ES2385242A1 - Procedure and piece for the protection of conductive pipes of fluids. (Machine-translation by Google Translate, not legally binding) - Google Patents
Procedure and piece for the protection of conductive pipes of fluids. (Machine-translation by Google Translate, not legally binding) Download PDFInfo
- Publication number
- ES2385242A1 ES2385242A1 ES201000008A ES201000008A ES2385242A1 ES 2385242 A1 ES2385242 A1 ES 2385242A1 ES 201000008 A ES201000008 A ES 201000008A ES 201000008 A ES201000008 A ES 201000008A ES 2385242 A1 ES2385242 A1 ES 2385242A1
- Authority
- ES
- Spain
- Prior art keywords
- inner layer
- pipe
- protective part
- natural rubber
- rubber
- 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
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000012530 fluid Substances 0.000 title claims abstract description 7
- 244000043261 Hevea brasiliensis Species 0.000 claims abstract description 15
- 229920003052 natural elastomer Polymers 0.000 claims abstract description 15
- 229920001194 natural rubber Polymers 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 12
- 230000009975 flexible effect Effects 0.000 claims abstract description 7
- 239000011248 coating agent Substances 0.000 claims abstract description 3
- 238000000576 coating method Methods 0.000 claims abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 229920001971 elastomer Polymers 0.000 claims description 9
- 239000005060 rubber Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 6
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 5
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000012212 insulator Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 239000011324 bead Substances 0.000 abstract 1
- 238000005553 drilling Methods 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 description 27
- 239000010410 layer Substances 0.000 description 22
- 239000007789 gas Substances 0.000 description 15
- 239000011229 interlayer Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
- F16L57/06—Protection of pipes or objects of similar shape against external or internal damage or wear against wear
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
Procedure and part for the protection of fluid conducting pipes. Procedure for protection against drilling by abrasive dart effect of fluid conducting pipes, comprising the operation of coating the pipe with a sleeve formed by multiple pieces formed by tubular segments of open section, which at least partially embrace and adjust the pipe, arranged contiguous and joined by a bead on said pipe, each piece comprising a first external layer of a hard material with elastic properties, preferably pvc, and a second, flexible inner layer, comprising natural rubber. (Machine-translation by Google Translate, not legally binding)
Description
- "Procedimiento y pieza para la protección de tuberías conductoras de fluidos" "Procedure and part for the protection of fluid conductive pipes"
- 5 5
- Sector técnico de la invención. Technical sector of the invention.
- La invención se refiere a un procedimiento para la protección contra la perfoThe invention relates to a method for protection against perfo
- ración por efecto dardo abrasivo de tuberías conductoras de fluidos, como gas, parration due to the abrasive effect of fluid conductive pipes, such as gas, torque
- ticularmente adecuado para proteger dichas tuberías cuando están enterradas a properly suitable to protect said pipes when they are buried
- corta distancia de tuberías de líquidos a presión, tales como tuberías de agua. Short distance of pressurized liquid pipes, such as water pipes.
- 1 O 1 o
- La invención también se refiere a una pieza protectora de tuberías para la The invention also relates to a protective pipe part for the
- puesta en práctica de dicho procedimiento. implementation of said procedure.
- Antecedentes de la invención.Background of the invention.
- A pesar de que no es recomendable, por motivos de espacio, las conduccioAlthough it is not recommended, for reasons of space, I drive them
- 15 fifteen
- nes de agua y gas en ciertas instalaciones están enterradas a corta distancia entre Water and gas nes in certain facilities are buried a short distance between
- sí. En estas circunstancias, la rotura de la tubería de agua puede producir la perfoyes. In these circumstances, the rupture of the water pipe can cause perforation.
- ración de la tubería de gas por el efecto abrasivo que produce el impacto continuo ration of the gas pipe due to the abrasive effect produced by the continuous impact
- de un dardo de agua proveniente de la tubería rota, que arrastra tierra y/o arena en of a water dart coming from the broken pipe, which drags dirt and / or sand into
- su trayectoria en dirección a la tubería de gas. its path in the direction of the gas pipe.
- 20 twenty
- Es un objeto de la presente invención dar a conocer un procedimiento para It is an object of the present invention to disclose a method for
- proteger las tuberías de gas en este tipo de instalaciones, en especial cuando las protect gas pipelines in this type of facility, especially when
- tuberías de gas están enterradas, así como una pieza protectora mediante la cual gas pipes are buried, as well as a protective piece by which
- pueda evitarse la rotura de la tubería de gas protegida un mínimo de una semana, breakage of the protected gas pipeline can be avoided for a minimum of one week,
- que permita la detección visual del escape de agua. that allows visual detection of water leakage.
