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US 2003/0140494 A1Published application
Catalytic converter manufacturing method
OwnerJeffery B. Hardestyinventor
Life of this patent
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Abstract
A method for manufacturing a catalytic converter having a ceramic substrate comprises sizing a housing of a catalytic converter over a substrate and intumescent mat subsequently to heating the converter, the heating causing the intumescent mat to at least reach a temperature at which the intumescent mat swells.
Claims15
A method of manufacturing catalytic converters comprising:
- sizing a housing of a catalytic converter over a substrate and intumescent mat subsequently to heating said converter, said heating causing said intumescent mat to at least reach a temperature at which said intumescent mat swells.
Dependencies are inferred from the claim text.