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7592572 |
Compressed cartridge heater
A cartridge heater, especially a compressed cartridge heater ( 1 ) has at least one heating coil ( 8, 9 ), which is arranged exposed in a metallic tubular body ( 2 ) and is embedded in a granulated...
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7554064 |
Method for sealing electrical heating elements
An electrical resistance heater element has a metal tube containing an electrical resistance coil that is electrically insulated from the metal tube by magnesium oxide powder, the coil being bonded...
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7188434 |
Molecular filter dehumidification apparatus and plant
A dehumidification apparatus including an outer tubular container ( 2 ) closed at its ends, a first ( 5 ) and a second ( 9 ) transverse grids located inside the tubular container ( 2 ), one grid...
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6625393 |
Water preheating connection piece
A water preheating connection piece ( 6 ) including a connection body including a water flow channel ( 6 a ) and a bore hole ( 7 ), at least one heating rod ( 1 ) having an internal heating element...
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6607608 |
Translatable fiber stripper
A system for stripping an optical fiber includes a source of air and means for generating very short bursts of air. A heater heats the bursts of air to a temperature sufficient to remove the outer...
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6470836 |
Water jacket assembly
A water jacket assembly for an instantaneous gas fired water heater, the assembly including pressed profiled plates made of copper or copper coated steel, one plate being the inverted image of the...
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6317559 |
Apparatus for sealing the end portion of a hot-water tube in which electric heating wires are inserted
An apparatus for sealing an end portion of a hot-water tube in which electric heating wires are inserted enables electric heating wires in hot-water tubes to extend through to the outside, while...
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6280688 |
Rinsing device for sample processing components of an analytical instrument
A device for rinsing sample processing components of an analytical instruments including an inlet coupleable to a fluid source, an outlet coupleable to sample processing components of an analytical...
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6262401 |
Gold-plated water heater element and method of making same
A self-cleaning water heater element is provided. The water heater element is plated with a layer of gold such that the gold surface has a low surface roughness. The smooth gold surface inhibits...
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6205292 |
Fluid heater
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6205291 |
Scale-inhibiting heating element and method of making same
A scale-inhibiting water heater element is provided. The water heater element is coated with a diamond-like coating which has low surface tension to keep scale from forming, and is thermally...
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6154608 |
Dry element water heater
A water heater assembly (20) is disclosed. The water heater assembly includes a tubular housing (22) having an inlet, an outlet, and a channel extending between the inlet and outlet for passing...
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6111232 |
Recovery boiler smelt spout
A heating element comprising: a body having a heating section; heating means inserted in or adjacent to said body, said means capable of generating heat, having a heat flux Q 1 at a temperature T...
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5960857 |
System temperature control tank with integral modulator valve and flowmeter
A machine for circulating cooling water through manufacturing process equipment includes a combination pump and heat exchanger assembly. The machine has a cast metal pump case with two upwardly...
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5882416 |
Liquid delivery system, heater apparatus for liquid delivery system, and vaporizer
A liquid delivery system for delivery of an initially liquid reagent in vaporized form to a chemical vapor deposition reactor arranged in vapor-receiving relationship to the liquid delivery system....
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5859953 |
Electric heating apparatus for deicing pipes utilizing flexible heated hose inserted into pipe
A electric heating apparatus for de-icing pipes includes a flexible hose with a closed bottom end and a top end. The hose has a pair of insulated wires situated within an interior of the hose and a...
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5832179 |
Floor heater with water tube and thin copper electric heating element inserted therein
An apparatus for heating rooms with electrically heated hot water tube, and a method therefor are disclosed. The apparatus for heating rooms with electrically heated hot water tube and a method...
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5740315 |
Fluid heating apparatus
A fluid heating apparatus in which a heating unit (2) and a fluid supply adjusting unit (3) are accommodated in a casing in a manner separated from each other and connected through a flow-in tube...
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5482685 |
Deodorizing apparatus
A catalyst 1 is provided in a gas passage 4 for communicating between a gas flow-in unit 12 and a gas flow-out unit 13, and the catalyst 1 is heated by a heater 2, and a temperature sensor 3 for...
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5396574 |
Tubular high efficiency, non-contaminating fluid heater
A tubular high efficiency, non-contaminating fluid heater includes an elongate tubular member having a coil-like configuration and a sidewall which defines an elongate tubular chamber formed from...
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5371830 |
High-efficiency infrared electric liquid-heater
An infrared electric liquid heater includes an elongated emitter unit contained within an outer containment tube to define an annular volume through which the to-be-heated water flows. The emitter...
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5178651 |
Method for purifying gas distribution systems
An apparatus (10) for purifying gas distribution systems has a gas inlet (12) and a gas outlet (14) for connection to gas distribution lines (54). A housing (22) encloses a resistance heater (24)...
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5113931 |
Heat transfer apparatus
A combination pump and heat exchanger assembly in a manufacturing process temperature controller uses a cast metal pump case with two upwardly opening sockets receiving the lower ends of two tubes,...
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5113478 |
Liquid fuel vaporizing apparatus
This liquid fuel vaporizing apparatus is so designed that liquid fuel is vaporized by a heating plug disposed in a tubular body when the temperature in a combustion chamber is low while it is...
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5095559 |
Heating apparatus
A heating apparatus comprises a closed vessel having thermally conducting walls and containing a gas that is heated by one or more electrical heating elements in the vessel. The vessel is received...
