Patents for H05B 3 - Ohmic-resistance heating (42,733)
02/1980
02/26/1980US4190407 Apparatus for filling heating tube
02/26/1980CA1072616A1 Submersible thermostatically controlled heaters
02/20/1980EP0008275A1 Plug connector comprising an automatic control device to stabilise the temperature of at least one connection point
02/20/1980EP0008235A2 Semi-conductive polymeric compositions suitable for use in electrical heating devices; flexible heating cables made by using said compositions and method for making the like cables
02/19/1980CA1072167A1 Tubular heater for melting ice blockages on a roof
02/12/1980CA1071677A1 Self-regulating positive temperature coefficient electrical heating element
02/07/1980WO1980000164A1 Accessory for flat key for a lock
02/06/1980EP0007857A1 Heatable and/or alarm glazing and intermediate layer used in its manufacture
02/05/1980CA1071281A1 Heat-recoverable laminated heater with ptc layer operating above switching temperature
02/05/1980CA1071279A1 Extension thermostat for electric heating element control
02/05/1980CA1071278A1 Windshield heating device
01/1980
01/29/1980US4186369 Connector for terminating the end of a sheathed heating element
01/29/1980US4186295 Control system for a chromatography apparatus oven door
01/29/1980US4186294 Radiant therapeutic heater
01/29/1980CA1070477A1 Electrical resistance furnace for the production of silicon carbide
01/23/1980EP0007198A1 Igniter
01/22/1980US4184351 High-production method and apparatus for making grooved resistance ribbon for electrical heating coils
01/22/1980US4184350 High-production method and apparatus for making spiral convolution electrical heating coils
01/15/1980US4184067 Heat control apparatus
01/15/1980US4184065 Heating apparatus having ellipsoidal reflecting mirror
01/09/1980EP0006567A1 Heating element for electrically heating stairs, floors, concrete elements, etc.
01/08/1980US4182948 Electric heating elements
01/08/1980US4182183 Thermistor circuit
01/01/1980US4180901 Compact PTC resistor
12/1979
12/27/1979WO1979001140A1 Process and device for welding sleeves
12/25/1979US4180723 For use at high temperatures
12/25/1979US4180697 Vacuum oven with graphite heating
12/25/1979CA1068622A Sample line tube
12/18/1979US4179603 Radial blade heating device
12/18/1979US4179600 Device for fusing toner on a carrier of electrostatic images
12/13/1979WO1979001058A1 Heating apparatus
12/11/1979US4178497 End seals for electric immersion heating elements
12/11/1979US4177719 Cooking process and apparatus
12/04/1979US4177446 Heating elements comprising conductive polymers capable of dimensional change
12/04/1979US4177376 Layered self-regulating heating article
12/04/1979US4177375 Heating device having an optimized heating element of PTC thermistor material
12/04/1979CA1067583A1 Dual-gas shielding method
11/1979
11/28/1979EP0005486A1 Cooking appliance with a vitreous-ceramics cooking plate
11/27/1979US4176274 Method of coupling plastic pipes by welding and a connection piece for coupling same
11/27/1979US4175863 Graphite tube atomizer for flameless atomic absorption spectroscopy
11/20/1979US4175229 Engine block heater
11/20/1979US4175164 Thermoelectric generator electrode
11/20/1979US4174971 Silicon carbide body containing a molybdenum disilicide alloy
11/15/1979WO1979000961A1 Welding sleeve of thermoplastic material
11/15/1979WO1979000957A1 Electric heater assembly for diffusion pumps
11/15/1979WO1979000924A1 Tubular heating element
11/13/1979US4174511 Bimetal device with an electrical heating element
11/13/1979US4173823 Resistance heater for a pizza carton
11/13/1979CA1066344A1 Terminal block mounting for a plug-in surface heating unit
11/13/1979CA1066343A1 Flat plate heating unit with foil heating means
11/13/1979CA1066341A1 Switching circuit in a vehicle for temporarily applying full alternator voltage to an electrically heated window
