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| Number | Title | Issue Date |
| 7912360 | Tank system with a main tank and a melting device having a melt tank A tank system can provide a predetermined cold start volume (VKS) of an operating liquid required by a liquid consumer after a cold start. The tank system can provide a urea solution to an SCR catalytic converter. The tank system includes a main tank with... | 03/22/2011 |
| 7330645 | Instant water heating apparatus for cleaning machine Provided is an instant water heating apparatus for a cleaning machine capable of instantaneously heating fluid passing through a flow path and preventing the temperature of the heated fluid from creating a laminar flow. The instant water heating apparatus includes a... | 02/12/2008 |
| 7327950 | Semi-instantaneous water heater system A water heater system includes a boiler having a supply port, an output port and a recirculation input port. A heat exchanger includes first input and output ports, and second input and output ports. An averaging tank has an inlet and an outlet. A first fluid flow s... | 02/05/2008 |
| 7187855 | Device for heating liquids and assembly for use in such a device The invention relates to a device for heating liquids, comprising: a first liquid container for liquid for heating, and a heating element connected to the first liquid container. The invention also relates to an assembly for use in such a device. Such a heating devi... | 03/06/2007 |
| 7007858 | Compact boiler with tankless heater for providing heat and domestic hot water and method of operation A small and compact boiler for providing hot water for indoor heating and domestic hot water and method of operation are provided. The boiler includes a three way valve configured to circulate boiler water through a heating circuit when indoor heat is required, and ... | 03/07/2006 |
| 6996336 | Economical heated grease storage tank A used cooking oil and grease storage tank is comprised of a plastic material such as, polyethylene. Advantageously, a metal heating element or member is secured to a top cover member of the tank and extends downward into the used cooking all and grease stored with ... | 02/07/2006 |
| 6493507 | Water heating unit with integral thermal energy storage The present invention is directed to a water heater which includes a phase change material having a freezing/melting temperature from about 30° C. to about 90° C. The water heater include a source of water, a heating element for heating the water, a hea... | 12/10/2002 |
| 6463212 | Water heating unit with integral thermal energy storage The present invention is directed to a water heater which includes a material having a thermal energy capacity of at least about 25 cal/g and having a freezing/melting temperature from about 20° C. to about 100° C. The water heater include a source of w... | 10/08/2002 |
| 6259074 | Apparatus for regulating the temperature of a fluid The temperature regulating device of the instant invention accurately regulates the temperature of a fluid to be sent through a conduit for either warming or cooling an infusate that is to be provided to a patient. The heater/cooler that is used for regul... | 07/10/2001 |
| 6128438 | Inflammable cleaning fluid heating apparatus Inflammable cleaning fluid heating apparatus are disclosed. The disclosed apparatus safely heat a cleaning fluid such as an inflammable solvent to a predetermined temperature. One of the disclosed inflammable cleaning fluid heating apparatus includes a ma... | 10/03/2000 |
| 6064044 | Automated bottle temperature control system An Automated Bottle Temperature Control System 10 is provided having a main DC power source 34, a water temperature sensing and control means 38, a water level compliance circuit 58, a bottle container rack 205. The main DC power source is provided to sup... | 05/16/2000 |
| 6054692 | Heating device, heat storing type heat generating body and protective sheet for the heating device In a heating device used for melting snow on a road, a roof or the like, or for room heating of in-door facilities, in order to heat a to-be-heated or heated object uniformly over its entire area and enable to utilize effectively a PTC heater, a heat diff... | 04/25/2000 |
| 6047106 | Water heating unit with integral thermal energy storage A water heater which comprises a phase change material having a thermal energy capacity of at least about 25 cal/g and having a freezing/melting temperature from about 15° C. to about 100° C.; a source of water, a heating element for heating the water; ... | 04/04/2000 |
| 5991509 | Temperature adjusting system adapted for use in an electric vehicle and the like In an air heating system for use in an electric vehicle and the like, a heat-transfer fluid supply apparatus includes, a thermo-control circuit (TCCRT) having a thermo-control valve, a fluid-heating circuit (HCRT) having a high DC voltage battery for supp... | 11/23/1999 |
| 5701387 | Storage tank water heater tempering system A hot water tempering system for use with a standard water heater storage tank includes a heat exchanger interposed between the hot water outlet means and the cold water inlet means for transferring heat from hot water exiting from the tank to cold water ... | 12/23/1997 |
| 5353369 | Device for heating a chemical tank with an inert heat exchange fluid using linear and impulsive control A device for heating chemical tanks includes at least one heat exchanger coil immersed inside a chemical tank. An inert gas, such as nitrogen, is heated and made to flow through the coil to heat a solution in the chemical tank to the desired temperature, ... | 10/04/1994 |
| 5348623 | Water heating and distilling apparatus An automatic water heating and distilling apparatus is provided having a hot water reservoir, an evaporator tank, a condenser, a distilled water reservoir and a control mechanism. Water is boiled within the evaporator tank generating steam which is conden... | 09/20/1994 |
