Stock material or miscellaneous articles – All metal or with adjacent metals – Helical or with helical component
Patent
1988-06-20
1989-12-12
Zimmerman, John J.
Stock material or miscellaneous articles
All metal or with adjacent metals
Helical or with helical component
502439, 502527, B01J 3504
Patent
active
048867110
ABSTRACT:
A motor vehicle catalytic converter monolith metal foil catalyst substrate having foil wrapped around a center pin and contained within a housing wherein the pin housing and the layers of metal foil therebetween are configured to mechanically lock the latter in place to prevent their telescoping.
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Barr Jr. Karl F.
General Motors Corporation
Zimmerman John J.
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