SU570687A1 - Породоразрушающий инструмент дл бурени инженерно-геологических скважин - Google Patents
Породоразрушающий инструмент дл бурени инженерно-геологических скважинInfo
- Publication number
- SU570687A1 SU570687A1 SU7502146438A SU2146438A SU570687A1 SU 570687 A1 SU570687 A1 SU 570687A1 SU 7502146438 A SU7502146438 A SU 7502146438A SU 2146438 A SU2146438 A SU 2146438A SU 570687 A1 SU570687 A1 SU 570687A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- ground
- deep drilling
- breaking tool
- breaking
- tool
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU7502146438A SU570687A1 (ru) | 1975-06-19 | 1975-06-19 | Породоразрушающий инструмент дл бурени инженерно-геологических скважин |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU7502146438A SU570687A1 (ru) | 1975-06-19 | 1975-06-19 | Породоразрушающий инструмент дл бурени инженерно-геологических скважин |
Publications (1)
Publication Number | Publication Date |
---|---|
SU570687A1 true SU570687A1 (ru) | 1977-08-30 |
Family
ID=20623426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU7502146438A SU570687A1 (ru) | 1975-06-19 | 1975-06-19 | Породоразрушающий инструмент дл бурени инженерно-геологических скважин |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU570687A1 (ru) |
-
1975
- 1975-06-19 SU SU7502146438A patent/SU570687A1/ru active
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