FR1122948A - Pile de soutènement effondrable - Google Patents
Pile de soutènement effondrableInfo
- Publication number
- FR1122948A FR1122948A FR1122948DA FR1122948A FR 1122948 A FR1122948 A FR 1122948A FR 1122948D A FR1122948D A FR 1122948DA FR 1122948 A FR1122948 A FR 1122948A
- Authority
- FR
- France
- Prior art keywords
- retaining pile
- collapsible retaining
- collapsible
- pile
- retaining
- 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 |
|---|---|---|---|
| BE1122948X | 1954-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1122948A true FR1122948A (fr) | 1956-09-14 |
Family
ID=3893611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1122948D Expired FR1122948A (fr) | 1954-04-30 | 1955-04-22 | Pile de soutènement effondrable |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1122948A (fr) |
-
1955
- 1955-04-22 FR FR1122948D patent/FR1122948A/fr not_active Expired
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