FR1329572A - Ensemble de soupapes perfectionné - Google Patents

Ensemble de soupapes perfectionné

Info

Publication number
FR1329572A
FR1329572A FR833118A FR833118A FR1329572A FR 1329572 A FR1329572 A FR 1329572A FR 833118 A FR833118 A FR 833118A FR 833118 A FR833118 A FR 833118A FR 1329572 A FR1329572 A FR 1329572A
Authority
FR
France
Prior art keywords
valve assembly
advanced valve
advanced
assembly
valve
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
FR833118A
Other languages
English (en)
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.)
Crane Process Flow Technologies Ltd
Original Assignee
Saunders Valve Co Ltd
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 Saunders Valve Co Ltd filed Critical Saunders Valve Co Ltd
Priority to FR833118A priority Critical patent/FR1329572A/fr
Application granted granted Critical
Publication of FR1329572A publication Critical patent/FR1329572A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
    • E21D23/26—Hydraulic or pneumatic control

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR833118A 1960-07-16 1960-07-16 Ensemble de soupapes perfectionné Expired FR1329572A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR833118A FR1329572A (fr) 1960-07-16 1960-07-16 Ensemble de soupapes perfectionné

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR833118A FR1329572A (fr) 1960-07-16 1960-07-16 Ensemble de soupapes perfectionné

Publications (1)

Publication Number Publication Date
FR1329572A true FR1329572A (fr) 1963-06-14

Family

ID=8735602

Family Applications (1)

Application Number Title Priority Date Filing Date
FR833118A Expired FR1329572A (fr) 1960-07-16 1960-07-16 Ensemble de soupapes perfectionné

Country Status (1)

Country Link
FR (1) FR1329572A (fr)

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