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- BAM - Federal Institute for Materials Research and Testing
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DIN EN 12255-15
Wastewater treatment plants - Part 15: Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge plants; German version EN 12255-15:2003
DIN EN 12259-1
Fixed firefighting systems - Components for sprinkler and water spray systems - Part 1: Sprinklers; German version EN 12259-1:1999 + A1:2001 + A2:2004 + A3:2006
DIN EN 12258-4
Aluminium and aluminium alloys - Terms and definitions - Part 4: Residues of the aluminium industry; Trilingual version EN 12258-4:2004
DIN EN 12258-1
Aluminium and aluminium alloys - Terms and definitions - Part 1: General terms; Trilingual version EN 12258-1:2012
DIN EN 12257
Transportable gas cylinders - Seamless, hoop-wrapped composite cylinders; German version EN 12257:2002
DIN EN 12255-16
Kläranlagen - Teil 16: Abwasserfiltration; Deutsche Fassung EN 12255-16:2005
Wastewater treatment plants - Part 16: Physical (mechanical) filtration; German version EN 12255-16:2005
DIN EN 12255-5
Kläranlagen - Teil 5: Abwasserbehandlung in Teichen; Deutsche Fassung EN 12255-5:1999
Wastewater treatment plants - Part 5: Lagooning processes; German version EN 12255-5:1999
DIN EN 12255-6
Kläranlagen - Teil 6: Belebungsverfahren; Deutsche Fassung EN 12255-6:2002
Wastewater treatment plants - Part 6: Activated sludge process; German version EN 12255-6:2002
DIN EN 12255-7
Kläranlagen - Teil 7: Biofilmreaktoren; Deutsche Fassung EN 12255-7:2002
Wastewater treatment plants - Part 7: Biological fixed-film reactors; German version EN 12255-7:2002
DIN EN 12255-8
Kläranlagen - Teil 8: Schlammbehandlung und -lagerung; Deutsche Fassung EN 12255-8:2001
Wastewater treatment plants - Part 8: Sludge treatment and storage; German version EN 12255-8:2001