11/13/1979CA1066047A1 Air flow for expanded metal heater
11/13/1979CA1066019A1 Collector apparatus for gaseous reaction products
11/06/1979US4173595 Thermosetting composition from bis-imide, N-vinyl pyrrolidone and unsaturated polyester
11/01/1979WO1979000886A1 Clothing element or accessory intended to be adapted closely to a part of the human body and process for adapting this element or accessory to this part of the human body
10/1979
10/23/1979USRE30126 Bilateral heater unit
10/23/1979CA1064998A1 Contact element and process for the manufacture thereof
10/17/1979EP0004829A2 Process for fitting an article of dress or accessory to a part of the human body and article or accessory for carrying out the process
10/16/1979CA1064561A1 Method and means for segmentally reducing heat output in heat-tracing pipe
10/03/1979EP0004302A1 Electrical cooking plate
10/02/1979US4169963 Electrically heated melting furnace for mineral materials
09/1979
09/20/1979WO1979000705A1 Solid state electrically conductive laminate
09/19/1979EP0004188A1 Heating unit capable of generating heat upon passing an electric current therethrough, method for producing such a heating unit, and heating systems comprising such a heating unit
09/18/1979US4168425 Electrical heater construction and method of making the same
09/18/1979US4168423 Support leg for the bake element of an electric oven
09/18/1979CA1062755A1 Layered self-regulating heating article
09/11/1979CA1062340A1 Improper load protection for induction heating appliance
09/11/1979CA1062005A1 Cylindrical elongated furnace for heat treating material
09/04/1979CA1061870A1 Electric electrode device for taking out dents
08/1979
08/21/1979US4165456 Device for heating to consumption temperature a liquid commestible product sealed in a disposable container
08/21/1979CA1060857A1 Hot melt dispenser
08/14/1979US4164646 Solid current carrying and heatable member with electric connection
08/14/1979US4164645 Device for heating liquids contained in sealed plastics containers
08/14/1979US4164642 Radiant-hot air heater
08/14/1979US4164175 Broilers and electric heaters therefor
08/14/1979CA1060518A1 Thermostatically controlled electrical heater assembly
08/14/1979CA1060517A1 Heated door
08/07/1979US4163895 Electrolytic water heater
08/07/1979CA1060073A1 Circular bilateral heating unit formed from pressed u-shape electrical resistance heating unit
07/1979
07/31/1979US4163146 Electrical heating element comprising a helix of wire wound on at least one insulating plate
07/31/1979US4163145 Aquarium heater
07/31/1979US4163144 Heated doors
07/26/1979WO1979000463A1 A method for vulcanizing an insulating layer of an electrical cable
07/24/1979US4162395 Heating unit for heating fluid
07/24/1979US4162393 Electric heating mattress
07/24/1979US4162379 Apparatus for deriving a feedback control signal in a thermal system
07/24/1979CA1058846A2 Rear window defroster
07/17/1979US4161648 Electrical radiation heater for a glass ceramic plate
07/17/1979US4161622 Insulator assembly having novel feedthrough portion
07/17/1979CA1058674A1 High-temperature furnace electrical radiant tube heaters
07/17/1979CA1058673A1 Silicon carbide shapes resistance heater elements
07/17/1979CA1058394A1 Method for producing an electrically-insulating potting compound
07/11/1979EP0002660A1 Heating device for a switch box
07/10/1979US4160897 Ceramic heating element with restivity adjusted to a certain value
07/03/1979US4160152 Heating unit
07/03/1979CA1057494A1 Cylindrical elongated furnace for heat treating material
06/1979
06/27/1979EP0002487A1 Thermal insulating panel and its application
06/26/1979US4159411 Portable radiant heating apparatus
06/26/1979US4159392 Apparatus for mounting a primary electrode
06/19/1979US4158764 Device for heating liquid in a container