FR2207574A5 - - Google Patents

Info

Publication number
FR2207574A5
FR2207574A5 FR7240811A FR7240811A FR2207574A5 FR 2207574 A5 FR2207574 A5 FR 2207574A5 FR 7240811 A FR7240811 A FR 7240811A FR 7240811 A FR7240811 A FR 7240811A FR 2207574 A5 FR2207574 A5 FR 2207574A5
Authority
FR
France
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
FR7240811A
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.)
Schlumberger SA
Original Assignee
Schlumberger 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 Schlumberger SA filed Critical Schlumberger SA
Priority to FR7240811A priority Critical patent/FR2207574A5/fr
Application granted granted Critical
Publication of FR2207574A5 publication Critical patent/FR2207574A5/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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/16—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together
    • F16K3/18—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the closure members
    • F16K3/188—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the closure members by means of hydraulic forces
FR7240811A 1972-11-17 1972-11-17 Expired FR2207574A5 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7240811A FR2207574A5 (ja) 1972-11-17 1972-11-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7240811A FR2207574A5 (ja) 1972-11-17 1972-11-17

Publications (1)

Publication Number Publication Date
FR2207574A5 true FR2207574A5 (ja) 1974-06-14

Family

ID=9107288

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7240811A Expired FR2207574A5 (ja) 1972-11-17 1972-11-17

Country Status (1)

Country Link
FR (1) FR2207574A5 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016139073A1 (de) * 2015-03-05 2016-09-09 Vat Holding Ag Vakuumventil
CN107620806A (zh) * 2017-11-13 2018-01-23 佛山市恒爱网络科技有限公司 一种法兰式弹性座封闸阀

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016139073A1 (de) * 2015-03-05 2016-09-09 Vat Holding Ag Vakuumventil
US10539253B2 (en) 2015-03-05 2020-01-21 Vat Holding Ag Vacuum valve
CN107620806A (zh) * 2017-11-13 2018-01-23 佛山市恒爱网络科技有限公司 一种法兰式弹性座封闸阀

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Legal Events

Date Code Title Description
ST Notification of lapse