Latest Global Biological Sewage Treatment RFP & RFQ

Reorganization of the Feed to the Biological Purification Stage

Reorganization of the Feed to the Biological Purification Stage

Reorganization of the Feed to the Biological Purification Stage

Transportation and Disposal of the Treatment Sludge Generated as a Result of the Processes in the Wastewater Treatment Plants at the Advanced Biological Wastewater Treatment Plant of the Water and Sewage Directorate, in Accordance with the Legisla...

Removal and Management of Waste from Sewage Treatment Plants

24-Hour Service, Ongoing Maintenance and Operation of Devices Included in the Mechanical-Biological Sewage Treatment Plant

23/Zp/Tp/25 24-Hour Service, Ongoing Maintenance and Operation of Devices Included in the Mechanical-Biological Sewage Treatment Plant at the Specialist Hospital for Tuberculosis, Lung Diseases And....

Disposal of Sludge and other Waste from Wastewater Treatment Processes and the Operation of Sewage Networks

"Construction of Home Sewage Treatment Plants in the Łagow Commune

Gumi Sewage Treatment Plant Biological Reactor Improvement Construction - Diffuser