Abstract
1. Introduction
2. Conservation treatments
2.1. Cleaning
2.1.1. Mechanical cleaning
2.1.2. Chemical cleaning
2.1.2.a. Basic
2.1.2.b. Neutralization of chemical treatments
2.1.3. Electrochemical cleaning
2.1.3.a.
2.1.3.b. Neutralization
2.2. Drying
2.3. Stabilization
2.4. Layer of protection
2.5. Glued
2.6. Obturation
3. Classification
3.1. Coins of the Roman Republic
3.2. Imperial coins
3.3. Iberian coins
3.4. Spanish-Punic coins
3.5. Hispanic-Latino Coins