Hans Demuth

Follow

Person

Voehringen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Heat-transmitting device for heat pumps
- Patent number 4,448,244
- Issue date May 15, 1984
- Wieland Werke AG
- Hans Demuth
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Heat-transmitting device for heat pumps
- Patent number 4,406,137
- Issue date Sep 27, 1983
- Wieland Werke AG
- Hans Demuth
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Concentric tube heat exchanger with spacer
- Patent number 4,392,526
- Issue date Jul 12, 1983
- Wieland Werke AG
- Manfred Hage
- F28 - HEAT EXCHANGE IN GENERAL