CATIONIC POLYMER MUD SOLVES GUMBO PROBLEMS IN NORTH SEA

Orville Welch, Li-Jein Lee M-1 Drilling Fluids Co. Houston A recently developed cationic polymer mud, compatible with conventional polymer additives and designed to meet environmental regulations, significantly minimized the gumbo problems common to the water-sensitive shales in the North Sea. The cationic polymer mud was used to drill highly reactive Tertiary shale formations which have caused severe gumbo problems on nearby wells drilled with other inhibitive water-based muds.

In order to access this content, you must be logged-in and have an active subscription to the OGJ Premium Archive

Subscribe

More in Home