method of cooling metal parts which have undergone a process of high temperature molten salt bath and nitrocarburation, installation for the implementation of the method and the processed parts.

摘要

according to the process, before the end of the treatment, we fill in a refrigerant in liquid form and having a high ability of volume expansion during its vaporization, a tank (1) arranged to remove the oxygen in the house, in order to create an atmosphere in you are all the documents processed in a transfer chamber (1), it closes the chamber (1),we leave the rooms in the house over a period of time to a temperature in which the salt crystallizes and forms a protective barrier, we remove the components which are subjected to a rinsing operation.