Chemical and Petroleum Engineering

, Volume 36, Issue 5, pp 275–277 | Cite as

Elastic spindle for a bottom-hole motor

  • A. S. Velichkovich
  • S. V. Velichkovich
Research, Design, Calculation, and Operating Experience Oil and Gas Equipment
  • 33 Downloads

Keywords

Drilling Abrasive Wear Nipple Drilling Fluid Shock Absorber 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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References

  1. 1.
    V. V. Simonov and E. K. Yunin,Effect of Vibratory Processes on the Operation of Drilling Equipment [in Russian], Nedra, Moscow (1977).Google Scholar
  2. 2.
    M. I. Pekhn'o and A. I. Tsikhan,Drilling Oil and Gas Wells with the Use of Bit-Mounted Shock Absorbers [in Russian], Naukova Dumka, Kiev (1977).Google Scholar
  3. 3.
    Author's Certificate No. 1059319 USSR. MKI F 16 F 15/02. Elastic Spindle for a Bottom-Hole Motor.Google Scholar
  4. 4.
    Author's Certificate No. 1067884 USSR. MKI F 21 B 4/00. Spindle for a Bottom-Hole Motor.Google Scholar
  5. 5.
    Author's Certificate No. 1627766 USSR. MKI F 16 F 15/02. Elastic Spindle for a Bottom-Hole Motor.Google Scholar
  6. 6.
    Author's Certificate No. 509732 USSR. MKI F 16 C 19/10, E 21 B 3/17. Multi-Row Radial-Thrust Bearing for a Turbodrill.Google Scholar
  7. 7.
    A. S. Velichkovich and S. V. Velichkovich, “Multi-row radial-thrust bearing for a turbodrill with a uniform load distribution among the rows,”Tez. Dop. Naukovo-Tekh. Konf. Prof.-Vikl. Skladu IFDTUNG (summary of documents of a scientific-technical conference), Ivano-Frankovsk (1998), pp. 35–36.Google Scholar

Copyright information

© Kluwer Academic/Plenum Publishers 2000

Authors and Affiliations

  • A. S. Velichkovich
    • 1
  • S. V. Velichkovich
    • 2
  1. 1.Ivano-Frankovsk State Technical UniversityUSSR
  2. 2.Institute of Problems of Strength and the Mechanics of Materials (of the National Academy of Sciences of UkraineUSSR

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