FR1080985A - mine prop - Google Patents
mine propInfo
- 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
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1067751B (en) * | 1955-11-11 | 1959-10-29 | Georg Bachmann | Pit stamp |
-
1953
- 1953-07-07 FR FR1080985D patent/FR1080985A/en not_active Expired
Cited By (1)
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 | |
FR67702E (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 | |
FR1071518A (en) | Mine transporter | |
FR1070121A (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 |