MADISON FILTER
ceramic particles, chemical preparations, mineral substances, and unprocessed plastics, in the nature of filtering materials for purifying industrial gases and liquids in chemical, drilling mud, gas, oil, pulp and water processing, mining, mineral extraction, metallurgical refining, food and beverage preparation, incineration, smelting, smoke stacks, and the manufacture of building products, diapers, hospital gowns, fiberglass and silicon wafers and chips
Cancelled · January 10, 2000 · 75893010 ·