h75vn
- April 17, 2019
Retrofitting a Pump with an EagleBurgmann H75VN
Cumene, the common name for isopropylbenzene, is an aromatic hydrocarbon and a colorless liquid under atmospheric conditions with a characteristic smell. It is a component of crude oil and refined fuels and is mainly used in the production of phenol.
The Problem
Ineos in Gladbeck and Degussa in Marl, both located in Germany, are supplied with cumene by a pipeline. The pump station for this pipeline is situated inside the chemical industry park in Marl and is operated by Degussa Infracor. Cumene is classified as hazardous to the environment, so the “TA-Luft” directive (German Clean Air Directive) has to be considered for any sealing solution.
Originally, the pump was equipped with a Flowserve mechanical seal type EUROPAC 613/663 in tandem arrangement. With