Matches 1 - 50 out of 118 1 2 3 >
Match Document Document Title
7626146 Modular heater systems  
A heat trace assembly for heating a conduit is provided that comprises at least one preformed heat trace section adapted to be placed around at least a portion of the conduit and a connector...
7260320 Electric heat tracing  
Heat tracing of an elongate, thermally-insulated substrate is effected by means of one or more elongate, constant wattage electric heaters mounted in thermal contact therewith beneath the thermal...
7254320 Water supply device for humidifier  
A water supply device for a humidifier having a water tank for retaining water and a vaporizing chamber for producing water vapor with the water supplied from the water tank, is disclosed in which...
7203419 Heated conduit  
A conduit comprising a pipe, an electrical heater extending along the length of the pipe, and a thermally insulating jacket extending around the pipe and heater. The pipe comprises a plastic inner...
7190892 Fluid line  
A fluid line with a pipe provided with a sleeve of a woven or braided fabric, wherein the pipe, in turn, includes at least one conductor. In the finished state of the fluid line, the sleeve...
6792200 System and method for a pre-fabricated heat-traced header  
A flexible heat traced pipe is uniquely pre-fabricated to expedite the installation and repair process. The flexible heat traced pipe includes an inner structure, an outer structure, a heat trace,...
6727481 Heated conduit  
A heated conduit system is disclosed for preventing the freezing of a fluid flowing therethrough, and includes an elongate flexible hose including an inner wall for containing the fluid flowing...
5933574 Heated fluid conduit  
A fluid conduit has a first end and a second end. An insulating cover surrounds the fluid conduit. An elongated heat trace tape is captured between the insulating cover and the fluid conduit. A...
5911748 Water supply line heater control for an ice maker in a recreational vehicle refrigerator  
An ice maker water supply line is provided with a heater. The heater is controlled by a thermally operated switch. The temperature sensor of the switch senses ambient temperature and operates the...
5900179 Heating cable control and monitoring method and system  
A method and system for controlling heating cables wherein a plurality of two-conductor heating cables are disposed in contact with heatable vessels to heat the vessels. Power lines having at least...
5782301 Oil well heater cable  
A heater cable is strapped alongside tubing in a well to heat the production fluids flowing through the tubing. The heater cable has three copper conductors surrounded by a thin electrical...
5294780 Heating and insulation arrangement for a network of installed pipes and method  
A technique for installing and replacing, if necessary, readily bendable electrical heat-tracing cable on and insulating a network of installed pipes including straight sections, straight joints,...
5287913 Hose assembly and temperature control system utilizing the hose assembly  
A temperature control system for an adhesive application system in which adhesive is delivered from a pump to a nozzle for application in bead form to a part. The control system includes a hose...
5256844 Arrangement in a pipeline transportation system  
The present invention relates to a transportation pipe or conduit (10, 20, 30) which preferably is adapted to be installed on the seabed between a permanent or floating off-shore platform (3) and...
5182792 Process of electric pipeline heating utilizing heating elements inserted in pipelines  
A process to clear pipelines carrying fluids viscous and/or rich in organic residues includes the introduction of a heating element inside a pipeline carrying the fluids through a coupling spool...
5086836 Retarding heat tracing system and method of making same  
A retarding heat tracing system amd method of making same adapted to externally heat a process pipe including a channel member, a heat transfer element, a retarding heat transfer strip made from a...
4874925 Electrically heated hose assembly for conveying electrically conductive liquids  
An electrically heated hose for providing heat only to the section of hose which contains an electrically conductive liquid therein includes a plurality of resistance heating elements positioned...
4859834 Power controller for heat tracing cable which responds to ambient temperature  
A power controller is provided for controlling the distribution of power to heat tracing cable or the like. Heat tracing cable is used for maintaining a desired process temperature in pipes or...
4751495 Analog pulsed heat trace monitor or the like  
A system, utilizing an analog pulsed signal, is for monitoring the condition of a system, by way of illustration, a multi-circuit electrically heat-traced substrate. The system senses the...
4725713 Electrically heated hose employing a hose simulator for temperature control  
A system for electrically heating a hose of the type used to transport one or more fluid components from a remote location to a point of application includes at least one fluid conduit and an...
4661687 Method and apparatus for converting a fluid tracing system into an electrical tracing system  
A method and apparatus for converting a fluid tracing system, e.g., a thermally insulated steam heat tracing system for a substrate, into an electrical heat tracing system for the substrate. A...
4650964 Electrically heated transfer line for capillary tubing  
A heated transfer line for heating a small glass capillary tube is disclosed. The transfer line is small and removable yet highly efficient, capable of uniformly heating a glass capillary tube over...
4606320 Fuel preheating unit  
A fuel preheating unit for internal combustion engines is placed between the carburetor and fuel pump. The unit consists of spaced concentric insulating sleeves surrounding the fuel line and held...
4575614 Pipe thawing apparatus  
An electric pipe thawing apparatus for thawing frozen water pipes by passing electric current therethrough incorporates various safety feature rendering the apparatus fail-safe in operation. The...
