FR2257849A1 - Plastics sealing inserts for concrete pipes - of ethylene-vinyl acetate copolymer - Google Patents

Plastics sealing inserts for concrete pipes - of ethylene-vinyl acetate copolymer

Info

Publication number
FR2257849A1
FR2257849A1 FR7500680A FR7500680A FR2257849A1 FR 2257849 A1 FR2257849 A1 FR 2257849A1 FR 7500680 A FR7500680 A FR 7500680A FR 7500680 A FR7500680 A FR 7500680A FR 2257849 A1 FR2257849 A1 FR 2257849A1
Authority
FR
France
Prior art keywords
rings
ethylene
vinyl acetate
acetate copolymer
concrete pipes
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
FR7500680A
Other languages
English (en)
French (fr)
Other versions
FR2257849B3 (enExample
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.)
Rehau Plastiks GmbH
Original Assignee
Rehau Plastiks GmbH
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 Rehau Plastiks GmbH filed Critical Rehau Plastiks GmbH
Publication of FR2257849A1 publication Critical patent/FR2257849A1/fr
Application granted granted Critical
Publication of FR2257849B3 publication Critical patent/FR2257849B3/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
    • F16L25/00—Construction or details of pipe joints not provided for in, or of interest apart from, groups F16L13/00 - F16L23/00
    • F16L25/0027—Joints for pipes made of reinforced concrete
    • 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
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
    • F16L58/04—Coatings characterised by the materials used
    • F16L58/10—Coatings characterised by the materials used by rubber or plastics

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Material Composition (AREA)
FR7500680A 1974-01-11 1975-01-10 Plastics sealing inserts for concrete pipes - of ethylene-vinyl acetate copolymer Granted FR2257849A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2401232A DE2401232C2 (de) 1974-01-11 1974-01-11 Verwendung eines Copolymerisates zur Herstellung von Kunststoff-Druckbeilagen für Beton-VorpreBrohre

Publications (2)

Publication Number Publication Date
FR2257849A1 true FR2257849A1 (en) 1975-08-08
FR2257849B3 FR2257849B3 (enExample) 1977-09-30

Family

ID=5904587

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7500680A Granted FR2257849A1 (en) 1974-01-11 1975-01-10 Plastics sealing inserts for concrete pipes - of ethylene-vinyl acetate copolymer

Country Status (2)

Country Link
DE (1) DE2401232C2 (enExample)
FR (1) FR2257849A1 (enExample)

Also Published As

Publication number Publication date
DE2401232B1 (de) 1975-05-15
DE2401232C2 (de) 1976-01-02
FR2257849B3 (enExample) 1977-09-30

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Legal Events

Date Code Title Description
ST Notification of lapse