FR1274181A - étançon métallique à fût coulissant - Google Patents

étançon métallique à fût coulissant

Info

Publication number
FR1274181A
FR1274181A FR844862A FR844862A FR1274181A FR 1274181 A FR1274181 A FR 1274181A FR 844862 A FR844862 A FR 844862A FR 844862 A FR844862 A FR 844862A FR 1274181 A FR1274181 A FR 1274181A
Authority
FR
France
Prior art keywords
sliding barrel
metal prop
prop
metal
barrel
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
FR844862A
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.)
PROGRES CHARBONNIER PROCHAR
Original Assignee
PROGRES CHARBONNIER PROCHAR
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 PROGRES CHARBONNIER PROCHAR filed Critical PROGRES CHARBONNIER PROCHAR
Priority to FR844862A priority Critical patent/FR1274181A/fr
Application granted granted Critical
Publication of FR1274181A publication Critical patent/FR1274181A/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
    • E21D15/502—Prop bodies characterised by their shape, e.g. of specified cross-section

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)
FR844862A 1960-11-24 1960-11-24 étançon métallique à fût coulissant Expired FR1274181A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR844862A FR1274181A (fr) 1960-11-24 1960-11-24 étançon métallique à fût coulissant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR844862A FR1274181A (fr) 1960-11-24 1960-11-24 étançon métallique à fût coulissant

Publications (1)

Publication Number Publication Date
FR1274181A true FR1274181A (fr) 1961-10-20

Family

ID=8743345

Family Applications (1)

Application Number Title Priority Date Filing Date
FR844862A Expired FR1274181A (fr) 1960-11-24 1960-11-24 étançon métallique à fût coulissant

Country Status (1)

Country Link
FR (1) FR1274181A (fr)

Similar Documents

Publication Publication Date Title
BE598928A (fr) Guidage télescopique
CH370647A (fr) Machine volumétrique à barillet
FR1273278A (fr) Viseur à double dérive
FR1213772A (fr) Pige-raidisseuse à verrous
DK128463B (da) Enkeltrørsmekanisme til vingestyrede projektiler.
BE605946A (nl) Jaloezie
BE585808A (fr) Etançon métallique à füt coulissant.
FR1248365A (fr) étançon à fût coulissant
FR1311127A (fr) Perfectionnements aux pompes à fourreau
FR1261044A (fr) Miroir aux alouettes
FR1254324A (fr) Meuble métallique
FR1268945A (fr) Fenêtre à bascule
CH398089A (de) Berylliummetall
FR1256907A (fr) Fenêtre à châssis coulissant latéralement
CH406908A (fr) Arme à barillet
BE596305A (fr) Règle métallique à allongement télescopique
BE599229A (fr) Guide glissant
FR1292751A (fr) Commutateur à coulissement
FR86275E (fr) Commutateur à coulissement
FR77389E (fr) Meuble métallique perfectionné
FR1290702A (fr) Palier à glissement
FR1264784A (fr) Fenêtre métallique
FR1232681A (fr) Fût métallique à extrémité conique
FR77795E (fr) Tin axial à démontage latéral
FR79783E (fr) Viseur à double dérive