Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 5: Specific principles for plants for anaerobic wastewater treatment— 12 стр.
Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes; German version EN 10088-2:2014— 50 стр.
Sewage treatment plants - Principles for the design of structures and technical equipment - Part 5: Specific principles for plants for anaerobic sludge and wastewater treatment— 6 стр.
Sewage treatment plants - Principles for the design of structures and technical equipment - Part 5: Specific principles for plants for anaerobic sludge and wastewater treatment— 6 стр.