BE337621A - - Google Patents
Info
- Publication number
- BE337621A BE337621A BE337621DA BE337621A BE 337621 A BE337621 A BE 337621A BE 337621D A BE337621D A BE 337621DA BE 337621 A BE337621 A BE 337621A
- 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
- E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
- E21C25/08—Mountings for the rods or drums
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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE281636X | 1926-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE337621A true BE337621A (zh) |
Family
ID=3867077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE337621D BE337621A (zh) | 1926-11-30 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE337621A (zh) |
| FR (1) | FR625645A (zh) |
| GB (1) | GB281636A (zh) |
-
0
- BE BE337621D patent/BE337621A/xx unknown
-
1926
- 1926-12-03 FR FR625645D patent/FR625645A/fr not_active Expired
-
1927
- 1927-11-18 GB GB30992/27A patent/GB281636A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB281636A (en) | 1928-02-16 |
| FR625645A (fr) | 1927-08-16 |