ES370595A1 - A procedure for the obtaining of a prepared for the treatment of metal surfaces. (Machine-translation by Google Translate, not legally binding)
- Google Patents
A procedure for the obtaining of a prepared for the treatment of metal surfaces. (Machine-translation by Google Translate, not legally binding)
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Yawata Iron and Steel Co Ltd
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Yawata Iron and Steel Co Ltd
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Application filed by Yawata Iron and Steel Co LtdfiledCriticalYawata Iron and Steel Co Ltd
Priority to ES370595ApriorityCriticalpatent/ES370595A1/en
Publication of ES370595A1publicationCriticalpatent/ES370595A1/en
A process for obtaining a preparation for the treatment of surfaces of metals such as fe, zn, sn and the like, to avoid in these metals oxidation, characterized by mixing 0.1 to 40% by weight of a polystyrene copolymer and acid maleic and a water-soluble chromium compound in a maximum amount of 60% by weight, so that an aqueous solution with a ph value greater than 3.5 can be obtained. (Machine-translation by Google Translate, not legally binding)
ES370595A1969-08-181969-08-18A procedure for the obtaining of a prepared for the treatment of metal surfaces. (Machine-translation by Google Translate, not legally binding)
ExpiredES370595A1
(en)
A procedure for the obtaining of a product intended for the passivation and preparation of metallic supports before its painting (Machine-translation by Google Translate, not legally binding)