Above packer perforate test and sample tool and method of use

Above packer perforate, test and sample tool and method of use

Acquiring and concentrating a selected portion of a sampled...

Actuation of downhole devices

Annulus pressure operated downhole choke and associated methods

Apparatus and method for controlling the pressure of fluid...

Apparatus and method for controlling well fluid sample pressure

Apparatus and method for determining fluid properties

Apparatus and method for formation evaluation

Apparatus and method for retrieving formation fluid samples util

Apparatus and method for sampling an earth formation through a c

Apparatus and method for well fluid sampling

Apparatus for maintaining at least bottom hole pressure of a flu

Apparatus for obtaining subterranean fluid samples

Bailer discharging device and method of using thereof

Co-axial well construction technique for hazardous waste assessm

Coiled tubing actuated sampler

Coiled tubing deployed single phase fluid sampling apparatus

Deep well sample collection apparatus and method

Depth-discrete sampling port