Emmett Allen Jacobs

US Patent:

39605280, Jun 1, 1976

Filed:

Feb 25, 1975

Appl. No.:

5/552866

Inventors:

Emmett Smith Jacobs - Wilmington DE
Vincent Edward Liberi - Newark MD

Assignee:

E. I. Du Pont de Nemours and Company - Wilmington DE

International Classification:

B01D 4512

US Classification:

55346

Abstract:

A muffler particulate trap for an internal combustion engine comprising a housing adapted to be connected to the exhaust stream of the engine through an inlet port, said housing also having an outlet port for communication with the atmosphere, between the inlet port and outlet port, in serial arrangement in the housing, there is at least one chamber containing refractory alumina of requisite high porosity and high surface area and, in communication with said chamber(s), at least one cyclone separator that vents the exhaust stream through said housing outlet into the atmosphere.