Well sampling method and apparatus

Details Well sampling method and apparatus Well sampling method and apparatus

1981-06-09

1983-11-29

Novosad, Stephen J.

Wells

Processes

Sampling well fluid

7386371, 73864, 166 64, 166169, 166332, E21B 3414, E21B 4908

Patent

active

044176228

ABSTRACT:
Apparatus and methods are provided for taking a sample of a fluid in a well. The apparatus comprising a housing, a telescoping sampler assembly having a sleeve valve therein, an actuating mandrel and a time delay fluid control device which controls the opening of the sleeve valve. The method of operation of the sampler comprising evacuating the sample chamber of the sampler assembly, lowering the sampler assembly into a well, and collecting a fluid sample by flowing fluid into the sampler assembly from the well by opening and closing a sleeve valve in the sampler assembly utilizing a continuous sliding movement.

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