Patents for F24D 3 - Hot-water central heating systems (9,097) |
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10/27/1999 | CN1232940A Design and installation technology of steam heating system with built-in in support and directly embeded insulating pipe |
10/21/1999 | DE19812272A1 Safety connecting piece for connecting expansion vessel to closed fluid circuit |
10/20/1999 | EP0828975B1 Expansion control for a closed fluid circulation system |
10/20/1999 | CN2344681Y Gas heater |
10/19/1999 | US5967137 High efficiency direct-contact high temperature water heater |
10/14/1999 | WO1999051926A1 Heat exchanger installation |
10/14/1999 | DE19915912A1 Water storage for central heating plant with solar collector |
10/14/1999 | DE19605142C1 Fußbodenverbundkörper Composite floor structure |
10/13/1999 | CN1231399A Total closed type heating (radiating) equipment |
10/12/1999 | US5964402 Apparatus and method for heating a ground surface or volume of air with a portable hot water-type heating system |
10/12/1999 | US5964215 Heating installation with closed liquid circuit |
10/07/1999 | DE19913539A1 Service water collector with heat source in housing |
10/06/1999 | EP0947779A2 Insulating element for laying the pipes of a surface, esp. underfloor heating |
10/06/1999 | EP0947778A2 Insulation element for mounting the pipes of a surface, esp. underfloor heating |
10/06/1999 | EP0947777A1 Replenishing and degassing device |
10/06/1999 | EP0947756A2 Modular fluid element for a sanitary and/or heating installation, in particular a sanitary and/or heating pipe |
10/06/1999 | EP0947636A2 Method of improving durability of a building, building, far-infrared radiation therman storage floor heating system, and method of improving soil of building lot. |
10/05/1999 | US5960818 Filling fitting for filling a closed hot-water heating system |
09/30/1999 | WO1999009811A9 Floor heater |
09/30/1999 | DE19813970A1 Kombiniertes Brauch- und Heizungswasserausdehnungsgefäß Combined domestic hot water and heating expansion vessel |
09/30/1999 | DE19735258C2 Haltegitter zum Halten eines Rohres für eine Flächenheizung oder Flächenkühlung mit gebogenen und geradlinigen Abschnitten Support grid for holding a pipe for surface heating or cooling surface with curved and straight sections |
09/29/1999 | EP0945686A2 Pressure control device with a pump mounted in the fluid chamber |
09/29/1999 | CN1229897A Pressure-less multifunctional boiler heating system |
09/28/1999 | US5957378 Radiant floor and wall hydronic heating systems |
09/28/1999 | US5957122 C-faced heating pump |
09/23/1999 | WO1999047865A1 Air conditioning system for buildings and air-conditioned building, especially a zero energy house |
09/23/1999 | DE19800817A1 Electric domestic heating system |
09/22/1999 | EP0943873A1 Apparatus and method of attaching radiating plate to holders of modular unit for radiant floor and wall hydronic heating systems |
09/22/1999 | EP0943872A2 Combined expansion vessel for heating and sanitary water |
09/16/1999 | DE19810357A1 Lüftungs-Heizvorrichtung Ventilation heater |
09/16/1999 | DE19810189A1 Solar plant for heat supply in buildings by means of liquid heat-carrier |
09/16/1999 | DE19809974A1 Air conditioning method for buildings |
09/16/1999 | DE19803154A1 Integrated building system technique for modular construction |
09/15/1999 | EP0942237A2 Ventilating and heating installation |
09/14/1999 | US5950720 For heating or cooling rooms |
09/14/1999 | US5950575 Hydronic manifold |
09/09/1999 | DE19809024A1 Device for preparing hot water |
09/08/1999 | EP0940636A2 Boiler and process for heating and for producing sanitary hot water |
09/08/1999 | CN2337441Y Multi-function controller for atmospheric boiler pipeline |
09/02/1999 | DE19902587A1 Solar-energy power sourced heating- and hot-water-plant for buildings |
09/01/1999 | EP0939281A1 Method and apparatus for manufacturing radiating ceiling plates and such radiating ceiling plates |
09/01/1999 | EP0938638A1 Suction and filtering system to obtain and process fresh air |
08/26/1999 | DE19907509A1 Control system for remote heating units |
08/26/1999 | DE19855163A1 Hot water supply heating system |
08/26/1999 | DE19807150A1 Hot water distribution pipe for sub-floor central heating system |
08/26/1999 | DE19806166A1 Holding clip for underfloor central heating hose |
08/26/1999 | DE19806157A1 Constructional set for producing water-conducting pipe conduit system |
08/26/1999 | DE19755025C1 Distributor and connecting component part |
08/26/1999 | CA2233279A1 Back-up auto-thermostatic modulating regulator |