| 5237144 | Electromagnetic induction heater An induction coil is formed by winding an electrically conductive wire around an iron core, and at least one turn of a pipe of electrically conductive material is wound around the induction coil. The pipe is short-circuited at positions other than where t... | 08/17/1993 |
| 5190025 | Motor vehicle drinking water warming and heating device A drinking water warming and heating device, comprising a housing having a storage chamber inside thereof and a water circulating space set therebetween. Inside the space is a partition which divides the space into an inner and an outer water circulating ... | 03/02/1993 |
| 4967052 | Microwave heat pipe heating system A microwave heat pipe heating system is provided and consists of at least one sealed heat pipe having self contained water therein. The heat pipe extends from a microwave containment enclosure into a domestic hot water tank. The self contained water heate... | 10/30/1990 |
| 4803343 | Electric fluid heating apparatus utilizing a vaporizable working fluid An apparatus for heating fluid in a storage tank or transport pipe includes a elongated horizontally positioned tubular receiver having a cover plate at one end thereof through which an electric cartridge heater is inserted into a lower portion of the rec... | 02/07/1989 |
| 4797534 | PTC thermistor heating device A heater adapted to be disposed in a vessel whereby to heat liquids contained therein. The heater includes a sealed heat-transmitting cannister that is adapted to be immersed in a vessel containing a liquid media. A foraminous PTC thermistor is disposed i... | 01/10/1989 |
| 4762060 | Apparatus for controlled heating and dispensing of a mixed liquid and solid material An apparatus (10) for heating a liquid and solid material 101 by means of water (100) in a jacket (14) around a reservoir 12 for the material is described. The temperature of the water is regulated by a thermostat (31) and a heater (30). A predetermined l... | 08/09/1988 |
| 4714821 | Heat accumulator A heat accumulator is disposed in heat exchange relationship with a heating system. The accumulator includes a body of a material having a high heat capacity and a high melting point, such as iron or ceramic material. The accumulator is arranged for being... | 12/22/1987 |
| 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 heating the oil and for use as a back-up heating means for the t... | 04/28/1987 |
| 4631388 | Off-peak electric liquid heating system employing regulatable heat pipe A liquid heating system, for example a central heating system, including a heat store in the form of a stack of bricks heated to a relatively high temperature by electric heating elements embedded in the bricks and energized by off-peak electricity is the... | 12/23/1986 |
| 4595131 | Beverage dispensing apparatus The invention relates to beverage dispensing apparatus of the kind comprising a tank, heater for heating a liquid contained therein, and container for storing concentrated beverage and dispensing it to a mixing chamber. An object of the present invention ... | 06/17/1986 |
| 4469935 | Combined domestic use and space heating electric water heater An electric water heater for heating a first volume of water for domestic use and a second volume of water for space heating includes a tank receiving water to be heated for domestic use by a first electric heating element mounted in a lower part of the t... | 09/04/1984 |
| 4408117 | Impedance heating system with skin effect particularly for railroad tank cars An impedance skin effect heating system for tanks or vessels containing a liquid includes a heating unit having a rigid outer pipe conductor mounted through an opening in the tank and extending therein, to be immersed in the liquid and a rigid central con... | 10/04/1983 |
| 4377737 | Electrically heated steam boiler for generating superheated steam A steam boiler for producing superheated steam directly in the boiler from saturated steam being generated therein includes a plurality of vertical sealed high pressure boiler water heating tubes, each provided with an electrical heating element and conta... | 03/22/1983 |
| 4200783 | Apparatus for collecting and thermally storing energy An apparatus for collecting and storing energy includes a thermal energy storage cell having a single-piece steel inner core provided with external thermal insulation. A unit for collecting and converting non-electrical energy into electrical energy, such... | 04/29/1980 |
| 4131785 | Electrically heated liquid tank employing heat pipe heat transfer means The heating apparatus for applying heat to the interior of a chamber includes a modular, removable, electrical, heat-producing unit and a heat pipe mountable in a wall of the chamber with one end of the pipe arranged to receive heat from the electrical he... | 12/26/1978 |
| 4105895 | Electric water heater utilizing a heat pipe A heating device for applying heat to the interior of a closed container containing a liquid therein to be heated includes an elongate cartridge-type electric heating unit and at least one heat pipe having a heat absorbing end and a heat transmitting end.... | 08/08/1978 |
| 4102358 | Pipe thawing device A portable, compartmented receptacle, having an air pressure compartment and a vacuum compartment. Pump means to create pressure in said air compartment and means to heat the air on said air compartment. Pump means to create a vacuum in said vacuum compar... | 07/25/1978 |
| 3962560 | Water heater Water heater which container is provided with an essentially horizontal partition wall with at least one opening which forms communication between an upper compartment for consumption water and a lower compartment for storage water surrounding a heating e... | 06/08/1976 |