- 25 25
- Explicación de la invención.Explanation of the invention.
- EI procedimiento según la invención en esencia se caracteriza porque comThe procedure according to the invention is essentially characterized in that
- prende la operación de recubrir la tubería conductora de fluido con una funda forturn on the operation of coating the conductive fluid pipe with a cover for
- mada por múltiples piezas esencialmente tubulares, que abrazan al menos parcialmada by multiple essentially tubular pieces, which embrace at least partial
- 30 30
- mente y con ajuste la tubería a proteger, dispuestas contiguas y unidas por testa mind and adjust the pipe to be protected, arranged adjoining and joined by testa
- sobre la citada tubería, que comprenden una primera capa externa de un material on said pipe, comprising a first outer layer of a material
- duro y con propiedades elásticas, preferentemente PVC, y una segunda capa interhard and with elastic properties, preferably PVC, and a second inter layer
- na, flexible, que comprende caucho natural (conocido como NR: Natural Rubber) y na, flexible, comprising natural rubber (known as NR: Natural Rubber) and
- opcionalmente goma de policloropreno y goma de estireno-butadieno. optionally polychloroprene rubber and styrene-butadiene rubber.
- En una realización de interés, las piezas esencialmente tubulares se unen In an embodiment of interest, essentially tubular parts are joined
- por testa mediante un adhesivo para caucho. by testa using a rubber adhesive.
- Según otra característica de la invención, en cada una de las uniones por According to another characteristic of the invention, in each of the joints by
- testa entre cada dos piezas contiguas de la funda se dispone un manguito exterior, an outer sleeve is arranged between every two contiguous pieces of the sheath,
- 5 5
- de constitución análoga a la de éstas, que recubre total o parcialmente la unión. of constitution analogous to theirs, which covers all or part of the union.
- Este refuerzo podrá ser instalado adicionalmente para el refuerzo de la This reinforcement may be additionally installed for the reinforcement of the
- unión que se realice por la testa de la goma. union made by the rubber head.
- De acuerdo con otro aspecto de la invención, se da a conocer una pieza According to another aspect of the invention, a piece is disclosed
- protectora para tuberías de gas adecuada para la puesta en práctica del procediprotective gas pipe suitable for the implementation of the procedure
- 1 O 1 o
- miento según la invención. according to the invention.
- En esencia, dicha pieza se caracteriza porque está formada por un segIn essence, this piece is characterized because it is formed by a sec
- mento tubular de sección transversal abierta, que lleva practicado una abertura lontubular mind of open cross section, which has practiced a lon opening
- gitudinal cuyos bordes son paralelos y están separados una distancia menor que el gitudinal whose edges are parallel and are separated a distance less than the
- diámetro de la tubería a proteger, comprendiendo la pieza una primera capa exterdiameter of the pipe to be protected, the piece comprising a first outer layer
- 15 fifteen
- na de un material duro y con propiedades elásticas, preferentemente PVC, y una na of a hard material with elastic properties, preferably PVC, and a
- segunda capa interna, flexible, que comprende caucho natural y opcionalmente second inner layer, flexible, comprising natural rubber and optionally
- goma de policloropreno y goma de estireno-butadieno. polychloroprene rubber and styrene-butadiene rubber.
