Engine hydrocarbon adsorber

Details Engine hydrocarbon adsorber Engine hydrocarbon adsorber

2011-04-05

2011-04-05

Hill, Jr., Robert J (Department: 1776)

Gas separation

Combined or convertible

In motor vehicle

C095S146000, C096S108000, C123S518000, C123S519000, C123S520000

Reexamination Certificate

active

07918912

ABSTRACT:
Devices, systems and methods are provided for adsorbing hydrocarbons from the air intake system of an internal combustion engine. The devices, systems and methods include a hydrocarbon absorbent material, and a structural element configured to hold the hydrocarbon absorbent material within a clean air tube of an internal combustion engine.

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Tschantz et al., “Activated Carbon and the Control of Evaporative Emissions in Air Induction System”, Sep. 29, 2003, MeadWestvaco Corp.—Carbon Dept.—Covington, VA, 25 pages total.
“Air Induction System Evaporative Emission Control Technologies”, Nov. 2002, MeadWestvaco Corporation Specialty Chemicals Division—Carbon Department Covington, VA, 40 pages total.

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