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FR919091A - étancon métallique - Google Patents

étancon métallique

Info

Publication number
FR919091A
FR919091A FR919091DA FR919091A FR 919091 A FR919091 A FR 919091A FR 919091D A FR919091D A FR 919091DA FR 919091 A FR919091 A FR 919091A
Authority
FR
France
Prior art keywords
metal stanchion
stanchion
metal
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
Louis-Joseph-Eugene Lagage
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 FR919091A publication Critical patent/FR919091A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/28—Telescopic props with parts held relatively to each other by friction or gripping
    • E21D15/34—Telescopic props with parts held relatively to each other by friction or gripping by axially- moving balls, rollers, or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR919091D 1945-01-13 1945-12-17 étancon métallique Expired FR919091A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE919091X 1945-01-13

Publications (1)

Publication Number Publication Date
FR919091A true FR919091A (fr) 1947-02-26

Family

ID=3886060

Family Applications (1)

Application Number Title Priority Date Filing Date
FR919091D Expired FR919091A (fr) 1945-01-13 1945-12-17 étancon métallique

Country Status (1)

Country Link
FR (1) FR919091A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009106900A3 (fr) * 2008-02-29 2010-07-01 First Subsea Limited Deploiement et récupération d’objets flottables

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009106900A3 (fr) * 2008-02-29 2010-07-01 First Subsea Limited Deploiement et récupération d’objets flottables
US8567335B2 (en) 2008-02-29 2013-10-29 First Subsea Limited Deployment and retrieval of floatable objects

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