Methodology for three-dimensional morphological and quantitative determination of micro and nanocavities produced by chemical and microbiological corrosion in metallic materials

• Main Authors: Valadez Martínez Marco Antonio, Leyte Guerrero Florentino, Garibay Febles Vicente, Sadott Pacheco y Alcalá Ubaldo, Zapata Peñasco Norma Icoquih, Pérez Lemus Gustavo Roberto
• Format: Patent
• Language: English
• Published: 20.03.2018
• Subjects: APPARATUS THEREFOR; CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; METALLURGY; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLICMATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASSC23 AND AT LEAST ONEPROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25; NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; PHYSICS; PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROMOBJECTS; TESTING

More specifically, the present invention is related to the laboratory procedures, analytic expressions, devices, procedures and calculations required to characterize the micro and nanocavities of coupons and biocoupons, caused by chemical and/or microbiological pitting and uniform corrosion.