Cementing systems for oil wells

Details Cementing systems for oil wells Cementing systems for oil wells

E - Fixed Constructions

21

B

E21B 33/13 (2006.01) E21B 33/14 (2006.01) E21B 49/00 (2006.01)

Patent

CA 2104326

A process for determining suitable parameters of temperature and/or pressure to use in a cementing operation in a wellbore to obtain a positive seal of cement in an annulus between a liner and a borehole wall after the cement has set up and where the process utilizes the parameters of differential temperature in a welt bore, pressure on the cement to obtain a positive borehole wall stress (and positive seal) in a cementing operation.

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