- La composición de la segunda capa interna es la que dota a la pieza de The composition of the second inner layer is what gives the piece of
- las propiedades protectoras, adecuadas para proteger la tubería de un dardo de protective properties, suitable to protect the pipe of a dart from
- 20 twenty
- agua, proveniente por ejemplo de una fuga de una tubería próxima, cuya presión de water, for example from a leak from a nearby pipe, whose pressure of
- circulación puede superar los 6,5 bar. Al ser la segunda capa interna de naturaleza circulation can exceed 6.5 bar. Being the second inner layer of nature
- flexible, debido a los materiales que la constituyen, la pieza se dota de la primera flexible, due to the materials that constitute it, the piece is equipped with the first
- capa externa, que le confiere la rigidez suficiente como para dar forma a la segunda outer layer, which gives it enough rigidity to shape the second
- capa interna. En el contexto de la invención, el término "duro" empleado para desinner layer In the context of the invention, the term "hard" used to des
- 25 25
- cribir el material que constituye la primera capa externa se refiere a que tiene una screening the material that constitutes the first outer layer refers to having a
- dureza suficiente como para conservar su forma tubular cuando no se somete a Hard enough to retain its tubular shape when not subjected to
- fuerzas externas. Como la pieza está destinada a fijarse mediante presión a la tubeexternal forces As the piece is intended to be fixed by pressure to the tube
- ría a proteger, este material tiene además propiedades flexibles con el propósito de laugh to protect, this material also has flexible properties for the purpose of
- poderse deformar la pieza ligeramente, separándose los bordes paralelos de su the piece can be deformed slightly, separating the parallel edges of its
- 30 30
- abertura longitudinal hasta permitir la introducción de la tubería a proteger en su longitudinal opening to allow the introduction of the pipe to be protected in its
- interior, de forma que la pieza queda posteriormente aplicada a presión sobre la inside, so that the piece is subsequently applied under pressure on the
- superficie exterior de la tubería por reacción elástica del material que constituye la outer surface of the pipe by elastic reaction of the material constituting the
- primera capa externa. First outer layer
Según otra característica de la invención, el arco de la abertura longitudinal de la pieza protectora está comprendido entre 100° y 140°, siendo preferentemente de 120°. According to another characteristic of the invention, the arc of the longitudinal opening of the protective piece is comprised between 100 ° and 140 °, preferably being 120 °.
En una variante de realización, la segunda capa interna está constituida de una mezcla de al menos un 95% en peso de caucho natural, estando preferentemente constituida de un compuesto comercializado con la marca comercial REMALINE 35®. In a variant embodiment, the second inner layer is constituted of a mixture of at least 95% by weight of natural rubber, being preferably constituted of a compound sold under the trademark REMALINE 35®.
En otra variante de la invención, la segunda capa interna está íntegramente formada de caucho natural. De acuerdo con otra característica de la invención, el espesor de la segunda capa interna es superior a 6 mm. siendo preferentemente de 7 mm. Según otra variante de la invención, la pieza protectora comprende una capa intermedia de aislante térmico. In another variant of the invention, the second inner layer is entirely formed of natural rubber. According to another feature of the invention, the thickness of the second inner layer is greater than 6 mm. preferably 7 mm. According to another variant of the invention, the protective piece comprises an intermediate layer of thermal insulation.
En los dibujos adjuntos se ilustra, de un modo no limitativo, una forma de realización del procedimiento y de una pieza protectora según la invención. En concreto: The attached drawings illustrate, in a non-limiting manner, an embodiment of the process and a protective piece according to the invention. Specific:
La Fig. 1, es una vista esquemática y en perspectiva de una variante de realización de la pieza protectora según la invención; y Fig. 1 is a schematic and perspective view of a variant embodiment of the protective piece according to the invention; Y
La Fig. 2, muestra un tramo de una tubería de gas convenientemente protegida mediante una funda protectora constituida por varias piezas según la Fig. 1 y el manguito adicional auxiliar. Fig. 2 shows a section of a gas pipe conveniently protected by a protective sheath consisting of several pieces according to Fig. 1 and the additional auxiliary sleeve.
La Fig. 1 muestra una variante concreta de realización para una pieza protectora adecuada para proteger una tubería de gas del dardo de agua proveniente de un escape de una tubería de distribución de agua próxima. Fig. 1 shows a concrete embodiment variant for a protective piece suitable for protecting a gas pipe from the water dart from an escape from a nearby water distribution pipe.
La pieza protectora 1 está formada por un segmento tubular, de sección transversal abierta, de 500 mm de longitud. La pieza protectora 1 lleva practicada una abertura longitudinal 2 cuyos bordes son paralelos y están separados una distancia menor que el diámetro de la tubería de gas a proteger, destinada a quedar alojada con ajuste en el interior de la pieza protectora 1. El arco a de la citada aber
The protective piece 1 is formed by a tubular segment, with an open cross-section, 500 mm in length. The protective piece 1 has a longitudinal opening 2 whose edges are parallel and are separated a distance smaller than the diameter of the gas pipe to be protected, intended to be accommodated with adjustment inside the protective piece 1. The arc of the aforementioned aber
- tura longitudinal es de 120°, lo que significa que la pieza protectora 1 tiene un arco Longitudinal ture is 120 °, which means that the protective piece 1 has an arc
- de encaje de 240° en posición no operativa. 240 ° socket in non-operative position.
