Registration number (WIID)Project No.TitleStatus
11221LVS EN 448:1994Preinsulated bonded pipe systems for underground hot water networks - Fitting assemblies of steel service pipes, polyurethane thermal insulation and polyethylene outer casingAtcelts
11231LVS EN 488:1994Preinsulated bonded piping systems for undergeound district hot water systems - Steel valve assemblies for steel service pipes, polyurethane thermal insulation and outer casing of polyethyleneAtcelts
59247prLVS 1069Norādījumi par kristālhidrātu inhibēšanu dabasgāzēs ar metanoluIzstrādē
59246prLVS 1068Metanola lietošana dabasgāzes uzglabāšanas un pārvades sistēmāsIzstrādē
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