EXPERIENCE AND RESEARCH SHOW BEST DESIGNS FOR FOAM-DIVERTED ACIDIZING

R.D. Gdanski Halliburton Services Duncan, Okla. Guidelines developed from field experience G and laboratory tests increase the probability of removing damage and stimulating production with foam-diverted acid treatments. Foam for diverting acid has lately received more interest because of the success offshore in stimulation of relatively short intervals of gravel-packed sandstone reservoirs.1 Recent laboratory research has augmented the knowledge of foam diversion in limestone cores. 2-3

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