With the brands Johnson Screens, Passavant, Geiger, Airvac, Diemme, Roediger, Noggerath and Screenex, Bilfinger Water Technologies GmbH is a global leader in the supply of systems, components and services in the area of water and wastewater technology. The key to our success is the comprehensive range of competences in water and waste management, separating solids from liquids and gases and vacuum technology that we have combined to provide complete solutions for our customers in local government and in the industrial sector
Johnson invented the world’s first continuous slot wire wrapped well screen. Considered a revolution in technology for the industry, the continuous slot well screen provided more open area per square foot of screen than other conventional methods, allowing more water into the well with more efficiency.
Continuing the trend of innovative technology, Johnson Screens advanced the continuous slot screen and invented the all welded continuous slot wire wrapped well screen. Johnson Screens was now not only the world leader in innovative screening technology, it was the world leader in the water well screening industry.
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