FI91374C - Förfarande för kontinuerlig framställning av ett värmeisolerat rör med en plastskyddsmantel - Google Patents

Förfarande för kontinuerlig framställning av ett värmeisolerat rör med en plastskyddsmantel Download PDF

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Publication number
FI91374C
FI91374C FI863423A FI863423A FI91374C FI 91374 C FI91374 C FI 91374C FI 863423 A FI863423 A FI 863423A FI 863423 A FI863423 A FI 863423A FI 91374 C FI91374 C FI 91374C
Authority
FI
Finland
Prior art keywords
pipeline
plastic
foamed
foam
belt device
Prior art date
Application number
FI863423A
Other languages
English (en)
Finnish (fi)
Other versions
FI863423A (sv
FI863423A0 (sv
FI91374B (sv
Inventor
Ralph Schroeder
Hans Despineux
Joergen Larsen
Original Assignee
Marquet & Cie Noel
Logstor Rorind
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 Marquet & Cie Noel, Logstor Rorind filed Critical Marquet & Cie Noel
Publication of FI863423A0 publication Critical patent/FI863423A0/sv
Publication of FI863423A publication Critical patent/FI863423A/sv
Application granted granted Critical
Publication of FI91374B publication Critical patent/FI91374B/sv
Publication of FI91374C publication Critical patent/FI91374C/sv

Links

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
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/143—Pre-insulated 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
    • B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
    • B29C31/002—Handling tubes, e.g. transferring between shaping stations, loading on mandrels
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
    • B29C44/324—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables the preformed parts being tubular or folded to a tubular shape
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/334—Filling the preformed spaces or cavities
    • 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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/151—Coating hollow articles
    • 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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/157—Coating linked inserts, e.g. chains
    • 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
    • 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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid
    • B29L2023/225—Insulated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Robotics (AREA)
  • Thermal Insulation (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Claims (4)

1. Forfarande for kontinuerlig framstållning av ett vårmeiso-lerat ror med en plastskyddsmantel for transport av flytande eller gasformiga, varmda eller kylda medier, varvid man konti-5 nuerligt infor der ror, som skall runt om sig forses med skumplast, i ett rorformigt, av en bandanlåggning med dubbla formblockkedjor bildat hålrum under samtidig omgivning med ett plastskum centralt i axiell riktning, varvid roret lågesfixeras av skumplasten, samt forser roret med en plastskyddsmantel, 10 kånnetecknat av att man a) som ror (1), som skall vårmeisoleras, anvånder stela, icke boj liga ror med storre diameter, foretrådesvis med en diameter av 20-60 mm och en långd av 6-18 m, och vilka ror år 15 forbundna med varandra mede1st rorforbindningsstycken (12) och som skenbart åndlos strång fores genom bandanlåggningen (5) med dubbla formblockkedjor, varvid rorforbindningsstyckena (12) utgores av cylindrar med axiellt inskjutande gripurtag från båda åndarna, varvid gripurtagens diameter motsvarar 20 rorens ytterdiameter och cylindrarnas ytterdiameter mot svarar innerdiametern hos hålrummet i bandanlåggningen med dubbla formblockkedjor, och b) inståller den uppskumbara plastblandningen så, att den 25 senast då roret (1) till foljd av sin egen tyngd skulle nedbockas år så mycket hårdad, att den utovar en bårfunktion på roret (1) och c) på det av skum omgivna roret (1), då detta låmnat bandan- 30 låggningen (5) med dubbla formblockkedjor, medelst en eventuellt kyld, vakuumkalibrerad extruderingsanordning (6) med ett ringmunstycke extruderar en uppskummad plastskyddsmantel (11) med hog densitet.
2. Forfarande enligt krav 1, kånnetecknat av att
FI863423A 1985-08-23 1986-08-22 Förfarande för kontinuerlig framställning av ett värmeisolerat rör med en plastskyddsmantel FI91374C (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3530187 1985-08-23
DE3530187A DE3530187C2 (de) 1985-08-23 1985-08-23 Verfahren und Vorrichtung zur Herstellung von thermisch isolierten Leitungsrohren

Publications (4)

Publication Number Publication Date
FI863423A0 FI863423A0 (sv) 1986-08-22
FI863423A FI863423A (sv) 1987-02-24
FI91374B FI91374B (sv) 1994-03-15
FI91374C true FI91374C (sv) 1994-06-27

Family

ID=6279214

Family Applications (1)

Application Number Title Priority Date Filing Date
FI863423A FI91374C (sv) 1985-08-23 1986-08-22 Förfarande för kontinuerlig framställning av ett värmeisolerat rör med en plastskyddsmantel

Country Status (12)