4558206 Electric heating apparatus for providing freeze protection for fluid-control devices at well sites  
An electric heating apparatus for providing freeze protection for a fluid-control device, such as a gas regulator, at a well site includes a flexible electric heating pad adapted to be wrapped...
4558210 Electric cast-metal heater  
An electric heater comprising a metal casting having an electric heating element of sinuate shape cast therein. The casting has a plurality of ventilation openings therethrough located between the...
4492951 Glass captivated heating unit for still or the like  
A capillary tube is shrunk around a wire heating element, fashioned into the desired configuration, and situated between the exterior surface of a cylindrical inner glass tube and the interior...
4484061 Temperature control system for liquid chromatographic columns employing a thin film heater/sensor  
A temperature control system for a liquid chromatographic column includes a thin film heater/sensor comprising a foil-like patterned heating element adhesively mounted between a pair of flexible...
4477715 PTC thermistor controlled electric diesel fuel heater  
An electric heater for heating diesel fuel includes a housing having an inlet and an outlet. A flat disk-shaped PTC thermistor is centrally mounted in the housing and is arranged so that the inlet...
4453159 Self-monitoring heat tracing system  
A self-monitoring heat tracing system including a heating conductor, a monitor conductor, and a control circuit which monitors the integrity of the heat tracing conductor and provides alarm signals...
4429213 Electrically heated fluid conduit  
An electrically heated fluid conduit includes a plastic pipe adapted to carry a flow of fluid subject to freezing at low temperatures, an electric resistance heater disposed around the pipe and...
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...
4396824 Conduit for high temperature transfer of molten semiconductor crystalline material  
A conduit for high temperature transfer of molten semiconductor crystalline material consists of a composite structure incorporating a quartz transfer tube as the innermost member, with an outer...
4372279 Heated fuel line  
A heated fuel line for preventing solidifying of fuel in the fuel line of an engine in extremely low-temperature environments includes an electrical resistance heating element positioned directly...
4254326 Electrical heater apparatus  
An expansion joint for metallic foil strip heaters encasing resistive heating elements comprised of a bend formed in the metallic foil strips. The expansion joint is formed by use of a tool for...
4248177 Animal waterer with recirculating water system  
A recirculating animal waterer is disclosed. In one embodiment, the waterer includes a supply conduit which extends from a remote water source underground at a level below the frost line to a first...
4218607 Water circulating device for an animal watering apparatus  
An animal watering apparatus has an exterior housing with a water pipe disposed therein leading from a below ground source of water under pressure to an above ground outlet valve mechanism which...
4214147 Electric heating system for controlling temperature of pipes to prevent freezing and condensation  
A tubular enclosure for a pipe which provides air-blanket insulation around the pipe, and an electric heater cable in the enclosure running along the underside of horizontal lengths of the pipe,...
4203186 Heat transfer  
A method of enhancing heat transfer between a heating or cooling element (such as a steam tracer heating line) and a conduit or vessel, comprising emplacing heat transfer material (such as a heat...
4152577 Method of improving heat transfer for electric pipe heaters  
A method for improving the heat transfer between an elongated electric resistance heating element and a pipe on which the heating element is mounted without use of heat transfer cement comprises...
4123837 Heat transfer method  
A method of enhancing heat transfer between a heating or cooling element (such as a steam tracer heating line) and a conduit or vessel, comprising emplacing heat transfer material (such as a heat...
4104148 Electroplating tank having electric rinse water heating system  
A system for heating water to be utilized for rinsing material plated in an electroplating tank includes an electrically conductive water coil electrically connected in series between the spaced...
4091261 Electrically heated animal watering device  
An animal watering apparatus of a type having an inlet pipe connected to a source of water under pressure and an outlet valve which can be actuated by an animal to release water directly into the...
4080527 Electrically traced piping transition  
A novel transition through a wall separating a hazardous area from a less hazardous area is provided for an electrically traced, insulated conduit. The transition provides continuity of heating and...
4069409 Electrically heated fluid coupling apparatus  
An electrically heated fluid coupling apparatus having an electrical resistance heating element positioned inside a hollow heating conduit which runs along the side of the fluid conduit, which...
4066201 Method of joining metal parts  
A method of joining metal elements such as heating tubes, pipes, rods, metal cords, or other lengthy elements having similar profiles, with a plate or other flat, molded, metal surface by use of a...
RE29332 Pipe heat transfer assembly and method of making same  
Pipe heat transfer assembly and method of making same, wherein a strip of heat transfer material is pre-shaped to a solid flexible form for closely comforming conforming with a heat transfer...
3985994 Drain pipe sterilization  
The connecting pipe portion between the outlet pipe and the drain pipe of a wash basin is surrounded by an electric heater for heating the interior of the connecting pipe portion to a temperature...
3972821 Heat transfer composition and method of making  
A heat transfer composition, consisting essentially of an epoxy resin, a high temperature curing agent therefor, nitrile rubber, polybutene, particulate heat transfer coefficient-increasing filler...
3971416 Preinsulated pipe assembly and pipeline  
A preinsulated pipe assembly and pipeline formed from a plurality of such assemblies. Each pipe assembly includes a pipe with a heater housing mounted thereon to form a cavity along the exterior of...
Matches 1 - 50 out of 118 1 2 3 >