SETTLING AIDS FOR SOLIDS IN HYDROCARBONS

摘要

A TREATMENT FOR ACCELERATING THE SETTLING OF FINELY DIVIDED SOLIDS IN HYDROCARBON FLUIDS, INCLUDING ADDING TO THE HYDROCARBON A SUFFICIENT SETTLING AMOUNT OF A COMBINATION OF (A) A POLYACRYLIC ACID ADDUCTED ALKYLPHENOL-FORMALDEHYDE RESIN ALKOXYLATE COMPOUND, AND (B) AN ALKYLPHENOL-FORMALDEHYDE RESIN ALKOXYLATE HAVING A MOLECULAR WEIGHT OF ABOUT 500 TO ABOUT 5,000.