JPS58218584A - 大口径穴さく岩機 - Google Patents
大口径穴さく岩機Info
- Publication number
- JPS58218584A JPS58218584A JP9899982A JP9899982A JPS58218584A JP S58218584 A JPS58218584 A JP S58218584A JP 9899982 A JP9899982 A JP 9899982A JP 9899982 A JP9899982 A JP 9899982A JP S58218584 A JPS58218584 A JP S58218584A
- Authority
- JP
- Japan
- Prior art keywords
- bit
- diameter
- rod
- hole
- rock
- 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.)
- Granted
Links
- 239000011435 rock Substances 0.000 title claims description 45
- 238000005553 drilling Methods 0.000 title claims description 39
- 239000000428 dust Substances 0.000 claims description 40
- 230000007246 mechanism Effects 0.000 claims description 34
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 30
- 239000003921 oil Substances 0.000 description 19
- 230000002093 peripheral effect Effects 0.000 description 12
- 238000005520 cutting process Methods 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 3
- 210000002445 nipple Anatomy 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000010349 pulsation Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 241001070941 Castanea Species 0.000 description 1
- 235000014036 Castanea Nutrition 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9899982A JPS58218584A (ja) | 1982-06-09 | 1982-06-09 | 大口径穴さく岩機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9899982A JPS58218584A (ja) | 1982-06-09 | 1982-06-09 | 大口径穴さく岩機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58218584A true JPS58218584A (ja) | 1983-12-19 |
| JPS6327511B2 JPS6327511B2 (enExample) | 1988-06-03 |
Family
ID=14234664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9899982A Granted JPS58218584A (ja) | 1982-06-09 | 1982-06-09 | 大口径穴さく岩機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58218584A (enExample) |
-
1982
- 1982-06-09 JP JP9899982A patent/JPS58218584A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6327511B2 (enExample) | 1988-06-03 |
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