FR1546117A - étançon de mine, télescopique - Google Patents

étançon de mine, télescopique

Info

Publication number
FR1546117A
FR1546117A FR130237A FR130237A FR1546117A FR 1546117 A FR1546117 A FR 1546117A FR 130237 A FR130237 A FR 130237A FR 130237 A FR130237 A FR 130237A FR 1546117 A FR1546117 A FR 1546117A
Authority
FR
France
Prior art keywords
telescopic
mine prop
prop
mine
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
FR130237A
Other languages
English (en)
Inventor
Karl Gerlach
Hans Gerlach
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
Priority to FR130237A priority Critical patent/FR1546117A/fr
Application granted granted Critical
Publication of FR1546117A publication Critical patent/FR1546117A/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
    • E21D15/50—Component parts or details of props
    • E21D15/56—Details of locks of telescopic props
    • 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
    • E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props

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)
FR130237A 1966-11-29 1967-11-29 étançon de mine, télescopique Expired FR1546117A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR130237A FR1546117A (fr) 1966-11-29 1967-11-29 étançon de mine, télescopique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEG0048586 1966-11-29
FR130237A FR1546117A (fr) 1966-11-29 1967-11-29 étançon de mine, télescopique

Publications (1)

Publication Number Publication Date
FR1546117A true FR1546117A (fr) 1968-11-15

Family

ID=25978861

Family Applications (1)

Application Number Title Priority Date Filing Date
FR130237A Expired FR1546117A (fr) 1966-11-29 1967-11-29 étançon de mine, télescopique

Country Status (1)

Country Link
FR (1) FR1546117A (fr)

Similar Documents

Publication Publication Date Title
CH474635A (de) Teleskopbagger
AT282147B (de) Faltüberdachung
CH436646A (de) Mehrteiliger, teleskopartig ausziehbarer Träger
FR1351922A (fr) étançon de mine extensible
FR1459137A (fr) étançon télescopique hydraulique double
FR1546117A (fr) étançon de mine, télescopique
FR1498589A (fr) Coffrage tunnel extensible
FR1476474A (fr) étançon hydraulique de mines
CH468539A (de) Oberlicht
NL139377B (nl) Intrekbare tunnelbekisting.
FR1374185A (fr) étai hydraulique de mine
FR1371098A (fr) étai de mine
FR1452508A (fr) étançon hydraulique de mine
FR1390105A (fr) étai hydraulique de mine
ES105909Y (es) Puntal extensible
FR1463230A (fr) étai de mine léger
FR1492233A (fr) étai
FR1355480A (fr) étançon de mine réglable
FR1485362A (fr) Tringle extensible équilibrée
FR1410610A (fr) étai de mine extensible hydrauliquement
ES124824Y (es) Mordaza extensible.
ES113176Y (es) Abrazadera extensible.
FR1470496A (fr) Perfectionnements apportés aux soutènements de mine
ES115582Y (es) Guia extensible.
FR1422423A (fr) Manchon extensible