Country Link
AT (1) AT398053B (sv)
BE (1) BE905325A (sv)
CH (1) CH671543A5 (sv)
DE (1) DE3530187C2 (sv)
DK (1) DK165908C (sv)
FI (1) FI91374C (sv)
FR (1) FR2589981B1 (sv)
IT (1) IT1197108B (sv)
LU (1) LU86559A1 (sv)
NL (1) NL8602141A (sv)
NO (1) NO175625C (sv)
SE (1) SE468827B (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK157409C (da) † 1987-09-28 1990-05-28 Moeller As I C Fjernvarmeelement med kobberledningsroer, roerstraekning med saadanne elementer og fremgangsmaade til udlaegning af saadanne roerstraekninger
DE3744108A1 (de) * 1987-12-24 1989-07-06 Grohe Kg Hans Brauseschlauch und verfahren zu seiner herstellung
DE4142178C2 (de) * 1991-12-20 1993-10-28 Babcock Sonderbau Gmbh Isolierung von Leitungen sowie ein Verfahren zum Anbringen der Isolierschicht
DE19629678A1 (de) * 1996-07-23 1998-01-29 Brugg Rohrsysteme Gmbh Verfahren zur Herstellung eines wärmeisolierten Leitungsrohres
US7824595B2 (en) 2004-08-13 2010-11-02 Perma-Pipe, Inc. Method and system for cast molding a fluid conduit
ITMI20091705A1 (it) 2009-10-05 2011-04-06 Afros Spa Metodo e apparecchiatura per rivestire una tubazione con una schiuma termicamente isolante.
AT509229B1 (de) * 2010-02-26 2011-07-15 Isoplus Fernwaermetechnik Ges M B H Verfahren zur herstellung eines verbundrohres
EP2431158A1 (de) 2010-09-16 2012-03-21 MKM Mansfelder Kupfer und Messing GmbH Verfahren zur Herstellung thermisch isolierter Rohre, insbesondere Kupferrohre
US9421571B2 (en) 2011-11-28 2016-08-23 Basf Se Process for producing insulated jacketed pipes by a continuous production process
CN104067044B (zh) * 2011-11-28 2017-06-09 巴斯夫欧洲公司 在连续制备过程中制备隔热套管的方法
AT517431A1 (de) * 2015-07-01 2017-01-15 Radius-Kelit Infrastructure Gesmbh Mehrschichtiges Rohr

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1987451U (de) * 1968-06-12 Kabel und Metall w erke Gutehoffnungshutte Aktiengesellschaft 3000 Hannover Warme und schallisoliertes I eitungsrohr
DE1704748C3 (de) * 1951-01-28 1974-11-28 Kabel Metallwerke Ghh Verfahren zum kontinuierlichen Herstellen thermisch isolierter Rohre
FR94389E (fr) * 1966-09-07 1969-08-08 Ugine Kuhlmann Procédé et dispositif pour l'extrusion des matieres plastiques expansibles.
DE1266485C2 (de) * 1966-11-21 1975-08-14 Elastomer Ag, Chur (Schweiz) Einrichtung zum kontinuierlichen herstellen eines schaumstoffisolierrohres
DE2141475A1 (de) * 1971-08-19 1973-03-01 Kabel Metallwerke Ghh Verfahren zur herstellung waermeund schallisolierter leitungsrohre
US3876355A (en) * 1972-11-20 1975-04-08 B & B Insulation Inc Pipe insulating system and apparatus therefor
DE2305348A1 (de) * 1973-02-03 1974-08-08 Kabel Metallwerke Ghh Verfahren zur herstellung thermisch isolierter leitungsrohre
DE2458775A1 (de) * 1974-12-12 1976-06-16 Kabel Metallwerke Ghh Isoliertes, metallisches leitungsrohr
DE2803708C3 (de) * 1978-01-28 1980-09-25 Reifenhaeuser Kg, 5210 Troisdorf Anlage zur Herstellung eines flexiblen Mehrlagenisolierrohres
GB2046865B (en) * 1979-03-15 1983-06-15 Kendall & Co Insulation of pipe by multi-stage application of foam
JPS5624289A (en) * 1979-07-31 1981-03-07 Furukawa Electric Co Ltd Adiabatic pipe and its manufacture
IT1124499B (it) * 1979-12-14 1986-05-07 Severino Zecchin Procedimento per il rivestimento in continuo di prodotti longilinei con materiale di tipo espanso,particolarmente adatto per tubazioni di impianti termoidraulici
DE3045198A1 (de) * 1980-12-01 1982-07-22 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Biegbares waermeisoliertes leitungsrohr
DE3307865A1 (de) * 1983-03-05 1984-09-06 kabelmetal electro GmbH, 3000 Hannover Waermeisoliertes leitungsrohr und verfahren zu seiner herstellung

Also Published As

Publication number Publication date
IT1197108B (it) 1988-11-25
SE8603549D0 (sv) 1986-08-22
FI863423A (sv) 1987-02-24
NO175625B (sv) 1994-08-01
NL8602141A (nl) 1987-03-16
SE8603549L (sv) 1987-02-24
FI863423A0 (sv) 1986-08-22
DE3530187A1 (de) 1987-03-05
DK402186A (da) 1987-02-24
ATA226986A (de) 1994-01-15
BE905325A (fr) 1986-12-16
FR2589981B1 (fr) 1990-04-06
FR2589981A1 (fr) 1987-05-15
DK165908B (da) 1993-02-08
IT8621511A0 (it) 1986-08-22
NO863378L (no) 1987-02-24
FI91374B (sv) 1994-03-15
CH671543A5 (sv) 1989-09-15
NO863378D0 (no) 1986-08-22
NO175625C (no) 1994-11-16
DK165908C (da) 1993-06-28
IT8621511A1 (it) 1988-02-22
DE3530187C2 (de) 1994-12-01
DK402186D0 (da) 1986-08-22
SE468827B (sv) 1993-03-22
LU86559A1 (de) 1986-12-02
AT398053B (de) 1994-09-26

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Legal Events

Date Code Title Description
BB Publication of examined application
MM Patent lapsed
MM Patent lapsed

Owner name: NOEL, MARQUET & CIE. S.A.

Owner name: LOGSTOR RORINDUSTRI A/S