Oildata Wireline Services Ltd: Conformance Services

Mechanical water and gas shut-off systems are designed to provide a
cost-effective, through-tubing method for downhole well profile control

utilizing primarily Electric-line or in some cases combining electric-line with
Coil tubing.

Petal Basket Bridge Plug
Petal Basket Straddle Pack Plug
Inflatable Mechanical Packer
Magna Range Plug
TRU-VENT
Tubing Patch
Glossary

Mechanical profile control involves the total or partial isolation of an
identified interval with excessive water or gas production (where gas
production is not desired).

The Through-tubing plug-back or isolation and water conformance
systems utilized for isolation projects in the Niger-delta include:

Wireline-set Through-tubing Petal Basket Bridge Plug
Wireline-set Through-tubing Petal Basket Straddle Pack Plug
Wireline or Coil tubing-set Inflatable Mechanical Packer