| 摘要 |
<p>Swelling and migration of subterranean clay is inhibited during stimulation of the production of hydrocarbon fluids, and preparation therefor, by treating said formations with a compound of the formula (CH2=CH-CH2)nN+(CH3)4-nX- where X may be any anion which does not adversely react with the formation or treatment fluid and n is an integer from 1 to 4.</p> |
