Liquid purification or separation – Processes – Chemical treatment
Patent
1996-08-21
1998-05-19
Lovering, Richard D.
Liquid purification or separation
Processes
Chemical treatment
210925, 252312, 252351, 252356, 510506, B01J 1300, B01F 1734, B01F 1742, C11D 1825
Patent
active
057531277
ABSTRACT:
Compositions and methods for emulsifying a petroleum product that has been spilled upon a portion of the earth's surface are based upon use of a nonionic, primary surfactant composition comprising a first ethoxylated sorbitol oleate and, preferably, a second ethoxylated sorbitol oleate, and a nonionic, secondary surfactant that is capable of stabilizing and solubilizing the primary surfactant composition such that the resulting emulsifing compositions have a hydrophilic/lipophilic balance between about 12.0 and about 13.5.
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Lovering Richard D.
Petrotech A.G.
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