JPS5421003A - Method of preventing attachment of mud of earth auger for weak ground and its device - Google Patents
Method of preventing attachment of mud of earth auger for weak ground and its deviceInfo
- Publication number
- JPS5421003A JPS5421003A JP8512077A JP8512077A JPS5421003A JP S5421003 A JPS5421003 A JP S5421003A JP 8512077 A JP8512077 A JP 8512077A JP 8512077 A JP8512077 A JP 8512077A JP S5421003 A JPS5421003 A JP S5421003A
- Authority
- JP
- Japan
- Prior art keywords
- mud
- earth auger
- weak ground
- preventing attachment
- attachment
- 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
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8512077A JPS5421003A (en) | 1977-07-18 | 1977-07-18 | Method of preventing attachment of mud of earth auger for weak ground and its device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8512077A JPS5421003A (en) | 1977-07-18 | 1977-07-18 | Method of preventing attachment of mud of earth auger for weak ground and its device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5421003A true JPS5421003A (en) | 1979-02-16 |
JPS5616835B2 JPS5616835B2 (en) | 1981-04-18 |
Family
ID=13849759
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8512077A Granted JPS5421003A (en) | 1977-07-18 | 1977-07-18 | Method of preventing attachment of mud of earth auger for weak ground and its device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5421003A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61180828A (en) * | 1985-02-05 | 1986-08-13 | Nisshin Riken:Kk | Fuel amount correction device of preheated supply air type burner |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4824803U (en) * | 1971-07-26 | 1973-03-23 |
-
1977
- 1977-07-18 JP JP8512077A patent/JPS5421003A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4824803U (en) * | 1971-07-26 | 1973-03-23 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61180828A (en) * | 1985-02-05 | 1986-08-13 | Nisshin Riken:Kk | Fuel amount correction device of preheated supply air type burner |
JPH0346727B2 (en) * | 1985-02-05 | 1991-07-17 | Nitsushin Riken Kk |
Also Published As
Publication number | Publication date |
---|---|
JPS5616835B2 (en) | 1981-04-18 |
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