Catalytic converter
AssigneeMinnesota Mining and Manufacturing Company
InventorRichard P. Merry
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Abstract
A catalytic converter utilizing a resilient, flexible shot-free ceramic fiber containing mounting mat for mounting a monolith with a metallic casing is disclosed. The mounting mat may be comprised of shot-free composite of shot-free ceramic fibers in combination with an intumescent sheet material.
Claims14
In a catalytic converter having a metallic casing, a unitary, solid catalytic element disposed within said casing, and resilient means disposed between said catalytic element and said metallic casing for positioning said catalytic element and for absorbing mechanical and thermal shock, the improvement comprising;
- said resilient means being a resilient, flexible, fibrous mat of shot-free ceramic fibers having a stitchbonded compressed thickness in the range of 4 to 25 mm wrapped about the lateral surface of said catalytic element to a mount density of about 0.25 to about 0.50 g/cm.sup.3.
Dependencies are inferred from the claim text.