Nothing Special   »   [go: up one dir, main page]

ES2112055T3 - Tubo intercambiador de calor para calderas de calefaccion. - Google Patents

Tubo intercambiador de calor para calderas de calefaccion.

Info

Publication number
ES2112055T3
ES2112055T3 ES95913118T ES95913118T ES2112055T3 ES 2112055 T3 ES2112055 T3 ES 2112055T3 ES 95913118 T ES95913118 T ES 95913118T ES 95913118 T ES95913118 T ES 95913118T ES 2112055 T3 ES2112055 T3 ES 2112055T3
Authority
ES
Spain
Prior art keywords
exchanger tube
heat exchanger
section
heating boilers
semi
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.)
Expired - Lifetime
Application number
ES95913118T
Other languages
English (en)
Inventor
Wolfgang Kunkel
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.)
Hoval Interliz AG
Original Assignee
Hoval Interliz AG
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 Hoval Interliz AG filed Critical Hoval Interliz AG
Application granted granted Critical
Publication of ES2112055T3 publication Critical patent/ES2112055T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • F28F21/081—Heat exchange elements made from metals or metal alloys
    • F28F21/084—Heat exchange elements made from metals or metal alloys from aluminium or aluminium alloys
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element
    • 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
    • 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
    • F24H9/0005—Details for water heaters
    • F24H9/001—Guiding means
    • F24H9/0026—Guiding means in combustion gas channels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
    • F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
    • F28F21/081—Heat exchange elements made from metals or metal alloys
    • F28F21/082—Heat exchange elements made from metals or metal alloys from steel or ferrous alloys
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2255/00—Heat exchanger elements made of materials having special features or resulting from particular manufacturing processes
    • F28F2255/16—Heat exchanger elements made of materials having special features or resulting from particular manufacturing processes extruded
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2275/00—Fastening; Joining
    • F28F2275/14—Fastening; Joining by using form fitting connection, e.g. with tongue and groove

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Geometry (AREA)
  • Combustion & Propulsion (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Details Of Fluid Heaters (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Control Of Steam Boilers And Waste-Gas Boilers (AREA)
  • Air Supply (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

EL TUBO INTERCAMBIADOR TERMICO CONSISTE EN UN TUBO (1) EXTERIOR CILINDRICO, DE ACERO DE PARED SUAVE, DENTRO DEL CUAL SE INSERTA UNA SECCION (12) DE ALUMINIO. LA SECCION INSERTADA TOMA LA FORMA DE DOS SEMICUBIERTAS (3,4) QUE ENGRANAN UNA CON OTRA A LO LARGO DE SU BORDES LONGITUDINALES POR MEDIO DE UNA CAVIDAD (7) SIMILAR A UNA RANURA Y CON PROYECCIONES (8) DE TIPO DE NERVIO. AMBAS SEMICUBIERTAS (3,4) DISPONEN DE NERVIOS (5) LONGITUDINALES SOBRE SUS LADOS INTERIORES QUE ESTAN ORIENTADOS DE TAL MODO QUE CADA SEMICUBIERTA CON SUS NERVIOS FORMA UNA SECCION ABIERTA SOBRE UN LADO.
ES95913118T 1994-03-24 1995-03-15 Tubo intercambiador de calor para calderas de calefaccion. Expired - Lifetime ES2112055T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9405062U DE9405062U1 (de) 1994-03-24 1994-03-24 Wärmetauscherrohr für Heizkessel

Publications (1)

Publication Number Publication Date
ES2112055T3 true ES2112055T3 (es) 1998-03-16

Family

ID=6906491

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95913118T Expired - Lifetime ES2112055T3 (es) 1994-03-24 1995-03-15 Tubo intercambiador de calor para calderas de calefaccion.

