FR2291434B1 - - Google Patents

Info

Publication number
FR2291434B1
FR2291434B1 FR7534887A FR7534887A FR2291434B1 FR 2291434 B1 FR2291434 B1 FR 2291434B1 FR 7534887 A FR7534887 A FR 7534887A FR 7534887 A FR7534887 A FR 7534887A FR 2291434 B1 FR2291434 B1 FR 2291434B1
Authority
FR
France
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.)
Expired
Application number
FR7534887A
Other languages
French (fr)
Other versions
FR2291434A1 (fr
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.)
Egeplast Werner Strumann GmbH and Co KG
Original Assignee
Egeplast Werner Strumann GmbH and Co KG
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 Egeplast Werner Strumann GmbH and Co KG filed Critical Egeplast Werner Strumann GmbH and Co KG
Publication of FR2291434A1 publication Critical patent/FR2291434A1/fr
Application granted granted Critical
Publication of FR2291434B1 publication Critical patent/FR2291434B1/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
    • F16L9/12—Rigid pipes of plastics with or without reinforcement
    • F16L9/133—Rigid pipes of plastics with or without reinforcement the walls consisting of two layers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Laminated Bodies (AREA)
FR7534887A 1974-11-15 1975-11-14 Tube de matiere synthetique Granted FR2291434A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7438192 1974-11-15

Publications (2)

Publication Number Publication Date
FR2291434A1 FR2291434A1 (fr) 1976-06-11
FR2291434B1 true FR2291434B1 (fi) 1981-09-25

Family

ID=6647480

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7534887A Granted FR2291434A1 (fr) 1974-11-15 1975-11-14 Tube de matiere synthetique

Country Status (2)

Country Link
FR (1) FR2291434A1 (fi)
NL (1) NL7513094A (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2916166C2 (de) * 1979-04-21 1985-03-14 Dier, Emil, 6680 Neunkirchen Umhüllung für verdeckt oder versenkt eingebaute Leitungsrohre oder schläuche von Flächenheizungen

Also Published As

Publication number Publication date
NL7513094A (nl) 1976-05-18
FR2291434A1 (fr) 1976-06-11

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Legal Events

Date Code Title Description
ST Notification of lapse