ES469546A1 - Procedure for chemical corrosión in metals intended for decoration. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for chemical corrosión in metals intended for decoration. (Machine-translation by Google Translate, not legally binding)
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PLONIO LEON FRANCISCO JAVIER
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PLONIO LEON FRANCISCO JAVIER
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Priority to ES469546ApriorityCriticalpatent/ES469546A1/en
Publication of ES469546A1publicationCriticalpatent/ES469546A1/en
Preventing Corrosion Or Incrustation Of Metals
(AREA)
Abstract
Procedure for the chemical corrosion of metals for decoration, characterized in that the corrosion is carried out on aluminum with sodium hydroxide (No. OH) and on copper with sulfuric acid (SO4 H2). These metals are immersed in baths with said chemical agents for 10 to 15 minutes, depending on the degree of attack and the thickness of the piece and at a temperature of 10º to 15ºCº, for copper and 60º to 70ºCº for aluminum. (Machine-translation by Google Translate, not legally binding)
ES469546A1978-05-061978-05-06Procedure for chemical corrosión in metals intended for decoration. (Machine-translation by Google Translate, not legally binding)
ExpiredES469546A1
(en)
PROCESS TO SEPARATE BY-PRODUCTS FROM A METAL DEPOSITION BATH WITHOUT ELECTROLYSIS AND PROCESS TO TREAT A WATER SOLUTION THAT UNDERSTANDS AN ALKANOL-AMINE COMPLEXING AGENT AND A COMPLEXED HEAVY METAL
Procedure for the pre-treatment of surfaces of steel strips before the application of galvanic coatings. (Machine-translation by Google Translate, not legally binding)