EP3000993A1 - Dispositif de production d'energie, en particulier installation orc - Google Patents

Dispositif de production d'energie, en particulier installation orc Download PDF

Info

Publication number
EP3000993A1
EP3000993A1 EP15185880.0A EP15185880A EP3000993A1 EP 3000993 A1 EP3000993 A1 EP 3000993A1 EP 15185880 A EP15185880 A EP 15185880A EP 3000993 A1 EP3000993 A1 EP 3000993A1
Authority
EP
European Patent Office
Prior art keywords
bar
heat exchanger
refrigerant
heat
condenser
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.)
Withdrawn
Application number
EP15185880.0A
Other languages
German (de)
English (en)
Inventor
Martin Maul
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of EP3000993A1 publication Critical patent/EP3000993A1/fr
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
    • F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
    • F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
    • F01K25/10—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether
    • F01K25/103—Carbon dioxide

Definitions

  • the invention relates to a device for generating energy with a closed circuit for a refrigerant comprising at least one heat exchanger, at least one arranged in a closed circuit means for driving a power generator, a condenser and at least one heat source.
  • ORC Organic Cycle
  • a low-boiling organic substance such as hydrocarbon or silicone oils circulates in a thermodynamic cycle.
  • Such an ORC system is sold, for example, by CONPOWERtechnik GmbH & Co. KG, Schwarze Booth 17, 34260 Kaufungen.
  • CONPOWERtechnik enables the use of residual or waste heat with temperatures above 85 ° C to generate electricity.
  • such a low-temperature ORC system can use the waste heat from exhaust and / or engine cooling in a combined heat and power plant.
  • an ORC system has been disclosed that includes a closed loop power generation apparatus for a refrigerant.
  • the device according to the WO 2014/141072 A1 has the Further, a heat exchanger and a closed circuit in the heat exchanger downstream device for driving a generator. A heat input into the heat exchanger is in the WO 2014/141072 A1 not described.
  • the DE 195 33249 C1 describes a turbomachine for generating mechanical work from thermal energy.
  • the US 2011/0137522 A1 shows a controller for a condenser impeller of a car air conditioning.
  • the US 2009/0211253 A1 describes an ORC system in which the turbine of the ORC system is mechanically coupled to a machine.
  • the ORC subsystem of the ORC plant extracts heat from the input air of the engine, the coolant, the oil or the exhaust gas.
  • the WO 03/019085 describes a method and apparatus for controlling the capacity of a vapor compression cylinder.
  • the object of the invention is to overcome the disadvantages of the prior art and to provide a system which offers an even higher energy efficiency than the currently known ORC systems.
  • this object is achieved by a device according to claim 1, a method according to claim 8 and a use according to claim 13.
  • the device for generating energy is designed so that in the heat exchanger such an energy input from a heat source takes place that the refrigerant is heated to a temperature in the range of 30 ° C to 50 ° C, preferably 30 ° C to 40 ° C and a pressure in the Range 80 bar to 8 bar, preferably 70 bar to 13 bar, is brought to the heat exchanger and before entering the at least one turbine.
  • the refrigerant is in particular one of the following refrigerants R134a, R410a, R407c, R404, R744, R245.
  • the refrigerant then has such a vapor pressure that the means for driving a generator provides a sufficient amount of current at the downstream generator.
  • the particularly preferred refrigerant R134a is 1,1,1,2-tetrafluoroethane, a hydrocarbon which is used as propellant and refrigerant as an alternative to fluorine-chlorine-hydrocarbon and in contrast to the fluorine-chlorine hydrocarbons no has a destructive effect on the ozone layer.
  • the device can be operated in particular with CO 2 as a refrigerant, which has the advantage of incombustibility and is hardly harmful to the environment.
  • the refrigerant CO 2 is also called R744.
  • a plurality of heat sources in question for example, a boiler for fossil fuels, a biogas plant or other heat sources. It is particularly preferred if a condenser of a second cooling circuit is used as the heat source.
  • a cooling device which is operated for example with a CO 2 refrigerant (R744) and finds installations in rooms for cooling, can be designed very efficiently, since the waste heat necessarily in the condenser in the liquefaction of the refrigerant through the downstream Low-temperature ORC plant can be used. This is of particular interest in supermarket chains, which often have very large refrigerators with a large number of condensers.
  • the waste heat generated in the cooling circuits can then be effectively used to generate electricity.
  • the waste heat of the condenser of a second cooling circuit is not so energy rich and therefore heats the guided over the heat exchanger refrigerant of the ORC system to only very low temperatures, for example 30 ° C to 50 ° C and pressures of at least 80 bar to 8 bar, preferably 70 bar to 13 bar.
