ZA711918B - Method of and apparatus for forming a metal tube having a lining over its inner surfaces,for example a wave guide - Google Patents

Method of and apparatus for forming a metal tube having a lining over its inner surfaces,for example a wave guide

Info

Publication number
ZA711918B
ZA711918B ZA711918A ZA711918A ZA711918B ZA 711918 B ZA711918 B ZA 711918B ZA 711918 A ZA711918 A ZA 711918A ZA 711918 A ZA711918 A ZA 711918A ZA 711918 B ZA711918 B ZA 711918B
Authority
ZA
South Africa
Prior art keywords
forming
inner surfaces
metal tube
wave guide
lining over
Prior art date
Application number
ZA711918A
Other languages
English (en)
Inventor
S Longoni
A Portinari
Original Assignee
Pirelli
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 Pirelli filed Critical Pirelli
Publication of ZA711918B publication Critical patent/ZA711918B/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables
    • H01B13/14—Insulating conductors or cables by extrusion
    • 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
    • B29C48/152—Coating hollow articles the inner surfaces thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P11/00—Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type
    • H01P11/001—Manufacturing waveguides or transmission lines of the waveguide type
    • H01P11/002—Manufacturing hollow waveguides
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
ZA711918A 1970-03-24 1971-03-24 Method of and apparatus for forming a metal tube having a lining over its inner surfaces,for example a wave guide ZA711918B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2235270 1970-03-24

Publications (1)

Publication Number Publication Date
ZA711918B true ZA711918B (en) 1971-12-29

Family

ID=11195078

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA711918A ZA711918B (en) 1970-03-24 1971-03-24 Method of and apparatus for forming a metal tube having a lining over its inner surfaces,for example a wave guide

Country Status (5)

Country Link
US (1) US3720557A (de)
AU (1) AU2690971A (de)
DE (1) DE2113701A1 (de)
FR (1) FR2083524B1 (de)
ZA (1) ZA711918B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1365781A (en) * 1971-03-03 1974-09-04 Anger Kunststoff Safety device for trailing mandrel
FR2434326A1 (fr) * 1978-08-25 1980-03-21 Ollivier Jean Tube composite metal-matiere plastique et procede pour le fabriquer
US5104595A (en) * 1990-07-13 1992-04-14 Hunter Robert M Process and apparatus for in situ rehabilitation of pipelines
US5213727A (en) * 1991-06-03 1993-05-25 American Pipe & Plastics, Inc. Method for installing a pipe liner
US5601763A (en) * 1994-11-29 1997-02-11 Hunter; Robert M. In situ pipeline rehabilitation system
US5653555A (en) * 1995-05-19 1997-08-05 Inliner, U.S.A. Multiple resin system for rehabilitating pipe
US5699838A (en) * 1995-05-22 1997-12-23 Inliner, U.S.A. Apparatus for vacuum impregnation of a flexible, hollow tube
US7096890B2 (en) 2002-06-19 2006-08-29 Saint-Gobain Technical Fabrics Canada, Ltd. Inversion liner and liner components for conduits
US7478650B2 (en) * 2002-06-19 2009-01-20 Saint-Gobain Technical Fabrics Canada, Ltd. Inversion liner and liner components for conduits
EP1815918A1 (de) * 2006-02-03 2007-08-08 Uponor Innovation Ab Herstellung eines länglichen Gegenstandes
WO2008028866A1 (de) * 2006-09-02 2008-03-13 Uponor Innovation Ab Verfahren zur herstellung eines zylindrischen, strangförmigen teils
ES2624481T3 (es) * 2007-04-20 2017-07-14 Halcor Metal Works S.A. Procedimientos y aparato para la fabricación de tubos compuestos multicapa sin costura
US8465690B1 (en) * 2010-07-01 2013-06-18 John Heisler Fluid inversion liner apparatus
US11229934B2 (en) * 2019-01-17 2022-01-25 Ford Global Technologies, Llc Methods of forming fiber-reinforced composite parts and fiber-reinforced composite parts formed thereby

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1028325B (de) * 1954-11-13 1958-04-17 Lissmann Alkor Werk Verfahren und Einrichtung zur Herstellung von Schlauchfolien

Also Published As

Publication number Publication date
DE2113701A1 (de) 1972-01-05
US3720557A (en) 1973-03-13
FR2083524B1 (de) 1974-03-01
AU2690971A (en) 1972-09-28
FR2083524A1 (de) 1971-12-17

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