| 摘要 |
petroleum processing. SUBSTANCE: in the first step, to petroleum product, 10 to 50 g/t of hydrophobic polyalkyleneguanidine base or mixture thereof with 1,6- diguanidinehexane base and low-molecular polyhexamethyleneguanidine base in equal proportions is added. In the second step, to bottom water, 100 to 500 g/t of hydrophilic water-soluble polyalkyleneguanidine salt (hydrochloride or hydrophosphate) or mixture thereof with Katamin AB in equal proportions is added. EFFECT: enhanced stabilization of stored petroleum products to microorganisms. 2 cl, 1 tbl, 10 ex
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