Upon completion of the development of technological schemes (P&ID diagrams) of the existing installations at the air decomposition plant Messer Smederevo, Messer Tehnogas A.D. she also entrusted us with the development of technological diagrams (P&ID diagrams) of all process lines of instrument air and nitrogen sealing plants.

Considering that this is an old part of the plant for which there is no documentation in digital format, and that during the years of exploitation numerous modifications were made to the existing installations, the first part of the task is a detailed recording of the existing state.