FR2721373A1 - Tube à deux parois co-envirolées. - Google Patents

Tube à deux parois co-envirolées. Download PDF

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Publication number
FR2721373A1
FR2721373A1 FR9407424A FR9407424A FR2721373A1 FR 2721373 A1 FR2721373 A1 FR 2721373A1 FR 9407424 A FR9407424 A FR 9407424A FR 9407424 A FR9407424 A FR 9407424A FR 2721373 A1 FR2721373 A1 FR 2721373A1
Authority
FR
France
Prior art keywords
double
sheet metal
folded sheet
tubing made
walled tubing
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
Application number
FR9407424A
Other languages
English (en)
French (fr)
Other versions
FR2721373B1 (enrdf_load_stackoverflow
Inventor
Pierre Georges Nachbaur
Jean Fernand Cartier
Francois Denis Taveau
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.)
Alstom Power Heat Exchange SA
Original Assignee
Alstom Power Heat Exchange SA
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 Alstom Power Heat Exchange SA filed Critical Alstom Power Heat Exchange SA
Priority to FR9407424A priority Critical patent/FR2721373A1/fr
Priority to FR9409234A priority patent/FR2721374A1/fr
Publication of FR2721373A1 publication Critical patent/FR2721373A1/fr
Application granted granted Critical
Publication of FR2721373B1 publication Critical patent/FR2721373B1/fr
Granted legal-status Critical Current

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
    • F16L9/00—Rigid pipes
    • F16L9/17—Rigid pipes obtained by bending a sheet longitudinally and connecting the edges

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
FR9407424A 1994-06-17 1994-06-17 Tube à deux parois co-envirolées. Granted FR2721373A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9407424A FR2721373A1 (fr) 1994-06-17 1994-06-17 Tube à deux parois co-envirolées.
FR9409234A FR2721374A1 (fr) 1994-06-17 1994-07-26 Tube à deux parois co-envirolées.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9407424A FR2721373A1 (fr) 1994-06-17 1994-06-17 Tube à deux parois co-envirolées.

Publications (2)

Publication Number Publication Date
FR2721373A1 true FR2721373A1 (fr) 1995-12-22
FR2721373B1 FR2721373B1 (enrdf_load_stackoverflow) 1997-02-21

Family

ID=9464325

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9407424A Granted FR2721373A1 (fr) 1994-06-17 1994-06-17 Tube à deux parois co-envirolées.

Country Status (1)

Country Link
FR (1) FR2721373A1 (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000016023A1 (en) * 1998-09-14 2000-03-23 Arise Technologies Corporation Freeze protection apparatus for fluid transport passages
WO2022125001A1 (en) * 2020-09-14 2022-06-16 Net Boru Sanayi Ve Dis Ticaret Kollektif Sirketi Bora Saman Ve Ortagi Copper coated multi-layered pipe

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1082181A (fr) * 1953-08-06 1954-12-27 Pièces métalliques embouties ou conformées à deux ou plusieurs épaisseurs, notamment éléments de carrosserie et tuyaux
FR1446464A (fr) * 1965-06-10 1966-07-22 Conduit tel que tuyau pour le conditionnement, la ventilation ou l'évacuation des fumées
EP0255465A2 (de) * 1986-07-31 1988-02-03 BUNDY GmbH Kleinkalibriges Mehrlagenrohr aus Metall
WO1988008620A1 (en) * 1987-04-30 1988-11-03 Flexible Band Applications Limited An elongate hollow element

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1082181A (fr) * 1953-08-06 1954-12-27 Pièces métalliques embouties ou conformées à deux ou plusieurs épaisseurs, notamment éléments de carrosserie et tuyaux
FR1446464A (fr) * 1965-06-10 1966-07-22 Conduit tel que tuyau pour le conditionnement, la ventilation ou l'évacuation des fumées
EP0255465A2 (de) * 1986-07-31 1988-02-03 BUNDY GmbH Kleinkalibriges Mehrlagenrohr aus Metall
WO1988008620A1 (en) * 1987-04-30 1988-11-03 Flexible Band Applications Limited An elongate hollow element

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000016023A1 (en) * 1998-09-14 2000-03-23 Arise Technologies Corporation Freeze protection apparatus for fluid transport passages
WO2022125001A1 (en) * 2020-09-14 2022-06-16 Net Boru Sanayi Ve Dis Ticaret Kollektif Sirketi Bora Saman Ve Ortagi Copper coated multi-layered pipe

Also Published As

Publication number Publication date
FR2721373B1 (enrdf_load_stackoverflow) 1997-02-21

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