Mineral oils: processes and products – Refining – Metal contaminant removal
Patent
1990-05-30
1991-01-29
Myers, Helane E.
Mineral oils: processes and products
Refining
Metal contaminant removal
208252, 208282, 208309, 423DIG16, 585866, C10G 100
Patent
active
049884336
ABSTRACT:
Monobasic carboxylic acids or salts thereof are used to remove metals, particularly calcium and iron, from hydrocarbonaceous feedstocks. An aqueous solution of the acid is used to extract the metals from the feedstock prior to processing. Acetic acid is the preferred carboxylic acid.
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Kramer David C.
Reynolds John G.
Chevron Research Company
Myers Helane E.
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