FR867422A - Pointeau équilibré pour fluide haute pression - Google Patents

Pointeau équilibré pour fluide haute pression

Info

Publication number
FR867422A
FR867422A FR867422DA FR867422A FR 867422 A FR867422 A FR 867422A FR 867422D A FR867422D A FR 867422DA FR 867422 A FR867422 A FR 867422A
Authority
FR
France
Prior art keywords
high pressure
pressure fluid
balanced
needle
balanced needle
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
English (en)
Inventor
Jean Lahourcade
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 FR867422A publication Critical patent/FR867422A/fr
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
    • F16K39/00—Devices for relieving the pressure on the sealing faces
    • F16K39/02—Devices for relieving the pressure on the sealing faces for lift valves
    • F16K39/024—Devices for relieving the pressure on the sealing faces for lift valves using an auxiliary valve on the main valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR867422D 1940-10-09 1940-10-09 Pointeau équilibré pour fluide haute pression Expired FR867422A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR867422T 1940-10-09

Publications (1)

Publication Number Publication Date
FR867422A true FR867422A (fr) 1941-10-27

Family

ID=9345586

Family Applications (1)

Application Number Title Priority Date Filing Date
FR867422D Expired FR867422A (fr) 1940-10-09 1940-10-09 Pointeau équilibré pour fluide haute pression

Country Status (1)

Country Link
FR (1) FR867422A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2781772A (en) * 1952-05-06 1957-02-19 John G Russell Level control valves for tanks

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2781772A (en) * 1952-05-06 1957-02-19 John G Russell Level control valves for tanks

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