B - Operations – Transporting – 65 – H
Patent
B - Operations, Transporting
65
H
B65H 54/06 (2006.01) B01D 29/11 (2006.01) B29C 53/80 (2006.01) B65H 55/04 (2006.01)
Patent
CA 2058025
A process for forming a tubular wound package suitable for use as the fibrous support for a catalytic converter is disclosed. The process involves winding two yarns on a support using two separate yarn guides to form a series of walls defining both outwardly and inwardly facing pyramids.
E.i. Du Pont de Nemours And Company
Sim & Mcburney
LandOfFree
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