GB291611A - Improvements in or relating to portable boring apparatus in mines - Google Patents
Improvements in or relating to portable boring apparatus in minesInfo
- Publication number
- GB291611A GB291611A GB15880/27A GB1588027A GB291611A GB 291611 A GB291611 A GB 291611A GB 15880/27 A GB15880/27 A GB 15880/27A GB 1588027 A GB1588027 A GB 1588027A GB 291611 A GB291611 A GB 291611A
- Authority
- GB
- United Kingdom
- Prior art keywords
- mines
- relating
- boring apparatus
- portable boring
- portable
- 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
- 238000005553 drilling Methods 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 1
- 238000005065 mining Methods 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/006—Means for anchoring the drilling machine to the ground
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
291,611. Thomas, W. E. June 15, 1927. Drilling.-A back support, for a portable mining drill comprises a metal pin A which is inserted in a drilled hole in the roof or floor adjacent the face to be bored and is provided with holes 1, 2 either of which may support the end of the drilling apparatus.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB15880/27A GB291611A (en) | 1927-06-15 | 1927-06-15 | Improvements in or relating to portable boring apparatus in mines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB15880/27A GB291611A (en) | 1927-06-15 | 1927-06-15 | Improvements in or relating to portable boring apparatus in mines |
Publications (1)
Publication Number | Publication Date |
---|---|
GB291611A true GB291611A (en) | 1928-06-07 |
Family
ID=10067182
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB15880/27A Expired GB291611A (en) | 1927-06-15 | 1927-06-15 | Improvements in or relating to portable boring apparatus in mines |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB291611A (en) |
-
1927
- 1927-06-15 GB GB15880/27A patent/GB291611A/en not_active Expired
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