Patents for F24D 3 - Hot-water central heating systems (9,097)
10/1999
10/27/1999CN1232940A Design and installation technology of steam heating system with built-in in support and directly embeded insulating pipe
10/21/1999DE19812272A1 Safety connecting piece for connecting expansion vessel to closed fluid circuit
10/20/1999EP0828975B1 Expansion control for a closed fluid circulation system
10/20/1999CN2344681Y Gas heater
10/19/1999US5967137 High efficiency direct-contact high temperature water heater
10/14/1999WO1999051926A1 Heat exchanger installation
10/14/1999DE19915912A1 Water storage for central heating plant with solar collector
10/14/1999DE19605142C1 Fußbodenverbundkörper Composite floor structure
10/13/1999CN1231399A Total closed type heating (radiating) equipment
10/12/1999US5964402 Apparatus and method for heating a ground surface or volume of air with a portable hot water-type heating system
10/12/1999US5964215 Heating installation with closed liquid circuit
10/07/1999DE19913539A1 Service water collector with heat source in housing
10/06/1999EP0947779A2 Insulating element for laying the pipes of a surface, esp. underfloor heating
10/06/1999EP0947778A2 Insulation element for mounting the pipes of a surface, esp. underfloor heating
10/06/1999EP0947777A1 Replenishing and degassing device
10/06/1999EP0947756A2 Modular fluid element for a sanitary and/or heating installation, in particular a sanitary and/or heating pipe
10/06/1999EP0947636A2 Method of improving durability of a building, building, far-infrared radiation therman storage floor heating system, and method of improving soil of building lot.
10/05/1999US5960818 Filling fitting for filling a closed hot-water heating system
09/1999
09/30/1999WO1999009811A9 Floor heater
09/30/1999DE19813970A1 Kombiniertes Brauch- und Heizungswasserausdehnungsgefäß Combined domestic hot water and heating expansion vessel
09/30/1999DE19735258C2 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
09/29/1999EP0945686A2 Pressure control device with a pump mounted in the fluid chamber
09/29/1999CN1229897A Pressure-less multifunctional boiler heating system
09/28/1999US5957378 Radiant floor and wall hydronic heating systems
09/28/1999US5957122 C-faced heating pump
09/23/1999WO1999047865A1 Air conditioning system for buildings and air-conditioned building, especially a zero energy house
09/23/1999DE19800817A1 Electric domestic heating system
09/22/1999EP0943873A1 Apparatus and method of attaching radiating plate to holders of modular unit for radiant floor and wall hydronic heating systems
09/22/1999EP0943872A2 Combined expansion vessel for heating and sanitary water
09/16/1999DE19810357A1 Lüftungs-Heizvorrichtung Ventilation heater
09/16/1999DE19810189A1 Solar plant for heat supply in buildings by means of liquid heat-carrier
09/16/1999DE19809974A1 Air conditioning method for buildings
09/16/1999DE19803154A1 Integrated building system technique for modular construction
09/15/1999EP0942237A2 Ventilating and heating installation
09/14/1999US5950720 For heating or cooling rooms
09/14/1999US5950575 Hydronic manifold
09/09/1999DE19809024A1 Device for preparing hot water
09/08/1999EP0940636A2 Boiler and process for heating and for producing sanitary hot water
09/08/1999CN2337441Y Multi-function controller for atmospheric boiler pipeline
09/02/1999DE19902587A1 Solar-energy power sourced heating- and hot-water-plant for buildings
09/01/1999EP0939281A1 Method and apparatus for manufacturing radiating ceiling plates and such radiating ceiling plates
09/01/1999EP0938638A1 Suction and filtering system to obtain and process fresh air
08/1999
08/26/1999DE19907509A1 Control system for remote heating units
08/26/1999DE19855163A1 Hot water supply heating system
08/26/1999DE19807150A1 Hot water distribution pipe for sub-floor central heating system
08/26/1999DE19806166A1 Holding clip for underfloor central heating hose
08/26/1999DE19806157A1 Constructional set for producing water-conducting pipe conduit system
08/26/1999DE19755025C1 Distributor and connecting component part
08/26/1999CA2233279A1 Back-up auto-thermostatic modulating regulator