  • very low temperatures for example 30 ° C to 50 ° C and pressures of at least 80 bar to 8 bar, preferably 70 bar to 13 bar.
  • the inventors have surprisingly found that the operation of an ORC system at such low temperatures, for example, is possible if as a device for driving a generator, a turbine, in particular a scroll expander with a power between 1 kW and 200kW, in particular 1 kW to 60kW , preferably 1 kW to 10 kW, is used.
  • a turbine in particular a scroll expander with a power between 1 kW and 200kW, in particular 1 kW to 60kW , preferably 1 kW to 10 kW
  • An example of such a scroll expander is the Scroll Expander offered by Air Squared Inc., 3001 Industrial In # 3 Broomfield, CO 80020, USA under the type designation E15H22N4.25 for 1 kW power and under the type designation E25H61N5.0 for 10kW power thereof Disclosure is fully included.
  • the speed is at a maximum of 3600 rpm.
  • the aforementioned Scroll Expander are preferably designed with a magnetic coupling and are characterized by extensive maintenance freedom.
  • an additional subcooler is provided in a developed embodiment.
  • the subcooler can be supplied with refrigerant, passing it through an expansion valve before the subcooler to cool it. It is particularly preferred if this feed is regulated.
  • a control or regulation can be provided.
  • the temperature after the condenser is for this purpose determined with a sensor and controlled or regulated depending on this temperature, a solenoid valve in the supply line to the subcooler.
  • the invention also provides a method for generating energy, in particular electrical energy, wherein preferably an ORC system is used.
  • energy in particular electrical energy
  • heat in particular waste heat
  • a coolant and the refrigerant fed via a heat exchanger in a closed cooling circuit a coolant and the refrigerant to a temperature in the range of 30 ° C to 50 ° C, preferably 30 ° C to 40 ° C, heated and to a Pressure in the range 80 bar to 8 bar, preferably 70 bar to 13 bar brought.
  • the heated and pressurized refrigerant is passed through a device for driving a generator, in particular a scroll expander and relaxed so that the device is driven and the expanded refrigerant to a temperature in the range 20 ° C to 35 ° C, preferably 20 ° C to 32 ° C, and a pressure in the range 56 bar to 6 bar, preferably 50 bar to 6 bar, relaxed.
  • a condenser is provided in the cooling circuit after the scroll expander and before the heat exchanger.
  • a subcooler is introduced between the condenser and the heat exchanger, which is used in particular at high outside temperatures of + 30 ° C to + 40 ° C. Due to the low temperature and the low pressure after the scroll expander, it is possible in the present device to use a condenser with a fan with a very low power consumption of only 200W. Even this small power input is sufficient for liquefying the refrigerant.
  • the pressure difference between the inlet to the condenser and the outlet is 20 to 2 bar, preferably 8 bar to 4 bar, ie the pressure of the refrigerant after the condenser 20 to 2 bar, preferably 8 bar to 4 bar, lower.
  • the turbine in turn drives a power generator to generate electricity. Subsequently, the expanded refrigerant is again supplied to the heat exchanger.
  • the waste heat of a further cooling circuit in particular the waste heat of a condenser of the second cooling circuit, for. B. in a supermarket, is used.
  • ORC system is heated via a formed as a plate exchanger heat exchanger 3, for example, with a temperature of 25 ° C via supply line 5 supplied coolant to a temperature of 30 ° C in the output line 7.
  • the temperature of 30 ° C in line 7 extends at a pressure of 10 bar, which has the refrigerant in line 7, the scroll expander 9, which has a power in the range 1 to 60 kW, preferably 1 to 10 kW, to drive and generate electricity in the generator, not shown.
  • pressure measuring points 11.1, 11.2 are provided to detect a pressure drop, which may occur in line 7.
  • a Kugelabsperrventil 13 is arranged in line 7.
  • a running back of located in line 7 refrigerant into the heat exchanger 3 prevents arranged in line 7 check valve 15th
  • the condenser 20 Downstream of the scroll expander 9 in the closed cooling circuit, in the present embodiment, there is a condenser 20, in which the refrigerant, for example R134a, which has been expanded in the turbine, is liquefied again. After the condenser, the pressure of the refrigerant is 20 to 2 bar lower.
  • the condenser may advantageously comprise a fan and a very low power consumption of only 200W.
  • a pressure gauge 11.3 Downstream of the condenser 20 is again a pressure gauge 11.3.
  • the promotion of the coolant takes place with a pump 30, which is preferably designed as a gear pump.
  • the flow through the pump 30 can be shut off by means of ball valves 23, 33, check valve 35 prevents running back of the cooling liquid in the pump 30th
  • the liquefied coolant is collected and fed from the reservoir 40 again from the heat source or the plate exchanger via line 5.
