Packer tool for use in a wellbore

Packer type groundwater sampling system and water sampling...

Packer valve arrangement

Packer valve arrangement

Packer variable volume excluder and sampling method therefor

Packer with back-up retrieving method

Packer with bypass channels

Packer with chemically activated sealing member and method...

Packer with equalizing valve and method of use

Packer with foldback rings

Packer with integral cleaning device

Packer with metal sealing element

Packer with ring having communicating bore

Packer, setting tool for a packer and method for setting a...

Packer-anchoring device with expandable ring

Packerless well completion assembly

Packers and methods of use

Packers and methods of use

Packing assembly

Packing assembly for rotary drilling swivels