Structural features of gas-liquid mixture
- 1 — Saint Petersburg State Mining Institute (Technical University)
- 2 — Saint Petersburg State Mining Institute (Technical University)
- 3 — Saint Petersburg State Mining Institute (Technical University)
Date submitted:
2016-12-14
Date published:
2010-03-01
Abstract
the effectiveness of the foam flush drilling connects of foam ability to reduce the friction force and drilling shaft oscillation. The main factors are foam viscosity and foam bubble’s diameter.