08/26/1999 | CA2230855A1 Back-up auto-thermostatic modulating regulator |
08/25/1999 | EP0937220A1 Process for the production of radiating panels made of composite material |
08/19/1999 | WO1999041551A1 Floor heating device with self-regulating cable |
08/19/1999 | DE19755464C1 Ball tap closure system for water supply circuits |
08/18/1999 | EP0936414A2 Substation for district heating |
08/18/1999 | EP0936412A2 Fastening of tubes on heat and/or footfall sound insulating plates |
08/12/1999 | WO1999040373A1 Hot water storage heater, a method for manufacturing thereof and an air bleeding device |
08/11/1999 | EP0934492A1 Connection box |
08/04/1999 | CN2331885Y Hot-water heat exchanger with condensed water recovery device |
08/03/1999 | US5931381 For radiant floor, wall and ceiling hydronic heating and/or cooling systems using metal plates that are heated or cooled by attached tubing that is fed hot or cold water, techniques of improving performance and avoiding condensation when cooling |
08/03/1999 | US5931379 Method and apparatus for controlling a bi-directional pump of a gas boiler |
08/03/1999 | US5930962 Ceiling element for a heating and cooling ceiling |
07/29/1999 | DE19803114A1 Heat exchanger roof with heat conducting elements |
07/29/1999 | DE19802669A1 Heating system for space heating provided by hot water store |
07/28/1999 | EP0931986A2 Solar heating and hot water installation for buildings |
07/28/1999 | CN2330910Y Constant pressure vessel for hot water heating system |
07/22/1999 | DE19901246A1 Heating system for space heating with at least one heating element providing high heating efficiency |
07/22/1999 | DE19818281A1 Expansion vessel control valve unit for hot drinking water having simplified construction and reducing friction losses |
07/22/1999 | DE19801165C1 Room heating plant with heater on hollow divider wall |
07/21/1999 | EP0930470A2 Heating installation with at least one heating element for space heating |
07/21/1999 | EP0930469A2 Heating installation with at least one heating element for space heating |
07/15/1999 | DE19801075A1 Pipe conduit installation for hot water heating system |
07/08/1999 | WO1999034149A1 Ceiling structure for heating or cooling a room |
07/07/1999 | EP0927323A1 Cooling cover, cooling cover components and cooling tubular armature |
07/01/1999 | DE19757951A1 Sturdy prefabricated wall section capable of room air conditioning |
06/24/1999 | WO1999031441A1 Venturi apparatus for flow control |
06/24/1999 | DE19833133C1 Fluid flow divider for motor vehicle cooling circuit |
06/24/1999 | DE19757489A1 Clip for fixing underfloor heating-pipes to perforated flat rail, |
06/23/1999 | CN2325694Y Hot water type domestic heating apparatus |
06/23/1999 | CN1220374A Directly connecting heat supply system without water tank for high-rise building |
06/17/1999 | DE19755550A1 Central heating system |
06/10/1999 | DE19754457A1 Wall heating system with heater connected to inflow and discharge pipes |
06/10/1999 | DE19753566A1 Contact and surface element for hot and cold walls and floors |
06/10/1999 | DE19751883A1 Plastic capillary tube mat of distribution and collector pipes |
06/09/1999 | EP0920596A1 Monolithic heat storage cabinet |
06/09/1999 | EP0920595A1 Holding device for underfloor heating pipes and method for installing such pipes |
06/09/1999 | EP0857282B1 Method and device for heating by means of a heat pump |
05/27/1999 | WO1999025940A1 Support sheet for ground or wall coverings which are exposed to the weather |
05/27/1999 | DE19815023C1 Insulating element e.g. for laying floor heating pipes |
05/26/1999 | CN1217453A Jet-flow type closed recovering and cyclic reutilizing apparatus for condensed water |
05/20/1999 | WO1999024681A1 System for supporting a building and for dispensing air, gas, liquid or for passing cables in said building |
05/20/1999 | DE19750277A1 Covering for outer walls and floors |
05/20/1999 | DE19748739A1 Ceiling cladding in building |
05/19/1999 | EP0916901A1 Scale reducing device for gas-fired boilers |
05/19/1999 | EP0916061A1 Capillary tube heating or cooling slab with a thin covering layer made of cement |
05/19/1999 | CN1217051A Method and device for temp. control of hot tap-water |
05/05/1999 | CN2317431Y Domestic gas boiler for heating and cleaning |
05/04/1999 | CA2183581C Heating system |
04/29/1999 | DE19809587C1 Holder for heating pipes of underfloor central heating system |
04/29/1999 | DE19746799A1 Solar plant |
04/28/1999 | EP0910711A1 District heating establishment |