JPS6215357Y2 - - Google Patents
Info
- Publication number
- JPS6215357Y2 JPS6215357Y2 JP20128782U JP20128782U JPS6215357Y2 JP S6215357 Y2 JPS6215357 Y2 JP S6215357Y2 JP 20128782 U JP20128782 U JP 20128782U JP 20128782 U JP20128782 U JP 20128782U JP S6215357 Y2 JPS6215357 Y2 JP S6215357Y2
- Authority
- JP
- Japan
- Prior art keywords
- flow rate
- control
- flushing
- float
- drilling machine
- 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
- 238000011010 flushing procedure Methods 0.000 claims description 36
- 238000005553 drilling Methods 0.000 claims description 34
- 239000012530 fluid Substances 0.000 claims description 2
- 239000000428 dust Substances 0.000 description 9
- 230000007423 decrease Effects 0.000 description 7
- 239000000843 powder Substances 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Landscapes
- Percussive Tools And Related Accessories (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20128782U JPS59107692U (ja) | 1982-12-28 | 1982-12-28 | さく孔機のフラツシング流量制御装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20128782U JPS59107692U (ja) | 1982-12-28 | 1982-12-28 | さく孔機のフラツシング流量制御装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59107692U JPS59107692U (ja) | 1984-07-20 |
| JPS6215357Y2 true JPS6215357Y2 (enrdf_load_stackoverflow) | 1987-04-18 |
Family
ID=30426788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20128782U Granted JPS59107692U (ja) | 1982-12-28 | 1982-12-28 | さく孔機のフラツシング流量制御装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59107692U (enrdf_load_stackoverflow) |
-
1982
- 1982-12-28 JP JP20128782U patent/JPS59107692U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59107692U (ja) | 1984-07-20 |
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