| 摘要 |
1,269,662. Protective coatings on metals. BRITISH STEEL CORP. 31 Dec., 1969 [18 Jan., 1969[, No. 3014/69. Heading B2E. [Also in Division C7] Mild steel is formed with an electroless nickel coating for subsequent vitreous enamelling, and prior to enamelling, the nickel may be given a protective coating of calcium resinate in an aromatic or aliphatic solvent, shellac in alcohol or an acrylic resin in, e.g. xylol or chloroform. |