Country Status (26)

Country Link
US (1) US6070657A (es)
EP (1) EP0752088B1 (es)
JP (1) JP3016866B2 (es)
KR (1) KR100217265B1 (es)
CN (1) CN1120347C (es)
AT (1) ATE160628T1 (es)
AU (1) AU678713B2 (es)
CA (1) CA2186270C (es)
CZ (1) CZ286145B6 (es)
DE (2) DE9405062U1 (es)
DK (1) DK0752088T3 (es)
EE (1) EE03318B1 (es)
ES (1) ES2112055T3 (es)
FI (1) FI107835B (es)
GR (1) GR3026039T3 (es)
HR (1) HRP950131B1 (es)
HU (1) HU220435B (es)
LV (1) LV12025B (es)
NO (1) NO303151B1 (es)
NZ (1) NZ282800A (es)
PL (1) PL178916B1 (es)
RU (1) RU2125219C1 (es)
SK (1) SK281996B6 (es)
TR (1) TR28643A (es)
UA (1) UA26941C2 (es)
WO (1) WO1995025937A1 (es)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT409794B (de) * 1998-11-30 2002-11-25 Vaillant Gmbh Wärmetauscher
DE10053000A1 (de) * 2000-10-25 2002-05-08 Eaton Fluid Power Gmbh Klimaanlage mit innerem Wärmetauscher und Wärmetauscherrohr für einen solchen
DE10392626T5 (de) * 2002-05-10 2005-06-30 Usui Kokusai Sangyo Kaisha, Ltd. Wärmeleitrohr und Wärmetauscher mit einem solchen Wärmeleitrohr
ITMN20040019A1 (it) * 2004-07-13 2004-10-13 Unical Ag Spa Tubo in caldaia a tubi di fumo
EA011432B1 (ru) * 2005-04-18 2009-02-27 Уникал Аг С.П.А. Защищенная труба из углеродистой стали для жаротрубных теплообменных устройств, в частности для котлов
CN100392318C (zh) * 2005-05-20 2008-06-04 应连根 高效节能锅炉
DE102006012219B4 (de) * 2006-03-16 2018-04-05 Pierburg Gmbh Wärmeübertragungseinheit mit einem verschließbaren Fluidteileinlass
ES2263399B1 (es) * 2006-04-28 2007-11-16 Dayco Ensa S.L. Intercambiador de calor de aluminio para un sistema "egr".
US20090260586A1 (en) * 2006-09-19 2009-10-22 Behr Gmbh & Co. Kg Heat exchanger for an internal combustion engine
ITMN20060071A1 (it) * 2006-12-13 2008-06-14 Unical Ag Spa Tubo in acciaio al carbonio protetto per il convogliamento di fumi in apparecchio di scambio termico.
DE102007005389A1 (de) * 2007-02-03 2008-08-07 Behr Gmbh & Co. Kg Wärmeübertrager
DE102008030423B4 (de) 2007-12-05 2016-03-03 GIB - Gesellschaft für Innovation im Bauwesen mbH Rohr mit einer durch Noppen Oberflächenprofil-modifizierten Außenmantelfläche
US8267162B1 (en) * 2008-09-16 2012-09-18 Standard Motor Products Bi-directional pressure relief valve for a plate fin heat exchanger
US8894367B2 (en) * 2009-08-06 2014-11-25 Siemens Energy, Inc. Compound cooling flow turbulator for turbine component
US8844472B2 (en) 2009-12-22 2014-09-30 Lochinvar, Llc Fire tube heater
IT1401296B1 (it) * 2010-06-16 2013-07-18 Unical Ag Spa Tubo in caldaia a tubi di fumo.
CN102331085B (zh) * 2011-09-21 2014-01-15 西安交通大学 一种整体式冷凝锅炉
CN102435087A (zh) * 2011-09-21 2012-05-02 西安交通大学 一种e型轴对称强化换热元件
KR101287707B1 (ko) * 2011-11-14 2013-08-07 최성환 열교환관 및 그 제조방법
KR101504394B1 (ko) * 2012-01-19 2015-03-19 최성환 다단 구조를 갖는 저탕식 콘덴싱 보일러
CN102914200A (zh) * 2012-08-23 2013-02-06 上海青盛工程设备安装有限公司 锅炉烟气余热回收复合材料热交换管
US20140131021A1 (en) * 2012-11-15 2014-05-15 Sung-hwan Choi Heat exchanger pipe and manufacturing method therefor
CN103017328A (zh) * 2012-12-31 2013-04-03 宁波鸿图工业设计有限公司 取暖设备的燃烧与热交换系统
