ACID-SOLUBLE CEMENT COMPOSITIONS COMPRISING CEMENT KILN DUST AND/OR A NATURAL POZZOLAN AND METHOD OF USE

摘要

THE PRESENT INVENTION RELATES TO ACID-SOLUBLE CEMENT COMPOSITIONS THAT COMPRISE CEMENT KILN DUST (“CKD”) AND/OR A NATURAL POZZOLAN AND ASSOCIATED METHODS OF USE. AN EMBODIMENT INCLUDES A METHOD OF CEMENTING COMPRISING: PLACING AN ACID- SOLUBLE CEMENT COMPOSITION IN A SUBTERRANEAN FORMATION, WHEREIN THE ACID-SOLUBLE CEMENT COMPOSITION COMPRISES A HYDRAULIC CEMENT, A COMPONENT SELECTED FROM THE GROUP CONSISTING OF CKD, PUMICITE, AND A COMBINATION THEREOF, AND WATER; ALLOWING THE ACID-SOLUBLE CEMENT COMPOSITION TO SET; AND CONTACTING THE SET ACID-SOLUBLE CEMENT COMPOSITION WITH AN ACID TO DISSOLVE THE SET ACID-SOLUBLE CEMENT COMPOSITION.