Hydrostatic bailer

{
  "id": "MLC-T-OAG-001921",
  "term": "Hydrostatic bailer",
  "field": "Oil and gas",
  "definition": "A specialized bailing tool that uses the hydrostatic pressure of the wellbore fluid to create a differential pressure, drawing debris into its chamber. This tool is run on wireline or coiled tubing and is activated by breaking a rupture disc or shear pin, allowing the well fluid to rush in and carry solids with it. It is effective for removing sand, scale, or other fill from the wellbore.",
  "subject": "Well Workover and Intervention",
  "url": "https://mlchart.com/terminology/oil-and-gas/hydrostatic-bailer/"
}