FR961507A - - Google Patents
Info
- Publication number
- FR961507A FR961507A FR961507DA FR961507A FR 961507 A FR961507 A FR 961507A FR 961507D A FR961507D A FR 961507DA FR 961507 A FR961507 A FR 961507A
- 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.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D17/00—Caps for supporting mine roofs
- E21D17/02—Cantilever extension or similar protecting devices
- E21D17/08—Cap joints for obtaining a coal-face free of pit-props
- E21D17/086—Cap joints for obtaining a coal-face free of pit-props or articulated type
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)
- Electrophonic Musical Instruments (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR59148T | 1949-04-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR961507A true FR961507A (US06811534-20041102-M00003.png) | 1950-05-13 |
Family
ID=8692991
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR961507D Expired FR961507A (US06811534-20041102-M00003.png) | 1949-04-08 | ||
| FR59148D Expired FR59148E (fr) | 1949-04-08 | 1949-04-08 | Dispositifs d'assemblage de chapeaux métalliques utilisés principalement pour le soutènement employé dans les mines |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR59148D Expired FR59148E (fr) | 1949-04-08 | 1949-04-08 | Dispositifs d'assemblage de chapeaux métalliques utilisés principalement pour le soutènement employé dans les mines |
Country Status (2)
| Country | Link |
|---|---|
| BE (2) | BE487158A (US06811534-20041102-M00003.png) |
| FR (2) | FR59148E (US06811534-20041102-M00003.png) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1027613B (de) * | 1955-07-27 | 1958-04-10 | Nicolas Joseph Rutigliano | Vorrichtung zum Abstuetzen der Firste von Grubenstrecken |
| DE1127301B (de) * | 1956-08-14 | 1962-04-12 | Karl Gerlach | Kappenverbindung fuer den Strebausbau |
-
0
- BE BE494909D patent/BE494909A/fr unknown
- BE BE487158D patent/BE487158A/fr unknown
- FR FR961507D patent/FR961507A/fr not_active Expired
-
1949
- 1949-04-08 FR FR59148D patent/FR59148E/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1027613B (de) * | 1955-07-27 | 1958-04-10 | Nicolas Joseph Rutigliano | Vorrichtung zum Abstuetzen der Firste von Grubenstrecken |
| DE1127301B (de) * | 1956-08-14 | 1962-04-12 | Karl Gerlach | Kappenverbindung fuer den Strebausbau |
Also Published As
| Publication number | Publication date |
|---|---|
| BE487158A (US06811534-20041102-M00003.png) | |
| BE494909A (US06811534-20041102-M00003.png) | |
| FR59148E (fr) | 1954-04-23 |
