IMPROVED CLAY AND SHALE INHIBITION AGENTS AND METHOD OF USE

• Main Authors: DEAVENPORT, JOSEPH L, WITHAM, COLE A, POINDEXTER, MICHAEL K
• Format: Patent
• Language: English; French
• Published: 23.01.2014
• Subjects: ADHESIVES; CHEMISTRY; DYES; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; PAINTS; POLISHES

The hydration of clays and shale in drilling operations may be inhibited by employing an aqueous based drilling fluid comprising a shale hydration inhibition agent having the formula: (I), R is an alkyl group having 1 to 6 carbons; R1 may be the same or different than R and is an alkyl group having...