Hans Keist

Burckhardt Components AG manufactured sealing components for compressors and engines. The company was headquartered in Seuzach, Switzerland.

Sulzer Chemtech AG provides products and services for separation, reaction and mixing technology. It offers mass transfer technology, including column internals, separators, trays, and design tool products; random and structured packing, and shell alliance products; and fractional and suspension crystallization, freeze concentration, and pervaporation services. The firm also provides process technology, which include distillation and absorption, liquid-liquid extraction, crystallization, membrane processes, evaporation, process plants, reaction, polymer production, pilot testing, and installation of a distillation unit services; and process services/equipment and spare parts. The company was founded in 1993 and is headquartered in Winterthur, Switzerland.