Fuel and related compositions – Liquid fuels – Organic nitrogen compound containing
Reexamination Certificate
2008-06-10
2008-06-10
Toomer, Cephia D. (Department: 1797)
Fuel and related compositions
Liquid fuels
Organic nitrogen compound containing
C564S336000
Reexamination Certificate
active
07384434
ABSTRACT:
An improved process for preparing a Mannich product employs an intermediate or pre-formed triazine. The product is useful as a detergent in fuel compositions. The fuel compositions containing the Mannich product are useful for controlling intake valve deposits in engines.
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Colucci William J.
Malfer Dennis J.
Thomas May D.
Afton Chemical Corporation
Fitch Even Tabin & Flannery
Toomer Cephia D.
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