  • the pressure before entering the plate exchanger is monitored with pressure measuring valve 11.4. The reservoir ensures that coolant is always available.
  • Fig. 2 is an embodiment of a low temperature ORC plant according to Fig. 1 shown, wherein the waste heat of the condenser, which is introduced at the heat exchanger in the cooling circuit for driving the scroll expander, a cooling system of conventional design, for example, operated with CO 2 as a refrigerant cooling system.
  • a cooling system can be used in a variety of areas, such as a cooling system for computer systems, such as in the WO 2012/000254 or the WHERE 2012/116769 disclosed.
  • the condenser of the second cooling circuit is designated by reference numeral 100.
  • the waste heat produced in the condenser of the conventional cooling circuit is conducted via the heat exchanger 3 to the scroll expander 9 of the ORC system. Same components as in Fig. 1 are marked with the same reference numbers.
  • the second cooling circuit has a reservoir 400 and not shown cooling points 500. Such a system in which the waste heat of the cooling circuit is used for the generation of electrical energy is particularly energy efficient.
  • the low-temperature ORC plant includes, as in FIG. 1 described, designed as a plate exchanger heat exchanger 203, for example, a coolant via a line 205 with a temperature of 20 to 25 ° C and 50 to 60 bar pressure is supplied.
  • the coolant supplied at a low temperature via supply line 205 is heated by the heat of a heat source (not shown) supplied via line 302 to the heat exchanger.
  • the heat for example, another condenser of another cooling circuit, eg. B. a supermarket chain or a boiler for fossil fuels or a biogas plant.
  • the temperature in the line 302 is, for example, between 30 and 35 ° C.
  • the temperature is cooled by the heat exchanger, so that the heat source via line 304, a liquid or refrigerant at temperatures of 20 to 25 ° C is supplied.
  • heated coolant is discharged via output line 207.
  • the temperature of the discharged and heated coolant is between 30 and 35 ° C, the pressure between 5 and 80 bar, preferably 50 to 80 bar, in particular 70 bar.
  • the Exit line 207 includes a branch 306.
  • Branch 306 branches output line 207 into a line 308 leading to a turbine or scroll expander 209 and a line 312 leading to an additional subcooler 300.
  • the additional subcooler 300 serves to further cool the coolant supplied via line 322 from the liquefier 1100 at high temperatures of, for example, more than 40.degree.
  • the further cooled coolant is passed via line 324 to the collector 360 and from there via line 362 and 205 to the heat exchanger 203.
  • the supplied via line 308 of the turbine or the scroll expander 209 liquid has a temperature in the range 30 to 35 ° C and a pressure of for example 50 to 80 bar and drives the turbine, which in turn generates electricity.
  • a gas valve 310 is arranged, which, however, for example, only at a temperature of 30 to 35 ° C is open.
  • the other part of the output line 207 branches into the line 312 leading to the subcooler 300.
  • a solenoid valve 354 and an expansion valve 354 are provided in line 312, a solenoid valve 354 and an expansion valve 354 are provided. With the aid of the expansion valve 354, the cooling liquid guided to the subcooler 300 is further cooled. Solenoid valve 354 is controllable and serves to release or close conduit 312.
  • the turbine or the scroll expander 209 is followed by a condenser 1100, which serves to liquefy the medium emerging from the turbine or the scroll expander, ie to bring it to a low temperature.
  • the medium exiting from the condenser 1100 for example a cooling liquid, is at a low temperature and is supplied to the subcooler 300 via feed line 322.
  • the low-temperature medium is optionally further cooled via line 322 and passed via line 324 to the collector 360.
  • All circulations of media such as coolant, are pumped by a pump 350.
  • the further cooled coolant in line 324 is fed to the heat exchanger 203.
  • a device is specified for the first time, which makes it possible with refrigerants with temperatures below 50 ° C to drive a device for driving a generator and thus a generator itself and generate electricity, which achieves a high energy efficiency, especially in combination with refrigerant devices for cooling
  • the waste heat for example from a cold chain.
  • the inventive ORC system with a scroll expander as a device for driving a generator allows the recovery of the waste heat of the condenser from the second cooling circuit. As a result, the energy balance of the entire system consisting of a cooling unit and an ORC system is significantly improved.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
EP15185880.0A 2014-09-26 2015-09-18 Dispositif de production d'energie, en particulier installation orc Withdrawn EP3000993A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102014014032.6A DE102014014032A1 (de) 2014-09-26 2014-09-26 Vorrichtung zur Energieerzeugung, insbesondere ORC-Anlage

