FR623506A - Improvements made to pilot-operated safety valves - Google Patents

Improvements made to pilot-operated safety valves

Info

Publication number
FR623506A
FR623506A FR623506DA FR623506A FR 623506 A FR623506 A FR 623506A FR 623506D A FR623506D A FR 623506DA FR 623506 A FR623506 A FR 623506A
Authority
FR
France
Prior art keywords
pilot
improvements made
safety valves
operated safety
operated
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)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR623506A publication Critical patent/FR623506A/en
Expired 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR623506D 1926-02-24 1926-02-24 Improvements made to pilot-operated safety valves Expired FR623506A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR623506T 1926-02-24

Publications (1)

Publication Number Publication Date
FR623506A true FR623506A (en) 1927-06-25

Family

ID=8986504

Family Applications (2)

Application Number Title Priority Date Filing Date
FR35919D Active FR35919E (en) 1926-02-24
FR623506D Expired FR623506A (en) 1926-02-24 1926-02-24 Improvements made to pilot-operated safety valves

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR35919D Active FR35919E (en) 1926-02-24

Country Status (1)

Country Link
FR (2) FR623506A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3479187D1 (en) * 1984-03-21 1989-09-07 Richardson Vicks Ltd Hair treating composition

Also Published As

Publication number Publication date
FR35919E (en)

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