CO.BI. srl high vacuum metallization systems, revision of rotary pumps, roots, diffusions. Co.Bi srl build High Vacuum metallization machines, and overhaul rotative, roots and diffusion pumps. 20056 Trezzo sull'Adda, Via D. Minzoni, 7 Tel: +39 2 90961554 Fax: +39 2 90962511 Rotary, Roots, Diffusion : leybold | edwards | pfeiffer | pvr | robust | galileo | varian | alcatel | busch | becker | ebara | kinney | rietschle | stokes | welch | fluids and oil | vacuum fitting | vacuum valves | tuthill | italvacuum