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5054108 |
Heater and method for deionized water and other liquids
A heater for heating dionized water and other liquids which may be very aggressive solvents, the heater constituting one or more heating units having an external cylindrical housing of PTF Teflon...
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4900896 |
Continuous flow water heater with magnetically-actuated flow switch
A continuous flow water heater has a sealed chamber containing an electrical heating element and a diaphragm having an orifice through which water must flow upon a demand for hot water. The center...
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4883943 |
Electric heater for fuel tank discharge opening coupling to prevent fuel waxing
A coupling for connecting a fuel delivery conduit to the discharge opening of a diesel fuel tank includes a hollow fitting body defining a flow passage in which is located an electric heating rod...
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4875957 |
Method of connecting a non-contaminating fluid heating element to a power source
A non-contaminating fluid heater includes a heater body having an inlet and an adjacent outlet at one end, a tube which channels entering fluids centrally through the heater body to a point...
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4873421 |
Liquid-filled electric radiator
A liquid-filled electric radiator has a rectangular, vertically disposed radiator body with an upper horizontal distribution duct connected to a lower horizontal collection duct by a plurality of...
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4855569 |
Water heater for preformed spas and baptismal pools
An electric water heater for preformed spas and baptismal pools includes an elongated horizontally disposed tubular heat exchanger having a water inlet in a first end wall and a water outlet...
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4835365 |
De-ionized fluid heater and control system
A heating system for non-contaminatingly electrically heating a de-ionized fluid includes a master heater unit having a heater body with an inlet an outlet at one end, a tube which channels...
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4818845 |
Storage type electric water heater having a closed circulation loop provided with a bubble pump
An electric storage type water heater includes a tank having cold water introduced into the lower part thereof and an upper part connected by a hot water supply pipe to a faucet. A bubble pump...
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4808793 |
Tankless electric water heater with instantaneous hot water output
A tankless electric water heater having instantaneous hot water output includes an open-ended folded tubular conduit having a separate metal-sheathed immersion heating element inserted in to each...
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4800252 |
Apparatus for heating liquid media by infrared irradiation
An apparatus for heating liquid media, especially for the heating of used oil during its reprocessing by cracking distillation, includes at least one infrared irradiation element located in a...
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4661684 |
Asphalt heating system
An asphalt heating system is comprised of a fuel fired, flue type tank heater, a heat transfer oil system for heating the oil circulated through the plant, and an electric booster heater for...
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4625096 |
Liquid bath temperature control
The temperature of a liquid bath in the tank of a clinical analyzer is precisely regulated to a known reaction temperature, for example, 37.0 degrees C., notwithstanding the transport of cuvettes...
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4604515 |
Tankless electric water heater with staged heating element energization
A tankless electric water heater includes a housing provided with a plurality of separate serially connected heating chambers defining a water flow path from a cold water inlet port to a heated...
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4595825 |
Thermostatically controlled electric water heater
An electric water heater for heating a flow of pool or spa water includes an elongated metallic body of brass, bronze, aluminum or alloys thereof. A lengthwise elongated hollow in the body defines...
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4587401 |
Electric water heating appliance
A heating appliance operable with a single heat source to heat both circulating water and water for domestic use includes an upright cylindrical reservoir containing water for household use and...
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4584463 |
Electric continuous flow heater
A continuous-flow water heater has an elongated closed tank with sidewalls and end closures. The tank is arranged with its longitudinal axis substantially vertical and is provided with a vertically...
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4567350 |
Compact high flow rate electric instantaneous water heater
A compact instantaneous-type electric water heater for household and commercial use provides hot water at a rate of at least five gallons per minute and includes a plurality of individual heating...
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4564962 |
Energy efficient thermosyphoning spa heater system
In a spa a thermosyphoning unit is attached in upright position on the spa shell where such unit comprises an upward flowing cold inlet pipe, a heating pipe, an upward flowing hot outlet pipe, and...
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4553024 |
Gas-purged flexible cable-type immersion heater and method for heating highly corrosive liquids
An electric immersion heating apparatus for heating highly corrosive liquids includes a flexible cable-type immersion heater having a continuous coiled resistance heating element disposed in...
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4502164 |
Device for destroying bacterial flora
A device for destroying bacteria which accumulates in drainage pipes and the like. Previously, no device has been provided which will destroy bacteria which accumulates in drainage pipes. This...
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4501952 |
Electric fluid heater temperature control system providing precise control under varying conditions
A fluid heater, particularly for heating paints, lacquers, varnishes and other spray coating material, includes an elongated hollow tube adapted to be inserted into a fluid flow line for fluid flow...
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4436983 |
Electric water heater with upwardly inclined zig-zag flow path
An electric water heater has an inlet, an outlet and a series of consecutive pipe sections arranged in a zig-zag configuration through which water flows in passing from the inlet to the outlet. The...
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4423311 |
Electric heating apparatus for de-icing pipes
An apparatus for heating liquid in a pipe to prevent freezing of the liquid and for de-icing of frozen pipes includes an elongated housing constructed of plastic material and having a central bore...
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4401882 |
Plumbing fitting
An annular fitting for connecting an immersion heater into a circulating fluid system which includes a groove cut across the threads on the inside of the fitting and a hole through the fitting wall...
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4395618 |
Electric circulation heater for heating fluids such as oil
A circulation heater for heating a fluid, particularly a liquid such as oil, includes an imperforate heavy-duty steel tubular body closed at both ends and having internal vanes establishing a...
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