FR1080985A - mine prop - Google Patents

mine prop

Info

Publication number
FR1080985A
FR1080985A FR1080985DA FR1080985A FR 1080985 A FR1080985 A FR 1080985A FR 1080985D A FR1080985D A FR 1080985DA FR 1080985 A FR1080985 A FR 1080985A
Authority
FR
France
Prior art keywords
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
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.)
EISENWERK WANHEIM GmbH
Original Assignee
EISENWERK WANHEIM GmbH
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 EISENWERK WANHEIM GmbH filed Critical EISENWERK WANHEIM GmbH
Application granted granted Critical
Publication of FR1080985A publication Critical patent/FR1080985A/en
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
    • E21D15/285—Telescopic props with parts held relatively to each other by friction or gripping by means of wedges or wedge combinations

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)
FR1080985D 1952-07-11 1953-07-07 mine prop Expired FR1080985A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1080985X 1952-07-11

Publications (1)

Publication Number Publication Date
FR1080985A true FR1080985A (en) 1954-12-15

Family

ID=7720859

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1080985D Expired FR1080985A (en) 1952-07-11 1953-07-07 mine prop

Country Status (1)

Country Link
FR (1) FR1080985A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1067751B (en) * 1955-11-11 1959-10-29 Georg Bachmann Pit stamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1067751B (en) * 1955-11-11 1959-10-29 Georg Bachmann Pit stamp

Similar Documents

Publication Publication Date Title
FR1096391A (en) advanced mine prop
FR1043173A (en) Mine props
FR1080985A (en) mine prop
CH314369A (en) mine
FR1094586A (en) hydraulic mine prop
FR1050412A (en) Explosive mine
FR1060827A (en) hydraulic mine prop
FR1059300A (en) mine prop
FR1059603A (en) mine prop
FR1034861A (en) Anti-tank mine
FR1107421A (en) mine prop
FR60553E (en) mine prop
FR1070121A (en) Mine transporter
FR1071518A (en) Mine transporter
FR1065335A (en) mine prop
FR1063554A (en) Mine cartridge
FR1146738A (en) mine prop
FR1067744A (en) advanced mine prop
FR1080833A (en) two-piece mine prop
FR1133974A (en) mine prop
FR1067752A (en) iron mine prop
FR1083882A (en) Extension for mine prop
FR1109074A (en) hydraulic mine prop
FR1070479A (en) Improvements made to mine props
FR1068545A (en) Improvements made to mine props