BE559262A - - Google Patents
Info
- Publication number
- BE559262A BE559262A BE559262DA BE559262A BE 559262 A BE559262 A BE 559262A BE 559262D A BE559262D A BE 559262DA BE 559262 A BE559262 A BE 559262A
- Authority
- BE
- Belgium
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
- H01F13/003—Methods and devices for magnetising permanent magnets
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)
- Power Engineering (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
- Clamps And Clips (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE559262X | 1956-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE559262A true BE559262A (xx) |
Family
ID=41227546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE559262D BE559262A (xx) | 1956-09-25 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE559262A (xx) |
| GB (1) | GB876797A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB998336A (en) * | 1962-12-05 | 1965-07-14 | Gullick Ltd | Improvements in or relating to mine roof and like supports |
-
0
- BE BE559262D patent/BE559262A/xx unknown
-
1957
- 1957-09-25 GB GB30155/57A patent/GB876797A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB876797A (en) | 1961-09-06 |