ADDITIVES FOR REDUCING COKING OF FURNACE TUBES
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United States of America Patent
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Issued Date -
Feb 24, 2011
app pub date -
Aug 16, 2010
filing date -
Aug 21, 2009
priority date (Note) -
Abandoned
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Abstract
Fouling of hot furnace surfaces in selected refinery processes can be stopped or at least mitigated using an antifouling agent. The antifouling agents include sulfurized oil and may include other components selected from the group consisting of magnesium and aluminum overbases, a-olefin copolymers, and combinations thereof. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 37 CFR 1.72(b)
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