AT301967B - Verfahren zur Herstellung thermisch isolierter Leitungsrohre - Google Patents

Verfahren zur Herstellung thermisch isolierter Leitungsrohre

Info

Publication number
AT301967B
AT301967B AT501969A AT501969A AT301967B AT 301967 B AT301967 B AT 301967B AT 501969 A AT501969 A AT 501969A AT 501969 A AT501969 A AT 501969A AT 301967 B AT301967 B AT 301967B
Authority
AT
Austria
Prior art keywords
production
thermally insulated
line pipes
insulated line
pipes
Prior art date
Application number
AT501969A
Other languages
English (en)
Inventor
Guenther Dr Lehnert
Gerhard Dr Ziemek
Fritz Dr Glander
Bernd Eilhardt
Original Assignee
Kabel Metallwerke Ghh
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 Kabel Metallwerke Ghh filed Critical Kabel Metallwerke Ghh
Application granted granted Critical
Publication of AT301967B publication Critical patent/AT301967B/de

Links

Classifications

    • 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
    • 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
    • B29C44/321—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed part being a lining, e.g. a film or a support lining
    • B29C44/3215—Folding devices for the lining
    • 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
    • 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
    • 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
    • F16L59/153—Arrangements for the insulation of pipes or pipe systems for flexible pipes
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Insulation (AREA)
  • Laminated Bodies (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
AT501969A 1968-08-08 1969-05-27 Verfahren zur Herstellung thermisch isolierter Leitungsrohre AT301967B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681779406 DE1779406B1 (de) 1968-08-08 1968-08-08 Verfahren zur herstellung thermisch isolierter leitungsrohre

Publications (1)

Publication Number Publication Date
AT301967B true AT301967B (de) 1972-09-25

Family

ID=5703880

Family Applications (1)

Application Number Title Priority Date Filing Date
AT501969A AT301967B (de) 1968-08-08 1969-05-27 Verfahren zur Herstellung thermisch isolierter Leitungsrohre

Country Status (12)

Country Link
US (1) US3615977A (de)
JP (1) JPS4833269B1 (de)
AT (1) AT301967B (de)
BE (1) BE734777A (de)
CH (1) CH485978A (de)
DE (1) DE1779406B1 (de)
DK (1) DK132567C (de)
FI (1) FI53877C (de)
FR (1) FR2015249A1 (de)
GB (1) GB1221152A (de)
NL (1) NL155212B (de)
SE (1) SE372729B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1625936C3 (de) * 1967-09-29 1978-04-06 Benteler-Werke Ag Werk Neuhaus, 4794 Schloss Neuhaus Durch Biegen verformbares Leitungsrohr aus Metall für Heizungsanlagen und Wasserinstallationen, insbesondere Warmwasserleitungen
DE2823101C2 (de) 1978-05-26 1982-08-05 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Verfahren zur Herstellung wärmeisolierter Leitungsrohre
FI77102C (fi) * 1981-05-25 1989-01-10 Kabel Metallwerke Ghh Foerfarande foer framstaellning av ett vaermeisolerat ledningsroer.
DE3208724A1 (de) * 1982-03-11 1983-09-22 kabelmetal electro GmbH, 3000 Hannover Verfahren zur herstellung eines waermeisolierten leitungsrohres
US4482413A (en) * 1983-08-31 1984-11-13 At&T Technologies, Inc. Methods of and apparatus for forming strips of non-metallic and metallic material into tubular covers having overlapped seams
US5191173A (en) * 1991-04-22 1993-03-02 Otis Engineering Corporation Electrical cable in reeled tubing
DE19501945A1 (de) * 1995-01-24 1996-07-25 Alcatel Kabel Ag Verfahren zur Herstellung längsnahtgeschweißter Metallrohre
EP0897088A3 (de) * 1997-08-14 2001-03-21 Hewing GmbH Rohranordnung
US9862127B2 (en) 2013-02-08 2018-01-09 Logstor A/S Method for producing an insulated pipe in corrugated casing
CH714968A1 (de) * 2018-05-07 2019-11-15 Brugg Rohr Ag Holding Verfahren und Vorrichtung zur Herstellung eines wärmegedämmten Leitungsrohrs.
CN112096972A (zh) * 2020-08-28 2020-12-18 浙江康盛科工贸有限公司 一种冰箱用耐腐钢管及其制造方法
CN114953316B (zh) * 2022-05-17 2024-02-23 天津太合节能科技有限公司 一种基于环戊烷发泡工艺的保温管制作方法
WO2025154012A1 (en) * 2024-01-19 2025-07-24 Ecotech S.R.L. Thermo-insulated pipe and method of manufacturing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1175423B (de) * 1954-11-18 1964-08-06 Collo Rheincollodium Koeln G M Verfahren und Vorrichtung zum kontinuierlichen Umhuellen langgestreckter Gegenstaende mit Schaumstoffen
DE1954245U (de) * 1966-06-01 1967-01-26 Hackethal Draht & Kabelwerk Ag Waermeisoliertes leitungsrohr.
DE1704842A1 (de) * 1967-07-31 1969-05-29 Hennecke Gmbh Maschf Verfahren und Vorrichtung zur Herstellung von mit aufschaeumbaren Stoffen,insbesondere mit Polyurethan umhuellten Hohlkoerpern

Also Published As

Publication number Publication date
US3615977A (en) 1971-10-26
CH485978A (de) 1970-02-15
FR2015249A1 (de) 1970-04-24
GB1221152A (en) 1971-02-03
NL6911922A (de) 1970-02-10
SE372729B (de) 1975-01-13
BE734777A (de) 1969-12-01
FI53877B (fi) 1978-05-02
DK132567C (da) 1976-07-26
DE1779406B1 (de) 1972-04-27
NL155212B (nl) 1977-12-15
FI53877C (fi) 1978-08-10
JPS4833269B1 (de) 1973-10-12
DK132567B (da) 1975-12-29

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee