FI (list display)

  • E21B23/00
  • Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells (setting of casings, screens or liners E21B 43/10) [2006.01] HB CC 2D129
  • E21B23/01
  • .for anchoring the tools or the like (E21B 23/02-E21B 23/06 take precedence; anchoring of drives in the borehole E21B 4/18) [6] HB CC 2D129
  • E21B23/02
  • .for locking the tools or the like in landing nipples or in recesses between adjacent sections of tubing (E21B 23/03-E21B 23/06 take precedence) [3] HB CC 2D129
  • E21B23/03
  • .for setting the tools into, or removing the tools from, laterally offset landing nipples or pockets [3] HB CC 2D129
  • E21B23/04
  • .operated by fluid means, e.g. actuated by explosion (E21B 23/08 takes precedence) [2006.01] HB CC 2D129
  • E21B23/06
  • .for setting packers HB CC 2D129
  • E21B23/08
  • .Introducing or running tools by fluid pressure, e.g. through-the-flow-line tool systems [2006.01] HB CC 2D129
  • E21B23/10
  • ..Tools specially adapted therefor [3] HB CC 2D129
  • E21B23/12
  • ..Tool diverters [3] HB CC 2D129
  • E21B23/14
  • .for displacing a cable or a cable-operated tool, e.g. for logging or perforating operations in deviated wells [2006.01] HB CC 2D129
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