Answer:
The term you are looking for is recovery. The process of recovering refrigerant is to remove some or all the refrigerants of a system and deposit it in an external storing for further processing or storage. This recovered refrigerant won´t be used again in the system in any near time period.
If the refrigerant is removed to be instantly processed and cleaned to be reutilized in the same system, this action is known as recycling.
