DIN 19551-4
Sewage treatment plants; rectangular tanks with suction type sludge scraper; main dimensions
废止
发布日期 :
2001-05-01
实施日期 :
DIN 19635
Dosing apparatus for drinking water treatment; requirements, testing, operation; DVGW code of practice
废止
发布日期 :
2001-11-01
实施日期 :
DIN 4261-1
Small sewage treatment plants; plants without sewage aeration; application, design and construction
废止
发布日期 :
2001-10-01
实施日期 :
DIN 4261-2
Small sewage treatment plants; plants with sewage aeration; application, design, construction and testing
废止
发布日期 :
2001-06-01
实施日期 :
DIN EN 15030
Chemicals used for treatment of water intended for human consumption - Silver salts for intermittent use
废止
发布日期 :
2001-01-01
实施日期 :
DIN EN 891
Chemicals used for treatment of water intended for human consumption - Iron(III) chloride sulfate
废止
发布日期 :
2001-04-01
实施日期 :
DIN EN 899
Chemicals used for treatment of water for human consumption - Sulfuric acid; German version EN 899:1996
废止
发布日期 :
2001-03-01
实施日期 :