BE531325A - - Google Patents
Info
- Publication number
- BE531325A BE531325A BE531325DA BE531325A BE 531325 A BE531325 A BE 531325A BE 531325D A BE531325D A BE 531325DA BE 531325 A BE531325 A BE 531325A
- 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
- E21C25/58—Machines slitting by drilling hole on hole
 
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)
- Earth Drilling (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| GB2326253A GB741903A (en) | 1953-08-24 | 1953-08-24 | An improved cutter head for a mineral-mining or earth-boring machine | 
Publications (1)
| Publication Number | Publication Date | 
|---|---|
| BE531325A true BE531325A (en:Method) | 
Family
ID=10192805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| BE531325D BE531325A (en:Method) | 1953-08-24 | 
Country Status (4)
| Country | Link | 
|---|---|
| BE (1) | BE531325A (en:Method) | 
| DE (1) | DE959273C (en:Method) | 
| FR (1) | FR1106828A (en:Method) | 
| GB (1) | GB741903A (en:Method) | 
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| GB1600964A (en) * | 1978-05-10 | 1981-10-21 | Rotaflex Ltd | Electrical fittings | 
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| FR587002A (fr) * | 1924-10-02 | 1925-04-09 | Extracteur de charbon et de pierres | |
| US2562841A (en) * | 1949-07-13 | 1951-07-31 | Charles E Compton | Mining machine head | 
- 
        0
        - BE BE531325D patent/BE531325A/xx unknown
 
- 
        1953
        - 1953-08-24 GB GB2326253A patent/GB741903A/en not_active Expired
 
- 
        1954
        - 1954-08-17 FR FR1106828D patent/FR1106828A/fr not_active Expired
- 1954-08-22 DE DEJ9047A patent/DE959273C/de not_active Expired
 
Also Published As
| Publication number | Publication date | 
|---|---|
| DE959273C (de) | 1957-03-07 | 
| GB741903A (en) | 1955-12-14 | 
| FR1106828A (fr) | 1955-12-23 |