3 exhibitors found
Duktus – formerly known as Buderus Gussrohrtechnik – develops, produces and markets high-grade ductile iron pipe systems for the transport of drinking and sewage water.
Coming from the production of concrete & jacking pipes Gollwitzer GmbH is expert in consulting, design and construction of mircotunneling all over the world.
Wayss & Freytag Ingenieurbau AG is active worldwide in mechanized and conventional tunnelling and microtunnelling.
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