GB833903A - Improvements in or relating to winning apparatus for mining mineral products - Google Patents
Improvements in or relating to winning apparatus for mining mineral productsInfo
- Publication number
- GB833903A GB833903A GB11979/58A GB1197958A GB833903A GB 833903 A GB833903 A GB 833903A GB 11979/58 A GB11979/58 A GB 11979/58A GB 1197958 A GB1197958 A GB 1197958A GB 833903 A GB833903 A GB 833903A
- Authority
- GB
- United Kingdom
- Prior art keywords
- mineral
- picks
- seam
- april
- relating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 229910052500 inorganic mineral Inorganic materials 0.000 title abstract 5
- 239000011707 mineral Substances 0.000 title abstract 5
- 238000005065 mining Methods 0.000 title abstract 2
- 230000002093 peripheral effect Effects 0.000 abstract 1
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
- E21C25/10—Rods; 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)
- Manufacturing And Processing Devices For Dough (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1172465T | 1957-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB833903A true GB833903A (en) | 1960-05-04 |
Family
ID=9658009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB11979/58A Expired GB833903A (en) | 1957-04-19 | 1958-04-15 | Improvements in or relating to winning apparatus for mining mineral products |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE566834A (enrdf_load_html_response) |
| FR (1) | FR1172465A (enrdf_load_html_response) |
| GB (1) | GB833903A (enrdf_load_html_response) |
-
0
- BE BE566834D patent/BE566834A/xx unknown
-
1957
- 1957-04-19 FR FR1172465D patent/FR1172465A/fr not_active Expired
-
1958
- 1958-04-15 GB GB11979/58A patent/GB833903A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1172465A (fr) | 1959-02-11 |
| BE566834A (enrdf_load_html_response) |
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