KR101427045B1 (ko) * 2013-04-30 2014-08-05 최성환 2개의 반부 쉘이 일체로 연결된 열교환핀 및 그를 포함한 열교환관
DE102013226742A1 (de) * 2013-12-19 2015-06-25 Mahle International Gmbh Strömungsmaschine
KR20150108581A (ko) * 2014-03-18 2015-09-30 그랜드 홀 엔터프라이즈 컴파니 리미티드 열교환기 튜브
EP2944910B1 (en) * 2014-05-13 2016-05-25 Grand Hall Enterprise Co., Ltd. Heat exchanger tube
CN103968700B (zh) * 2014-05-26 2016-08-24 赵耀华 一种高效换热水管以及热管辐射采暖/制冷系统
TWI560423B (en) * 2014-06-04 2016-12-01 Grand Hall Entpr Co Ltd Heat exchanger tube
JP2016070543A (ja) * 2014-09-29 2016-05-09 關中股▲分▼有限公司 熱交換チューブ
US20160177806A1 (en) * 2014-12-23 2016-06-23 Caterpillar Inc. Exhaust Outlet Elbow Center Divider Connection
CN104613805A (zh) * 2015-01-26 2015-05-13 西安交通大学 一种轴对称梳齿形内翅片结构及其翅片管束
CN104613646B (zh) * 2015-01-27 2017-05-10 佛山市沃克曼普电气有限公司 一种换热片
MX2017016703A (es) 2015-06-18 2019-04-15 Cleaver Brooks Inc Sistema de caldera con tubo de fuego de tamaño reducido.
EP3141828B1 (en) * 2015-07-14 2020-10-28 Eco Factory Co. Ltd. Air conditioning device and air conditioning system
PL3040638T3 (pl) * 2015-07-23 2018-08-31 Hoval Aktiengesellschaft Rura wymiennika ciepła i kocioł grzewczy z taką rurą wymiennika ciepła
GB201513415D0 (en) * 2015-07-30 2015-09-16 Senior Uk Ltd Finned coaxial cooler
CN106482568B (zh) * 2015-08-25 2019-03-12 丹佛斯微通道换热器（嘉兴）有限公司 用于换热器的换热管、换热器及其装配方法
CN105444602A (zh) * 2015-12-04 2016-03-30 安阳方快锅炉有限公司 一种锅炉用新型内翅管
CN105499430A (zh) * 2015-12-08 2016-04-20 安阳方快锅炉有限公司 一种锅炉用内翅片管的加工方法
US20180202724A1 (en) * 2017-01-19 2018-07-19 Dong Yong Hot Water System Inc. Conductive structure of heat exchange pipe
US10377407B2 (en) * 2017-02-08 2019-08-13 Toyota Motor Engineering & Manufacturing North America, Inc. Cooling systems for vehicle interior surfaces
WO2019026243A1 (ja) * 2017-08-03 2019-02-07 三菱電機株式会社 熱交換器、及び冷凍サイクル装置
KR101962352B1 (ko) 2017-10-16 2019-03-26 최영환 열풍발생수단을 구비하는 보일러
US11391523B2 (en) * 2018-03-23 2022-07-19 Raytheon Technologies Corporation Asymmetric application of cooling features for a cast plate heat exchanger
EP3999776A1 (en) * 2019-07-16 2022-05-25 Bradford White Corporation Heat exchanger baffles and methods for manufacturing the same
DE102020112163A1 (de) 2020-05-06 2021-11-11 Martin Hofmeir Heizvorrichtung zur Verwendung in einem Behälter mit explosionsfähiger Atmosphäre, insbesondere zur Schädlingsbekämpfung und/oder Austrocknung, und Verfahren zur Herstellung eines Wärmetauschkörpers einer Heizvorrichtung
US11774194B2 (en) * 2021-02-01 2023-10-03 The Government of the United States of America, as represented by the Secretary of Homeland Security Thermoacoustic 3D printed stack and heat exchanger
CN114087909B (zh) * 2021-11-19 2022-10-25 西安交通大学 一种自振动内插折弯挠曲形翅片复合烟管
DE102022108336A1 (de) 2022-04-06 2023-10-12 Lisa Dräxlmaier GmbH Stromschiene mit passiver kühlung
DE102022108335A1 (de) 2022-04-06 2023-10-12 Lisa Dräxlmaier GmbH Stromschiene mit aktiver kühlung
PL443001A1 (pl) * 2022-11-30 2024-06-03 Politechnika Rzeszowska im. Ignacego Łukasiewicza Przegroda do poziomego ściekowego wymiennika ciepła

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD81875A (es) *
CH20606A (de) * 1899-12-26 1901-02-28 Albert Schmitz Rippenrohr
US813918A (en) * 1899-12-29 1906-02-27 Albert Schmitz Tubes, single or compound, with longitudinal ribs.
GB190207886A (en) * 1902-04-04 1903-03-05 Wallace Mcguffin Greaves Improvements in Tubes for Steam Boilers
GB190217909A (en) * 1902-08-14 1903-06-04 Edgard De Porto-Riche Improvements relating to Steam Generators.
US1350073A (en) * 1919-05-10 1920-08-17 Llewellyn D Edminster Pipe structure
US1692529A (en) * 1926-01-29 1928-11-20 American Luigi Corp Machine for making hollow tubes or conductors
FR993977A (fr) * 1944-11-29 1951-11-09 Stein Et Roubaix Soc Réchauffeur métallique
DE821777C (de) * 1950-01-18 1951-11-19 Luise Benofsky Geb Herberger Auslaufhahn-Strahlregler
US2618738A (en) * 1950-06-22 1952-11-18 Gen Electric Air cooled light projector
US2779972A (en) * 1952-09-10 1957-02-05 Kins Georg Heinrich Pressure vessel
FR1422003A (fr) * 1959-01-29 1965-12-24 Nouveaux échangeurs tubulaires à ailettes intérieures et leurs applications
BE653792A (es) * 1963-09-30
US3267564A (en) * 1964-04-23 1966-08-23 Calumet & Hecla Method of producing duplex internally finned tube unit
BE795314A (fr) * 1972-02-10 1973-05-29 Raufoss Ammunisjonsfabrikker Conduit echangeur de chaleur
DE2227955A1 (de) * 1972-06-08 1974-01-03 Wieland Werke Ag Rohr fuer einen oberflaechenkondensator
DE2920057C2 (de) * 1979-05-18 1982-09-16 Kurt 7520 Bruchsal Heim Innenrippenrohr für druckgas- oder druckölbeheizte Heizkessel
DE3310098A1 (de) * 1983-03-21 1984-10-04 Hans Dr.h.c. 3559 Battenberg Vießmann Heizungskessel
DE3334894A1 (de) * 1983-09-27 1985-04-11 Vießmann, Hans, Dr.h.c., 3559 Battenberg Heizgaszugrohre
DE3338642C1 (de) * 1983-10-25 1984-06-20 Hans Dr.h.c. 3559 Battenberg Vießmann Innenberippter Einsatz für Heizungskessel
IT1209532B (it) * 1984-04-20 1989-08-30 Snam Progetti Processo per la sintesi di urea e materiale utilizzato nello stesso.
JPS6396493A (ja) * 1986-10-07 1988-04-27 Isuzu Motors Ltd 熱交換器
SU1462076A1 (ru) * 1987-01-20 1989-02-28 Запорожский автомобильный завод "Коммунар" Теплообменна труба
US5152339A (en) * 1990-04-03 1992-10-06 Thermal Components, Inc. Manifold assembly for a parallel flow heat exchanger
DE9309771U1 (de) * 1993-07-01 1993-08-26 Viessmann Werke Gmbh & Co, 35108 Allendorf Heizgaszug