- La pieza protectora 1 está constituida por una primera capa externa 3, de The protective piece 1 is constituted by a first outer layer 3, of
- PVC y de 3mm de espesor, y por una segunda capa interna 4, de 7mm de espesor PVC and 3mm thick, and for a second inner layer 4, 7mm thick
- 5 5
- y formada a partir de una mezcla que comprende goma natural en al menos un 95% and formed from a mixture comprising natural rubber in at least 95%
- en peso, goma de policloropreno y goma de estireno-butadieno. El material comerby weight, polychloroprene rubber and styrene-butadiene rubber. The material eat
- cializado bajo el nombre comercial de Remaline 35® cumple con estas especificaCialized under the trade name of Remaline 35® meets these specific
- ciones. Este material es un elastómero de alta resistencia al desgaste por abrasión tion This material is an elastomer of high resistance to abrasion wear
- en húmedo, idóneo para el propósito de la invención y en especial para proteger la wet, suitable for the purpose of the invention and especially to protect the
- 1 O 1 o
- tubería de gas del efecto abrasivo que, por la mezcla de tierra y arena que arrastra gas pipe of the abrasive effect that, by the mixture of earth and sand that drags
- en su trayectoria, ejercería un dardo de agua de una tubería conductora de agua in its trajectory, it would exert a water dart of a conductive water pipe
- proveniente directamente de la red de distribución. coming directly from the distribution network.
- Por lo que respecta al diámetro nominal de la pieza protectora 1 , se prevé As regards the nominal diameter of the protective part 1, it is foreseen
- disponer de piezas protectoras adecuadas para diferentes tamaños o diámetros de have suitable protective parts for different sizes or diameters of
- 15 fifteen
- tuberías de gas, y más en concreto se prevé disponer de piezas protectoras con los gas pipelines, and more specifically it is planned to have protective parts with
- siguientes diámetros: 63mm; 90 mm; 110mm; 160mm; 200 mm; 250 mm; y 315 following diameters: 63mm; 90 mm; 110mm; 160mm; 200 mm; 250 mm; and 315
- mm. mm
- Si bien es posible añadir una capa intermedia con propiedades adhesivas While it is possible to add an intermediate layer with adhesive properties
- entre la primera capa exterior 3 de PVC y la segunda capa interior 4 de Remaline between the first outer layer 3 of PVC and the second inner layer 4 of Remaline
- 20 twenty
- 35®, ésta no es imprescindible pues con el material elegido la segunda capa inter 35®, this is not essential because with the material chosen the second inter layer
- ior 4 queda aplicada a presión sobre la pared interior del PVC, sin deslizar longituior 4 is applied under pressure on the inner wall of the PVC, without sliding longitu
- dinalmente respecto de éste. dinally about this one.
- En una variante de realización no representada, se prevé incorporar a la In a variant embodiment not shown, it is planned to incorporate the
- pieza protectora 1 una capa intermedia de material aislante, entre la capa externa 3 protective piece 1 an intermediate layer of insulating material, between the outer layer 3
- 25 25
- y la capa interna 4, tal como por ejemplo una capa de caucho EPDM de espesor and the inner layer 4, such as for example a thick EPDM rubber layer
- comprendido entre 7 y 1 O mm adecuada para soportar puntas de temperatura de between 7 and 1 O mm suitable to withstand temperature tips of
- entre 150°C y 17 5°C. between 150 ° C and 17 5 ° C.
- Para su correcta instalación en una tubería de gas, por ejemplo en una tubeFor proper installation in a gas pipe, for example in a tube
- ría 5 conductora de gas natural como la representada en la Fig. 2, se recomienda Ría 5 conductive natural gas as shown in Fig. 2, it is recommended
- 30 30
- humedecer primero la tubería 5 con agua limpia. Posteriormente, se aplican las first wet pipe 5 with clean water. Subsequently, the
- piezas protectoras 1 necesarias sobre la superficie exterior de la tubería 5, deforprotective parts 1 required on the outer surface of the pipe 5, defor
- mándose elásticamente las piezas protectoras 1, separándose suficientemente los the protective parts 1 being elastically, sufficiently separating the
- bordes de sus respectivas aberturas longitudinales, hasta que la tubería 5 se introedges of their respective longitudinal openings, until the pipe 5 is introduced
- duce y aloja en su interior. Cada pieza protectora 1 quedará entonces fijada a pre Duce and lodge inside. Each protective piece 1 will then be fixed to pre
sión en la tubería 5 por reacción elástica del PVC. Sion in pipe 5 by elastic reaction of PVC.
