564A1 Heatable windscreen
07/25/1991DE4042056A1 Pipe arrangement with thermally=insulated pipe core - has core wrapped in helical electrical-heating wire or strip covered by thermally and electrically insulating layer
07/25/1991DE4019703A1 Heatable windscreen panel for vehicle - has laminated structure divided horizontally into three areas for high transparency, high sun protection and high heating capacity
07/24/1991EP0438254A2 Circular heater lamp
07/24/1991EP0437826A2 Electric cooking system for at least one cooking plate
07/24/1991EP0437700A2 Heated window power supply-arrangement from the onboard-vehicle energy supply network
07/24/1991EP0437641A1 Heated steering wheel and its process of manufacture
07/24/1991CN2081622U Heating thermostat
07/24/1991CN2081621U Multi-functional heating insulating unit
07/24/1991CN1013334B High power electrothermal convertor and processing technique thereof
07/23/1991USRE33644 Ferromagnetic element with temperature regulation
07/23/1991US5034721 Heating element conveniently formed from flat blank
07/23/1991US5034595 Cartridge heater assembly
07/23/1991US5034594 Portable electrically heated seat cushion
07/23/1991CA1286614C Heating and insulation arrangement for a network of installed pipes andmethod
07/18/1991CA2034185A1 Electric cooking means
07/17/1991EP0437377A1 Cryogenic conduit
07/17/1991EP0437239A2 Process for the production of molded article having positive temperature coefficient characteristics
07/17/1991EP0437149A1 Procedure for supplying electrical power to a resistance, the electrical circuit to produce this effect and the uses of this circuit
07/17/1991EP0436584A1 Method of making a conductive polymer sheet.
07/17/1991CN2081183U Electric heating plate for warming sentry box
07/17/1991CN2081182U Electrothermic gloves
07/17/1991CN2080834U Electrically heating cock for hot-water bag
07/17/1991CN1053050A Far infrared ceramics powder and prepn.thereof
07/16/1991US5033107 Electric sauna heater
07/16/1991US5032706 Electric radiant heater
07/16/1991US5032705 Electrically heated garment
07/16/1991US5032703 Self regulating temperature heater carrier strip
07/16/1991US5032702 Tool for soldering and desoldering electrical terminations
07/12/1991CA2033818A1 Process for supplying power to a resistor, circuity therefor and uses thereof
07/11/1991WO1991009720A1 Improvements relating to heating units
07/11/1991DE4000259C1 Electrically heatable sole with temp.-control circuit - embedded with temp. sensors in plastics material layer with power from batteries in further plastics material layer
07/10/1991EP0435923A1 Conductive polymer composition
07/10/1991EP0252126B1 Maintenance of uniform optical window properties
07/10/1991CN2080364U Direct-heating electric chafing dish
07/10/1991CN1052982A Electric water heater with fuse protector
07/10/1991CN1013165B Electrode connection method for direct electric heating far-infrared radiation element
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