Chemistry of hydrocarbon compounds – Purification – separation – or recovery – By addition of extraneous agent – e.g. – solvent – etc.
Patent
1994-10-07
1996-01-02
Gibson, Sharon
Chemistry of hydrocarbon compounds
Purification, separation, or recovery
By addition of extraneous agent, e.g., solvent, etc.
585865, 208177, C07C 700, C10G 1700
Patent
active
054810590
ABSTRACT:
A method for accelerating the settling of finely divided solids in hydrocarbon fluids comprising adding to the hydrocarbon a sufficient settling amount of a polyacrylic acid adducted alkylphenol-formaldehyde resin alkoxylate compound. Preferably, the hydrocarbon is a fluid catalytic cracker slurry containing spent catalyst fines.
REFERENCES:
patent: 4539099 (1985-09-01), Merchant et al.
patent: 4559133 (1985-12-01), Siegfried et al.
patent: 4600500 (1986-07-01), Dickakian
patent: 4692237 (1987-09-01), Hsu et al.
Binford Mark S.
Brock Gene F.
Hart Paul R.
Betz Laboratories Inc.
Gibson Sharon
Phan Nhat D.
Ricci Alexander D.
Von Neida Philip H.
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