BE501504A - - Google Patents
Info
- Publication number
- BE501504A BE501504A BE501504DA BE501504A BE 501504 A BE501504 A BE 501504A BE 501504D A BE501504D A BE 501504DA BE 501504 A BE501504 A BE 501504A
- Authority
- BE
- Belgium
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/22—Machines slitting solely by one or more cutter chains moving unidirectionally along jibs
- E21C25/28—Chains or chain guides
- E21C25/34—Chains
- E21C25/36—Couplings for links
- E21C25/365—Couplings for links allowing the bending into at least two planes
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB491450A GB681210A (en) | 1950-02-25 | 1950-02-25 | Improvements in cutter chains for mining machines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE501504A true BE501504A (xx) |
Family
ID=9786232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE501504D BE501504A (xx) | 1950-02-25 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE501504A (xx) |
| FR (1) | FR1038580A (xx) |
| GB (1) | GB681210A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1009131B (de) * | 1955-02-26 | 1957-05-29 | Braunkohlenwerk Domsdorf Veb | Fraeskette fuer Rahmenschraemmaschinen und kontinuierliche Schmierung |
-
0
- BE BE501504D patent/BE501504A/xx unknown
-
1950
- 1950-02-25 GB GB491450A patent/GB681210A/en not_active Expired
-
1951
- 1951-02-24 FR FR1038580D patent/FR1038580A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB681210A (en) | 1952-10-22 |
| FR1038580A (fr) | 1953-09-30 |