ES2112943T3 - Procedimiento y dispositivo para la produccion continua de un tubo compuesto que consta de una parte exterior sustancialmente lisa. - Google Patents

Procedimiento y dispositivo para la produccion continua de un tubo compuesto que consta de una parte exterior sustancialmente lisa.

Info

Publication number
ES2112943T3
ES2112943T3 ES93117224T ES93117224T ES2112943T3 ES 2112943 T3 ES2112943 T3 ES 2112943T3 ES 93117224 T ES93117224 T ES 93117224T ES 93117224 T ES93117224 T ES 93117224T ES 2112943 T3 ES2112943 T3 ES 2112943T3
Authority
ES
Spain
Prior art keywords
procedure
outer part
continuous production
substantially smooth
smooth outer
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
ES93117224T
Other languages
English (en)
Inventor
Ralph-Peter Dr Hegler
Wilhelm Hegler
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6474029&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2112943(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of ES2112943T3 publication Critical patent/ES2112943T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D99/00—Subject matter not provided for in other groups of this subclass
    • B29D99/001—Producing wall or panel-like structures, e.g. for hulls, fuselages, or buildings
    • B29D99/0014—Producing wall or panel-like structures, e.g. for hulls, fuselages, or buildings provided with ridges or ribs, e.g. joined ribs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/11—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/303—Extrusion nozzles or dies using dies or die parts movable in a closed circuit, e.g. mounted on movable endless support
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0015—Making articles of indefinite length, e.g. corrugated tubes
    • B29C49/0021—Making articles of indefinite length, e.g. corrugated tubes using moulds or mould parts movable in a closed path, e.g. mounted on movable endless supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0015—Making articles of indefinite length, e.g. corrugated tubes
    • B29C49/0024—Making articles of indefinite length, e.g. corrugated tubes using varying mould speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/006—Using vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0011—Combinations of extrusion moulding with other shaping operations combined with compression moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/002—Combinations of extrusion moulding with other shaping operations combined with surface shaping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/22—Articles comprising two or more components, e.g. co-extruded layers the components being layers with means connecting the layers, e.g. tie layers or undercuts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0015—Making articles of indefinite length, e.g. corrugated tubes
    • B29C49/0025—Making articles of indefinite length, e.g. corrugated tubes subsequent mould cavities being different, e.g. for making bells
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/18—Pleated or corrugated hoses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/18—Pleated or corrugated hoses
    • B29L2023/183—Pleated or corrugated hoses partially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/18—Pleated or corrugated hoses
    • B29L2023/186—Pleated or corrugated hoses having a smooth internal wall

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

PARA LA FABRICACION CONTINUA DE UN TUBO COMBINADO COMPUESTO DE UN TUBO INTERIOR LISO (45) Y DE UN TUBO EXTERIOR (42) SOLDADO CON EL TUBO INTERIOR, PROVISTO CON ACANALADURAS TRANSVERSALES (24), CON UNA ZONA EXTERIOR EN ESENCIA LISA (EXTREMO AFILADO 46), SE EXTRUSIONAN UNA MANGUERA EXTERIOR (41) Y DENTRO DE ESTA UNA MANGUERA INTERIOR (43). DURANTE LA FABRICACION DE LA ZONA EXTERIOR EN ESENCIA LISA (EXTREMO AFILADO 46), SU PARED EXTERIOR (52) SE DESCARGA DE PRESION POR CAMARAS DE COMPENSACION (49).
ES93117224T 1992-12-01 1993-10-25 Procedimiento y dispositivo para la produccion continua de un tubo compuesto que consta de una parte exterior sustancialmente lisa. Expired - Lifetime ES2112943T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4240268A DE4240268A1 (de) 1992-12-01 1992-12-01 Verfahren und Vorrichtung zur fortlaufenden Herstellung eines Verbundrohres mit einem außen im wesentlichen glatten Abschnitt

Publications (1)

Publication Number Publication Date
ES2112943T3 true ES2112943T3 (es) 1998-04-16

Family

ID=6474029

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93117224T Expired - Lifetime ES2112943T3 (es) 1992-12-01 1993-10-25 Procedimiento y dispositivo para la produccion continua de un tubo compuesto que consta de una parte exterior sustancialmente lisa.

