Definition(s)
Swab
The lowering of the hydrostatic pressure in the well bore due to upward movement of tubulars and/or tools.
Source: API RP 96, Deepwater Well Design and Construction, First Edition, March 2013. Global Standards
Oil & Gas Drilling Glossary - IADCLexicon.org
The lowering of the hydrostatic pressure in the well bore due to upward movement of tubulars and/or tools.
Source: API RP 96, Deepwater Well Design and Construction, First Edition, March 2013. Global Standards