Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Communications
Class Information
Number: 181/245
Name: Acoustics > Sound-modifying means > Muffler, fluid conducting type > Corrosion prevention > Internally coated parts
Description: Subject matter wherein at least some of the fluid contacting surfaces of the conducting devices are coated so as to prevent corrosion.










Patents under this class:

Patent Number Title Of Patent Date Issued
7263826 Muffler device with catalysts for improving purifying exhaust gas of nitrogen oxides within a motorcycle exhaust pipe Sep. 4, 2007
6582835 Coated ferrite stainless steel sheet usable in the automobile exhaust sector Jun. 24, 2003
5477014 Muffler device for internal combustion engines Dec. 19, 1995
4930678 Heat-resistant exhaust manifold and method of preparing same Jun. 5, 1990
4808441 Metal articles having corrosion-resistant epoxy coatings Feb. 28, 1989
4610700 Adsorbent composition useful in retarding corrosion in mufflers Sep. 9, 1986
4382487 Exhaust muffler of enamelled steel sheet metal and method of producing it May. 10, 1983
4341842 Method of coating automotive parts with silicone compositions Jul. 27, 1982











 
 
  Recently Added Patents
Editing device and editing method
Cap
Power converter and method of power conversion
Method of predicting a motion vector for a current block in a current picture
Extension of physical downlink control channel coverage
Light emitting element, method for manufacturing the light emitting element, optical element and method for manufacturing the optical element
Systems and methods for a signed magnitude adder in one's complement logic
  Randomly Featured Patents
Safety razor handle
Sparse vectorization without hardware gather/scatter
Storage battery analyzer
Vehicle airbag arrestor
Light emitting device and illumination apparatus
High voltage comparator
Flexible hose for fuels and method for making it
Process for the reduction of the nitrogen oxides in exhaust gases using a zeolite-containing catalyst
Directional template
Phenothiazine derivatives, their preparation and pharmaceutical compositions containing them