FR1002739A - Safety relay for automatic sealing of damaged pipes - Google Patents

Safety relay for automatic sealing of damaged pipes

Info

Publication number
FR1002739A
FR1002739A FR1002739DA FR1002739A FR 1002739 A FR1002739 A FR 1002739A FR 1002739D A FR1002739D A FR 1002739DA FR 1002739 A FR1002739 A FR 1002739A
Authority
FR
France
Prior art keywords
safety relay
automatic sealing
damaged pipes
pipes
damaged
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Roger Petitdidier
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 filed Critical
Application granted granted Critical
Publication of FR1002739A publication Critical patent/FR1002739A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations
    • F17D5/02—Preventing, monitoring, or locating loss
    • F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR1002739D 1949-12-12 1949-12-12 Safety relay for automatic sealing of damaged pipes Expired FR1002739A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1002739T 1949-12-12

Publications (1)

Publication Number Publication Date
FR1002739A true FR1002739A (en) 1952-03-10

Family

ID=9562412

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1002739D Expired FR1002739A (en) 1949-12-12 1949-12-12 Safety relay for automatic sealing of damaged pipes

Country Status (1)

Country Link
FR (1) FR1002739A (en)

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