Patent classifications
C
CHEMISTRY; METALLURGY
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C10
PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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C10L
FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
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2300/00
Mixture of two or more additives covered by the same group of C10L1/00 - C10L1/308
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C10L2300/40
Mixture of four or more components
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C10L2300/40

Gasoline additive composition for improved engine performance
12454653 · 2025-10-28 · ·

The present disclosure provides fuel additives including Mannich detergent additive(s) and Mannich-based quaternary ammonium salt detergent additive(s) effective to improve engine performance in both port fuel injected and gasoline direct injection engines.