Ultra Spacer OCS-G 23135 No.2

Well Information

Mustang Island 758 Offshore Tx, GOM
10-3/4
13-1/2
WBM
10.0 ppg
135 F
45 min-50 bbls Ultra Spacer® at 8.5 lb/gal

Challenge

Mud/Filter cake removal and reduce the risk of loss circulation during the cement
displacement. Due the risk of loss circulation, 20 lbs/bbl of Ultra Seal® Plus was
added to Ultra Spacer®.

Results

Excellent mud cleaning/filter cake removal was observed at the flow line,
the entire interval was cemented without any incidence of loss circulation
or cement fall back. Medco Energi Reference: Mr. Ted Russell