Method of inhibiting formation of fouling materials during basic washing of hydrocarbons contaminated with oxygen compounds
First Claim
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1. A method of inhibiting formation of polymeric fouling deposits during the caustic scrubbing of pyrolytically produced hydrocarbons contaminated with oxygen containing compounds with a basic washing solution having a pH >
- 7 comprising adding to the basic washing solution a sufficient amount for inhibiting formation of polymeric fouling materials of carbohydrazide.
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Abstract
A method for inhibiting the formation of fouling materials during the caustic washing of hydrocarbons contaminated with oxygen compounds is disclosed. The method comprises adding an effective amount of carbohydrazide to the caustic wash system.
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Citations
17 Claims
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1. A method of inhibiting formation of polymeric fouling deposits during the caustic scrubbing of pyrolytically produced hydrocarbons contaminated with oxygen containing compounds with a basic washing solution having a pH >
- 7 comprising adding to the basic washing solution a sufficient amount for inhibiting formation of polymeric fouling materials of carbohydrazide.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method of inhibiting the formation and deposition of fouling materials on the structural parts of a wash system during basic washing with a solution having a pH >
- 7 of a pyrolytically produced olefin compound or compounds contaminated with at least one carbonyl compounds, said method comprising adding to said basic wash a sufficient amount for inhibiting formation of polymeric fouling materials of carbohydrazide.
- View Dependent Claims (12, 13, 14, 15, 16, 17)
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