Publications (1)

Publication Number Publication Date
EP3000993A1 true EP3000993A1 (fr) 2016-03-30

Family

ID=54151159

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15185880.0A Withdrawn EP3000993A1 (fr) 2014-09-26 2015-09-18 Dispositif de production d'energie, en particulier installation orc

Country Status (2)

Country Link
EP (1) EP3000993A1 (fr)
DE (1) DE102014014032A1 (fr)

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19533249C1 (de) 1995-09-08 1997-02-06 Josef Lechner Strömungsmaschine zur Erzeugung mechanischer Arbeit aus Wärmeenergie und ein Verfahren zur Erzeugung mechanischer Arbeit aus Wärmeenergie mit einer solchen Strömungsmaschine
WO2003019085A1 (fr) 2001-08-31 2003-03-06 Mærsk Container Industri A/S Dispositif a cycle de compression de vapeur
WO2008121070A1 (fr) 2007-04-02 2008-10-09 Svenska Rotor Maskiner Ab Machine à rotor à vis, système de conversion d'énergie et procédé de conversion d'énergie
US20080289344A1 (en) 2004-07-26 2008-11-27 Antonie Bonte Transcritical Cooling Systems
US20090211253A1 (en) 2005-06-16 2009-08-27 Utc Power Corporation Organic Rankine Cycle Mechanically and Thermally Coupled to an Engine Driving a Common Load
US20100212873A1 (en) 2005-01-28 2010-08-26 John Edward Poole Heat pump
EP2264288A1 (fr) * 2009-06-11 2010-12-22 Thermonetics LTD. Système pour une dépressurisation de fluides efficace
US20110137522A1 (en) 2008-05-09 2011-06-09 C.R.F. Societa Consortile Per Azioni Control of a condenser fan of an automotive air-conditioning system
WO2012000254A1 (fr) 2010-06-30 2012-01-05 中兴通讯股份有限公司 Système, dispositif et procédé de mise en oeuvre une protection de liaison optique dans un réseau optique passif
WO2012049259A1 (fr) * 2010-10-14 2012-04-19 Energreen Heat Recovery As Procédé et système d'utilisation d'une source d'énergie à température relativement basse
WO2012116769A1 (fr) 2011-03-03 2012-09-07 Martin Maul Dispositif de refroidissement, en particulier dispositif de climatisation pour une installation informatique
US20140102130A1 (en) * 2011-01-21 2014-04-17 Arthur F. Hurtado Systems and methods for using two refrigerants, augmentation and expansion valves to enhance mechanical advantage
WO2014141072A1 (fr) 2013-03-12 2014-09-18 Newcomen S.R.L. Installation à cycle fermé

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19533249C1 (de) 1995-09-08 1997-02-06 Josef Lechner Strömungsmaschine zur Erzeugung mechanischer Arbeit aus Wärmeenergie und ein Verfahren zur Erzeugung mechanischer Arbeit aus Wärmeenergie mit einer solchen Strömungsmaschine
WO2003019085A1 (fr) 2001-08-31 2003-03-06 Mærsk Container Industri A/S Dispositif a cycle de compression de vapeur
US20080289344A1 (en) 2004-07-26 2008-11-27 Antonie Bonte Transcritical Cooling Systems
US20100212873A1 (en) 2005-01-28 2010-08-26 John Edward Poole Heat pump
US20090211253A1 (en) 2005-06-16 2009-08-27 Utc Power Corporation Organic Rankine Cycle Mechanically and Thermally Coupled to an Engine Driving a Common Load
WO2008121070A1 (fr) 2007-04-02 2008-10-09 Svenska Rotor Maskiner Ab Machine à rotor à vis, système de conversion d'énergie et procédé de conversion d'énergie
US20110137522A1 (en) 2008-05-09 2011-06-09 C.R.F. Societa Consortile Per Azioni Control of a condenser fan of an automotive air-conditioning system
EP2264288A1 (fr) * 2009-06-11 2010-12-22 Thermonetics LTD. Système pour une dépressurisation de fluides efficace
WO2012000254A1 (fr) 2010-06-30 2012-01-05 中兴通讯股份有限公司 Système, dispositif et procédé de mise en oeuvre une protection de liaison optique dans un réseau optique passif
WO2012049259A1 (fr) * 2010-10-14 2012-04-19 Energreen Heat Recovery As Procédé et système d'utilisation d'une source d'énergie à température relativement basse
US20140102130A1 (en) * 2011-01-21 2014-04-17 Arthur F. Hurtado Systems and methods for using two refrigerants, augmentation and expansion valves to enhance mechanical advantage
WO2012116769A1 (fr) 2011-03-03 2012-09-07 Martin Maul Dispositif de refroidissement, en particulier dispositif de climatisation pour une installation informatique
WO2014141072A1 (fr) 2013-03-12 2014-09-18 Newcomen S.R.L. Installation à cycle fermé

