Global Biological Treatment Tenders and GPN from across the Globe

Expansion of Biological Purification Byske Sewage Treatment Plants

"Contract Engineer for Designing, Building and Launching Installations that Increase Resistance to High Hydraulic Loads at Biological Routes in the Czajka Sewage Treatment Plant in Warsaw

Jeong Dong -Jin, Okgye Public Sewage Treatment Facility Biological Response Tank Purchased Underwater Apprent

Development of Project Documentation for the Expansion and Reconstruction of the Sewage Treatment Plant in the Old Pole Together with the Necessary Technical Infrastructure

Procurement and Delivery of Microbiological Preparations for Waste and Wastewater Treatment and Neutralization of Unpleasant Fragrances and Rental of Wastewater Biological Treatment at the Karabegovac Dump Dump

Technical Control Missions (Ct) for Renovation Work for the Biological Treatment of the Saint Fons Treatment Plant (Relaunch)

Technical Control Missions (Ct) for Renovation Work for the Biological Treatment of the Saint Fons Treatment Plant (Relaunch)

Structures and Parts Thereof, Dk 021: 2015-44210000-5 (Biological Treatment Stations for Cleaning Household Wastewater)

Load Service. Transport and Recovery of Dehydrated Biological Muds Produced by Urban Wastewater Purification Plants (Ref. App_85/2025)

Modernization of the Sewage Treatment Plant in Krosno to Increase Energy Self -Sufficiency