OA01722A - Method and apparatus for opening and closing valves. - Google Patents

Method and apparatus for opening and closing valves.

Info

Publication number
OA01722A
OA01722A OA51672A OA51672A OA01722A OA 01722 A OA01722 A OA 01722A OA 51672 A OA51672 A OA 51672A OA 51672 A OA51672 A OA 51672A OA 01722 A OA01722 A OA 01722A
Authority
OA
OAPI
Prior art keywords
opening
closing valves
valves
closing
Prior art date
Application number
OA51672A
Other languages
French (fr)
Original Assignee
Pechiney Prod Chimiques Sa
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 Pechiney Prod Chimiques Sa filed Critical Pechiney Prod Chimiques Sa
Publication of OA01722A publication Critical patent/OA01722A/en

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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
OA51672A 1964-05-15 1965-05-11 Method and apparatus for opening and closing valves. OA01722A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR974756A FR1403874A (en) 1964-05-15 1964-05-15 Method and apparatus for opening and closing valves

Publications (1)

Publication Number Publication Date
OA01722A true OA01722A (en) 1969-12-15

Family

ID=8830196

Family Applications (1)

Application Number Title Priority Date Filing Date
OA51672A OA01722A (en) 1964-05-15 1965-05-11 Method and apparatus for opening and closing valves.

Country Status (2)

Country Link
FR (1) FR1403874A (en)
OA (1) OA01722A (en)

Also Published As

Publication number Publication date
FR1403874A (en) 1965-06-25

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