06365108 is referenced by 9 patents.

A siloxane filter system for protecting an oxygen probe utilized in an internal combustion engine fueled by bio-gases, the filter system having a stainless fiber filter removably disposed in a housing having and inlet port and an outlet port disposed in fluid communication with an exhaust duct in such a manner as to cause exhaust gases to flow through the housing and filter, the oxygen probe is disposed in the housing down stream of the filter, causing siloxane in the exhaust gases to be deposited on the stainless fibers of the filter and essentially siloxane free gases passes over the oxygen probe extending its useful life.

Title
Siloxane filter for O2 sensor for bio-gas engine
Application Number
9/416439
Publication Number
6365108 (B1)
Application Date
October 12, 1999
Publication Date
April 2, 2002
Inventor
Dale A Philyaw
Lafayette
IN, US
Agent
Alan J Hickman
US
Fred J Baehr
US
Assignee
Caterpillar
IL, US
IPC
B01D 46/10
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