Inventor
PETERSON RANDY N
US9 patents
Patents
9 patentsUS5522218AJun 4, 1996
Combustion exhaust purification system and method
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US5611198AMar 18, 1997
Series combination catalytic converter
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US5578277ANov 26, 1996
Modular catalytic converter and muffler for internal combustion engine
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US5709080AJan 20, 1998
Leak detection method and apparatus for an exhaust purification system
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US6016653AJan 25, 2000
After-injection combustion exhaust purification system and method
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US5829250ANov 3, 1998
Series combination catalytic converter
CATERPILLAR INC31 citations92
US7832208B2Nov 16, 2010
Process for electro-hydraulic circuits and systems involving excavator boom-swing power management
CATERPILLAR INC11 citations80
US5787708AAug 4, 1998
Combustion exhaust purification system and method via high sac volume fuel injectors
CATERPILLAR INC12 citations73
US5653101AAug 5, 1997
Method for treating an exhaust gas stream for the removal on NOx
CATERPILLAR INC12 citations73