71617209
Aug 1, 1951
Dec 23, 1952
SOAP-LIKE CHEMICAL COMPOSITION FOR TREATING METAL SURFACES WHICH HAVE BEEN PRETREATED WITH PHOSPHATING COATING CHEMICALS, WHICH SOAP-LIKE COMPOSITION REACTS WITH THE PHOSPHATIC COATING TO FORM A LUBRICANT LAYER ESPECIALLY ADAPTED TO COLD FORMING AND AT THE SAME TIME TO RETARD THE FORMATION OF RUST
Metal Goods