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U.S. Department of Energy
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Demetallization of hydrocarbon containing feed streams with phosphorous compounds

Patent ·
OSTI ID:5960487
Metals contained in a hydrocarbon containing feed stream are removed by contacting the hydrocarbon containing feed stream with a phosphorous compound selected from the group consisting of phosphine, hydrocarbylphosphines, hydrocarbylphosphites, hydrocarbylphosphonates, hydrocarbylphosphates, hydrocarbylphosphine oxides, hydrocarbylthiophosphites, and hydrocarbylphosphine sulfides to convert the metals to oil insoluble compounds which can be removed from the hydrocarbon containing feed stream by conventional methods.
Assignee:
Phillips Petroleum Company
Patent Number(s):
US 4529503
OSTI ID:
5960487
Country of Publication:
United States
Language:
English