Walther Hilgendorff

Follow

Person

Tespe, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Sealing frame for stacked arrangement of exchanger membranes for el...
- Patent number 4,303,493
- Issue date Dec 1, 1981
- GKSS-Forschungszentrum Geesthacht GmbH
- Klemens Kneifel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL