EP0845640A1 - Zylindrische Heizungsvorrichtung mit schraubenlinienförmigem Wärmeübertrager - Google Patents
Zylindrische Heizungsvorrichtung mit schraubenlinienförmigem Wärmeübertrager Download PDFInfo
- Publication number
- EP0845640A1 EP0845640A1 EP97203706A EP97203706A EP0845640A1 EP 0845640 A1 EP0845640 A1 EP 0845640A1 EP 97203706 A EP97203706 A EP 97203706A EP 97203706 A EP97203706 A EP 97203706A EP 0845640 A1 EP0845640 A1 EP 0845640A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- heat exchanger
- water heat
- hot water
- sanitary water
- sanitary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
- F28D7/024—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled the conduits of only one medium being helically coiled tubes, the coils having a cylindrical configuration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
- F24H1/40—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water tube or tubes
- F24H1/43—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with water tube or tubes helically or spirally coiled
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/48—Water heaters for central heating incorporating heaters for domestic water
- F24H1/52—Water heaters for central heating incorporating heaters for domestic water incorporating heat exchangers for domestic water
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/14—Arrangements for connecting different sections, e.g. in water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/14—Arrangements for connecting different sections, e.g. in water heaters
- F24H9/148—Arrangements of boiler components on a frame or within a casing to build the fluid heater, e.g. boiler
Definitions
- the invention relates to a device for Heating hot water and sanitary water with one cylindrical structure and a combustion chamber helical hot water heat exchanger.
- Such heating devices with helical heat exchangers are for example from European patent applications 128.198, 27.055, 133,604 and 146,976 are known. New studies have to do this led that in oil or gas fired devices in near the flame a smooth pipe to lower the Reaction temperatures is used, making the Nitric oxide emissions without an increase in Carbon monoxide emissions can be reduced. Furthermore lead to smaller available installation dimensions smaller device volumes, and there is one Demand for a modular system to reduce the Number of different types of parts and spare parts.
- the invention intends a compact, according to Modular heating device create, and is characterized in that in essentially concentric in the flue gas discharge of the Hot water heat exchanger is a sanitary water heat exchanger is integrated.
- the heating device has through the integration of a sanitary water heat exchanger in the Flue gas discharge duct of the hot water heat exchanger Advantage of a very compact structure. You also get a very wide performance range, which leads to cheap Way receives a reduction in the number of types. Due to the interchangeability of the flue gas duct of the Hot water heat exchanger creates the possibility of a condensing heater, a non-condensing Heater without a fireplace or one on to build a chimney-bound heater.
- the water-carrying components are preferably in a plug-in technology to simplify assembly executed.
- the housing is cheap simply constructed from sheet steel, making electronic Circuits protected against the ingress of dust and water can be accommodated.
- the Heating unit the following parts: an atmospheric Gas burner, a hot water heat exchanger with one integrated, upstream combustion chamber and one downstream flue gas discharge, a cylindrical Housing, a base body with an integrated Sanitary water heat exchanger, means for the supply of Air and means for the supply of hot water and Sanitary water in a pluggable version.
- the heating unit has within the flue gas discharge of the hot water transmitter an integrated sanitary water heat exchanger.
- the whole The heating unit is constructed with a central cylinder arranged cylindrical burner by a spiral is surrounded by a smooth tube. Behind - or with vertical Structure under - the burner is the sanitary water heat exchanger attached within a housing so that water in it even with heating operation the associated comfort is kept warm.
- the whole Outside air flows around the heating unit in a housing.
- the layered structure gives you one from the inside decreasing temperature gradients, whereby Heat losses can be avoided to a high degree and a high one Operational safety regarding gas leaks is created.
- a 2- or 3-stage hot water heat exchanger is suitable, its first stage from a smooth tube with closely spaced coils to accommodate Radiant heat consists, and the second stage of one finned tube to absorb the convection heat Combustion gases exist.
- the connections of the hot water heat exchanger are pluggable in the mounting direction designed to ensure easy assembly. This means that the hot water heat exchanger can also be used by the end user with different number of turns of finned tube to adjust the power that Flue gas temperature, etc. can be replaced.
- a mounting plate for the burner can be designed in this way be that with no changes burner different diameters and lengths can be installed can.
- a heating device 1 is shown with a heating unit 21, a control unit 22, one hydraulic unit 23, a connection unit 24 and a storage unit 12 attached to the heating side.
- a flue gas discharge and air supply connection 25 is connected to the Cover of the heating unit 21 connected and can be modular against connections of different diameters and separated air / Flue gas connections are replaced.
- the bottom surface 26 of the unit remains with the different types of heating device always the same, the depth 27 being due to installation in front of a wall or a suspension on a wall is coordinated, preferably is less than 280 mm.
- the control unit 22 is on the front Insertable guide rails.
- the ones directed to the front Operating and display elements are either with a Baffle connected or in a separate unit brought together, directly or via a cable is plugged in connected to a basic control unit.
- a Base plate 31 comprises a flue gas duct 40, one Flue gas connection 41 and a housing 42 of a sanitary water heat exchanger 30th
- the sanitary water heat exchanger 30 comprises one Heat exchanger coil 43, a flange 44 with a integrated flow guide and connections 45 for Heating and sanitary water.
- the sanitary water heat exchanger 30 is in the housing 42 of the Bottom plugged in and with one not shown 0-ring sealed and in a not shown mounting bracket fixed.
- the connections 45 are preferably designed as a plug-in system.
- a helical hot water heat exchanger 32 consists of a smooth tube 46, one with no closer Ribs shown tube 47 and a so connected pipe fitting 48 with a Hot water supply connector 49, where hot water in the Heat exchanger 32 flows, and a hot water discharge connector 50 where hot water from the Heat exchanger 32 flows.
- the smooth tube 46 serves to absorb the radiant heat and guiding the flue gases while the finned pipe 47 serves to absorb the convection heat.
- the outer wall of the heating unit 21 consists of a Double cylinder 34 with an inner cylinder 51, one Insulation 52 and, if not installed in a housing takes place, an outer cylinder 53 for mechanical protection the insulation.
- a lid 36 is preferably water-cooled, though alternatively, passive heat insulation is also used can be.
- a viewing window 54 is on the cover 36 Fasteners, a bushing 55 for the Feed connector, a flange 56 for attaching the Brenner and a ventilation unit 37 as well Mounting rails 57 for installing the device appropriate.
- a burner 35 to be attached to the cover 36 is executed as one part and offers many geometrically Variations in terms of diameter, length, Material, etc.
- the ventilation unit 37 is functional with the Suction piece 58 and a fan 59 with one with it connected motor 60 assembled.
- the fan 59 is gas-tight, so that a Supply of the gas to be burned in front of the fan can take place, resulting in low pollutant emissions leads.
- FIG 3 shows a cross section of the heating unit 21 shown. The illustration shows those in FIG 2 modules shown.
- the burner 35 is in one Combustion chamber 67 provided, which burner 35 with a Seal 66 against the environment and the fan 59 is sealed.
- the burner 35 is switched on by the fan 59 a premixed, homogeneous gas / air mixture is supplied.
- the air is drawn in from the surroundings by the fan. The gas is not described in any more detail Device using the generated by the fan Negative pressure mixed with the air.
- the combustion chamber 67 is concentric of a smooth one Tube 46 of the helical hot water heat exchanger 32 surrounded.
- the smooth tube is for Minimize the passage of smoke between the smooth tube 46 and the double cylinder 34 as far as possible wrapped without space.
- the smooth tube 46 goes into that with increasing rib height finned tube 47 over that in the outflowing gases and goes back into it with decreasing rib height Pipe fitting 48 over.
- the feed connector 49 is with a suitable seal from the Flue gas duct 40 guided, the seal is not shown.
- the sanitary water heat exchanger 30 is on the Flange 44 inserted into the base plate 31.
- the Sanitary water heat exchanger 30 can be single or multiple be wound from smooth tube or ribbed tube.
- an integrated Energy buffer volume 65 on the heating side advantageous.
- the attached for the supply and supply of sanitary water Connections 61 and 62 and the one behind the other Connections 63 and 64 for the discharge or supply of hot water run parallel down.
- Figures 3a and 3b represent in thin or arrows depicting the thick lines Liquid flow directions of sanitary water or Hot water within the sanitary water heat exchanger 30 represents.
- FIG 3a flows through a three-way valve, not shown Hot water through connection 64 through one to protruding into the sanitary water heat exchanger 30 above Pipe in the sanitary water heat exchanger 30.
- the Hot water washes around a double smooth one Heat exchanger coil 43 and leaves the sanitary water heat exchanger at the bottom through a pipe over the Connection 63.
- the sanitary water flows through connection 62 through the outer turns of the heat exchanger spiral 43 up and then through the inside Turns of the heat exchanger spiral 43 down and leaves the sanitary water heat exchanger 30 via the Connection 61.
- FIG 3b flows through a three-way valve, not shown Hot water basically the same way and Way in Figure 3a in the sanitary water heat exchanger 30.
- the heat exchanger coil 43 is in Figure 3b in essentially run as a finned tube through which the sanitary water via connection 62 upwards and then over a straight, smooth pipe in the central part of the sanitary water heat exchanger 30 after flows down to the discharge port 61.
- the double cylinder 34 is multi-walled. Of the Outer cylinder 53 can be omitted if the insulation 52 is sufficiently firm.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
- Details Of Fluid Heaters (AREA)
Abstract
Description
Claims (9)
- Vorrichtung zur Erwärmung von Heißwasser und Sanitärwasser mit einem zylindrischen Aufbau, und einem eine Brennkammer umfassenden schraubenlinienförmigen Heißwasser-Wärmeübertrager, dadurch gekennzeichnet, daß in den Heißwasser-Wärmeübertrager (32) konzentrisch ein Sanitärwasser-Wärmeübertrager (30) integriert ist.
- Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß der Sanitärwasser-Wärmeübertrager (30) in Form einer Wärmetauscherspirale (43) in einem zylindrischen Gehäuse (42) ausgeführt ist.
- Vorrichtung nach Anspruch 2, dadurch gekennzeichnet, daß innerhalb der Wärmetauscherspirale (43) des Sanitärwasser-Wärmeübertragers (30) ein Energiepuffervolumen (65) vorgesehen ist.
- Vorrichtung nach einem der Ansprüche 1-3, dadurch gekennzeichnet, daß die Brennkammer (67) des Heißwasser-Wärmeübertragers (32) von einem eng gewickelten glatten Rohr (46) gebildet ist, das in der Rauchgasabfuhrrichtung in ein verripptes Rohr (47) übergeht.
- Vorrichtung nach Anspruch 4, dadurch gekennzeichnet, daß konzentrisch im Bereich des glatten Rohres (46) der Brennkammer (67) einen Brenner (35) angebracht ist.
- Vorrichtung nach einem der Ansprüche 1-5, dadurch gekennzeichnet, daß der schraubenlinienförmigen Heißwasser-Wärmeübertrager (32) von einem Zylinder (51) umgeben ist, der von einer Isolierung (52) umgeben ist.
- Vorrichtung nach Anspruch 6, dadurch gekennzeichnet, daß die Isolierung (52) vom einem Zylinder (53) umgeben ist.
- Vorrichtung nach einem der Ansprüche 1-7, dadurch gekennzeichnet, daß die wasserführenden Komponenten mittels Steckverbindungen mit einander verbunden sind.
- Vorrichtung nach einem der Ansprüche 1-8, dadurch gekennzeichnet, daß diese nach dem Baukastenprinzip aufgebaut ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1004639A NL1004639C2 (nl) | 1996-11-28 | 1996-11-28 | Cilindervormige verwarmingsinrichting met schroeflijnvormig warmteoverdrachtsorgaan. |
NL1004639 | 1996-11-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0845640A1 true EP0845640A1 (de) | 1998-06-03 |
EP0845640B1 EP0845640B1 (de) | 2003-04-09 |
Family
ID=19763950
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97203706A Expired - Lifetime EP0845640B1 (de) | 1996-11-28 | 1997-11-27 | Zylindrische Heizungsvorrichtung mit schraubenlinienförmigem Wärmeübertrager |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0845640B1 (de) |
NL (1) | NL1004639C2 (de) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1279903A2 (de) | 2001-07-26 | 2003-01-29 | Robert Bosch Gmbh | Wärmetauscher für ein Gasheizgerät, insbesondere für ein Brennwertgerät |
AT410370B (de) * | 1998-12-17 | 2003-04-25 | Vaillant Gmbh | Wärmetauscher sowie verfahren zu seiner herstellung |
EP1562006A1 (de) * | 2004-01-30 | 2005-08-10 | Viessmann Werke GmbH & Co KG | Heizgeraet |
EP2133634A1 (de) * | 2008-06-11 | 2009-12-16 | Aic S.A. | Feuerhitzeaustauscher für Flüssigkeitserhitzer |
WO2011022452A2 (en) | 2009-08-18 | 2011-02-24 | Sridhar Deivasigamani | Coil tube heat exchanger for a tankless hot water system |
US20130340985A1 (en) * | 2012-06-26 | 2013-12-26 | Junhyeon Hwang | Heat exchanger |
EP2685196A3 (de) * | 2012-07-11 | 2014-12-24 | LG Electronics Inc. | Wärmetauscher |
US9389026B2 (en) | 2012-07-11 | 2016-07-12 | Lg Electronics Inc. | Heat exchanger |
US9677819B2 (en) | 2013-02-01 | 2017-06-13 | Lg Electronics Inc. | Air conditioner and heat exchanger therefor |
IT201600074665A1 (it) * | 2016-07-18 | 2018-01-18 | Ariston Thermo Spa | Scambiatore di calore per caldaia o simili |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104819652B (zh) * | 2015-05-07 | 2016-08-17 | 镇江飞利达电站设备有限公司 | 多介质绕管换热器 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR830998A (fr) * | 1937-03-30 | 1938-08-16 | Perfectionnements aux appareils de chauffage de fluide et notamment aux chauffe-bains | |
FR1414867A (fr) * | 1964-08-13 | 1965-10-22 | Chaudière | |
NL8403236A (nl) * | 1984-10-24 | 1986-05-16 | Henk Durieux | Verwarmingsketel voor een centrale verwarmingsinstallatie. |
DE9415501U1 (de) * | 1994-03-05 | 1995-07-06 | Robert Bosch Gmbh, 70469 Stuttgart | Wendelförmiger Wärmeübertrager |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2060946B (en) | 1979-10-09 | 1983-05-18 | Stelrad Group Ltd | Domestic heating system |
US4502626A (en) | 1980-05-16 | 1985-03-05 | Gas Research Institute | Combustion product condensing water heater |
FR2550615B1 (fr) | 1983-08-12 | 1985-12-06 | Fonderie Soc Gen De | Chaudiere a echangeur en serpentin |
NL8304041A (nl) | 1983-11-24 | 1985-06-17 | Remeha Fabrieken Bv | Verwarmingsketel met verticale branderbuis. |
KR950002487B1 (ko) * | 1992-05-12 | 1995-03-20 | 주식회사금성사 | 가스보일러용 열교환장치 |
-
1996
- 1996-11-28 NL NL1004639A patent/NL1004639C2/nl not_active IP Right Cessation
-
1997
- 1997-11-27 EP EP97203706A patent/EP0845640B1/de not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR830998A (fr) * | 1937-03-30 | 1938-08-16 | Perfectionnements aux appareils de chauffage de fluide et notamment aux chauffe-bains | |
FR1414867A (fr) * | 1964-08-13 | 1965-10-22 | Chaudière | |
NL8403236A (nl) * | 1984-10-24 | 1986-05-16 | Henk Durieux | Verwarmingsketel voor een centrale verwarmingsinstallatie. |
DE9415501U1 (de) * | 1994-03-05 | 1995-07-06 | Robert Bosch Gmbh, 70469 Stuttgart | Wendelförmiger Wärmeübertrager |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT410370B (de) * | 1998-12-17 | 2003-04-25 | Vaillant Gmbh | Wärmetauscher sowie verfahren zu seiner herstellung |
EP1279903A2 (de) | 2001-07-26 | 2003-01-29 | Robert Bosch Gmbh | Wärmetauscher für ein Gasheizgerät, insbesondere für ein Brennwertgerät |
EP1562006A1 (de) * | 2004-01-30 | 2005-08-10 | Viessmann Werke GmbH & Co KG | Heizgeraet |
EP2133634A1 (de) * | 2008-06-11 | 2009-12-16 | Aic S.A. | Feuerhitzeaustauscher für Flüssigkeitserhitzer |
WO2011022452A2 (en) | 2009-08-18 | 2011-02-24 | Sridhar Deivasigamani | Coil tube heat exchanger for a tankless hot water system |
EP2467651A2 (de) * | 2009-08-18 | 2012-06-27 | Sridhar Deivasigamani | Spulenrohrwärmetauscher für ein tankloses heisswassersystem |
EP2467651A4 (de) * | 2009-08-18 | 2014-04-23 | Intellihot Inc | Spulenrohrwärmetauscher für ein tankloses heisswassersystem |
US20130340985A1 (en) * | 2012-06-26 | 2013-12-26 | Junhyeon Hwang | Heat exchanger |
EP2685196A3 (de) * | 2012-07-11 | 2014-12-24 | LG Electronics Inc. | Wärmetauscher |
US9212852B2 (en) | 2012-07-11 | 2015-12-15 | Lg Electronics Inc. | Support mechanism for a heat exchanger in an air-conditioning system |
US9389026B2 (en) | 2012-07-11 | 2016-07-12 | Lg Electronics Inc. | Heat exchanger |
US9677819B2 (en) | 2013-02-01 | 2017-06-13 | Lg Electronics Inc. | Air conditioner and heat exchanger therefor |
IT201600074665A1 (it) * | 2016-07-18 | 2018-01-18 | Ariston Thermo Spa | Scambiatore di calore per caldaia o simili |
WO2018015799A1 (en) * | 2016-07-18 | 2018-01-25 | Ariston Thermo S.P.A. | Heat exchanger for boiler |
