73068463
Nov 10, 1975
Aug 10, 1976
CHEMICAL COMPOSITION FOR INDUSTRIAL COATING AND/OR PLATING PURPOSES; PHOSPHATING SOLUTIONS; CHROMATING SOLUTIONS; COPPER COATING SOLUTIONS; CHEMICAL PREPARATIONS FOR USE IN PREPARING AND CONDITIONING METAL PARTS FOR COATING AND/OR PLATING; CHEMICAL PRODUCTS FOR USE IN NONDESTRUCTIVE TESTING-NAMELY, MAGNETIC PARTICLES AND POWDERS AND WETTING AGENTS, AND ADHESIVE SUBSTANCES FOR INDUSTRIAL PURPOSES
Chemicals