FR2003959A1 - - Google Patents
Info
- Publication number
- FR2003959A1 FR2003959A1 FR6906414A FR6906414A FR2003959A1 FR 2003959 A1 FR2003959 A1 FR 2003959A1 FR 6906414 A FR6906414 A FR 6906414A FR 6906414 A FR6906414 A FR 6906414A FR 2003959 A1 FR2003959 A1 FR 2003959A1
- Authority
- FR
- France
- 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.)
- Withdrawn
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
- E21D15/02—Non-telescopic props
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)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19681608279 DE1608279A1 (de) | 1968-03-15 | 1968-03-15 | Bauelement fuer den Grubenausbau,insbesondere Balken fuer Pfeiler in Kastenbauweise |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2003959A1 true FR2003959A1 (fr) | 1969-11-14 |
Family
ID=5681508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6906414A Withdrawn FR2003959A1 (fr) | 1968-03-15 | 1969-03-07 |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE727235A (fr) |
FR (1) | FR2003959A1 (fr) |
GB (1) | GB1250235A (fr) |
-
1969
- 1969-01-22 BE BE727235D patent/BE727235A/xx unknown
- 1969-03-07 FR FR6906414A patent/FR2003959A1/fr not_active Withdrawn
- 1969-03-12 GB GB1250235D patent/GB1250235A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1250235A (fr) | 1971-10-20 |
BE727235A (fr) | 1969-07-01 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |