JPS51144302A - Rock drilling rod and method of improving unstable ground between rock beds - Google Patents
Rock drilling rod and method of improving unstable ground between rock bedsInfo
- Publication number
- JPS51144302A JPS51144302A JP6851675A JP6851675A JPS51144302A JP S51144302 A JPS51144302 A JP S51144302A JP 6851675 A JP6851675 A JP 6851675A JP 6851675 A JP6851675 A JP 6851675A JP S51144302 A JPS51144302 A JP S51144302A
- Authority
- JP
- Japan
- Prior art keywords
- rock
- drilling rod
- beds
- unstable ground
- improving
- 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.)
- Pending
Links
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6851675A JPS51144302A (en) | 1975-06-09 | 1975-06-09 | Rock drilling rod and method of improving unstable ground between rock beds |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6851675A JPS51144302A (en) | 1975-06-09 | 1975-06-09 | Rock drilling rod and method of improving unstable ground between rock beds |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51144302A true JPS51144302A (en) | 1976-12-11 |
Family
ID=13375949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6851675A Pending JPS51144302A (en) | 1975-06-09 | 1975-06-09 | Rock drilling rod and method of improving unstable ground between rock beds |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51144302A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5689692A (en) * | 1979-12-17 | 1981-07-21 | Furukawa Kogyo Kk | Drill |
JPH02190510A (en) * | 1989-01-18 | 1990-07-26 | Nit Co Ltd | Method and device for preparing stratum with hardened ground |
JPH04120311A (en) * | 1990-09-11 | 1992-04-21 | Daiho Constr Co Ltd | Drilling device for protection method using consolidated columnar body and subsoil improvement method therefor |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1065283A (en) * | 1963-06-18 | 1967-04-12 | Schmidt & Co Gmbh Kranz | Rods for drilling operations and method of producing a borehole in a mineral |
JPS4847113A (en) * | 1971-10-20 | 1973-07-04 | ||
JPS50133614A (en) * | 1974-04-11 | 1975-10-23 |
-
1975
- 1975-06-09 JP JP6851675A patent/JPS51144302A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1065283A (en) * | 1963-06-18 | 1967-04-12 | Schmidt & Co Gmbh Kranz | Rods for drilling operations and method of producing a borehole in a mineral |
JPS4847113A (en) * | 1971-10-20 | 1973-07-04 | ||
JPS50133614A (en) * | 1974-04-11 | 1975-10-23 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5689692A (en) * | 1979-12-17 | 1981-07-21 | Furukawa Kogyo Kk | Drill |
JPH02190510A (en) * | 1989-01-18 | 1990-07-26 | Nit Co Ltd | Method and device for preparing stratum with hardened ground |
JPH04120311A (en) * | 1990-09-11 | 1992-04-21 | Daiho Constr Co Ltd | Drilling device for protection method using consolidated columnar body and subsoil improvement method therefor |
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