Also Published As

Publication number Publication date
DE102014014032A1 (de) 2016-03-31

Similar Documents

Publication Publication Date Title
DE68926220T2 (de) Verfahren und Vorrichtung zur Dampfkrafterzeugung
EP3362739B1 (fr) Production de vapeur industrielle au moyen d'une pompe à chaleur haute température
EP2785985B1 (fr) Dispositif et procédé permettant de récupérer la chaleur dégagée par un moteur à combustion interne, en particulier de récupérer la chaleur dégagée par le moteur d'un véhicule
WO2013110375A2 (fr) Dispositif et procédé de production d'énergie électrique
DE102010019718A1 (de) Regelung eines thermischen Kreisprozesses
EP3559564B1 (fr) Procédé et dispositif de production de froid de processus et de vapeur de processus
EP2653668A1 (fr) Procédé de chargement et de déchargement d'un accumulateur thermique et installation pour le stockage et le dépôt d'énergie thermique appropriée à ce procédé
DE102012220188B4 (de) Integrierter ORC-Prozess an zwischengekühlten Kompressoren zur Erhöhung des Wirkungsgrades und Verringerung der erforderlichen Antriebsleistung durch Nutzung der Abwärme
EP3141710A1 (fr) Dispositif et procédé de fonctionnement de machines d'expansion volumétriques
DE102009024772A1 (de) Fluidenergiemaschinenanordnung für ein Fahrzeug und Verfahren zum Betreiben einer Fluidenergiemaschinenanordnung
DE10055202A1 (de) Dampfkraft-/Arbeitsprozeß mit erhöhtem mechanischen Wirkungsgrad für die Elektroenergiegewinnung im Kreisprozeß sowie Anordnung zu seiner Durchführung
DE102009050263A1 (de) System mit einem Rankine-Kreislauf
DE102012110579B4 (de) Anlage und Verfahren zur Erzeugung von Prozessdampf
DE102019122087A1 (de) Energierückgewinnungsanlage mit Koppelkreislauf
DE102009048232A1 (de) Wärmepumpensystem und Verfahren zum Steuern eines Wärmepumpensystem
WO2014117924A2 (fr) Procédé permettant de faire fonctionner une centrale basse température et centrale basse température
DE102016204405A1 (de) Vorrichtung zur Energieerzeugung, insbesondere ORC-Anlage
DE102013017527A1 (de) Anordnung eines pneumatischen Energiespeichers für Solarkraftwerke und Verfahren zur adiabatischen Energiespeicherung
EP2655809A1 (fr) Installation à récupération de chaleur perdue
DE102014014032A1 (de) Vorrichtung zur Energieerzeugung, insbesondere ORC-Anlage
WO2008031613A2 (fr) Production d'électricité dans la plage de charge de base avec de l'énergie géothermique
DE102005049215A1 (de) Verfahren und Vorrichtung zur Gewinnung von mechanischer oder elektrischer Energie aus Wärme
DE102019217996A1 (de) Vorrichtung und Verfahren zur Ausspeicherung eines thermischen Energiespeichers, insbesondere eines Schüttgutspeichers
EP2762691B1 (fr) Installation ORC avec production de chaleur améliorée
DE202012007723U1 (de) Vorrichtung zur Optimierung des inneren Wirkungsgrades eines Organic-Rankine-Prozesses mittels eines Rekuperator-Zwischenkreislaufs

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): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

17P Request for examination filed

Effective date: 20160823

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20180404