BE455260A - - Google Patents
Info
- Publication number
- BE455260A BE455260A BE455260DA BE455260A BE 455260 A BE455260 A BE 455260A BE 455260D A BE455260D A BE 455260DA BE 455260 A BE455260 A BE 455260A
- Authority
- BE
- Belgium
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
- E21D23/06—Special mine caps or special tops of pit-props for permitting step-by-step movement
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEG1834D DE864082C (de) | 1943-12-28 | 1943-12-28 | Eiserner Strebausbau im Grubenbetrieb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE455260A true BE455260A (en]) |
Family
ID=7116439
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE457563D BE457563A (en]) | 1943-12-28 | ||
| BE455260D BE455260A (en]) | 1943-12-28 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE457563D BE457563A (en]) | 1943-12-28 |
Country Status (2)
| Country | Link |
|---|---|
| BE (2) | BE455260A (en]) |
| DE (1) | DE864082C (en]) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE968451C (de) * | 1948-10-02 | 1958-02-20 | Hans Joachim Von Hippel Dr Ing | Verfahren zum Setzen des Strebausbaues |
| DE972207C (de) * | 1948-10-02 | 1959-06-04 | Hans Joachim Von Dr-Ing Hippel | Breitflaechige Stempelkopfplatte |
| DE1011378B (de) * | 1952-07-15 | 1957-07-04 | Bergtechnik G M B H | Vorrichtung zum Einbau zweiteiliger nachgiebiger Stahlstempel im Grubenausbau |
| DE1105822B (de) * | 1956-09-27 | 1961-05-04 | Saarbergwerke Ag | Kappenplatte fuer Grubenstempel |
| FR2505925A1 (fr) * | 1981-05-12 | 1982-11-19 | Alsace Mines Potasse | Dispositif mecanique de liaison entre tete ou pied d'etancon et embase ou chapeau des piles de soutenement |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE289904C (en]) * | ||||
| DE728577C (de) * | 1941-07-06 | 1942-12-02 | Gelsenkirchener Bergwerkes Akt | Wandernder Ausbau zur Sicherung des Hangenden |
-
0
- BE BE457563D patent/BE457563A/xx unknown
- BE BE455260D patent/BE455260A/xx unknown
-
1943
- 1943-12-28 DE DEG1834D patent/DE864082C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE864082C (de) | 1953-01-22 |
| BE457563A (en]) |