Country Status (6)

Country Link
US (1) US5472659A (es)
EP (1) EP0600214B2 (es)
CN (1) CN1042712C (es)
CA (1) CA2110360C (es)
DE (2) DE4240268A1 (es)
ES (1) ES2112943T3 (es)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19504501A1 (de) * 1995-02-13 1996-08-14 Wilhelm Hegler Verfahren und Anlage zur Herstellung eines Mehrschicht-Rohres aus thermoplastischem Kunststoff, insbesondere Polyolefin
DE19604311A1 (de) * 1996-02-07 1997-08-14 Ralph Peter Dr Ing Hegler Verbundrohr mit Muffe und Verfahren zu seiner Herstellung
DE19640928A1 (de) * 1996-10-04 1998-04-09 Ralph Peter Dr Ing Hegler Vorrichtung zur Herstellung von Kunststoff-Verbund-Rohren
IT1290468B1 (it) * 1997-03-21 1998-12-04 Giancarlo Tamborini Struttura di tubo di scarico a realizzazione semplificata particolarmente studiata per elettrodomestici e simili
DE19724113A1 (de) * 1997-06-09 1998-12-10 Ralph Peter Dr Hegler Verbundrohr mit angeformter Rohr-Muffe und Verfahren zu dessen Herstellung
DE19848470A1 (de) 1998-10-21 2000-04-27 Ralph Peter Hegler Verfahren zur fortlaufenden Herstellung eines Verbundrohres mit einer Rohr-Muffe und Vorrichtung zur Durchführung des Verfahrens
US6199592B1 (en) * 1999-02-05 2001-03-13 Hancor, Inc. Pipe structure and method of manufacture
DE60111398T2 (de) * 2000-09-11 2006-03-16 Manfred Arno Alfred Thornhill Lupke Rohrformvorrichtung mit einer regelung des kunststoffvolumens längs der rohrwandung
US6752955B2 (en) * 2001-07-13 2004-06-22 Trw Inc. Method of manufacturing a boot seal
ES2290594T3 (es) * 2004-07-03 2008-02-16 Ralph-Peter Dr.-Ing. Hegler Procedimiento para la fabricacion continua de un tubo corrugado de doble pared con una manguera, el tubo corrugado de doble pared y el aparato para llevar a cabo el procedimiento.
US7484535B2 (en) 2005-03-14 2009-02-03 Advanced Drainage Systems, Inc. Corrugated pipe with outer layer
US8733405B2 (en) 2005-03-14 2014-05-27 Advanced Drainage Systems, Inc. Corrugated pipe with outer layer
EP1916087A1 (de) * 2006-10-26 2008-04-30 Drossbach GmbH & Co. KG Vorrichtung zur Aufbringung von Kunststoff auf ein Werkstück
CA2622695C (en) 2007-02-26 2015-11-03 Advanced Drainage Systems, Inc. Pipe extrusion die flow path apparatus and method
CA2622692C (en) 2007-02-26 2015-10-06 Advanced Drainage Systems, Inc. Defined ratio dual-wall pipe die
WO2008139004A1 (es) * 2007-05-14 2008-11-20 Uralita Sistemas De Tuberias, S.A. Procedimiento de fabricación de tubería corrugada tricapa, cabezal empleado en la fabricación y la tubería así obtenida
US8820801B2 (en) 2007-11-16 2014-09-02 Advanced Drainage System, Inc. Multi-wall corrugated pipe couplings and methods
US8820800B2 (en) 2007-11-16 2014-09-02 Advanced Drainage Systems, Inc. Multi-wall corrugated pipe couplings and methods
US7988438B2 (en) 2008-02-11 2011-08-02 Advanced Drainage Systems, Inc. Extrusion die vacuum seals
US8114324B2 (en) 2008-10-14 2012-02-14 Advanced Drainage Systems, Inc. Apparatus and method for pressing an outer wall of pipe
US8550807B2 (en) 2008-05-28 2013-10-08 Advanced Drainage Systems, Inc. In-mold punch apparatus and methods
GB2474982B (en) * 2008-08-06 2013-03-13 Jain Irrigation Systems Ltd A novel pipe with integral male and female ends, a novel jointmade using the same, and process of making the pipe and the joint