Naturalmente, debe asegurarse que la parte de la tubería 5 enfrentada a la tubería de agua, susceptible de recibir el dardo de agua en caso de escape o fuga, quede cubierta por la piezas protectoras 1, ya que éstas no cubrirán en su totalidad la tubería 5. Naturally, it must be ensured that the part of the pipe 5 facing the water pipe, capable of receiving the water dart in case of escape or leakage, is covered by the protective pieces 1, since these will not cover the entire pipe 5.
En la Fig. 2 se observa que para recubrir un tramo largo de la tubería 5 de gas, se utilizan varias piezas protectoras 1 que se disponen contiguas y unidas por testa sobre la citada tubería 5 para formar una funda protectora. De forma preferida, en cada una de las uniones por testa entre cada dos piezas contiguas de la funda In Fig. 2 it is observed that to cover a long section of the gas pipe 5, several protective pieces 1 are used that are contiguous and joined by testa on said pipe 5 to form a protective sheath. Preferably, in each of the joints per head between each two adjacent pieces of the sheath
1 O protectora se dispone un manguito opcional exterior 6, de constitución análoga a la de una pieza protectora 1 pero de menor longitud, por ejemplo de 100 mm, que recubre total o parcialmente la unión.
A protective sleeve 1 or optional outer sleeve 6 is provided, with a constitution analogous to that of a protective piece 1 but of a shorter length, for example 100 mm, which completely or partially covers the joint.
Claims (10)
- 5 1 O 5 1 O
- 1.-Procedimiento para la protección de tuberías conductoras de fluido, tal como gas, de las que circulan a corta distancia de tuberías de líquidos a presión, tales como tuberías de agua, caracterizado porque comprende la operación de recubrir la tubería de gas con una funda formada por múltiples piezas esencialmente tubulares, que abrazan al menos parcialmente y con ajuste la tubería de gas, dispuestas contiguas y unidas por testa sobre la citada tubería, que comprenden una primera capa externa de un material duro y con propiedades elásticas, preferentemente PVC, y una segunda capa interna, flexible, que comprende caucho natural (NR). 1.-Procedure for the protection of fluid conductive pipes, such as gas, from those that circulate at a short distance from pressurized liquid pipes, such as water pipes, characterized in that it comprises the operation of coating the gas pipe with a cover formed by multiple essentially tubular pieces, which at least partially embrace and adjust the gas pipe, arranged adjacent and joined by testa on the said pipe, which comprise a first outer layer of a hard material and with elastic properties, preferably PVC, and a second, flexible inner layer, comprising natural rubber (NR).
- 15 20 15 20
- 2.-Procedimiento según la reivindicación 1, caracterizado porque las piezas esencialmente tubulares se unen por testa mediante un adhesivo para caucho. 3.-Procedimiento según las reivindicaciones 1 ó 2, caracterizado porque en cada una de las uniones por testa entre cada dos piezas contiguas de la funda se dispone un manguito exterior, de constitución análoga a la de éstas, que recubre total o parcialmente la unión. 4.-Procedimiento según una cualquiera de las reivindicaciones anteriores, caracterizado porque la segunda capa interna comprende caucho natural en al menos un 95% en peso. 2. Method according to claim 1, characterized in that the essentially tubular pieces are joined by testa by means of a rubber adhesive. 3. Method according to claims 1 or 2, characterized in that in each of the joints per head between each two adjacent pieces of the sheath there is an outer sleeve, constitution analogous to theirs, which covers all or part of the joint . 4. Method according to any one of the preceding claims, characterized in that the second inner layer comprises natural rubber in at least 95% by weight.
- 25 25
- 5.-Procedimiento según una cualquiera de las reivindicaciones 1 a 3, caracterizado porque la segunda capa interna está formada por una mezcla que comprende caucho natural, goma de policloropreno y goma de estireno-butadieno. 5. Method according to any one of claims 1 to 3, characterized in that the second inner layer is formed by a mixture comprising natural rubber, polychloroprene rubber and styrene-butadiene rubber.
- 30 30
- 6.-Procedimiento según una cualquiera de las reivindicaciones anteriores, caracterizado porque al menos una de las piezas comprende una capa intermedia de aislante térmico. 6. Method according to any one of the preceding claims, characterized in that at least one of the pieces comprises an intermediate layer of thermal insulation.
