Knowledge of the production, the properties and the relevant regulations for industrial gases are a prerequisite for the smooth application of thermal spraying in manufacturing and research. This is why corresponding supply concepts for this coating technology were developed. These have proven extremely successful in their practical application and they ensure the user the necessary gas purity at any time. The following article serves to inform the readers about the underlying principles of gas technology and to clearly show that, in the respective specialist gas industry, they have the right partner for solving their coating problems. Paper text in German.