Plastics piping systems for renovation of underground gas supply networks - Part 1: General (ISO 11299-1:2011); German version EN ISO 11299-1:2013— 22 стр.
Plastics piping systems used for the rehabilitation of pipelines - Classification and overview of strategic and operational activities (ISO/DIS 11295:2021); German and English version prEN ISO 11295:2021
Plastics piping systems for renovation of underground gas supply networks - Part 1: General (ISO 11299-1:2018); German version EN ISO 11299-1:2018— 27 стр.
Plastics piping systems for renovation of underground gas supply networks - Part 1: General (ISO 11299-1:2018); German version EN ISO 11299-1:2018— 27 стр.
Plastics piping systems for renovation of underground gas supply networks - Part 3: Lining with close-fit pipes (ISO 11299-3:2011); German version EN ISO 11299-3:2013— 21 стр.