| 摘要 |
A aqueous oil well scale inhibiting composition is disclosed as well as a dispersion and scale inhibiting method. The inhibitor comprises a phosphate ester or phosphonate calcium carbonate inhibitor and a sulfonated alkyldiphenylether zinc and/or lead sulfide dispersant. The dispersion includes at least 1 ppm of effectively dispersed zinc and/or lead sulfide particulates up to a concentration of about 200 ppm or more.
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