SU595478A1 - Roller drill bit bearing block - Google Patents
Roller drill bit bearing blockInfo
- Publication number
- SU595478A1 SU595478A1 SU752096203A SU2096203A SU595478A1 SU 595478 A1 SU595478 A1 SU 595478A1 SU 752096203 A SU752096203 A SU 752096203A SU 2096203 A SU2096203 A SU 2096203A SU 595478 A1 SU595478 A1 SU 595478A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- drill bit
- bearing block
- bit bearing
- roller drill
- roller
- Prior art date
Links
Landscapes
- Earth Drilling (AREA)
- Rolls And Other Rotary Bodies (AREA)
Description
d - диаметр ролика периферийного иодшииника , мм; / - длина ролика периферийного подшипника , мм; Z - число роликов в периферийном подшипцике , шт. Источники информации, прин тые во внимание при экспертизе 1. Палий А. А. и др. Буровые долота. М., «Недра, 1971, с. 20. 2. Беликов В. Г. и др. Рациональна отработка и износостойкость шарошечных долот М., «Недра, 1972, с. 81.d is the diameter of the peripheral roller, mm; / - the length of the roller peripheral bearing, mm; Z - the number of rollers in the peripheral bearings, pcs. Sources of information taken into account in the examination 1. Pali A. A. and others. Drill bits. M., “Nedra, 1971, p. 20. 2. Belikov V. G. and others. Rational testing and wear resistance of roller bits M., “Nedra, 1972, p. 81.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU752096203A SU595478A1 (en) | 1975-01-13 | 1975-01-13 | Roller drill bit bearing block |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU752096203A SU595478A1 (en) | 1975-01-13 | 1975-01-13 | Roller drill bit bearing block |
Publications (1)
Publication Number | Publication Date |
---|---|
SU595478A1 true SU595478A1 (en) | 1978-02-28 |
Family
ID=20607322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU752096203A SU595478A1 (en) | 1975-01-13 | 1975-01-13 | Roller drill bit bearing block |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU595478A1 (en) |
-
1975
- 1975-01-13 SU SU752096203A patent/SU595478A1/en active
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