Also Published As

Publication number Publication date
JPH09507708A (ja) 1997-08-05
WO1995025937A1 (de) 1995-09-28
NZ282800A (en) 1997-03-24
FI963772A0 (fi) 1996-09-23
HRP950131B1 (en) 2000-10-31
NO963993L (no) 1996-09-23
SK281996B6 (sk) 2001-10-08
CA2186270A1 (en) 1995-09-28
LV12025B (lv) 1998-07-20
GR3026039T3 (en) 1998-04-30
DK0752088T3 (da) 1998-08-10
CN1120347C (zh) 2003-09-03
ATE160628T1 (de) 1997-12-15
CN1144558A (zh) 1997-03-05
HRP950131A2 (en) 1997-02-28
AU678713B2 (en) 1997-06-05
LV12025A (lv) 1998-04-20
PL178916B1 (pl) 2000-06-30
CA2186270C (en) 2000-06-13
JP3016866B2 (ja) 2000-03-06
NO963993D0 (no) 1996-09-23
KR970701851A (ko) 1997-04-12
TR28643A (tr) 1996-12-16
KR100217265B1 (ko) 1999-09-01
HUP9774653A2 (en) 1997-01-28
US6070657A (en) 2000-06-06
EE03318B1 (et) 2000-12-15
EP0752088B1 (de) 1997-11-26
CZ261396A3 (en) 1996-12-11
DE9405062U1 (de) 1994-05-26
DE59501046D1 (de) 1998-01-08
FI963772A (fi) 1996-09-23
UA26941C2 (uk) 1999-12-29
FI107835B (fi) 2001-10-15
HU9602608D0 (en) 1996-11-28
AU2070895A (en) 1995-10-09
PL316389A1 (en) 1997-01-06
RU2125219C1 (ru) 1999-01-20
NO303151B1 (no) 1998-06-02
HU220435B (hu) 2002-01-28
CZ286145B6 (cs) 2000-01-12
EP0752088A1 (de) 1997-01-08
SK116596A3 (en) 1998-10-07

Similar Documents

Publication Publication Date Title
ES2112055T3 (es) Tubo intercambiador de calor para calderas de calefaccion.
AR005906A1 (es) Componente formador de paredes y pared que lo incluye
DE59711309D1 (de) Flachrohr-Wärmeübertrager mit umgeformtem Flachrohrendabschnitt
KR940011119A (ko) 열교환기용 튜우브 및 그 제조방법
DE69612581D1 (de) Wärmetauscher mit U-Röhren, mit einer Anti-Auftrieb- und schwingungsneutralisierender Rohrhalterungsvorrichtung
ES2186030T3 (es) Intercambiador de calor para un vehiculo automovil.
AR026294A1 (es) Un perno de techo autoperforador
AR026162A1 (es) Mensula de montaje para un multiple alargado de intercambiador de calor y metodos de ensamblar el mismo.
ITRM950141A0 (it) Perfezionamento nelle caldaie e generatori di vapore a singolo attraversamento, con tubi e nervature singole e multiple.
TW371712B (en) Heat exchanger
ES290846U (es) Cambiador de calor
DE69806683D1 (de) Mit mehreren Röhren gefertigter Wärmetauscher
IT8223008A0 (it) Scambiatore di calore a tubi con inserti di convogliamento disposti nella camera di circolazione.
DE69905862D1 (de) Wärmetauscher mit biegsamen rohren
BR9911660A (pt) Plugue adaptável, e, meio de adaptação destinado a ser provido em um membro de adaptação no mesmo
BR0015212A (pt) Trocador de calor com encabeçador chanfrado
BR8307619A (pt) Aperfeicoamentos em projeteis destinados a serem disparados por uma arma de fogo
ES2203410T3 (es) Envoltura anillada para redes sanitarias bitubos.
IT1282643B1 (it) Caldaia a recupero munita di tubi alettati
DE59707824D1 (de) Spreizdübel
DE69808610D1 (de) Wärmetauscherröhren mit faden-turbulator
RU96122717A (ru) Электрорадиатор
BR9803049A (pt) Trocador de calor
ES296470Y (es) Dispositivo para el enclavamiento de tubos sobre una placa colectora de un intercambiador de calor
KR950025581U (ko) 타원형 동관을 결합한 휜튜브 열교환기

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 752088

Country of ref document: ES