FR1470496A - Perfectionnements apportés aux soutènements de mine - Google Patents
Perfectionnements apportés aux soutènements de mineInfo
- Publication number
- FR1470496A FR1470496A FR51646A FR51646A FR1470496A FR 1470496 A FR1470496 A FR 1470496A FR 51646 A FR51646 A FR 51646A FR 51646 A FR51646 A FR 51646A FR 1470496 A FR1470496 A FR 1470496A
- Authority
- FR
- France
- Prior art keywords
- mine supports
- mine
- supports
- 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
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/0472—Supports specially adapted for people walking or transporting material
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
- E21D23/0017—Pile type supports
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR51646A FR1470496A (fr) | 1966-03-02 | 1966-03-02 | Perfectionnements apportés aux soutènements de mine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR51646A FR1470496A (fr) | 1966-03-02 | 1966-03-02 | Perfectionnements apportés aux soutènements de mine |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1470496A true FR1470496A (fr) | 1967-02-24 |
Family
ID=8602608
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR51646A Expired FR1470496A (fr) | 1966-03-02 | 1966-03-02 | Perfectionnements apportés aux soutènements de mine |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1470496A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106968697A (zh) * | 2017-06-05 | 2017-07-21 | 安徽理工大学 | 五自由度并联液压支架 |
-
1966
- 1966-03-02 FR FR51646A patent/FR1470496A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106968697A (zh) * | 2017-06-05 | 2017-07-21 | 安徽理工大学 | 五自由度并联液压支架 |
CN106968697B (zh) * | 2017-06-05 | 2024-03-26 | 安徽理工大学 | 五自由度并联液压支架 |
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