-
-
-
-
Process for treating plated steel sheet
-
Patent number 4,959,277
-
Issue date Sep 25, 1990
-
Nihon Parkerizing Co., Ltd.
-
Kenshi Saeki
-
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
-
Treatment of chromate coating
-
Patent number 4,956,027
-
Issue date Sep 11, 1990
-
Nihon Parkerizing Co., Ltd.
-
Kenshi Saeki
-
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
-
Chromate coating of zinc surfaces
-
Patent number 4,749,418
-
Issue date Jun 7, 1988
-
Nihon Parkerizing Co., Ltd.
-
Kenshi Saeki
-
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...