JPS6153996A - アースドリルにおける掘削作動制御方法 - Google Patents
アースドリルにおける掘削作動制御方法Info
- Publication number
- JPS6153996A JPS6153996A JP17238684A JP17238684A JPS6153996A JP S6153996 A JPS6153996 A JP S6153996A JP 17238684 A JP17238684 A JP 17238684A JP 17238684 A JP17238684 A JP 17238684A JP S6153996 A JPS6153996 A JP S6153996A
- Authority
- JP
- Japan
- Prior art keywords
- discharge
- hydraulic pump
- suction
- hydraulic
- pressure
- 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
- 238000006073 displacement reaction Methods 0.000 claims description 53
- 238000009412 basement excavation Methods 0.000 claims description 24
- 230000007423 decrease Effects 0.000 claims description 16
- 230000008602 contraction Effects 0.000 claims description 10
- 238000013459 approach Methods 0.000 claims description 8
- 230000000630 rising effect Effects 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000005284 excitation Effects 0.000 description 29
- 239000003921 oil Substances 0.000 description 21
- 238000010586 diagram Methods 0.000 description 18
- 238000001514 detection method Methods 0.000 description 10
- 239000002689 soil Substances 0.000 description 5
- 239000004576 sand Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 101100489396 Caenorhabditis elegans zip-2 gene Proteins 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 102220349968 c.110C>T Human genes 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17238684A JPS6153996A (ja) | 1984-08-21 | 1984-08-21 | アースドリルにおける掘削作動制御方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17238684A JPS6153996A (ja) | 1984-08-21 | 1984-08-21 | アースドリルにおける掘削作動制御方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6153996A true JPS6153996A (ja) | 1986-03-18 |
| JPH0443157B2 JPH0443157B2 (enrdf_load_html_response) | 1992-07-15 |
Family
ID=15940956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17238684A Granted JPS6153996A (ja) | 1984-08-21 | 1984-08-21 | アースドリルにおける掘削作動制御方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6153996A (enrdf_load_html_response) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59112891U (ja) * | 1983-04-18 | 1984-07-30 | 三菱電機株式会社 | 巻上機の過負荷防止装置 |
| JPS63198682U (enrdf_load_html_response) * | 1987-06-08 | 1988-12-21 |
-
1984
- 1984-08-21 JP JP17238684A patent/JPS6153996A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59112891U (ja) * | 1983-04-18 | 1984-07-30 | 三菱電機株式会社 | 巻上機の過負荷防止装置 |
| JPS63198682U (enrdf_load_html_response) * | 1987-06-08 | 1988-12-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0443157B2 (enrdf_load_html_response) | 1992-07-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |