In 2000 QVF Engineering GmbH was taken over by the French company De Dietrich and now operates as De Dietrich Process Systems GmbH. Being oriented to the chemical and pharmaceutical industry the DDPS group focuses on these product lines:

Plants constructed of corrosion-resistant materials, especially borosilicate glass 3.3 (QVF ®) Equipment made of glass-lined steel (De Dietrich Glass Lining ®) Filter / Dryer Systems (Rosenmund ®).

Our address : De Dietrich Process Systems GmbH Hattenbergstraße 36 D-55122 Mainz Postfach 3369 D-55023 Mainz phone: +49 (0) 61 31/97 04-0 fax: +49 (0) 61 31/97 04-5 00

De Dietrich Process Systems GmbH manufactures a comprehensive components system made of borosilicate glass 3.3 according to the modular concept in the ranges of miniplant, kilolab and production scale.

In addition, DDPS is a customer-oriented and reliable partner for customers‘ process solutions and is a worldwide leading supplier for corrosion-resistant borosilicate glass equipment and plants for thermal separation processes - from basic engineering through to commissioning.

We work to the latest European directives and standards such as PED (Pressure Equipment Directive), TA Luft, ATEX, national guidelines, such as ANSI and to other various international standards.

The head office of De Dietrich Process Systems GmbH is located in Mainz (Germany), from where the worldwide coordination of glass plants and business activities is performed. In addition to the management and administration our large manufacturing plant for borosilicate glass 3.3 and our own raw-material glass supply tank is also located in Mainz.

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