TORVEX
CATALYST, NAMELY, HONEYCOMB-SHAPED CERAMIC MATERIAL COATED WITH PRECIOUS METAL FOR GENERALIZED USE IN THE INDUSTRIAL ARTS SUCH AS, CHEMICAL PLANTS, PRINTERS, FOOD PROCESSING FACILITIES, COATING AND LAMINATING LINES AND HAZARDOUS WASTE REMEDIATION SITES
Cancelled · October 31, 1988 · 73760892 ·