73295675
Feb 4, 1981
Aug 23, 1983
Chemical Products for the Paper Industry-Namely, Deposit Control Agents, Corrosion Control Agents, Felt Conditioners, Foam Control Agents, and Polymers for Water Clarification, Drainage, and Retention
ChemicalsBacteriacides, Fungicides, and Algaecides for Use in the Treatment of Aqueous Systems Used in the Preparation of Wood Pulp, Paper, and Paper Products
Pharmaceuticals