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6036143A (ja) * 1983-08-08 1985-02-25 Takiron Co Ltd 継手部を有した二重壁パイプの製造方法
JPS61148035A (ja) * 1984-12-21 1986-07-05 Takiron Co Ltd 二重壁管の製造法
JPS61293821A (ja) * 1985-06-21 1986-12-24 Takiron Co Ltd コルゲ−ト管のスリ−ブの成形方法
FI77405C (fi) * 1986-03-20 1989-03-10 Uponor Nv Foerfarande och anordning foer framstaellning av kamflaensroer.
DE3701822A1 (de) * 1987-01-22 1988-08-11 Uponor Nv Verfahren und anordnung zum strangpressen von kunststoffrohren
NL8701164A (nl) * 1987-05-14 1988-12-01 Wavin Bv Kunststofbuis met aan het buitenoppervlak massieve dwarsribben, inrichting voor toepassing in een installatie voor het vormen van dergelijke buizen; installatie voor het vormen van buizen die een dergelijke inrichting omvat en werkwijze voor het vormen van een kunststofbuis onder toepassing van een dergelijke installatie.
DE4210482A1 (de) * 1992-03-31 1993-10-07 Wilhelm Hegler Verfahren und Vorrichtung zur fortlaufenden Herstellung eines Verbundrohres mit Rohr-Muffe

Also Published As

Publication number Publication date
CN1096480A (zh) 1994-12-21
DE59308206D1 (de) 1998-04-09
US5472659A (en) 1995-12-05
EP0600214B2 (de) 2006-04-19
CA2110360C (en) 2005-01-25
CA2110360A1 (en) 1994-06-02
EP0600214A1 (de) 1994-06-08
CN1042712C (zh) 1999-03-31
EP0600214B1 (de) 1998-03-04
DE4240268A1 (de) 1994-06-09

Similar Documents

Publication Publication Date Title
ES2111622T3 (es) Aplicador de tampones.
DE3866816D1 (de) Verschluss fuer eine maennliche harnroehre.
AU2002223060A1 (en) Flexible tubular pipe
ES2096951T3 (es) Cateter de manguito.
FI931416A0 (fi) Foerfarande och anordning foer kontinuerlig framstaellning av ett med en muff foersett sammansaettningsroer
DE59909005D1 (de) Stent
EP0357091A3 (en) Drainage tube for inserting in wounds and wound cavities
ES2106514T3 (es) Cateteres y metodo de fabricacion de los mismos.
ES2046526T3 (es) Endoscopio.
ES2044445T3 (es) Cateteres.
AU2113083A (en) Method and apparatus for forming a double walled thermoplastic tube
ES2029240T3 (es) Cabezal de almacenado para la fabricacion de mangueras co-extruidas de varias capas de plastico.
AR007001A1 (es) Metodo para fabricar una tuberia flexible de uso medico y el tubo o tuberia asi obtenido
CA2110360A1 (en) Method and apparatus for the continuous manufacture of a compound pipe with a portion which is substantially smooth on its outside
ES2054518T3 (es) Empalmador de apriete para tubos rigidos o flexibles de material polimero.
DE59303389D1 (de) Verbundprofil
ES2149209T3 (es) Metodo y aparato para formar un tubo termoplastico de doble pared con campanas integradas.
ES2159791T3 (es) Manguera sanitaria.
ES2184204T3 (es) Cable de pretensado, y elemento de vaina para dicho cable.
FR2334896A1 (fr) Raccord de tuyau avec bague de retenue de section sensiblement en t et manchon associe
DK0571480T3 (da) Malkemaskineslange
EP0351926A3 (en) Package for a flowable material
ES2101173T3 (es) Recipiente de inyeccion.
FR2082448A5 (en) Flexible composite piping - with polyethylene or ptfe interior and nylon exterior
AR007047A1 (es) Conector para mangueras

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 600214

Country of ref document: ES