BE500366A - - Google Patents
Info
- Publication number
- BE500366A BE500366A BE500366DA BE500366A BE 500366 A BE500366 A BE 500366A BE 500366D A BE500366D A BE 500366DA BE 500366 A BE500366 A BE 500366A
- 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
- E21C25/52—Machines incorporating two or more of the slitting means according to groups E21C25/02, E21C25/06, E21C25/16, E21C25/20 and E21C25/22
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)
- Knives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE684930X | 1950-01-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE500366A true BE500366A (zh) |
Family
ID=6597718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE500366D BE500366A (zh) | 1950-01-02 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE500366A (zh) |
| FR (1) | FR1036624A (zh) |
| GB (1) | GB684930A (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3517967A (en) * | 1967-12-26 | 1970-06-30 | Modern Mining Machinery Ltd | Mineral cutting machines |
-
0
- BE BE500366D patent/BE500366A/xx unknown
-
1950
- 1950-12-29 FR FR1036624D patent/FR1036624A/fr not_active Expired
- 1950-12-29 GB GB31533/50A patent/GB684930A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1036624A (fr) | 1953-09-09 |
| GB684930A (en) | 1952-12-24 |