08/26/1999CA2230855A1 Back-up auto-thermostatic modulating regulator
08/25/1999EP0937220A1 Process for the production of radiating panels made of composite material
08/19/1999WO1999041551A1 Floor heating device with self-regulating cable
08/19/1999DE19755464C1 Ball tap closure system for water supply circuits
08/18/1999EP0936414A2 Substation for district heating
08/18/1999EP0936412A2 Fastening of tubes on heat and/or footfall sound insulating plates
08/12/1999WO1999040373A1 Hot water storage heater, a method for manufacturing thereof and an air bleeding device
08/11/1999EP0934492A1 Connection box
08/04/1999CN2331885Y Hot-water heat exchanger with condensed water recovery device
08/03/1999US5931381 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
08/03/1999US5931379 Method and apparatus for controlling a bi-directional pump of a gas boiler
08/03/1999US5930962 Ceiling element for a heating and cooling ceiling
07/1999
07/29/1999DE19803114A1 Heat exchanger roof with heat conducting elements
07/29/1999DE19802669A1 Heating system for space heating provided by hot water store
07/28/1999EP0931986A2 Solar heating and hot water installation for buildings
07/28/1999CN2330910Y Constant pressure vessel for hot water heating system
07/22/1999DE19901246A1 Heating system for space heating with at least one heating element providing high heating efficiency
07/22/1999DE19818281A1 Expansion vessel control valve unit for hot drinking water having simplified construction and reducing friction losses
07/22/1999DE19801165C1 Room heating plant with heater on hollow divider wall
07/21/1999EP0930470A2 Heating installation with at least one heating element for space heating
07/21/1999EP0930469A2 Heating installation with at least one heating element for space heating
07/15/1999DE19801075A1 Pipe conduit installation for hot water heating system
07/08/1999WO1999034149A1 Ceiling structure for heating or cooling a room
07/07/1999EP0927323A1 Cooling cover, cooling cover components and cooling tubular armature
07/01/1999DE19757951A1 Sturdy prefabricated wall section capable of room air conditioning
06/1999
06/24/1999WO1999031441A1 Venturi apparatus for flow control
06/24/1999DE19833133C1 Fluid flow divider for motor vehicle cooling circuit
06/24/1999DE19757489A1 Clip for fixing underfloor heating-pipes to perforated flat rail,
06/23/1999CN2325694Y Hot water type domestic heating apparatus
06/23/1999CN1220374A Directly connecting heat supply system without water tank for high-rise building
06/17/1999DE19755550A1 Central heating system
06/10/1999DE19754457A1 Wall heating system with heater connected to inflow and discharge pipes
06/10/1999DE19753566A1 Contact and surface element for hot and cold walls and floors
06/10/1999DE19751883A1 Plastic capillary tube mat of distribution and collector pipes
06/09/1999EP0920596A1 Monolithic heat storage cabinet
06/09/1999EP0920595A1 Holding device for underfloor heating pipes and method for installing such pipes
06/09/1999EP0857282B1 Method and device for heating by means of a heat pump
05/1999
05/27/1999WO1999025940A1 Support sheet for ground or wall coverings which are exposed to the weather
05/27/1999DE19815023C1 Insulating element e.g. for laying floor heating pipes
05/26/1999CN1217453A Jet-flow type closed recovering and cyclic reutilizing apparatus for condensed water
05/20/1999WO1999024681A1 System for supporting a building and for dispensing air, gas, liquid or for passing cables in said building
05/20/1999DE19750277A1 Covering for outer walls and floors
05/20/1999DE19748739A1 Ceiling cladding in building
05/19/1999EP0916901A1 Scale reducing device for gas-fired boilers
05/19/1999EP0916061A1 Capillary tube heating or cooling slab with a thin covering layer made of cement
05/19/1999CN1217051A Method and device for temp. control of hot tap-water
05/05/1999CN2317431Y Domestic gas boiler for heating and cleaning
05/04/1999CA2183581C Heating system
04/1999
04/29/1999DE19809587C1 Holder for heating pipes of underfloor central heating system
04/29/1999DE19746799A1 Solar plant
04/28/1999EP0910711A1 District heating establishment
1 ... 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 ... 91