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 beds

Info

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
Application number
JP6851675A
Other languages
English (en)
Inventor
Masaharu Shiyouji
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to JP6851675A priority Critical patent/JPS51144302A/ja
Publication of JPS51144302A publication Critical patent/JPS51144302A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
  • Earth Drilling (AREA)
JP6851675A 1975-06-09 1975-06-09 Rock drilling rod and method of improving unstable ground between rock beds Pending JPS51144302A (en)

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 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5689692A (en) * 1979-12-17 1981-07-21 Furukawa Kogyo Kk Drill
JPH02190510A (ja) * 1989-01-18 1990-07-26 Nit Co Ltd 地盤硬化層造成工法とその装置
JPH04120311A (ja) * 1990-09-11 1992-04-21 Daiho Constr Co Ltd 固結柱体による地盤改良法およびその地盤改良用削孔装置

Citations (3)

* Cited by examiner, † Cited by third party
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 (ja) * 1971-10-20 1973-07-04
JPS50133614A (ja) * 1974-04-11 1975-10-23

Patent Citations (3)

* Cited by examiner, † Cited by third party
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 (ja) * 1971-10-20 1973-07-04
JPS50133614A (ja) * 1974-04-11 1975-10-23

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5689692A (en) * 1979-12-17 1981-07-21 Furukawa Kogyo Kk Drill
JPH02190510A (ja) * 1989-01-18 1990-07-26 Nit Co Ltd 地盤硬化層造成工法とその装置
JPH04120311A (ja) * 1990-09-11 1992-04-21 Daiho Constr Co Ltd 固結柱体による地盤改良法およびその地盤改良用削孔装置

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