Strabag Umweltanlagen GmbH
c/o Ed. Züblin AG, Patentabteilung
Albstadtweg 3
70567 Stuttgart
(DE)
STRABAG Umweltanlagen GmbH
Lingnerallee 3
01069 Dresden
(DE)
Linde Aktiengesellschaft
Leopoldstrasse 252
München
(DE)
Англ.Chemicals for treating sewage and drinking water, particularly oxidation and reduction agents, acids and bases, flocculation precipitants and agents, chemical substances containing sulphur, nitrogen and phosphorus, ozone, oxygen, gases containing oxygen, biologically degradable organic chemical substances, particularly alcohols, fatty acids and carbonic hydrates; ion exchangers, adsorbents, carrier substances for bacterial masses, particularly cellular materials and active carbon.
Англ.Metallic fittings for compressed air and water piping systems, metallic piping systems.
Англ.Pumps (not included in other classes), compressors, bellows, valves as parts of machines.
Англ.Apparatus and instruments for measuring, adjusting, for metering and for analysis.
Англ.Lighting, heating, steam generating, cooking, refrigerating, drying, ventilating and air conditioning installations and apparatus; sewage purification installations, installations for treating drinking, industrial and waste water, apparatus for fractionation and purification of air and gas, apparatus for the introduction of air and oxygen into sewage and rivers, lakes and fish wells, surface aerators, filters for the aforementioned apparatus and installations; bacterial beds, immersed bacterial beds made of plastic, as well as parts of the aforementioned goods.
Англ.Plastic linings for putrefaction basins, as well as parts of the aforementioned goods.
Англ.Installation, assembly, repair, servicing and maintaining of decantation installations for wastewater, installations for treating sewage, industrial and drinking water, air and gas separation and purification apparatus, apparatus for introducing air or oxygen into sewage and into rivers, lakes and fish wells, as well as surface aerators.
Англ.Studies on the development of processes and on the construction (for others) of installations for the purification and treatment of drinking, industrial and waste water, technical measurement and adjustment equipment, mobile test installations for verifying parameters and designs of apparatus for introducing air or oxygen into sewage, drinking water, rivers, lakes and fish wells; technical consulting on special processes for sewage and drinking water as well as studies on problems relative to sewage and drinking water; experimentation (for others) on the purification and treatment of sewage and drinking water.