BE635542A - - Google Patents
Info
- Publication number
- BE635542A BE635542A BE635542DA BE635542A BE 635542 A BE635542 A BE 635542A BE 635542D A BE635542D A BE 635542DA BE 635542 A BE635542 A BE 635542A
- Authority
- BE
- Belgium
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/103—Dams, e.g. for ventilation
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)
- Tents Or Canopies (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB30535/63A GB1001321A (en) | 1963-08-01 | 1963-08-01 | Improvements in or relating to temporary partitioning devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE635542A true BE635542A (US07494231-20090224-C00006.png) |
Family
ID=10309171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE635542D BE635542A (US07494231-20090224-C00006.png) | 1963-08-01 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE635542A (US07494231-20090224-C00006.png) |
| DE (1) | DE1230748B (US07494231-20090224-C00006.png) |
| FR (1) | FR1320092A (US07494231-20090224-C00006.png) |
| GB (1) | GB1001321A (US07494231-20090224-C00006.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5308280A (en) * | 1992-12-14 | 1994-05-03 | Curtain Buddy Corp. | Method and apparatus for supporting ventilation curtains in coal mines |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE488021C (de) * | 1929-12-18 | Hans Hoefer | Abschluss von Grubenstrecken mittels eines aufzublasenden Gummikoerpers | |
| DE202495C (US07494231-20090224-C00006.png) * | ||||
| US2621527A (en) * | 1950-06-28 | 1952-12-16 | Guest Lawrence Vincent | Turntable drive for talking machines using disk records |
-
0
- BE BE635542D patent/BE635542A/xx unknown
-
1962
- 1962-01-22 FR FR885534A patent/FR1320092A/fr not_active Expired
-
1963
- 1963-08-01 GB GB30535/63A patent/GB1001321A/en not_active Expired
- 1963-08-05 DE DES86568A patent/DE1230748B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1230748B (de) | 1966-12-22 |
| FR1320092A (fr) | 1963-03-08 |
| GB1001321A (en) | 1965-08-11 |
