Mineral oils: processes and products – Paraffin wax; treatment or recovery
Patent
1995-05-25
1996-08-20
Caldarola, Glenn A.
Mineral oils: processes and products
Paraffin wax; treatment or recovery
208 33, 208 35, 208 37, 208 38, C10G 2300, C10G 7306, C10G 7332
Patent
active
055475620
ABSTRACT:
The invention decloses a method for dewaxing a hydrocarbon oil which comprises adding an oil-soluble poly C.sub.18 -C.sub.22 alkylmethacrylate having a molecular weight of from about 10,000 to about 2,000,000 daltons to a hydrocarbon oil containing wax; cooling the oil to allow wax crystals to form, separating the wax crystals from the oil and recovering a dewaxed oil.
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Grewal Rupinder S.
Joyce Michael E.
Nord Randall F.
Caldarola Glenn A.
Charlier Patricia A.
Drake James J.
Hailey Patricia L.
Miller Robert A.
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