Spacers for OBM cementing

 2017-01-12 16:30:23 click

For an oilfield well in the northwestern China, oil- based mud at 1.88sg was used to drill ahead at the stage of spud 5#. RIH 139.7mm production casing with the usage of 12m3 OBM cementing spacers at 1.93g/cm3. Excellent cementing quality was achieved.

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