CN109642750A (zh) * | 2016-07-18 | 2019-04-16 | 阿利斯顿特莫股份公司 | 用于锅炉的热交换器 |
CN109642750B (zh) * | 2016-07-18 | 2021-07-06 | 阿利斯顿特莫股份公司 | 用于锅炉的热交换器 |
Also Published As
Publication number | Publication date |
---|---|
EP0845640B1 (de) | 2003-04-09 |
NL1004639C2 (nl) | 1998-05-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0845640B1 (de) | Zylindrische Heizungsvorrichtung mit schraubenlinienförmigem Wärmeübertrager | |
DE3750611T2 (de) | Konvektorheizung. | |
DE3728667A1 (de) | Heizvorrichtung | |
DE69923100T2 (de) | Kessel | |
DE3415914A1 (de) | Ein rauchgasverbrennungssystem fuer eine brennbare abgase produzierende verarbeitungsanlage | |
EP0670459B1 (de) | Heizgerät für Raumheizung und Brauchwassererwärmung | |
DE2257982A1 (de) | Warmluftofen und geblaese zur verwendung im zusammenhang mit einem warmluftofen | |
DE69708511T2 (de) | Verbesserungen an der Wirbelbildungsvorrichtung von einem Gas-beheizten Frietiergerät | |
EP0128463A2 (de) | Raumheizgerät für Kleinräume | |
DE10350765B4 (de) | Satz von thermischen Nachverbrennungsvorrichtungen | |
DE3808061C2 (de) | ||
EP0249087B1 (de) | Wärmestrahler zur Grossraumbeheizung | |
DE3422298C2 (de) | Heizaggregat für eine Warmluftheizung | |
DE2320837A1 (de) | Ofen zur erhitzung einer fluessigkeit | |
EP2504184A1 (de) | Wärmeübertrager für eine mobile heizeinrichtung eines kraftfahrzeuges | |
DE2708623C3 (de) | Entlüftungsvorrichtung für die Brennkammer einer mit stromungsfähigem Brennstoff arbeitenden Heizanlage | |
DE102008003630A1 (de) | Hybridklimatisierungssystem | |
DE2111586C3 (de) | Erhitzer für strömende Medien | |
DE3344858A1 (de) | Heizkessel fuer fluessige und/oder gasfoermige brennstoffe | |
DE102008058639B4 (de) | Vorrichtung zur Bereitung von Heißwasser | |
DE2514888A1 (de) | Heizkessel | |
DE2836251B2 (de) | Anordnung zur Rauchgasführung und Rauchgasentnahme in einem Wärmekessel | |
WO2020053010A1 (de) | Rauchgas-wärmetauscher und heizvorrichtung mit rauchgas-wärmetauscher | |
AT505134B1 (de) | Vorrichtung zur vermeidung selbsterregter verbrennungsschwingungen | |
AT397856B (de) | Heizungsanlage für heizung und brauchwassererwärmung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): FR GB IT NL |
|
AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
17P | Request for examination filed |
Effective date: 19980916 |
|
AKX | Designation fees paid |
Free format text: FR GB IT NL |
|
RBV | Designated contracting states (corrected) |
Designated state(s): FR GB IT NL |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: 8566 |
|
17Q | First examination report despatched |
Effective date: 20000322 |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: NEFIT BUDERUS B.V. |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Designated state(s): FR GB IT NL |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: NL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20030409 |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) |
Effective date: 20030409 |
|
NLV1 | Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act | ||
ET | Fr: translation filed | ||
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20040112 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20121211 Year of fee payment: 16 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: IT Payment date: 20121127 Year of fee payment: 16 Ref country code: GB Payment date: 20121030 Year of fee payment: 16 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20131127 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST Effective date: 20140731 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20131127 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20131127 Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20131202 |