- 7.-Pieza protectora (1) para tuberías (5) de gas adecuada para la puesta en práctica del procedimiento según las reivindicaciones anteriores, caracterizada 7.-Protective part (1) for gas pipes (5) suitable for the implementation of the method according to the preceding claims, characterized
14.-Pieza protectora ( 1) según la reivindicación anterior, caracterizada porque el espesor de la segunda capa interna (4) es de aproximadamente 7 mm.
14.-Protective part (1) according to the preceding claim, characterized in that the thickness of the second inner layer (4) is approximately 7 mm.
15.-Pieza según una cualquiera de las reivindicaciones 7 a 14, caracterizada porque comprende una capa intermedia de un aislante térmico, preferentemente adecuada para resistir temperaturas superiores a 150°C.
15. Part according to any one of claims 7 to 14, characterized in that it comprises an intermediate layer of a thermal insulator, preferably suitable for withstanding temperatures above 150 ° C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES201000008A ES2385242B1 (en) | 2010-01-05 | 2010-01-05 | PROCEDURE AND PART FOR THE PROTECTION OF FLUID DRIVING PIPES. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES201000008A ES2385242B1 (en) | 2010-01-05 | 2010-01-05 | PROCEDURE AND PART FOR THE PROTECTION OF FLUID DRIVING PIPES. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES2385242A1 true ES2385242A1 (en) | 2012-07-20 |
| ES2385242B1 ES2385242B1 (en) | 2013-06-10 |
Family
ID=46397712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES201000008A Expired - Fee Related ES2385242B1 (en) | 2010-01-05 | 2010-01-05 | PROCEDURE AND PART FOR THE PROTECTION OF FLUID DRIVING PIPES. |
Country Status (1)
| Country | Link |
|---|---|
| ES (1) | ES2385242B1 (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1435311A (en) * | 1921-01-10 | 1922-11-14 | Grace P Knight | Flexible tubular clamping jacket |
| US5099889A (en) * | 1990-10-01 | 1992-03-31 | Bernard Ratzlaff | External pipe protector |
| JPH0872206A (en) * | 1994-08-31 | 1996-03-19 | Tokyo Gas Co Ltd | Pipe protecting material |
| JPH08145278A (en) * | 1994-11-25 | 1996-06-07 | Osaka Gas Co Ltd | Protection cover for underground pipe or tube |
| GB2336475A (en) * | 1998-04-18 | 1999-10-20 | T & N Technology Ltd | Flexible protective sleeve |
| JP2000046284A (en) * | 1998-07-28 | 2000-02-18 | Osaka Gas Co Ltd | Buried pipe protecting cover |
| USRE37279E1 (en) * | 1996-01-16 | 2001-07-17 | Visteon Global Technologies, Inc. | Insulating sleeve for a fluid pipe |
| US6782922B1 (en) * | 2003-05-30 | 2004-08-31 | John Manville International, Inc. | Coated fibrous pipe insulation system |
-
2010
- 2010-01-05 ES ES201000008A patent/ES2385242B1/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1435311A (en) * | 1921-01-10 | 1922-11-14 | Grace P Knight | Flexible tubular clamping jacket |
| US5099889A (en) * | 1990-10-01 | 1992-03-31 | Bernard Ratzlaff | External pipe protector |
| JPH0872206A (en) * | 1994-08-31 | 1996-03-19 | Tokyo Gas Co Ltd | Pipe protecting material |
| JPH08145278A (en) * | 1994-11-25 | 1996-06-07 | Osaka Gas Co Ltd | Protection cover for underground pipe or tube |
| USRE37279E1 (en) * | 1996-01-16 | 2001-07-17 | Visteon Global Technologies, Inc. | Insulating sleeve for a fluid pipe |
| GB2336475A (en) * | 1998-04-18 | 1999-10-20 | T & N Technology Ltd | Flexible protective sleeve |
| JP2000046284A (en) * | 1998-07-28 | 2000-02-18 | Osaka Gas Co Ltd | Buried pipe protecting cover |
| US6782922B1 (en) * | 2003-05-30 | 2004-08-31 | John Manville International, Inc. | Coated fibrous pipe insulation system |
Also Published As
| Publication number | Publication date |
|---|---|
| ES2385242B1 (en) | 2013-06-10 |
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